// PURPOSE : Input an integer number from the keyboard and print out the reverse of that number #include int main() { int n; int backup_copy_of_n; int digit; int reverse = 0; printf("\n Please enter a positive integer : "); scanf_s("%d", &n); backup_copy_of_n = n; while (n != 0) { digit = n % 10; reverse = (reverse * 10) + digit; n = n / 10; } printf("\n The reverse number for %d is %d.", backup_copy_of_n, reverse); getchar(); getchar(); return 0; }