Help me in solving RCPITCP83 problem

help
,
1

My issue

What’s wrong with my code?

My code

#include <stdio.h>

int main() {
    int a;
    scanf("%d\n",&a);
    int b;
    scanf("%d\n",&b);
    int Sum=a+b;
   int Difference=a-b;
 printf("Sum is:%d\n",a+b);
 printf("Difference is:%d\n",a-b);
   }

Learning course: Learn C Programming
Problem Link: https://www.codechef.com/learn/course/rcpit-programming-c/RCPITLPC13/problems/RCPITCP83