結果
| 問題 | No.3622 Perfect Matching of Crab |
| コンテスト | |
| ユーザー |
👑 |
| 提出日時 | 2026-08-14 22:10:56 |
| 言語 | C++17 (gcc 15.2.0 + boost 1.90.0) |
| 結果 |
AC
|
| 実行時間 | 302 ms / 2,000 ms |
| + 413µs | |
| コード長 | 2,775 bytes |
| 記録 | |
| コンパイル時間 | 2,686 ms |
| コンパイル使用メモリ | 283,904 KB |
| 実行使用メモリ | 14,592 KB |
| 最終ジャッジ日時 | 2026-08-14 22:11:15 |
| 合計ジャッジ時間 | 8,258 ms |
|
ジャッジサーバーID (参考情報) |
judge1_0 / judge3_0 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 16 |
ソースコード
#include<bits/stdc++.h>
#include<atcoder/all>
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;
using namespace atcoder;
typedef long long ll;
typedef pair<int, int> P;
template <int m> ostream& operator<<(ostream& os, const static_modint<m>& a) {os << a.val(); return os;}
template <int m> ostream& operator<<(ostream& os, const dynamic_modint<m>& a) {os << a.val(); return os;}
template <int m> istream& operator>>(istream& is, static_modint<m>& a) {long long x; is >> x; a = x; return is;}
template <int m> istream& operator>>(istream& is, dynamic_modint<m>& a) {long long x; is >> x; a = x; return is;}
template<typename T> istream& operator>>(istream& is, vector<T>& v){int n = v.size(); assert(n > 0); rep(i, n) is >> v[i]; return is;}
template<typename U, typename T> ostream& operator<<(ostream& os, const pair<U, T>& p){os << p.first << ' ' << p.second; return os;}
template<typename T> ostream& operator<<(ostream& os, const vector<T>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : " "); return os;}
template<typename T> ostream& operator<<(ostream& os, const vector<vector<T>>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : ""); return os;}
template<typename T> ostream& operator<<(ostream& os, const set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;}
template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;}
template<typename S, auto op, auto e> ostream& operator<<(ostream& os, const atcoder::segtree<S, op, e>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;}
template<typename S, auto op, auto e, typename F, auto mapping, auto composition, auto id> ostream& operator<<(ostream& os, atcoder::lazy_segtree<S, op, e, F, mapping, composition, id>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;}
template<typename T> void chmin(T& a, T b){a = min(a, b);}
template<typename T> void chmax(T& a, T b){a = max(a, b);}
int solve(){
int n;
cin >> n;
n *= 2;
vector<int> x(n), y(n);
vector<char> c(n);
rep(i, n) cin >> x[i] >> y[i] >> c[i];
map<int, int> mpx, mpy;
int totx = 0, toty = 0;
rep(i, n){
if(c[i] == 'x'){
mpx[y[i]]++;
totx++;
}
if(c[i] == 'y'){
mpy[x[i]]++;
toty++;
}
}
if(totx <= toty){
int ans = totx;
for(auto [key, val] : mpy){
ans += val / 2;
}
if(ans >= n / 2) cout << "Yes\n";
else cout << "No\n";
}else{
int ans = toty;
for(auto [key, val] : mpx){
ans += val / 2;
}
if(ans >= n / 2) cout << "Yes\n";
else cout << "No\n";
}
return 0;
}
int main(){
int t;
cin >> t;
rep(_, t) solve();
return 0;
}