AtCoder Regular Contest 004

Submission #2572762

Source codeソースコード

#include <iostream>
#include <cstdio>
#include <cmath>
#include <vector>
#include <utility>
#include <algorithm>

int main(int argc, char* argv[])
{
  int n;
  std::vector< std::pair< double, double > > vp;
  std::vector< std::pair< double, double > >::iterator it;
  std::vector< std::pair< double, double > >::iterator it2;
  std::cin >> n;
  for (int i = 0; i < n; i++) {
    double x, y;
    std::cin >> x >> y;
    vp.push_back(std::make_pair(x, y));
  }

  double dist_max = 0;
  for (it = vp.begin(); it != vp.end(); it++) {
    for (it2 = it; it2 != vp.end(); it2++) {
      double dist = std::sqrt((it->first - it2->first) * (it->first - it2->first) + (it->second - it2->second) * (it->second - it2->second));
      dist_max = std::max(dist_max, dist);
    }
  }

  printf("%.6f\n", dist_max);
  return 0;
}

Submission

Task問題 A - 2点間距離の最大値 ( The longest distance )
User nameユーザ名 tttaki
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 100
Source lengthソースコード長 848 Byte
File nameファイル名
Exec time実行時間 3 ms
Memory usageメモリ使用量 256 KB

Test case

Set

Set name Score得点 / Max score Cases
All 100 / 100 00_max.txt,00_sample_01.txt,00_sample_02.txt,00_sample_03.txt,00_sample_04.txt,00_sample_05.txt,01_rnd_00.txt,01_rnd_01.txt,01_rnd_02.txt,01_rnd_03.txt,01_rnd_04.txt,01_rnd_05.txt,01_rnd_06.txt,01_rnd_07.txt,01_rnd_08.txt,01_rnd_09.txt,01_rnd_10.txt,01_rnd_11.txt,01_rnd_12.txt,01_rnd_13.txt,01_rnd_14.txt,01_rnd_15.txt,01_rnd_16.txt,01_rnd_17.txt,01_rnd_18.txt,01_rnd_19.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
00_max.txt AC 1 ms 256 KB
00_sample_01.txt AC 1 ms 256 KB
00_sample_02.txt AC 1 ms 256 KB
00_sample_03.txt AC 1 ms 256 KB
00_sample_04.txt AC 1 ms 256 KB
00_sample_05.txt AC 1 ms 256 KB
01_rnd_00.txt AC 1 ms 256 KB
01_rnd_01.txt AC 3 ms 256 KB
01_rnd_02.txt AC 1 ms 256 KB
01_rnd_03.txt AC 1 ms 256 KB
01_rnd_04.txt AC 1 ms 256 KB
01_rnd_05.txt AC 1 ms 256 KB
01_rnd_06.txt AC 1 ms 256 KB
01_rnd_07.txt AC 1 ms 256 KB
01_rnd_08.txt AC 1 ms 256 KB
01_rnd_09.txt AC 1 ms 256 KB
01_rnd_10.txt AC 1 ms 256 KB
01_rnd_11.txt AC 1 ms 256 KB
01_rnd_12.txt AC 1 ms 256 KB
01_rnd_13.txt AC 1 ms 256 KB
01_rnd_14.txt AC 1 ms 256 KB
01_rnd_15.txt AC 1 ms 256 KB
01_rnd_16.txt AC 1 ms 256 KB
01_rnd_17.txt AC 1 ms 256 KB
01_rnd_18.txt AC 1 ms 256 KB
01_rnd_19.txt AC 1 ms 256 KB