Submission #1271487

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;


int main() {
    int x = 0;
    int n;
    string s;
    cin >> n >> s;
    int ans = 0;
    for (int i = 0; i < s.size(); i++) {
        if (s[i] == 'I') {
            x++;
            ans = max(ans, x);
        } else {
            x--;
        }
    }

    cout << ans << endl;
    return 0;
}

Submission Info

Judge Result