結果
問題 |
No.2148 ひとりUNO
|
ユーザー |
![]() |
提出日時 | 2025-09-11 01:07:45 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,088 bytes |
コンパイル時間 | 3,232 ms |
コンパイル使用メモリ | 187,024 KB |
実行使用メモリ | 7,848 KB |
最終ジャッジ日時 | 2025-09-11 01:07:52 |
合計ジャッジ時間 | 5,386 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 4 WA * 35 |
ソースコード
#include <algorithm> #include <atcoder/all> #include <bitset> #include <cassert> #include <cmath> #include <ctime> #include <functional> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> using namespace std; using namespace atcoder; typedef long long ll; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n) - 1; i >= 0; i--) #define repk(i, k, n) for (int i = k; i < (int)(n); i++) #define all(v) v.begin(), v.end() #define mod1 1000000007 #define mod2 998244353 #define mod3 100000007 #define vi vector<int> #define vs vector<string> #define vc vector<char> #define vl vector<ll> #define vb vector<bool> #define vvi vector<vector<int>> #define vvc vector<vector<char>> #define vvl vector<vector<ll>> #define vvb vector<vector<bool>> #define vvvi vector<vector<vector<int>>> #define vvvl vector<vector<vector<ll>>> #define pii pair<int, int> #define pil pair<int, ll> #define pli pair<ll, int> #define pll pair<ll, ll> #define vpii vector<pair<int, int>> #define vpll vector<pair<ll, ll>> #define vvpii vector<vector<pair<int, int>>> #define vvpll vector<vector<pair<ll, ll>>> template <typename T> void debug(T e) { cerr << e << endl; } template <typename T> void debug(vector<T> &v) { rep(i, v.size()) { cerr << v[i] << " "; } cerr << endl; } template <typename T> void debug(vector<vector<T>> &v) { rep(i, v.size()) { rep(j, v[i].size()) { cerr << v[i][j] << " "; } cerr << endl; } } template <typename T> void debug(vector<pair<T, T>> &v) { rep(i, v.size()) { cerr << v[i].first << " " << v[i].second << endl; } } template <typename T> void debug(set<T> &st) { for (auto itr = st.begin(); itr != st.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(multiset<T> &ms) { for (auto itr = ms.begin(); itr != ms.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(map<T, T> &mp) { for (auto itr = mp.begin(); itr != mp.end(); itr++) { cerr << itr->first << " " << itr->second << endl; } } void debug_out() { cerr << endl; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << H << " "; debug_out(T...); } using mint = modint998244353; void debug_mint1(vector<mint> &vec) { for (int i = 0; i < vec.size(); i++) { cerr << vec[i].val() << " "; } cerr << endl; } void debug_mint2(vector<vector<mint>> &vec) { for (int i = 0; i < vec.size(); i++) { for (int j = 0; j < vec[i].size(); j++) { cerr << vec[i][j].val() << " "; } cerr << endl; } } int main() { ll T; cin >> T; while (T--){ ll N; cin >> N; vector<char> C(N); vector<ll> D(N); vector<vector<bool>> pos(N + 1, vector<bool>(3, false)); for (ll i = 0; i < N; i++){ cin >> C[i] >> D[i]; if (C[i] == 'R'){ pos[D[i]][0] = true; } else if (C[i] == 'G'){ pos[D[i]][1] = true; } else{ pos[D[i]][2] = true; } } bool rg = false; bool rb = false; bool gb = false; vector<bool> has(3, false); vector<ll> cnts(3, 0); ll cnt_3 = 0; ll cnt_2 = 0; for (ll i = 1; i <= N; i++){ ll bits = 0; for (ll j = 0; j < 3; j++){ if (pos[i][j]){ bits += (1 << j); has[j] = true; cnts[j]++; } } if (bits == 7){ cnt_3++; } else if (bits == 3 || bits == 5 || bits == 6){ cnt_2++; } if (bits == 3 || bits == 7){ rg = true; } else if (bits == 5 || bits == 7){ rb = true; } else if (bits == 6 || bits == 7){ gb = true; } } if ((!has[1] && !has[2]) || (!has[0] && !has[2]) || (!has[0] && !has[1])){ cout << "YES" << endl; } else if (!(has[0] && has[1] && has[2])){ if (cnt_2 > 0){ cout << "YES" << endl; } else{ cout << "NO" << endl; } } else{ if (cnt_3 == 1 && cnt_2 == 0){ if (cnts[0] == 1 || cnts[1] == 1 || cnts[2] == 1){ cout << "YES" << endl; } else{ cout << "NO" << endl; } } else if ((rg && rb) || (rg && gb) || (rb && gb)){ cout << "YES" << endl; } else{ cout << "NO" << endl; } } } }