結果
問題 | No.5006 Hidden Maze |
ユーザー | hiikunZ |
提出日時 | 2022-06-12 16:06:13 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 1,636 ms / 2,000 ms |
コード長 | 5,565 bytes |
コンパイル時間 | 2,186 ms |
実行使用メモリ | 22,856 KB |
スコア | 1,252 |
平均クエリ数 | 988.48 |
最終ジャッジ日時 | 2022-06-12 16:11:53 |
合計ジャッジ時間 | 165,674 ms |
ジャッジサーバーID (参考情報) |
judge16 / judge14 |
純コード判定しない問題か言語 |
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ファイルパターン | 結果 |
---|---|
other | AC * 100 |
ソースコード
#include <bits/stdc++.h> using namespace std; //#include<atcoder/all> //using namespace atcoder; using ll = long long int; using ull = unsigned long long int; using ld = long double; constexpr ll MAX = 2000000000000000000; constexpr ld PI = 3.14159265358979; constexpr ll MOD = 0;//2024948111; ld dotorad(ld K){return PI * K / 180.0;} ld radtodo(ld K){return K * 180.0 / PI;} mt19937 mt; void randinit(){srand((unsigned)time(NULL));mt = mt19937(rand());} ll sute,P; ll cnt_h[21][20],cnt_w[20][21];//○方向に移動するとき当たる壁 ll k = 0; struct state{ bool visited[20][20]; ll I,J; ld score; string move; ld kaku; void init(){ for(ll i = 0;i < 20;i++) for(ll j = 0;j < 20;j++) visited[i][j] = 0; I = 0; J = 0; visited[0][0] = 1; score = 0; move = ""; kaku = 1.0; } }; vector<state> next(state now){ vector<state> res; { //UP state s = now; if(cnt_h[s.I][s.J] <= 3){ if(cnt_h[s.I][s.J] <= 0) s.kaku *= 1.0 * (100 - P) / 100.0; for(ll f = 0;f < cnt_h[s.I][s.J];f++){ s.kaku *= 1.0 * P / 100.0; } s.I--; s.score += (1 - s.visited[s.I][s.J]) * 100000000 * s.kaku; s.visited[s.I][s.J] = 1; s.move += 'U'; res.emplace_back(s); } } { //DOWN state s = now; if(cnt_h[s.I + 1][s.J] <= 3){ if(cnt_h[s.I + 1][s.J] <= 0) s.kaku *= 1.0 * (100 - P) / 100.0; for(ll f = 0;f < cnt_h[s.I + 1][s.J];f++){ s.kaku *= 1.0 * P / 100.0; } s.I++; s.score += (1 - s.visited[s.I][s.J]) * 100000000 * s.kaku; s.visited[s.I][s.J] = 1; s.move += 'D'; res.emplace_back(s); } } { //LEFT state s = now; if(cnt_w[s.I][s.J] <= 3){ if(cnt_w[s.I][s.J] <= 0) s.kaku *= 1.0 * (100 - P) / 100.0; for(ll f = 0;f < cnt_w[s.I][s.J];f++){ s.kaku *= 1.0 * P / 100.0; } s.J--; s.score += (1 - s.visited[s.I][s.J]) * 100000000 * s.kaku; s.visited[s.I][s.J] = 1; s.move += 'L'; res.emplace_back(s); } } { //RIGHT state s = now; if(cnt_w[s.I][s.J + 1] <= 3){ if(cnt_w[s.I][s.J + 1] <= 0) s.kaku *= 1.0 * (100 - P) / 100.0; for(ll f = 0;f < cnt_w[s.I][s.J + 1];f++){ s.kaku *= 1.0 * P / 100.0; } s.J++; s.score += (1 - s.visited[s.I][s.J]) * 100000000 * s.kaku; s.visited[s.I][s.J] = 1; s.move += 'R'; res.emplace_back(s); } } return res; } bool operator< (const state &s1, const state &s2){ return s1.score < s2.score; }; int main(){ int ti = clock(); cin >> sute >> sute >> P; for(ll i = 0;i < 21;i++){ for(ll j = 0;j < 20;j++){ cnt_h[i][j] = (i == 0 || i == 20) * 100; cnt_w[j][i] = (i == 0 || i == 20) * 100; } } while(1){ //cout<<k<<endl; vector<priority_queue<state,vector<state>>> que(401); state s; s.init(); que[0].emplace(s); state a = s,b = s; k++; while(1){ for(ll i = 0;i <= 400;i++){ if(1.0 * (clock() - ti) / CLOCKS_PER_SEC > 1.5 / 1000 * k) break; if(!que[i].empty()){ state s = que[i].top(); //\/ if(i%100==0)cout << i << "," << s.score << " " << s.kaku<<" "<<s.move.size()<< endl; que[i].pop(); if(s.I == 19 && s.J == 19){ if(a.score < s.score){ a = s; } } if(b.score < s.score){ b = s; } if(i != 400){ vector<state> S = next(s); for(ll j = 0;j < (ll)S.size();j++) que[i + 1].emplace(S[j]); while(que[i + 1].size() > 3) que[i + 1].pop(); } } } if(1.0 * (clock() - ti) / CLOCKS_PER_SEC > 1.5 / 1000 * k) break; } if(k % 10 != 0 || a.move.size() == 0) a = b; cout << a.move << endl; ll res; cin >> res; if(res == -1) return 0; ll I = 0,J = 0; for(ll i = 0;i < res;i++){ if(a.move[i] == 'U'){ cnt_h[I][J] = -1; I--; } if(a.move[i] == 'D'){ cnt_h[I + 1][J] = -1; I++; } if(a.move[i] == 'L'){ cnt_w[I][J] = -1; J--; } if(a.move[i] == 'R'){ cnt_w[I][J + 1] = -1; J++; } } if(res != (ll)a.move.size()){ ll i = res; if(a.move[i] == 'U'){ if(cnt_h[I][J] != -1) cnt_h[I][J]++; } if(a.move[i] == 'D'){ if(cnt_h[I + 1][J] != -1) cnt_h[I + 1][J]++; I++; } if(a.move[i] == 'L'){ if(cnt_w[I][J] != -1) cnt_w[I][J]++; J--; } if(a.move[i] == 'R'){ if(cnt_w[I][J + 1] != -1) cnt_w[I][J + 1]++; J++; } } } }