#include <stdio.h>

int main() {
    int arr[] = {-1, 2, 4, -3, 5, 2, -5, 2};
    int best = 0, sum = 0, len = 0;
    int *ptr = arr;
    int *current_ptr = arr;
    for (int k = 0; k < sizeof(arr)/sizeof(*arr); k++) {
        if (arr[k] > sum + arr[k]) {
            sum = arr[k];
            current_ptr = &arr[k];
        } else {
            sum += arr[k];
        }
        if (best < sum) {
            best = sum;
            ptr = current_ptr;
        }
    }
    printf("%d\n", best);
    return 0;
}