Submission #1674612

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Source Code Expand

#include <iostream>
#include <vector>
#include <string>
#include <queue>
#include <algorithm>
#include <cstdlib>
#include <cstring>
using namespace std;
typedef long long ll;


int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);

	int K;
	string s;
	cin >> K >> s;

	if(s.size() > 2) {
		cout << 0 << endl;
		return 0;
	}

	if(K == 0) {
		cout << s << endl;
	}
	else {
		cout << max(s[0], s[1]) << endl;
	}
}

Submission Info

Judge Result