Submission #22974


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

#define EPS 1.0e-10
#define ALL(t) t.begin(),t.end()
#define REP(i,n) for(int i=0;i<n;i++)
#define FOR(it,c) for(__typeof((c).begin()) it = (c).begin();it != (c).end();++it)
#define ll long long
#define mp make_pair
#define pb push_back
#define F first
#define S second
const ll mod=1000000007LL;
const int SIZE = 1001;
int main(){
	int n;
	while(cin>>n){
		double ans=0,x[100],y[100];
		REP(i,n) cin>>x[i]>>y[i];
		REP(i,n) REP(j,n){
			double xx=abs(x[i]-x[j]),yy=abs(y[i]-y[j]);
			double d=sqrt(xx*xx+yy*yy);
			ans=max(d,ans);
		}
		printf("%.6f\n",ans);
	}
	return 0;
}

Submission Info

Submission Time
Task A - 2点間距離の最大値 ( The longest distance )
User swingby
Language C++ (GCC 4.4.7)
Score 100
Code Size 936 Byte
Status
Exec Time 25 ms
Memory 820 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 780 KB
00_sample_01.txt 21 ms 800 KB
00_sample_02.txt 21 ms 788 KB
00_sample_03.txt 25 ms 764 KB
00_sample_04.txt 21 ms 788 KB
00_sample_05.txt 20 ms 788 KB
01_rnd_00.txt 20 ms 780 KB
01_rnd_01.txt 22 ms 792 KB
01_rnd_02.txt 22 ms 768 KB
01_rnd_03.txt 21 ms 732 KB
01_rnd_04.txt 21 ms 788 KB
01_rnd_05.txt 22 ms 740 KB
01_rnd_06.txt 22 ms 776 KB
01_rnd_07.txt 22 ms 756 KB
01_rnd_08.txt 22 ms 776 KB
01_rnd_09.txt 22 ms 788 KB
01_rnd_10.txt 20 ms 788 KB
01_rnd_11.txt 21 ms 792 KB
01_rnd_12.txt 22 ms 792 KB
01_rnd_13.txt 20 ms 784 KB
01_rnd_14.txt 22 ms 820 KB
01_rnd_15.txt 22 ms 768 KB
01_rnd_16.txt 20 ms 792 KB
01_rnd_17.txt 22 ms 788 KB
01_rnd_18.txt 22 ms 764 KB
01_rnd_19.txt 20 ms 792 KB