Submission #6213595
Source Code Expand
// OURL: https://atcoder.jp/contests/arc004/tasks/arc004_1
#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define REP(i,n) for(int i=0,i##_len=(n);i<i##_len;++i)
#define RREP(i,a,n) for(int i=(a),i##_len=(n);i<i##_len;++i)
#define MAT1D(V,T,a) vector<T> V (a)
#define MAT2D(V,T,a,b) vector<vector<T>> V (a, vector<T>(b))
#define MAT3D(V,T,a,b,c) vector<vector<vector<T>>> V (a, vector<vector<T>>(b, vector<T>(c)))
// http://beet-aizu.hatenablog.com/entry/2018/04/08/145516
template<typename T>
vector<T> make_v(size_t a){return vector<T>(a);}
template<typename T,typename... Ts>
auto make_v(size_t a,Ts... ts){ return vector<decltype(make_v<T>(ts...))>(a,make_v<T>(ts...)); }
template<typename T,typename V>
typename enable_if<is_class<T>::value==0>::type
fill_v(T &t,const V &v){t=v;}
template<typename T,typename V>
typename enable_if<is_class<T>::value!=0>::type
fill_v(T &t,const V &v){ for(auto &e:t) fill_v(e,v); }
template <typename A>
string to_string(A v) { bool first = true; string res = "{"; for (const auto &x : v) { if (!first) { res += ", "; } first = false; res += to_string(x); } res += "}"; return res; }
string to_string(string s) { return '"' + s + '"'; }
string to_string(const char* s) { return to_string((string) s); }
string to_string(bool b) { return (b ? "true" : "false"); }
string to_string(vector<bool>::reference b) { return to_string(bool(b)); }
template <typename A, typename B>
string to_string(pair<A, B> p) { return "(" + to_string(p.first) + ", " + to_string(p.second) + ")"; }
template <typename A>
string to_string(vector<vector<A>> v) { string res; for(const auto &x : v) {res+="\n ";res += to_string(x);} return res;}
void debug_out() { cerr << endl; }
template <typename Head, typename... Tail>
void debug_out(Head H, Tail... T) { cerr << " " << to_string(H); debug_out(T...); }
#ifdef LOCAL
#define debug(...) cerr << "[L" << to_string(__LINE__) << ":" <<#__VA_ARGS__ << "]:", debug_out(__VA_ARGS__)
#else
#define debug(...) 42
#endif
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int N;
cin >> N;
using point = pair<int,int>;
auto points = make_v<point>(N);
REP(i,N) {
int x, y;
cin >> x >> y;
points[i] = make_pair(x,y);
}
int ans = 0;
REP(i,N-1) {
RREP(j,i+1,N) {
int len = pow(points[i].first - points[j].first, 2) + pow(points[i].second - points[j].second,2);
if (len > ans) ans = len;
}
}
cout << sqrt(ans) << endl;
return 0;
}
Submission Info
Judge Result
Set Name |
All |
Score / Max Score |
100 / 100 |
Status |
|
Set Name |
Test Cases |
All |
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 |
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 |
1 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 |