From 58bef08f331ac7ca9a3988969df9b030d83f73c7 Mon Sep 17 00:00:00 2001
From: 2003aryan <91832273+2003aryan@users.noreply.github.com>
Date: Sat, 9 Oct 2021 22:39:35 +0530
Subject: [PATCH] Create bank-system.c

---
 bank-system.c | 578 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 578 insertions(+)
 create mode 100644 bank-system.c

diff --git a/bank-system.c b/bank-system.c
new file mode 100644
index 0000000..940a521
--- /dev/null
+++ b/bank-system.c
@@ -0,0 +1,578 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<windows.h>
+int i,j;
+int main_exit;
+void menu();
+struct date{
+    int month,day,year;
+
+    };
+struct {
+
+    char name[60];
+    int acc_no,age;
+    char address[60];
+    char citizenship[15];
+    double phone;
+    char acc_type[10];
+    float amt;
+    struct date dob;
+    struct date deposit;
+    struct date withdraw;
+
+    }add,upd,check,rem,transaction;
+
+float interest(float t,float amount,int rate)
+{
+    float SI;
+    SI=(rate*t*amount)/100.0;
+    return (SI);
+
+}
+void fordelay(int j)
+{   int i,k;
+    for(i=0;i<j;i++)
+         k=i;
+}
+
+void new_acc()
+
+{
+    int choice;
+    FILE *ptr;
+
+    ptr=fopen("record.dat","a+");
+    account_no:
+    system("cls");
+    printf("\t\t\t\xB2\xB2\xB2\ ADD RECORD  \xB2\xB2\xB2\xB2");
+    printf("\n\n\nEnter today's date(mm/dd/yyyy):");
+    scanf("%d/%d/%d",&add.deposit.month,&add.deposit.day,&add.deposit.year);
+    printf("\nEnter the account number:");
+    scanf("%d",&check.acc_no);
+    while(fscanf(ptr,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,add.acc_type,&add.amt,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
+    {
+        if (check.acc_no==add.acc_no)
+            {printf("Account no. already in use!");
+            fordelay(1000000000);
+                goto account_no;
+
+            }
+    }
+    add.acc_no=check.acc_no;
+        printf("\nEnter the name:");
+    scanf("%s",add.name);
+    printf("\nEnter the date of birth(mm/dd/yyyy):");
+    scanf("%d/%d/%d",&add.dob.month,&add.dob.day,&add.dob.year);
+    printf("\nEnter the age:");
+    scanf("%d",&add.age);
+    printf("\nEnter the address:");
+    scanf("%s",add.address);
+    printf("\nEnter the citizenship number:");
+    scanf("%s",add.citizenship);
+    printf("\nEnter the phone number: ");
+    scanf("%lf",&add.phone);
+    printf("\nEnter the amount to deposit:$");
+    scanf("%f",&add.amt);
+    printf("\nType of account:\n\t#Saving\n\t#Current\n\t#Fixed1(for 1 year)\n\t#Fixed2(for 2 years)\n\t#Fixed3(for 3 years)\n\n\tEnter your choice:");
+    scanf("%s",add.acc_type);
+
+        fprintf(ptr,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+
+
+    fclose(ptr);
+    printf("\nAccount created successfully!");
+    add_invalid:
+    printf("\n\n\n\t\tEnter 1 to go to the main menu and 0 to exit:");
+    scanf("%d",&main_exit);
+    system("cls");
+    if (main_exit==1)
+        menu();
+    else if(main_exit==0)
+            close();
+    else
+        {
+            printf("\nInvalid!\a");
+            goto add_invalid;
+        }
+}
+void view_list()
+{
+    FILE *view;
+    view=fopen("record.dat","r");
+    int test=0;
+    system("cls");
+    printf("\nACC. NO.\tNAME\t\t\tADDRESS\t\t\tPHONE\n");
+
+    while(fscanf(view,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,add.acc_type,&add.amt,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
+       {
+           printf("\n%6d\t %10s\t\t\t%10s\t\t%.0lf",add.acc_no,add.name,add.address,add.phone);
+           test++;
+       }
+
+    fclose(view);
+    if (test==0)
+        {   system("cls");
+            printf("\nNO RECORDS!!\n");}
+
+    view_list_invalid:
+     printf("\n\nEnter 1 to go to the main menu and 0 to exit:");
+        scanf("%d",&main_exit);
+        system("cls");
+        if (main_exit==1)
+            menu();
+        else if(main_exit==0)
+            close();
+        else
+        {
+            printf("\nInvalid!\a");
+            goto view_list_invalid;
+        }
+}
+void edit(void)
+{
+    int choice,test=0;
+    FILE *old,*newrec;
+    old=fopen("record.dat","r");
+    newrec=fopen("new.dat","w");
+
+    printf("\nEnter the account no. of the customer whose info you want to change:");
+    scanf("%d",&upd.acc_no);
+    while(fscanf(old,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,add.acc_type,&add.amt,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
+    {
+        if (add.acc_no==upd.acc_no)
+        {   test=1;
+            printf("\nWhich information do you want to change?\n1.Address\n2.Phone\n\nEnter your choice(1 for address and 2 for phone):");
+            scanf("%d",&choice);
+            system("cls");
+            if(choice==1)
+                {printf("Enter the new address:");
+                scanf("%s",upd.address);
+                fprintf(newrec,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,upd.address,add.citizenship,add.phone,add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+                system("cls");
+                printf("Changes saved!");
+                }
+            else if(choice==2)
+                {
+                    printf("Enter the new phone number:");
+                scanf("%lf",&upd.phone);
+                fprintf(newrec,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,upd.phone,add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+                system("cls");
+                printf("Changes saved!");
+                }
+
+        }
+        else
+            fprintf(newrec,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+    }
+    fclose(old);
+    fclose(newrec);
+    remove("record.dat");
+    rename("new.dat","record.dat");
+
+if(test!=1)
+        {   system("cls");
+            printf("\nRecord not found!!\a\a\a");
+            edit_invalid:
+              printf("\nEnter 0 to try again,1 to return to main menu and 2 to exit:");
+              scanf("%d",&main_exit);
+              system("cls");
+                 if (main_exit==1)
+
+                    menu();
+                else if (main_exit==2)
+                    close();
+                else if(main_exit==0)
+                    edit();
+                else
+                    {printf("\nInvalid!\a");
+                    goto edit_invalid;}
+        }
+    else
+        {printf("\n\n\nEnter 1 to go to the main menu and 0 to exit:");
+        scanf("%d",&main_exit);
+        system("cls");
+        if (main_exit==1)
+            menu();
+        else
+            close();
+        }
+}
+
+void transact(void)
+{   int choice,test=0;
+    FILE *old,*newrec;
+    old=fopen("record.dat","r");
+    newrec=fopen("new.dat","w");
+
+        printf("Enter the account no. of the customer:");
+    scanf("%d",&transaction.acc_no);
+    while (fscanf(old,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,add.acc_type,&add.amt,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
+   {
+
+            if(add.acc_no==transaction.acc_no)
+            {   test=1;
+                if(strcmpi(add.acc_type,"fixed1")==0||strcmpi(add.acc_type,"fixed2")==0||strcmpi(add.acc_type,"fixed3")==0)
+                {
+                    printf("\a\a\a\n\nYOU CANNOT DEPOSIT OR WITHDRAW CASH IN FIXED ACCOUNTS!!!!!");
+                    fordelay(1000000000);
+                    system("cls");
+                    menu();
+
+                }
+                printf("\n\nDo you want to\n1.Deposit\n2.Withdraw?\n\nEnter your choice(1 for deposit and 2 for withdraw):");
+                scanf("%d",&choice);
+                if (choice==1)
+                {
+                    printf("Enter the amount you want to deposit:$ ");
+                    scanf("%f",&transaction.amt);
+                    add.amt+=transaction.amt;
+                    fprintf(newrec,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+                    printf("\n\nDeposited successfully!");
+                }
+                else
+                {
+                    printf("Enter the amount you want to withdraw:$ ");
+                    scanf("%f",&transaction.amt);
+                    add.amt-=transaction.amt;
+                    fprintf(newrec,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+                    printf("\n\nWithdrawn successfully!");
+                }
+
+            }
+            else
+            {
+               fprintf(newrec,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+            }
+   }
+   fclose(old);
+   fclose(newrec);
+   remove("record.dat");
+   rename("new.dat","record.dat");
+   if(test!=1)
+   {
+       printf("\n\nRecord not found!!");
+       transact_invalid:
+      printf("\n\n\nEnter 0 to try again,1 to return to main menu and 2 to exit:");
+      scanf("%d",&main_exit);
+      system("cls");
+      if (main_exit==0)
+        transact();
+    else if (main_exit==1)
+        menu();
+    else if (main_exit==2)
+        close();
+    else
+    {
+        printf("\nInvalid!");
+        goto transact_invalid;
+    }
+
+   }
+   else
+   {
+       printf("\nEnter 1 to go to the main menu and 0 to exit:");
+        scanf("%d",&main_exit);
+        system("cls");
+        if (main_exit==1)
+            menu();
+        else
+            close();
+   }
+
+}
+void erase(void)
+{
+    FILE *old,*newrec;
+    int test=0;
+    old=fopen("record.dat","r");
+    newrec=fopen("new.dat","w");
+    printf("Enter the account no. of the customer you want to delete:");
+    scanf("%d",&rem.acc_no);
+    while (fscanf(old,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,add.acc_type,&add.amt,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
+   {
+        if(add.acc_no!=rem.acc_no)
+            fprintf(newrec,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+
+        else
+            {test++;
+            printf("\nRecord deleted successfully!\n");
+            }
+   }
+   fclose(old);
+   fclose(newrec);
+   remove("record.dat");
+   rename("new.dat","record.dat");
+   if(test==0)
+        {
+            printf("\nRecord not found!!\a\a\a");
+            erase_invalid:
+              printf("\nEnter 0 to try again,1 to return to main menu and 2 to exit:");
+              scanf("%d",&main_exit);
+
+                 if (main_exit==1)
+                    menu();
+                else if (main_exit==2)
+                    close();
+                else if(main_exit==0)
+                    erase();
+                else
+                    {printf("\nInvalid!\a");
+                    goto erase_invalid;}
+        }
+    else
+        {printf("\nEnter 1 to go to the main menu and 0 to exit:");
+        scanf("%d",&main_exit);
+        system("cls");
+        if (main_exit==1)
+            menu();
+        else
+            close();
+        }
+
+}
+
+void see(void)
+{
+    FILE *ptr;
+    int test=0,rate;
+    int choice;
+    float time;
+    float intrst;
+    ptr=fopen("record.dat","r");
+    printf("Do you want to check by\n1.Account no\n2.Name\nEnter your choice:");
+    scanf("%d",&choice);
+    if (choice==1)
+    {   printf("Enter the account number:");
+        scanf("%d",&check.acc_no);
+
+        while (fscanf(ptr,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,add.acc_type,&add.amt,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
+        {
+            if(add.acc_no==check.acc_no)
+            {   system("cls");
+                test=1;
+
+                printf("\nAccount NO.:%d\nName:%s \nDOB:%d/%d/%d \nAge:%d \nAddress:%s \nCitizenship No:%s \nPhone number:%.0lf \nType Of Account:%s \nAmount deposited:$ %.2f \nDate Of Deposit:%d/%d/%d\n\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,
+                add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+                if(strcmpi(add.acc_type,"fixed1")==0)
+                    {
+                        time=1.0;
+                        rate=9;
+                        intrst=interest(time,add.amt,rate);
+                        printf("\n\nYou will get $%.2f as interest on %d/%d/%d",intrst,add.deposit.month,add.deposit.day,add.deposit.year+1);
+                    }
+                else if(strcmpi(add.acc_type,"fixed2")==0)
+                    {
+                        time=2.0;
+                        rate=11;
+                        intrst=interest(time,add.amt,rate);
+                        printf("\n\nYou will get $.%.2f as interest on %d/%d/%d",intrst,add.deposit.month,add.deposit.day,add.deposit.year+2);
+
+                    }
+                else if(strcmpi(add.acc_type,"fixed3")==0)
+                    {
+                        time=3.0;
+                        rate=13;
+                        intrst=interest(time,add.amt,rate);
+                        printf("\n\nYou will get $.%.2f as interest on %d/%d/%d",intrst,add.deposit.month,add.deposit.day,add.deposit.year+3);
+
+                    }
+                 else if(strcmpi(add.acc_type,"saving")==0)
+                    {
+                        time=(1.0/12.0);
+                        rate=8;
+                        intrst=interest(time,add.amt,rate);
+                        printf("\n\nYou will get $.%.2f as interest on %d of every month",intrst,add.deposit.day);
+
+                     }
+                 else if(strcmpi(add.acc_type,"current")==0)
+                    {
+
+                        printf("\n\nYou will get no interest\a\a");
+
+                     }
+
+            }
+        }
+    }
+    else if (choice==2)
+    {   printf("Enter the name:");
+        scanf("%s",&check.name);
+        while (fscanf(ptr,"%d %s %d/%d/%d %d %s %s %lf %s %f %d/%d/%d",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,add.acc_type,&add.amt,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
+        {
+            if(strcmpi(add.name,check.name)==0)
+            {   system("cls");
+                test=1;
+                printf("\nAccount No.:%d\nName:%s \nDOB:%d/%d/%d \nAge:%d \nAddress:%s \nCitizenship No:%s \nPhone number:%.0lf \nType Of Account:%s \nAmount deposited:$%.2f \nDate Of Deposit:%d/%d/%d\n\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,
+                add.acc_type,add.amt,add.deposit.month,add.deposit.day,add.deposit.year);
+                if(strcmpi(add.acc_type,"fixed1")==0)
+                    {
+                        time=1.0;
+                        rate=9;
+                        intrst=interest(time,add.amt,rate);
+                        printf("\n\nYou will get $.%.2f as interest on %d/%d/%d",intrst,add.deposit.month,add.deposit.day,add.deposit.year+1);
+                    }
+                else if(strcmpi(add.acc_type,"fixed2")==0)
+                    {
+                        time=2.0;
+                        rate=11;
+                        intrst=interest(time,add.amt,rate);
+                        printf("\n\nYou will get $.%.2f as interest on %d/%d/%d",intrst,add.deposit.month,add.deposit.day,add.deposit.year+2);
+
+                    }
+                else if(strcmpi(add.acc_type,"fixed3")==0)
+                    {
+                        time=3.0;
+                        rate=13;
+                        intrst=interest(time,add.amt,rate);
+                        printf("\n\nYou will get $.%.2f as interest on %d/%d/%d",intrst,add.deposit.month,add.deposit.day,add.deposit.year+3);
+
+                    }
+                 else if(strcmpi(add.acc_type,"saving")==0)
+                    {
+                        time=(1.0/12.0);
+                        rate=8;
+                        intrst=interest(time,add.amt,rate);
+                        printf("\n\nYou will get $.%.2f as interest on %d of every month",intrst,add.deposit.day);
+
+                     }
+                 else if(strcmpi(add.acc_type,"current")==0)
+                    {
+
+                        printf("\n\nYou will get no interest\a\a");
+
+                     }
+
+            }
+        }
+    }
+
+
+    fclose(ptr);
+     if(test!=1)
+        {   system("cls");
+            printf("\nRecord not found!!\a\a\a");
+            see_invalid:
+              printf("\nEnter 0 to try again,1 to return to main menu and 2 to exit:");
+              scanf("%d",&main_exit);
+              system("cls");
+                 if (main_exit==1)
+                    menu();
+                else if (main_exit==2)
+                    close();
+                else if(main_exit==0)
+                    see();
+                else
+                    {
+                        system("cls");
+                        printf("\nInvalid!\a");
+                        goto see_invalid;}
+        }
+    else
+        {printf("\nEnter 1 to go to the main menu and 0 to exit:");
+        scanf("%d",&main_exit);}
+        if (main_exit==1)
+        {
+            system("cls");
+            menu();
+        }
+
+        else
+           {
+
+             system("cls");
+            close();
+            }
+
+}
+
+
+void close(void)
+{
+    printf("\n\n\n\nThis C Mini Project is developed by Code With C team!");
+    }
+
+
+void menu(void)
+{   int choice;
+    system("cls");
+    system("color 9");
+    printf("\n\n\t\t\tCUSTOMER ACCOUNT BANKING MANAGEMENT SYSTEM");
+    printf("\n\n\n\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 WELCOME TO THE MAIN MENU \xB2\xB2\xB2\xB2\xB2\xB2\xB2");
+    printf("\n\n\t\t1.Create new account\n\t\t2.Update information of existing account\n\t\t3.For transactions\n\t\t4.Check the details of existing account\n\t\t5.Removing existing account\n\t\t6.View customer's list\n\t\t7.Exit\n\n\n\n\n\t\t Enter your choice:");
+    scanf("%d",&choice);
+
+    system("cls");
+    switch(choice)
+    {
+        case 1:new_acc();
+        break;
+        case 2:edit();
+        break;
+        case 3:transact();
+        break;
+        case 4:see();
+        break;
+        case 5:erase();
+        break;
+        case 6:view_list();
+        break;
+        case 7:close();
+        break;
+
+    }
+
+
+
+}
+int main()
+{
+    char pass[10],password[10]="codewithc";
+    int i=0;
+    printf("\n\n\t\tEnter the password to login:");
+    scanf("%s",pass);
+    /*do
+    {
+    //if (pass[i]!=13&&pass[i]!=8)
+        {
+            printf("*");
+            pass[i]=getch();
+            i++;
+        }
+    }while (pass[i]!=13);
+    pass[10]='\0';*/
+    if (strcmp(pass,password)==0)
+        {printf("\n\nPassword Match!\nLOADING");
+        for(i=0;i<=6;i++)
+        {
+            fordelay(100000000);
+            printf(".");
+        }
+                system("cls");
+            menu();
+        }
+    else
+        {   printf("\n\nWrong password!!\a\a\a");
+            login_try:
+            printf("\nEnter 1 to try again and 0 to exit:");
+            scanf("%d",&main_exit);
+            if (main_exit==1)
+                    {
+
+                        system("cls");
+                        main();
+                    }
+
+            else if (main_exit==0)
+                    {
+                    system("cls");
+                    close();}
+            else
+                    {printf("\nInvalid!");
+                    fordelay(1000000000);
+                    system("cls");
+                    goto login_try;}
+
+        }
+        return 0;
+}