Tasks - Loops

[akash-coded]

1. Print the multiplication table of 5 using a loop.

2. WAP to find the GCD (or HCF) of two numbers.

3. WAP to find the LCM of two numbers.

4. WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user.

5. WAP to generate and print the following pattern:

*
* *
* * *
* * * *
* * * * *

6. Write a program to print the factorial of a number using a loop.

[Sarfinaa]

Print the multiplication table of 5 using a loop.
`
public class Multi5 {
public static void main(String[] args) {
for (int i = 1; i <= 10; i++) {
System.out.println("5 * " + i + " = " + 5 * i);
}
}

}
**WAP to find the GCD (or HCF) of two numbers.**
import java.util.Scanner;

public class GCD {
public static int findGCD(int a, int b) {
while (a % b != 0) {
int rem = a % b;
a = b;
b = rem;
}
return b;
}

public static void main(String[] args) {
    Scanner s = new Scanner(System.in);
    System.out.print("Enter value a and b:");
    int a = s.nextInt();
    int b = s.nextInt();
    System.out.println(findGCD(a, b));
}

}
**WAP to find the LCM of two numbers.**
import java.util.Scanner;
public class LCM {
public static int findGCD(int a, int b) {
while (a % b != 0) {
int rem = a % b;
a = b;
b = rem;
}
return b;
}

public static void main(String[] args) {
    Scanner s = new Scanner(System.in);
    System.out.print("Enter value a and b:");
    int a = s.nextInt();
    int b = s.nextInt();
    int gcd = findGCD(a, b);
    int lcm = (a * b) / gcd;
    System.out.println("LCM:" + lcm);

}

}
**WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user.**
import java.util.Scanner;
public class Quit {
public static void main(String[] args) {
Scanner s = new Scanner(System.in);
int count = 0;
while (true) {
if (s.next().equals("q"))
break;
count++;
}
System.out.println("Count:" + count);
}
}
**WAP to generate and print the following pattern:**
import java.util.Scanner;
public class Pattern {
public static void main(String[] args) {
Scanner s = new Scanner(System.in);
System.out.print("Enter the value of n: ");
int n = s.nextInt();
for (int i = 0; i < n; i++) {
for (int j = 0; j <= i; j++) {
System.out.print("* ");
}
System.out.println();
}
}
}
`

[mkaifahmed]

5 Table

`
public class Table5 {
public static void main(String[] args) {
for (int i = 1; i <= 10; i++) {
System.out.println("5 x " + i + " = " + 5 * i);
}
}
}

`

GCD

`import java.util.Scanner;

public class GCD {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int n1 = scanner.nextInt();
int n2 = scanner.nextInt();
int gcd = 1;
for (int i = 1; i <= n1 && i <= n2; i++) {
if (n1 % i == 0 && n2 % i == 0)
gcd = i;
}
System.out.println("GCD of " + n1 + " and " + n2 + " is " + gcd);
scanner.close();

}

}
`

LCM

`import java.util.Scanner;

public class LCM {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);

    int n1 = scanner.nextInt();
    int n2 = scanner.nextInt();
    int lcm = (n1 > n2) ? n1 : n2;
    while (true) {
        if (lcm % n1 == 0 && lcm % n2 == 0) {
            System.out.println("The LCM of " + n1 + " and " + n2 + " is " + lcm);
            break;
        }
        lcm++;
    }
    scanner.close();
}

}
`

take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user

`import java.util.Scanner;

public class Input {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("Enter integers or press q to exit ");
int count = 0;
while (!scanner.next().equals("q")) {
count++;
}
System.out.println("No of Inputs " + count);
scanner.close();
}

}
`

Pattern

`
public class BottomLeftStars {
public static void main(String[] args) {
for (int i = 0; i < 5; i++) {
for (int j = 0; j <= i; j++) {
System.out.print("* ");
}
System.out.println();
}
}
}

`

[ratnadeepikavuddagiri]

Print the multiplication table of 5 using a loop.
`import java.util.Scanner;

public class MultiplicationTable {

public static void main(String[] args) {
    int n;
    Scanner scanner = new Scanner(System.in);
    System.out.println("Enter a number : ");
    n = scanner.nextInt();
    System.out.println("Multiplication Table : ");
    for (int i = 1; i <= 10; i++) {
        System.out.println(n + " X " + i + " = " + n * i);
    }
}

}
**WAP to find the GCD (or HCF) of two numbers.**import java.util.Scanner;

public class GCD {
public static void main(String[] args) {
int n1, n2;
Scanner s = new Scanner(System.in);
System.out.println("Enter 2 numbers :");
n1 = s.nextInt();
n2 = s.nextInt();
System.out.print("GCD of " + n1 + " and " + n2 + ": ");
if (n1 < n2) {
int t = n1;
n1 = n2;
n2 = t;
}
while (n2 != 0) {

        int r = n1 % n2;
        n1 = n2;
        n2 = r;

    }
    System.out.println(n1);
}

}
**WAP to find the LCM of two numbers.**import java.util.Scanner;

public class LCM {

public static void main(String[] args) {
    int n1, n2;
    Scanner s = new Scanner(System.in);
    System.out.println("Enter 2 numbers :");
    n1 = s.nextInt();
    n2 = s.nextInt();
    int p = n1 * n2;
    System.out.print("LCM of " + n1 + " and " + n2 + ": ");
    if (n1 < n2) {
        int t = n1;
        n1 = n2;
        n2 = t;
    }
    while (n2 != 0) {

        int r = n1 % n2;
        n1 = n2;
        n2 = r;

    }
    System.out.println(p / n1);
}

}
**WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user.**import java.util.Scanner;

public class Exit {
public static void main(String[] args) {
Scanner S = new Scanner(System.in);
System.out.println("Enter the integers and to quit enter 'q'");
int c = -1;
String n;
do {
n = S.next();
c++;
} while ((n.equals("q")) == false);
System.out.println("Number of integers : " + c);

}

}
`
**WAP to generate and print the following pattern:

---

---

---

`import java.util.Scanner;

public class StarPattern {

public static void main(String[] args) {
    int n;
    Scanner S = new Scanner(System.in);
    System.out.println("Enter n : ");
    n = S.nextInt();
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= i; j++) {
            System.out.print("* ");
        }
        System.out.println();
    }
}

}
`

[Harshita-Joshi]

Program to print the multiplication table of 5 using a loop

`import java.util.Scanner;

public class TableOf5 {

public static void main(String[] args) {

    for (int i = 1; i <= 10; i++) {
        System.out.println("5 x " + i + " = " + (5 * i));
    }

}

}`

Program to find the HCF of 2 numbers

`import java.util.Scanner;

public class FindGCD {

public static int gcd(int x, int y) {
    if (y == 0)
        return x;
    return gcd(y, x % y);
}

public static void main(String[] args) {
    Scanner scn = new Scanner(System.in);
    System.out.println("Enter two numbers: ");
    int a = scn.nextInt();
    int b = scn.nextInt();

    System.out.println("HCF is: " + gcd(a, b));

}

}
`

Program to find LCM of 2 numbers

`import java.util.Scanner;

public class FindLCM {

public static int gcd(int x, int y) {
    if (y == 0)
        return x;
    return gcd(y, x % y);
}

public static int lcm(int x, int y) {
    int hcf = gcd(x, y);
    return (x * y) / hcf;
}

public static void main(String[] args) {
    Scanner scn = new Scanner(System.in);
    System.out.println("Enter two numbers: ");
    int a = scn.nextInt();
    int b = scn.nextInt();

    System.out.println("LCM is: " + lcm(a, b));

}

}
`

Program to take inputs from user till user presses 'q'. If so, count the number of inputs provided.

`import java.util.Scanner;

public class CountInputs {

public static void main(String[] args) {

    Scanner scn = new Scanner(System.in);
    int cnt = 0;

    while (true) {
        String input = scn.next();
        if (input.equals("q"))
            break;
        else
            cnt++;
    }

    System.out.println(cnt);
}

}
`

Program to print star pattern

`public class StarPatternBasic {

public static void main(String[] args) {

    for (int i = 0; i < 5; i++) {
        for (int j = 0; j <= i; j++) {
            System.out.print("*");
        }
        System.out.println();
    }
}

}
`

[Harshita-Joshi]

Program to print the multiplication table of 5 using a loop

`import java.util.Scanner;

public class TableOf5 {

public static void main(String[] args) {

    for (int i = 1; i <= 10; i++) {
        System.out.println("5 x " + i + " = " + (5 * i));
    }

}

}`

Program to find the HCF of 2 numbers

`import java.util.Scanner;

public class FindGCD {

public static int gcd(int x, int y) {
    if (y == 0)
        return x;
    return gcd(y, x % y);
}

public static void main(String[] args) {
    Scanner scn = new Scanner(System.in);
    System.out.println("Enter two numbers: ");
    int a = scn.nextInt();
    int b = scn.nextInt();

    System.out.println("HCF is: " + gcd(a, b));

}

}
`

Program to find LCM of 2 numbers

`import java.util.Scanner;

public class FindLCM {

public static int gcd(int x, int y) {
    if (y == 0)
        return x;
    return gcd(y, x % y);
}

public static int lcm(int x, int y) {
    int hcf = gcd(x, y);
    return (x * y) / hcf;
}

public static void main(String[] args) {
    Scanner scn = new Scanner(System.in);
    System.out.println("Enter two numbers: ");
    int a = scn.nextInt();
    int b = scn.nextInt();

    System.out.println("LCM is: " + lcm(a, b));

}

}
`

Program to take inputs from user till user presses 'q'. If so, count the number of inputs provided.

`import java.util.Scanner;

public class CountInputs {

public static void main(String[] args) {

    Scanner scn = new Scanner(System.in);
    int cnt = 0;

    while (true) {
        String input = scn.next();
        if (input.equals("q"))
            break;
        else
            cnt++;
    }

    System.out.println(cnt);
}

}
`

Program to print star pattern

`public class StarPatternBasic {

public static void main(String[] args) {

    for (int i = 0; i < 5; i++) {
        for (int j = 0; j <= i; j++) {
            System.out.print("*");
        }
        System.out.println();
    }
}

}
`

[sruthi-15-sketch]

Print the multiplication table of 5 using a loop.
public class Table {
public static void main(String[] args) {
for (int i = 0; i < 11; i++) {
System.out.println("5*" + "" + i + "" + "=" + (5 * i));
}
}
}

WAP to find the GCD (or HCF) of two numbers.
import java.util.*;
public class Gcd {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter 2 numbers : ");
int a = sc.nextInt();
int b = sc.nextInt();
int res = 1;

    for (int i = 1; i <= a && i <= b; i++) {
        if (a % i == 0 && b % i == 0)
            res = i;
    }
    System.out.println("GCD of " + a + " and " + b + " is " + res);
}

}

WAP to find the LCM of two numbers.
import java.util.*;

public class Lcm {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter 2 numbers : ");
int a = sc.nextInt();
int b = sc.nextInt();
int gcd = 1;

    for (int i = 1; i <= a && i <= b; i++) {
        if (a % i == 0 && b % i == 0)
            gcd = i;
    }
    System.out.println("GCD of " + a + " and " + b + " is " + ((a * b) / gcd));
}

}

WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user.
import java.util.*;

public class UserInput {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int c = 0;
String str = "";
do {
str = sc.next();
c++;
} while (!(str.charAt(0) == 'q'));
System.out.println(c - 1);
}
}

WAP to generate and print the following pattern

public class RtTrianglePattern {
public static void main(String[] args) {
for (int i = 1; i <= 5; i++) {
for (int j = 1; j <= i; j++) {
System.out.print("* ");
}
System.out.println();
}
}
}

[Gaurav-Joshi-31]

1-Print the multiplication table of 5 using a loop.

`
public class TableOfFive {
public static void main(String[] args) {
for (int i = 1; i <= 10; i++) {
System.out.println("5 X " + i + " = " + (5 * i));
}
}

}

`

2-WAP to find the GCD (or HCF) of two numbers.
`
public class GCD {
private static int gcd(int a, int b) {

    if (b == 0)
        return a;
    return gcd(b, a % b);
}

public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    System.out.print("Enter two numbers:");
    int num1 = sc.nextInt();
    int num2 = sc.nextInt();
    System.out.println("GCD of " + num1 + " and " + num2 + " is " + gcd(num1, num2));
}

}

`

3-WAP to find the LCM of two numbers.
`
public class LCM {
private static int gcd(int a, int b) {

    if (a == 0)
        return b;
    return gcd(b % a, a);
}

private static int lcm(int a, int b) {
    return a / gcd(a, b) * b;
}

public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    System.out.print("Enter two numbers:");
    int num1 = sc.nextInt();
    int num2 = sc.nextInt();
    System.out.println("LCM of " + num1 + " and " + num2 + " is " + lcm(num1, num2));
}

}

`

4-WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user.

`
public class ExitOnQ {

public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    System.out.print("Enter numbers to add (Press Q to exit) ");
    String s = sc.nextLine();
    int sum = 0;

    while (!s.equals("q") && !s.equals("Q")) {
        sum += Integer.parseInt(s);
        s = sc.nextLine();
    }
    System.out.println("Sum is = " + sum);
}

}

`

5-WAP to generate and print the following pattern:

`
public class Pattern {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.print("Enter the rows of pattern:");
int n = sc.nextInt();
printPattern(n);

}

private static void printPattern(int row) {
    for (int i = 0; i < row; i++) {
        for (int j = 0; j <= i; j++) {
            System.out.print("* ");
        }
        System.out.println();
    }
}

}
`

[Shubhi27]

`
Print the multiplication table of 5 using a loop.

public class Table5 {
public static void main(String[] args) {
for (int i = 0; i <= 10; i++) {
System.out.println("5 * " + i + " = " + 5 * i);
}
}
}

WAP to find the GCD (or HCF) of two numbers.

import java.util.Scanner;
public class HCF {
public static void main(String[] args) {
int hcf = 0;
Scanner sc = new Scanner(System.in);
System.out.println("Enter first number : ");
int a = sc.nextInt();
System.out.println("Enter second number : ");
int b = sc.nextInt();

    for (int i = 1; i <= a || i <= b; i++) {
        if (a % i == 0 && b % i == 0)
            hcf = i;
    }
    System.out.println("HCF of given two numbers is : " + hcf);
}

}

WAP to find the LCM of two numbers.

import java.util.Scanner;
public class LCM {
public static void main(String[] args) {
int hcf = 0;
Scanner sc = new Scanner(System.in);
System.out.println("Enter first number : ");
int a = sc.nextInt();
System.out.println("Enter second number : ");
int b = sc.nextInt();

    for (int i = 1; i <= a && i <= b; ++i) {
        if (a % i == 0 && b % i == 0)
            hcf = i;
    }

    int lcm = (a * b) / hcf;
    System.out.println("The LCM of " + a + " and " + b + " is " + lcm);
}

}

WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user

import java.util.Scanner;
public class InputCount {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter input (q to exit) ");
int count = 0;
while (!sc.next().equals("q")) {
count++;
}
System.out.println("Total number of inputs are: " + count);
}
}

WAP to generate and print the following pattern:

import java.util.Scanner;
public class StarPattern {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter number of rows: ");
int n = sc.nextInt();
for (int i = 0; i < n; i++) {
for (int j = 0; j <= i; j++) {
System.out.print("* ");
}
System.out.println();
}
}
}

`

[Amrit-Raj22]

1. Table of 5

public class TableOfFive {
static int i;

public static void main(String[] args) {

    for (i = 1; i <= 10; i++) {
        System.out.println(5 * i);
    }

}

}

2.GCD of Two Numbers:
import java.util.Scanner;

public class HCF {
static int hcf;

public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);

    System.out.println("Enter values:");
    int val1 = scanner.nextInt();
    int val2 = scanner.nextInt();

    int i = 1;
    for (; i < val1 && i < val2; i++) {
        if (val1 % i == 0 && val2 % i == 0) {
            hcf = i;
        }
    }
    System.out.println(hcf);
    scanner.close();
}

}

3.LCM of Two
import java.util.Scanner;

public class LCM {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("Enter values:");

    int val1 = scanner.nextInt();
    int val2 = scanner.nextInt();

    int i = (val1 > val2) ? val1 : val2;

    while (true) {
        if (i % val1 == 0 && i % val2 == 0) {
            System.out.println(i);
            break;
        }
        i++;
    }
}

}

4.WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user
import java.util.Scanner;

public class InputSpecifier {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int count = 0;
while (scanner.next().charAt(0) != 'q') {
count++;
}
System.out.println(count);
scanner.close();

}

}

5.Star Pattern
import java.util.Scanner;

public class StarPattern {
static int i;
static int j;

public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);
    int num = scanner.nextInt();

    for (i = 0; i < num; i++) {
        for (j = 0; j <= i; j++) {
            System.out.print("* ");

        }
        System.out.println();

    }

}

}

[GantaGreeshma]

FiveTable

`import java.util.*;

public class FiveTable {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
for (int i = 1; i <= 10; i++) {
System.out.println(n + " * " + i + " = " + (n * i));
}
}
}`

GCD

`import java.util.*;

public class Gcdoftwonumb {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
int b = sc.nextInt();
int res = gcd(a, b);
System.out.println(res);
}

public static int gcd(int a, int b) {
    if (b == 0) {
        return a;
    } else {
        return gcd(b, a % b);
    }
}

}
`
LCM

`import java.util.*;

public class LCM {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
int b = sc.nextInt();
int res = a * b / gcd(a, b);
System.out.println(res);
}

public static int gcd(int a, int b) {
    if (b == 0) {
        return a;
    } else {
        return gcd(b, a % b);
    }
}

}
`
Count until q

`import java.util.*;

public class CounttillQ {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
String ch;
int count = 0;
for (;;) {
ch = sc.next();
if (ch.equals("q")) {
break;
}
count++;
}
System.out.println(count);
}
}
`
Pattren printing

public class PattrenPrint { public static void main(String[] args) { int n = 5; for (int i = 0; i < n; i++) { for (int j = 0; j <= i; j++) { System.out.print("*"); } System.out.println(); } } }

[amruth2211]

Program1-Multiplication table:

public class Table {
public static void main(String[] args) {
int n = 5;
for (int i = 1; i <= 10; i++) {
System.out.println(n + " * " + i + " = " + (n * i));
}
}
}

Program2-GCD

`import java.util.Scanner;

public class Gcd {
public static void main(String[] args) {
Scanner scr = new Scanner(System.in);
System.out.println("Enter the numbers");
int a = scr.nextInt();
int b = scr.nextInt();
int gcd = 1;
for (int i = 1; i <= a && i <= b; i++) {
if (a % i == 0 && b % i == 0)
gcd = i;
}
System.out.println("Gcd of the numbers " + a + "," + b + " is equal to " + gcd);
}
}
`
Program3-LCD

`import java.util.Scanner;

public class Lcm {
public static void main(String[] args) {
Scanner scr = new Scanner(System.in);
System.out.println("Enter the numbers");
int a = scr.nextInt();
int b = scr.nextInt();
int gcd = 1, lcm;
for (int i = 1; i <= a && i <= b; i++) {
if (a % i == 0 && b % i == 0)
gcd = i;
}
lcm = (a * b) / gcd;
System.out.println("Lcm of the numbers " + a + "," + b + " is equal to " + lcm);
}
}`

Program4

`import java.util.Scanner;

public class Count {
public static void main(String[] args) {
Scanner scr = new Scanner(System.in);
int count = 0;
while (!scr.next().equals("q")) {
count++;
}
System.out.println(count);
}
}`

Program4

public class Pattern {
public static void main(String[] args) {
int n = 5;
for (int i = 1; i <= n; i++) {
for (int j = 1; j <= i; j++) {
System.out.print("*" + " ");
}
System.out.println();
}
}
}

[Mrafe]

Print the multiplication table of 5 using a loop.

'
public class Multiplication {
public static void main(String[] args) {
for (int i = 0; i <= 10; i++) {
System.out.println(5 + " x " + " " + i + " = " + (i * 5));
}
}
}'

WAP to find the GCD (or HCF) of two numbers.

'import java.util.Scanner;

public class HCF {
static int HighestFactor(int a, int b) {
int c = (a > b) ? b : a;
int hcf = 0;
for (int i = 1; i < c; i++) {
if (a % i == 0 && b % i == 0)
hcf = i;
}
return hcf;
}

public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);
    System.out.println("Enter the numbers");
    int a = scanner.nextInt();
    int b = scanner.nextInt();
    System.out.println("The HCF is " + HighestFactor(a, b));
    scanner.close();
}

}
'

WAP to find the LCM of two numbers.

'import java.util.Scanner;

public class LCM {
static int LeastMultiple(int a, int b) {
int c = (a < b) ? a : b;
while (true) {
if (c % a == 0 && c % b == 0)
break;
c++;
}
return c;
}

public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);
    System.out.println("Enter the number");
    int a = scanner.nextInt();
    int b = scanner.nextInt();
    System.out.println("The LCM is : " + LeastMultiple(a, b));
    scanner.close();
}

}
'

** WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of number of inputs provided.**

'import java.util.Scanner;

public class Count {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("Give input :");
String s = "";
int k = 0;
while (true) {
s = scanner.nextLine();
if (s.equals("q"))
break;
k++;
}
System.out.println("The number of integer inputs are" + k);
scanner.close();
}
}
'

WAP to generate and print the following pattern

'import java.util.*;

public class Pattern {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("Enter the no of lines in the pattern");
int n = scanner.nextInt();
for (int i = 0; i < n; i++) {
for (int j = 0; j <= i; j++) {
System.out.print("* ");
}
System.out.println();
}
scanner.close();
}
}
'

[karunakar23]

`
//TABLE

public class Table {
public static void main(String[] args) {
for(int i=1;i<11;i++){
System.out.println("5 X "+i+"= "+5*i);
}
}
}

//GCD

import java.util.Scanner;
public class Gcd {
public static int fun(int a,int b){
while(a!=b){
if (a == 0) break;
if (b == 0) break;
if (a > b)
a=a-b;
else b=b-a;
}
if(a==0) return b;
if(b==0) return a;
return a;
}
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int a=scanner.nextInt();
int b=scanner.nextInt();
System.out.println(fun(a,b));
}
}

//LCM

import java.util.Scanner;
public class Lcm {
public static int gcd(int a,int b){
while(a!=b){
if (a == 0) break;
if (b == 0) break;
if (a > b)
a=a-b;
else b=b-a;
}
if(a==0) return b;
if(b==0) return a;
return a;
}
public static void fun(int a,int b){
int temp=gcd(a,b);
System.out.println((a/temp)*b);
}
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int a=scanner.nextInt();
int b=scanner.nextInt();
fun(a,b);
}

}
//USER INPUT

import java.util.Scanner;
public class UserInput {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int count=0;
while(true){
String str=scanner.nextLine();
if(str.equals("q")){
System.out.println(count);
break;
}
count++;
}
}

}

//PATERN

public class pattern {
public static void main(String[] args) {
for(int i=1;i<6;i++){
for(int j=0;j<i;j++){
System.out.print("*");
}
System.out.println();
}
}
}

`

[aish955]

Print the multiplication table of 5 using a loop.

import java.io.*;
public class five

{
public static void main() throws IOException
{
long count=1;
for(int i=5;i<=50;i=i+5)
{
count=count*i;
}
System.out.println(count);
}
}``

HCF AND LCM

import java.io.*;
public class HcfLcm
{
public static void main() throws IOException
{
InputStreamReader read=new InputStreamReader(System.in);
BufferedReader in=new BufferedReader (read);
System.out.println("Please enter the 2 numbers:");
int a=Integer.parseInt(in.readLine());
int b=Integer.parseInt(in.readLine());
int lcm;
int hcf;

    int temp1 = a;
    int temp2 = b;
    int temp;
    while(temp2 != 0){
        temp = temp2;
        temp2 = temp1%temp2;
        temp1 = temp;
    }

    hcf = temp1;
    lcm = (a*b)/hcf;
    System.out.println("HCF:"+hcf+"\nLCM:"+lcm);
}

}``

q to stop

import java.io.*;
public class input
{
public static void main() throws IOException
{
InputStreamReader read=new InputStreamReader(System.in);
BufferedReader in=new BufferedReader (read);
System.out.println("enter nos or q to quit");
int p=0,count=0;
while(p==0)
{
if(in.read()=='q')
{
System.out.println("Exited");
p=1;
}
else
count++;
}
}
}``

pattern

public class pat1

{
public static void main()
{
for(int i=0;i<5;i++)
{
for(int j=0;j<=i;j++)
{
System.out.print("*");
}
System.out.println("\n");
}
}
}``

[preeti-max]

`1.Print the multiplication table of 5 using a loop.

class table {
public static void main(String[] args) {
for (int i = 1; i <= 10; i++) {
System.out.println("5 * " + i + "= " + 5 * i);
}

}

}

2.WAP to find the GCD (or HCF) of two numbers.

import java.util.Scanner;

public class Gcd {
static int gcd(int a, int b) {
if (b == 0)
return a;
return gcd(b, a % b);
}

public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt();
    int b = sc.nextInt();
    sc.close();
    System.out.println("GCD of numbers is: " + gcd(a, b));
}

}

3.WAP to find the LCM of two numbers.

import java.util.Scanner;

public class Lcm {
static int gcd(int a, int b) {
if (a == 0)
return b;
return gcd(b % a, a);
}

static int lcm(int a, int b) {
    return (a / gcd(a, b)) * b;
}

public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt();
    int b = sc.nextInt();
    sc.close();
    System.out.println("LCM of numbers is: " + lcm(a, b));
}

}

4.WAP to take integer inputs from the user till the user presses 'q'. When the user presses 'q', print the count of the number of inputs provided by the user.

import java.util.Scanner;

public class Userinput {

public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int count = 0;

    String s = sc.nextLine();

    while (!s.equals("q")) {
        count++;
        s = sc.nextLine();
    }
    System.out.println("Count is: " + count);
}

}

5.WAP to generate and print the following pattern:

public class Pattern {
public static void main(String[] args) {
for (int i = 1; i <= 5; i++) {
for (int j = 1; j <= i; j++) {
System.out.print("*");
}
System.out.println();
}
}

}`

[Abhishekk6]

Code

5

public class D {

public static void main(String[] args) {
	int n = 5;
	int m = 5;
	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <=i; j++) {
		System.out.print("*");	
		}
		System.out.println(" ");
	}
}

}

[Abhishekk6]

Code

1

public class E {
	public static void main(String[] args) {
		for (int i = 1; i <=10; i++) {
			System.out.println (5*i);
		}
	}

}

[Abhishekk6]

Code

2

import java.util.Scanner;

public class F {
	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		System.out.println("Enter two numbers: ");
		int one = Integer.parseInt(s.next());
		int two = Integer.parseInt(s.next());
		int hcf = 0;
		for (int i = 1; i <= one || i <= two; i++) {
	        if (one % i == 0 && two % i == 0)
	            hcf = i;
	    }
	    System.out.println("HCF of given two numbers is : " + hcf);
	}
	}

[ShravanKV2310]

Code

1

public class MyClass {
    public static void main(String args[]) {
      for(int i = 1;i<=10;i++){
          System.out.println("5*"+i+"="+5*i);
      }
    }
}

[ShravanKV2310]

Code

5

public class MyClass {
    public static void main(String args[]) {
        String pat="";
      for(int i = 1;i<=5;i++){
          pat+="*";
          System.out.println(pat);
      }
    }
}

[ShravanKV2310]

Code

3

import java.util.*;

public class MyClass {
    public static void main(String args[]) {
      Scanner sc = new Scanner(System.in);
      int a = sc.nextInt();
      int b = sc.nextInt();
      int lcm=(a > b) ? a : b;
      while(true){
          if(lcm%a==0 && lcm%b==0){
              System.out.printf("the lcm of %d and %d is %d",a,b,lcm);
              break;
          }
          ++lcm;
      }
      
    }
}

[Abhishekk6]

Core

3

import java.util.*;
public class A{

    public static int gcd(int a, int b){
        while( a % b != 0){
            int rem = a % b;
            a = b;
            b = rem;
        }
        return b;
    }
    public static void main(String[] args){
      Scanner sc = new Scanner(System.in);
      System.out.println("Enter Num1");
      int num1 = Integer.parseInt(sc.nextLine());
      System.out.println("Enter Num2");
      int num2 = Integer.parseInt(sc.nextLine());
      int gcd = gcd(num1, num2);
      int lcm = (num1 * num2) / gcd;
      System.out.println(lcm);
    }
}

[priyeranjan]

package main

import (
"fmt"
)

func main() {

a := 10
b := 20
c := 1
for i := 1; i < b; i++ {
if a%i == 0 && b%i == 0 {
c = i
}

}
fmt.Println(c)

}

[priyeranjan]

package main

import (
"fmt"
)

func main() {

for a := 1; a <= 10; a++ {
	fmt.Println(a*5)
	
}

}

[vpervela]

[priyeranjan]

package main

import (
"fmt"
)

func main() {

a := 10
b := 20
c := 1
lcm :=1
for i := 1; i < b; i++ {
if a%i == 0 && b%i == 0 {
c = i
}

}

lcm = a*b/c
fmt.Println("lcm of a and b is",lcm)

}

[priyeranjan]

[ujjwal432]

const readline = require('readline');

const rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});

// 1. Print the multiplication table of 5 using a loop:
console.log("Multiplication Table of 5:");
for (let i = 1; i <= 10; i++) {
console.log(5 x ${i} = ${5 * i});
}

// 2. Find the GCD (or HCF) of two numbers:
function findGCD(a, b) {
while (b !== 0) {
let temp = b;
b = a % b;
a = temp;
}
return a;
}

const num1 = 24;
const num2 = 36;
const gcd = findGCD(num1, num2);
console.log(GCD of ${num1} and ${num2} is: ${gcd});

// 3. Find the LCM of two numbers:
function findLCM(a, b) {
return (a * b) / findGCD(a, b);
}

const lcm = findLCM(num1, num2);
console.log(LCM of ${num1} and ${num2} is: ${lcm});

// 4. Take integer inputs from the user until the user presses 'q':
const userInput = [];
function getUserInput() {
rl.question("Enter an integer (press 'q' to quit): ", (answer) => {
if (answer !== 'q') {
userInput.push(parseInt(answer));
getUserInput();
} else {
rl.close();
console.log(Number of inputs provided by the user: ${userInput.length});
}
});
}

getUserInput();

// 5. Generate and print the following pattern:
console.log("Pattern:");
for (let i = 1; i <= 5; i++) {
let row = '';
for (let j = 1; j <= i; j++) {
row += '* ';
}
console.log(row);
}

// 6. Print the factorial of a number using a loop:
function calculateFactorial(num) {
let factorial = 1;
for (let i = 1; i <= num; i++) {
factorial *= i;
}
return factorial;
}

const numForFactorial = 5;
console.log(Factorial of ${numForFactorial} is: ${calculateFactorial(numForFactorial)});

PS C:\Users\Ujjwa\Music\Test\my-angular-app> node Sample1.js
H: Consonant
e: Vowel
l: Consonant
l: Consonant
o: Vowel
1: Digit
2: Digit
3: Digit
@: Special Character
W: Consonant
o: Vowel
r: Consonant
l: Consonant
d: Consonant
PS C:\Users\Ujjwa\Music\Test\my-angular-app> node Sample.js
Multiplication Table of 5:
5 x 1 = 5
5 x 2 = 10
5 x 3 = 15
5 x 4 = 20
5 x 5 = 25
5 x 6 = 30
5 x 7 = 35
5 x 8 = 40
5 x 9 = 45
5 x 10 = 50
GCD of 24 and 36 is: 12
LCM of 24 and 36 is: 72
Enter an integer (press 'q' to quit): Pattern:
*

---

---

---

Factorial of 5 is: 120

[Dhanalakshmi-S-23]

[PUMAGrisen]