Submission #1863931

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Source Code Expand

#include <iostream>
#include <string>

using namespace std;

int N;
string S;

int main(void)
{
	cin >> N;
	cin >> S;
	
	int x = 0, ans = 0;
	for(int i = 0; i < S.size(); i++){
		if(S[i] == 'I') x++;
		else x--;
		ans = max(ans, x);
	}
	
	cout << ans << endl;
	return 0;
}

Submission Info

Judge Result