A+B problem

Problem Description
Calculate a+b.

Input
Two integer a,b (0<=a,b<=10).

Output
Output a+b.

Example Input
1 2
Example Output
3

#include<stdio.h>
int main()
{
 int a,b,sum;
 scanf("%d %d",&a,&b);
 sum=a+b;
 printf("%d\n",sum);
    return 0;
}