結果
問題 | No.202 1円玉投げ |
ユーザー |
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提出日時 | 2023-01-22 20:10:24 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 135 ms / 5,000 ms |
コード長 | 3,481 bytes |
コンパイル時間 | 1,243 ms |
コンパイル使用メモリ | 130,340 KB |
最終ジャッジ日時 | 2025-02-10 06:25:16 |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 38 |
ソースコード
#include<iostream>#include<string>#include<vector>#include<algorithm>#include<numeric>#include<cmath>#include<utility>#include<tuple>#include<cstdint>#include<cstdio>#include<iomanip>#include<map>#include<queue>#include<set>#include<stack>#include<deque>#include<unordered_map>#include<unordered_set>#include<bitset>#include<chrono>#include<random>#include<cctype>#include<cassert>#include<cstddef>#include<iterator>#include<string_view>#include<type_traits>#ifdef LOCAL# include "debug_print.hpp"# define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)#else# define debug(...) (static_cast<void>(0))#endifusing namespace std;#define rep(i,n) for(decltype(n) i=0; i<(n); i++)#define rrep(i,n) for(decltype(n) i=(n)-1; i>=0; i--)#define FOR(i,a,b) for(decltype(a) i=(a); i<(b); i++)#define RFOR(i,a,b) for(decltype(b) i=(b-1); i>=(a); i--)#define ALL(v) v.begin(), v.end()#define RALL(v) v.rbegin(), v.rend()#define UNIQUE(v) v.erase( unique(v.begin(), v.end()), v.end() );#define pb push_backusing ll = long long;using D = double;using LD = long double;using P = pair<int, int>;template<typename T> using PQ = priority_queue<T,vector<T>>;template<typename T> using minPQ = priority_queue<T, vector<T>, greater<T>>;template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }void yesno(bool flag) {cout << (flag?"Yes":"No") << "\n";}template<typename T, typename U>ostream &operator<<(ostream &os, const pair<T, U> &p) {os << p.first << " " << p.second;return os;}template<typename T, typename U>istream &operator>>(istream &is, pair<T, U> &p) {is >> p.first >> p.second;return is;}template<typename T>ostream &operator<<(ostream &os, const vector<T> &v) {int s = (int)v.size();for (int i = 0; i < s; i++) os << (i ? " " : "") << v[i];return os;}template<typename T>istream &operator>>(istream &is, vector<T> &v) {for (auto &x : v) is >> x;return is;}void in() {}template<typename T, class... U>void in(T &t, U &...u) {cin >> t;in(u...);}void out() { cout << "\n"; }template<typename T, class... U, char sep = ' '>void out(const T &t, const U &...u) {cout << t;if (sizeof...(u)) cout << sep;out(u...);}void outr() {}template<typename T, class... U, char sep = ' '>void outr(const T &t, const U &...u) {cout << t;outr(u...);}int main(){ios_base::sync_with_stdio(false);cin.tie(nullptr);int n; in(n);int mx = 20000;const int inf = 1e9;vector<set<int>> lx(mx+1);int ans = 0;rep(_,n){int x,y; in(x,y);int mind = inf;for(int i = max(0,x-19); i <= min(mx,x+19); i++){if(lx[i].empty()) continue;if(*lx[i].rbegin() >= y){int opty = *lx[i].lower_bound(y);chmin(mind, (x-i)*(x-i) + (y-opty)*(y-opty));}if(*lx[i].begin() <= y){int opty = 0;if(*lx[i].rbegin() < y){opty = *lx[i].rbegin();}else{opty = *prev(lx[i].lower_bound(y));}chmin(mind, (x-i)*(x-i) + (y-opty)*(y-opty));}}if(mind >= 400){ans++;lx[x].insert(y);}}out(ans);}