Submission #4563775


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#include <bits/stdc++.h>
#define ll long long
#define rep(i,n) for(int i=0;i<n;i++)
#define Rep(i,a,b) for(int i=a;i<b;i++)
#define REP(i,a,b) for(int i=a;i<=b;i++)
#define rev(i,n) for(int i=n-1;i>=0;i--)
#define vi vector<int>
#define vv vector<vi>
#define pb push_back
#define pi pair<int,int>
#define vp vector<pair<int,int> >
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define INF 1000000000
#define eps 1e-7
#define mod 1000000007
#define int ll
using namespace std;

pi P[105];

signed main(void) {
    int N; cin >> N;
    rep(i, N) {
        int x, y; cin >> x >> y;
        P[i] = mp(x, y);
    }
    double ans=0.;
    rep(i, N) {
        rep(j, N) {
            ans = max(sqrt((double)((P[i].fi-P[j].fi) * (P[i].fi-P[j].fi) + (P[i].se-P[j].se) * (P[i].se-P[j].se))), ans);
        }
    }
    printf("%.5lf\n", ans);

    return 0;
}

Submission Info

Submission Time
Task A - 2点間距離の最大値 ( The longest distance )
User makiha272
Language C++14 (GCC 5.4.1)
Score 100
Code Size 933 Byte
Status
Exec Time 1 ms
Memory 256 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 1 ms 256 KB
00_sample_01.txt 1 ms 256 KB
00_sample_02.txt 1 ms 256 KB
00_sample_03.txt 1 ms 256 KB
00_sample_04.txt 1 ms 256 KB
00_sample_05.txt 1 ms 256 KB
01_rnd_00.txt 1 ms 256 KB
01_rnd_01.txt 1 ms 256 KB
01_rnd_02.txt 1 ms 256 KB
01_rnd_03.txt 1 ms 256 KB
01_rnd_04.txt 1 ms 256 KB
01_rnd_05.txt 1 ms 256 KB
01_rnd_06.txt 1 ms 256 KB
01_rnd_07.txt 1 ms 256 KB
01_rnd_08.txt 1 ms 256 KB
01_rnd_09.txt 1 ms 256 KB
01_rnd_10.txt 1 ms 256 KB
01_rnd_11.txt 1 ms 256 KB
01_rnd_12.txt 1 ms 256 KB
01_rnd_13.txt 1 ms 256 KB
01_rnd_14.txt 1 ms 256 KB
01_rnd_15.txt 1 ms 256 KB
01_rnd_16.txt 1 ms 256 KB
01_rnd_17.txt 1 ms 256 KB
01_rnd_18.txt 1 ms 256 KB
01_rnd_19.txt 1 ms 256 KB