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Submission #22928

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```#include <map>
#include <set>
#include <cmath>
#include <stack>
#include <queue>
#include <string>
#include <vector>
#include <bitset>
#include <fstream>
#include <sstream>
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <iostream>
#include <algorithm>
using namespace std;
#define li        long long int
#define rep(i,to) for(li i=0;i<((li)(to));++i)
#define pb        push_back
#define sz(v)     ((li)(v).size())
#define bit(n)    (1ll<<(li)(n))
#define all(vec)  (vec).begin(),(vec).end()
#define each(i,c) for(__typeof((c).begin()) i=(c).begin();i!=(c).end();i++)
#define MP        make_pair
#define F         first
#define S         second

int main()
{
li n;
cin >> n;
vector<pair<double, double> > a(n);
rep(i, n) cin >> a[i].F >> a[i].S;
double res = 0;
rep(i, n)rep(j, i) res = max(res, hypot(a[i].F - a[j].F, a[i].S - a[j].S));
printf("%0.30lf\n", res);
}```

#### Submission Info

Submission Time 2012-06-16 21:02:00+0900 A - 2点間距離の最大値 ( The longest distance ) Komaki C++ (G++ 4.6.4) 100 934 Byte AC 22 ms 796 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 792 KB
00_sample_01.txt 21 ms 784 KB
00_sample_02.txt 22 ms 788 KB
00_sample_03.txt 21 ms 792 KB
00_sample_04.txt 22 ms 784 KB
00_sample_05.txt 22 ms 780 KB
01_rnd_00.txt 22 ms 788 KB
01_rnd_01.txt 22 ms 788 KB
01_rnd_02.txt 21 ms 784 KB
01_rnd_03.txt 22 ms 792 KB
01_rnd_04.txt 21 ms 784 KB
01_rnd_05.txt 22 ms 736 KB
01_rnd_06.txt 22 ms 772 KB
01_rnd_07.txt 21 ms 792 KB
01_rnd_08.txt 20 ms 788 KB
01_rnd_09.txt 21 ms 784 KB
01_rnd_10.txt 22 ms 768 KB
01_rnd_11.txt 22 ms 788 KB
01_rnd_12.txt 22 ms 788 KB
01_rnd_13.txt 22 ms 788 KB
01_rnd_14.txt 22 ms 768 KB
01_rnd_15.txt 20 ms 796 KB
01_rnd_16.txt 21 ms 796 KB
01_rnd_17.txt 21 ms 796 KB
01_rnd_18.txt 22 ms 788 KB
01_rnd_19.txt 22 ms 796 KB