結果
問題 | No.1949 足し算するだけのパズルゲーム(2) |
ユーザー |
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提出日時 | 2022-05-21 09:06:32 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 260 ms / 3,000 ms |
コード長 | 4,650 bytes |
コンパイル時間 | 11,605 ms |
コンパイル使用メモリ | 299,512 KB |
最終ジャッジ日時 | 2025-01-29 12:49:42 |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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ファイルパターン | 結果 |
---|---|
other | AC * 26 |
ソースコード
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,avx512f") #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <iostream> #include <iomanip> #include <string> #include <cmath> #include <algorithm> #include <vector> #include <set> #include <map> #include <unordered_map> #include <unordered_set> #include <list> #include <stack> #include <queue> #include <bitset> #include <numeric> #include <cassert> #include <memory> #include <random> #include <functional> #include <complex> #include <immintrin.h> #include <stdexcept> #ifdef DEBUG #include "./CompetitiveProgrammingCpp/debug.hpp" #include "./CompetitiveProgrammingCpp/Timer.hpp" #include "./CompetitiveProgrammingCpp/sample.hpp" #else #define dump(...) #endif /* macro */ #define FOR(i, b, e) for(ll i = (ll)(b); i < (ll)(e); ++i) #define RFOR(i, b, e) for(ll i = (ll)((e)-1); i >= (ll)(b); --i) #define REP(i, n) FOR(i, 0, (n)) #define RREP(i, n) RFOR(i, 0, (n)) #define REPC(x,c) for(const auto& x:(c)) #define REPI2(it,b,e) for(auto it = (b); it != (e); ++it) #define REPI(it,c) REPI2(it, (c).begin(), (c).end()) #define RREPI(it,c) REPI2(it, (c).rbegin(), (c).rend()) #define REPI_ERACE2(it, b, e) for(auto it = (b); it != (e);) #define REPI_ERACE(it, c) REPI_ERACE2(it, (c).begin(), (c).end()) #define ALL(x) (x).begin(),(x).end() #define cauto const auto& /* macro func */ template<class T> inline auto sort(T& t) { std::sort(ALL(t)); } template<class T> inline auto rsort(T& t) { std::sort((t).rbegin(), (t).rend()); } template<class T> inline auto unique(T& t) { (t).erase(unique((t).begin(), (t).end()), (t).end()); } template<class T, class S> inline auto chmax(T& t, const S& s) { if(s > t) { t = s; return true; } return false; } template<class T, class S> inline auto chmin(T& t, const S& s) { if(s < t) { t = s; return true; } return false; } inline auto BR() { std::cout << "\n"; } /* type define */ using ll = long long; using VS = std::vector<std::string>; using VL = std::vector<long long>; using VVL = std::vector<VL>; using VVVL = std::vector<VVL>; using VVVVL = std::vector<VVVL>; using VVVVVL = std::vector<VVVVL>; using VD = std::vector<double>; template<class T> using V = std::vector<T>; template<class T = ll, class U = T> using P = std::pair<T, U>; using PAIR = P<ll>; /* using std */ using std::cout; constexpr char endl = '\n'; using std::cin; using std::pair; using std::string; using std::stack; using std::queue; using std::deque; using std::vector; using std::list; using std::map; using std::unordered_map; using std::multimap; using std::unordered_multimap; using std::set; using std::unordered_set; using std::unordered_multiset; using std::multiset; using std::bitset; using std::priority_queue; /* Initial processing */ struct Preprocessing { Preprocessing() { std::cin.tie(0); std::ios::sync_with_stdio(0); }; }_Preprocessing; /* Remove the source of the bug */ auto pow(signed, signed) { assert(false); } /* define hash */ namespace std { template <> class hash<std::pair<ll, ll>> { public: size_t operator()(const std::pair<ll, ll>& x) const { return hash<ll>()(1000000000 * x.first + x.second); } }; } /* input */ template<class T> std::istream& operator >> (std::istream& is, vector<T>& vec) { for(T& x : vec) is >> x; return is; } /* constant value */ constexpr ll MOD = 1000000007; // constexpr ll MOD = 998244353; //============================================================================================= signed main() { ll h, w, y, x; cin >> h >> w >> y >> x; --y; --x; VVL a; a.reserve(h); REP(_, h) { VL v(w); cin >> v; a.emplace_back(v); } VVL ok(h, VL(w)); ll pw = a[y][x]; ok[y][x] = true; set<P<ll, PAIR>> st; auto add = [&](ll i, ll j) { if(i < 0 || j < 0 || i >= h || j >= w) { return; } st.emplace(a[i][j], PAIR{i,j}); }; auto update = [&](ll i, ll j) { if(i < 0 || j < 0 || i >= h || j >= w) { return false; } if(ok[i][j]) { return false; } if(pw <= a[i][j]) { return false; } ok[i][j] = true; pw += a[i][j]; return true; }; add(y + 1, x); add(y - 1, x); add(y, x + 1); add(y, x - 1); while(!st.empty()) { auto [i, j] = st.begin()->second; st.erase(st.begin()); if(update(i, j)) { add(i + 1, j); add(i - 1, j); add(i, j + 1); add(i, j - 1); } } dump(ok); REPC(row, ok)REPC(b, row)if(!b) { cout << "No" << endl; return 0; } cout << "Yes" << endl; }