Simple calculator 2

Simple calculator 2 #include<stdio.h> #include<math.h> main() { int x,y,ans,i; int choice; float div; char loop; ans=0; clrscr(); do { printf("\n Do you wish to continue (Y/N) : "); scanf("%s",&loop); if (loop=='y' || loop=='Y') { clrscr(); printf("\n Enter any two numbers "); printf("\n --------------------- "); printf("\n\n Enter the first number : "); scanf("%d",&x); printf("\n Enter the second number : "); scanf("%d",&y); clrscr(); printf("\n Select the operation to be carried out "); printf("\n -------------------------------------- "); printf("\n 1. Addition "); printf("\n 2. Substraction "); printf("\n 3. Multiplication "); printf("\n 4. Division "); printf("\n Enter your choice : "); scanf("%d",&choice); switch(choice) { case 1 : { ans = x+y; printf("\n Answer = %d",ans); break; } case 2 : { ans = x-y; printf("\n Answer = %d", ans); break; } case 3 : { ans = x*y; printf("\n Answer = %d", ans); break; } case 4: { div = x/y; printf("\n Answer = %.2f", div); break; } default: printf("\n\n Illegal operation......"); break; } } else printf("\n Bye....... Bye..........."); getch(); }while(loop=='y' || loop=='Y'); }