AtCoder Beginner Contest 025

Submission #432320

Source codeソースコード

#include <bits/stdc++.h>
using namespace std;

#define rep(i,n) for(int i=0;i<(n);++i)
#define loop for(;;)
#define trace(var) cerr<<">>> "<<#var<<" = "<<var<<endl;
#define inf (1e9)
#define eps (1e-9)
using Integer = long long;
using Real = long double;
const Real PI = acos(-1);

template<class S, class T> inline
ostream& operator<<(ostream&os, pair<S,T> p) {
  return os << '(' << p.first << ", " << p.second << ')';
}

template<class S, class T, class U> inline
ostream& operator<<(ostream&os, tuple<S,T,U> t) {
  return os << '('
    << get<0>(t) << ", "
    << get<1>(t) << ", "
    << get<2>(t) << ')';
}

template<class T> inline
ostream& operator<<(ostream&os, vector<T> v) {
  if (v.size() == 0) { return os << "(empty)"; }
  os << v[0];
  for (int i=1, len=v.size(); i<len; ++i) os << ' ' << v[i];
  return os;
}

template<class T> inline
istream& operator>>(istream&is, vector<T>&v) {
  rep (i, v.size()) is >> v[i];
  return is;
}

int dx[] = { -1, 0, 1, 0 };
int dy[] = {  0, -1, 0, 1 };

using vi = vector<int>;
using vvi = vector<vi>;
int main() {
  cin.tie(0);
  ios::sync_with_stdio(0);
  cout.setf(ios::fixed);
  cout.precision(10);
  random_device dev;
  mt19937 rand(dev());

  string s; cin >> s;
  set<pair<char, char>> a;

  rep (i, 5)
    rep (j, 5)
    a.insert({ s[i], s[j] });

  int n; cin >> n;
  --n;

  int i = 0;
  for (auto&p: a) {
    if (i == n) {
      cout << p.first << p.second << endl;
    }
    ++i;
  }


  return 0;
}

Submission

Task問題 A - 25個の文字列
User nameユーザ名 118_ドキドキ☆ビジュアル全開マガジン
Created time投稿日時
Language言語 C++11 (GCC 4.9.2)
Status状態 AC
Score得点 100
Source lengthソースコード長 1536 Byte
File nameファイル名
Exec time実行時間 26 ms
Memory usageメモリ使用量 928 KB

Test case

Set

Set name Score得点 / Max score Cases
Sample - sample-01.txt,sample-02.txt,sample-03.txt
All 100 / 100 test-01.txt,test-02.txt,test-03.txt,test-04.txt,test-05.txt,test-06.txt,test-07.txt,test-08.txt,test-09.txt,test-10.txt,test-11.txt,test-12.txt,test-13.txt,test-14.txt,test-15.txt,test-16.txt,test-17.txt,test-18.txt,test-19.txt,test-20.txt,test-21.txt,test-22.txt,test-23.txt,test-24.txt,test-25.txt,test-26.txt,test-27.txt,test-28.txt,test-29.txt,test-30.txt,sample-01.txt,sample-02.txt,sample-03.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
sample-01.txt AC 26 ms 772 KB
sample-02.txt AC 22 ms 928 KB
sample-03.txt AC 22 ms 800 KB
test-01.txt AC 24 ms 924 KB
test-02.txt AC 22 ms 800 KB
test-03.txt AC 24 ms 732 KB
test-04.txt AC 24 ms 800 KB
test-05.txt AC 24 ms 928 KB
test-06.txt AC 22 ms 836 KB
test-07.txt AC 24 ms 928 KB
test-08.txt AC 23 ms 928 KB
test-09.txt AC 24 ms 804 KB
test-10.txt AC 24 ms 924 KB
test-11.txt AC 24 ms 796 KB
test-12.txt AC 24 ms 800 KB
test-13.txt AC 22 ms 920 KB
test-14.txt AC 24 ms 920 KB
test-15.txt AC 24 ms 924 KB
test-16.txt AC 24 ms 928 KB
test-17.txt AC 24 ms 800 KB
test-18.txt AC 24 ms 924 KB
test-19.txt AC 24 ms 928 KB
test-20.txt AC 23 ms 928 KB
test-21.txt AC 24 ms 732 KB
test-22.txt AC 24 ms 928 KB
test-23.txt AC 24 ms 920 KB
test-24.txt AC 24 ms 800 KB
test-25.txt AC 22 ms 816 KB
test-26.txt AC 24 ms 920 KB
test-27.txt AC 24 ms 924 KB
test-28.txt AC 24 ms 812 KB
test-29.txt AC 24 ms 800 KB
test-30.txt AC 24 ms 804 KB