Submission #432352

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Source Code Expand

#include <iostream>
#include <string>
#include <algorithm>
#include <vector>

using namespace std;

int main(){
    string s;
    int N;
    cin >> s >> N;
    vector<string> cand;
    for(int i = 0; i < s.size(); i++){
        for(int j = 0; j < s.size(); j++){
            cand.push_back(string("") + s[i] + s[j]);
        }
    }
    sort(cand.begin(), cand.end());
    cout << cand[N-1] << endl;
    return 0;
}

Submission Info

Judge Result