CF大神的模板

#include <algorithm>

#include <iostream>

#include <iomanip>

#include <complex>

#include <cstring>

#include <cstdlib>

#include <string>

#include <vector>

#include <cstdio>

#include <cmath>

#include <map>

#include <set>

using namespace std;

//#pragma comment(linker,"/STACK:102400000,102400000")

int MAIN()

{

    int n, now = 0, ans = 0;

    cin >> n;

    for(int i = 1; i <= n; i++)

    {

        int v;

        cin >> v;

        if(now + v < 0)

            ans ++;

        else

            now += v;

    }

    cout << ans << endl;

    return 0;

}
int main()

{

    #ifdef LOCAL_TEST

        freopen("in.txt", "r", stdin);

        freopen("out.txt", "w", stdout);

    #endif

    ios :: sync_with_stdio(false);

    cout << fixed << setprecision(16);

    return MAIN();

}

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