Help me in solving DSAAGP50 problem

help
,
1

My issue

Wrong Answer: Failed on a hidden test case
My code is correct and showing expected output but its showing wrong answer.

My code

#include <stdio.h>

int main() {
    int size = 5, sum = 0;

    int arr[5] = {8,2,4,1,4};
    for (int i = 0; i < size; i++) {
        sum += arr[i];
    }

    printf("Sum of array: %d", sum);
}

Learning course: BCS301: Data structures
Problem Link: https://www.codechef.com/learn/course/abesit-dsa/ABESITDS06/problems/DSAAGP50