超简

#include <bits/stdc++.h>
using namespace std;
const int N = 1e6 + 10;
int a[N];

int main() {
	int n, b = 0, mmax = 200;
	scanf("%d", &n);
	for (int i = 0; i < n; i++) {
		scanf("%d", &a[i]);
		b += -a[i];
		if (mmax > b) {
			mmax += b;
		}
	}
	printf("%d", mmax + 1);
	return 0;
}