Sliding Window Sum

#include <stdio.h>

void sliding_window_sum(int arr[], int n, int k) {
    // Your logic here
    int check = k % n;
    int SUM=0;
    for(int i = 0; i < n - k + 1;i++){
        for(int j = i; j < k +i;j++){
            SUM = SUM + arr[j];
        }
        printf("%d ",SUM);
        SUM =0;
    }
}

int main() {
    int n, k, arr[100];
    scanf("%d %d", &n, &k);
    for (int i = 0; i < n; i++) scanf("%d", &arr[i]);

    sliding_window_sum(arr, n, k);
    return 0;
}