Submission #1780457

---

Source Code Expand

#include <iostream>
#include <string>
using namespace std;

int main()
{
	string s;
	int count, x = 0, result = 0;
	cin >> count >> s;

	for (int i = 0; i < count; i++)
	{
		if (s[i] == 'I')
		{
			x++;
			if (result < x)	
				result = x;
		}
		else if (s[i] == 'D')
		{
			x--;
		}
	}

	cout << result << endl;
	return 0;
}

Submission Info

Judge Result