Submission #46980


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#include<iostream>
#include<algorithm>
#include<string>
#include<queue>
#include<stack>
#include<map>
#include<set>
#include<vector>
#include<complex>
#include<sstream>
#include<cstdio>
#include<cstdlib>
#include<cmath>
#include<cctype>
#include<cstring>
#include<cassert>
using namespace std;

#define REP(i,x,n) for(int i = x ; i < (int)(n) ; i++)
#define rep(i,n) REP(i, 0, n)
#define f first
#define s second
#define mp make_pair
#define pb push_back

typedef pair<int,int> P;
typedef long long ll;
typedef complex<double> Point;

static const int INF = (1<<29);
static const double EPS = 1e-9;
static const double PI = acos(-1.0);

int n;
Point p[100];

int main(){
  cin >> n;
  rep(i,n){
    int x,y;
    cin >> x >> y;
    p[i] = Point(x,y);
  }
  double ans = 0;
  rep(i,n){
    rep(j,n){
      ans = max(ans,abs(p[i]-p[j]));
    }
  }
  printf("%.10f\n",ans);
  return 0;
}

Submission Info

Submission Time
Task A - 2点間距離の最大値 ( The longest distance )
User purp1e928
Language C++ (G++ 4.6.4)
Score 100
Code Size 936 Byte
Status
Exec Time 24 ms
Memory 892 KB

Judge Result

Set Name Score / Max Score Test 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
Case Name Status Exec Time Memory
00_max.txt 22 ms 764 KB
00_sample_01.txt 20 ms 728 KB
00_sample_02.txt 21 ms 780 KB
00_sample_03.txt 24 ms 748 KB
00_sample_04.txt 22 ms 796 KB
00_sample_05.txt 21 ms 792 KB
01_rnd_00.txt 20 ms 788 KB
01_rnd_01.txt 23 ms 756 KB
01_rnd_02.txt 21 ms 764 KB
01_rnd_03.txt 22 ms 760 KB
01_rnd_04.txt 24 ms 784 KB
01_rnd_05.txt 22 ms 892 KB
01_rnd_06.txt 21 ms 784 KB
01_rnd_07.txt 22 ms 756 KB
01_rnd_08.txt 22 ms 780 KB
01_rnd_09.txt 22 ms 784 KB
01_rnd_10.txt 22 ms 784 KB
01_rnd_11.txt 22 ms 788 KB
01_rnd_12.txt 22 ms 784 KB
01_rnd_13.txt 22 ms 792 KB
01_rnd_14.txt 22 ms 784 KB
01_rnd_15.txt 23 ms 772 KB
01_rnd_16.txt 20 ms 788 KB
01_rnd_17.txt 22 ms 792 KB
01_rnd_18.txt 22 ms 796 KB
01_rnd_19.txt 22 ms 780 KB