taskfiles1.2/operators.cpp at master · ananyasoie/taskfiles1.2 · GitHub

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#include<iostream>
using namespace std;

//OPERSTORS
//1.ARITHMETIC : +,-,/,*,%  or ++,--
   //unary operstor(post and pre inc & dec)

// pre increment(instant increment can say)
/*int main(){
    int a=10;
    int b;
     b=++a;
     cout<<a<<" "<<"pre increment value of a "<<b;
     return 0;
}*/

//post increment
/*int main(){
    int a=10;
    int b;
    b=a++;
    cout<<a<<" "<<"post increment value of a "<<b;
    return 0;
}*/


/*int main(){
    int i=1;
    i=i++ + ++i;
    cout<<i;
    return 0;
}*/
 /*int main(){
     int i=1;
     int j=2;
     int k;
     k=i+j+i++ + j++ + ++i + ++j;
     cout<<i<<" "<<j<<" "<<k<<endl;
     return 0;
 }*/

 /*int main(){
     int i=0;
     i=i++ - --i + ++i - i--;
     cout<<i;
    return 0;

 }*/

/* int main(){
     int i=1,j=2,k=3;
     int m=i-- -j-- -k--;
     cout<<i<<endl;
     cout<<j<<endl;
     cout<<k<<endl;
     cout<<m<<endl; //how???


 }*/


 /*int main(){
     int i=10,j=20,k;
     k=i-- - i++ + --j - ++j + --i -j-- + ++i -j++;
     cout<<i<<endl;
     cout<<j<<endl;
     cout<<k<<endl; //how???

     return 0;


 }*/


 //RELATIONAL OPERATORS: ==,!=,>,<,>=,<=
//(return boolean values)

 //ques
 /*int main(){
     int a;
     cin>>a;
     if (a>10){
         cout<<"more than 10";

     }
     else if (a<10){
         cout<<"less than 10";
     }
     else{
         cout<<"equal to 10";
     }
     return 0;

 }*/

//LOGICAL OPERATORS( &&, ||, !)
 /*int main(){
     int n;
     cin>>n;
     if(n%2==0 && n%3==0){
         cout<<"divisible by both";
     }
     else if(n%2==0){
         cout<<"divisible by only 2";

     }
     else if(n%3==0){
         cout<<"divisible by only 3";
     }
     else{
         cout<<"divisible by none";
     }
     return 0;


 }*/


//BITWISE OPERATORS(operation bit by bit )
  //int main(){
      //int a=12,b=25;

      //cout<<"a is "<<a<<endl;
      //cout<<"b is "<<b<<endl;
      //cout<<"a & b is "<<(a & b)<<endl;


    //cout<<"a is "<<a<<endl;
    //cout<<"b is "<<b<<endl;
    //cout<<"a & b is "<<(a | b)<<endl;

    //cout<<"a is "<<a<<endl;
    //cout<<"b is "<<b<<endl;
    //cout<<"a & b is "<<(a ^ b)<<endl;

//It is important to note that the bitwise complement of any integer N is equal to -(N + 1)
//The 2's complement of a number N gives -N

    /*int a=35,b=-150;
    cout<<(~a)<<endl;
    cout<<(~b)<<endl;

    return 0;*/

//}


//miscellaneous operators
     /*sizeof()
       condition?x:y
       cast: changes data types
       comma(,)
       &: address of a variable
       *: pointer  */