結果
問題 |
No.2432 Flip and Move
|
ユーザー |
![]() |
提出日時 | 2023-08-18 23:25:30 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 2,793 bytes |
コンパイル時間 | 25,326 ms |
コンパイル使用メモリ | 363,036 KB |
最終ジャッジ日時 | 2025-02-16 10:51:05 |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | -- * 3 |
other | AC * 2 TLE * 1 -- * 33 |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include<bits/stdc++.h> using namespace std; //* ATCODER #include<atcoder/all> using namespace atcoder; typedef modint998244353 mint; //*/ /* BOOST MULTIPRECISION #include<boost/multiprecision/cpp_int.hpp> using namespace boost::multiprecision; //*/ typedef long long ll; #define rep(i, s, n) for (int i = (int)(s); i < (int)(n); i++) #define rrep(i, s, n) for (int i = (int)(n)-1; i >= (int)(s); i--) template <typename T> bool chmin(T &a, const T &b) { if (a <= b) return false; a = b; return true; } template <typename T> bool chmax(T &a, const T &b) { if (a >= b) return false; a = b; return true; } template <typename T> T max(vector<T> &a){ assert(!a.empty()); T ret = a[0]; for (int i=0; i<(int)a.size(); i++) chmax(ret, a[i]); return ret; } template <typename T> T min(vector<T> &a){ assert(!a.empty()); T ret = a[0]; for (int i=0; i<(int)a.size(); i++) chmin(ret, a[i]); return ret; } template <typename T> T sum(vector<T> &a){ T ret = 0; for (int i=0; i<(int)a.size(); i++) ret += a[i]; return ret; } // JOUTAI ... (ICHI, HOUKOU) // DOUBLING int main(){ int h, w; cin >> h >> w; ll k; cin >> k; vector go(4, vector(h, vector<tuple<int,int,int>>(w))); rep(i,0,4){ rep(j,0,h){ rep(l,0,w){ int x = j, y = l, t = i; if (i&1){ x = x-1; }else{ x = x+1; } if (!(0 <= x && x < h)){ t ^= 1; x = min(x, h-1); x = max(x, 0); } if (i&2){ y = y-1; }else{ y = y+1; } if (!(0 <= y && y < w)){ t ^= 2; y = min(y, w-1); y = max(y, 0); } go[i][j][l] = make_tuple(t, x, y); } } } vector dp(4, vector(h, vector<int>(w))); dp[0][0][0] = 1; //return 0; vector pp(4, vector(h, vector<int>(w))); pp[0][0][0] = 1; //return 0; k--; rep(num,0,60){ if (k >> num & 1){ vector pr(4, vector(h, vector<int>(w))); rep(i,0,4){ rep(j,0,h){ rep(l,0,w){ auto [x, y, z] = go[i][j][l]; pr[x][y][z] ^= pp[i][j][l]; } } } rep(i,0,4){ rep(j,0,h){ rep(l,0,w){ pr[i][j][l] ^= dp[i][j][l]; } } } pp = pr; } vector ndp = dp; rep(i,0,4){ rep(j,0,h){ rep(l,0,w){ auto [x, y, z] = go[i][j][l]; ndp[x][y][z] ^= dp[i][j][l]; } } } dp = ndp; vector ngo(4, vector(h, vector<tuple<int,int,int>>(w))); rep(i,0,4){ rep(j,0,h){ rep(l,0,w){ auto [x1, y1, z1] = go[i][j][l]; auto [x2, y2, z2] = go[x1][y1][z1]; ngo[i][j][l] = tuple(x2, y2, z2); } } } go = ngo; } //return 0; rep(i,0,h){ rep(j,0,w){ int g = 0; rep(l,0,4){ g ^= pp[l][i][j]; } if (g == 0){ cout << '.'; }else{ cout << '#'; } } cout << '\n'; } }