HackerRank C- Solve Me First

#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>

int solveMeFirst(int a, int b) {
      int sum=a+b;
      return sum;

 
}

int main() {
    int num1,num2;
    scanf("%d %d",&num1,&num2);
    int sum; 
    sum = solveMeFirst(num1,num2);
    printf("%d",sum);
    return 0;
}