Code:#include<stdio.h> #include<conio.h> void main() { int a,b; char op,ans; printf("Select Operator ( + - * / )\n"); scanf("%c",& op); printf("\n Enter 1st Digit:"); scanf("%d",& a); printf("\n Enter 2nd Digit:"); scanf("%d",& b); switch (op) { case '+': printf("\n %d+%d=%d",a,b, a+b); break; case '-': printf("\n %d-%d=%d",a,b, a-b); break; case '*': printf("\n %d*%d=%d",a,b, a*b); break; case '/': printf("\n %d/%d=%d",a,b, a/b); break; } printf("\n Are You Want to exit? [Y|N] "); scanf("%d", & ans); if (ans == 'y' || ans == 'Y') return 0; else (ans == 'n' || ans == 'N'); return main(); }