結果
問題 | No.124 門松列(3) |
ユーザー | kei |
提出日時 | 2018-08-14 17:35:06 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 12 ms / 5,000 ms |
コード長 | 2,810 bytes |
コンパイル時間 | 2,050 ms |
コンパイル使用メモリ | 185,208 KB |
実行使用メモリ | 34,820 KB |
最終ジャッジ日時 | 2024-09-24 08:51:10 |
合計ジャッジ時間 | 3,367 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 11 ms
34,780 KB |
testcase_01 | AC | 10 ms
34,688 KB |
testcase_02 | AC | 10 ms
34,728 KB |
testcase_03 | AC | 12 ms
34,672 KB |
testcase_04 | AC | 10 ms
34,820 KB |
testcase_05 | AC | 12 ms
34,696 KB |
testcase_06 | AC | 11 ms
34,684 KB |
testcase_07 | AC | 11 ms
34,584 KB |
testcase_08 | AC | 10 ms
34,620 KB |
testcase_09 | AC | 9 ms
34,588 KB |
testcase_10 | AC | 10 ms
34,680 KB |
testcase_11 | AC | 11 ms
34,592 KB |
testcase_12 | AC | 10 ms
34,664 KB |
testcase_13 | AC | 10 ms
34,592 KB |
testcase_14 | AC | 11 ms
34,696 KB |
testcase_15 | AC | 11 ms
34,688 KB |
testcase_16 | AC | 10 ms
34,676 KB |
testcase_17 | AC | 10 ms
34,680 KB |
testcase_18 | AC | 11 ms
34,608 KB |
testcase_19 | AC | 10 ms
34,720 KB |
testcase_20 | AC | 10 ms
34,608 KB |
testcase_21 | AC | 11 ms
34,692 KB |
testcase_22 | AC | 11 ms
34,628 KB |
testcase_23 | AC | 10 ms
34,628 KB |
testcase_24 | AC | 12 ms
34,644 KB |
testcase_25 | AC | 11 ms
34,608 KB |
testcase_26 | AC | 10 ms
34,728 KB |
testcase_27 | AC | 11 ms
34,780 KB |
testcase_28 | AC | 11 ms
34,656 KB |
testcase_29 | AC | 11 ms
34,672 KB |
ソースコード
#include "bits/stdc++.h" using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int INF = 1e9; const ll LINF = 1e18; template<class S,class T> ostream& operator << (ostream& out,const pair<S,T>& o){ out << "(" << o.first << "," << o.second << ")"; return out; } template<class T> ostream& operator << (ostream& out,const vector<T> V){ for(int i = 0; i < V.size(); i++){ out << V[i]; if(i!=V.size()-1) out << " ";} return out; } template<class T> ostream& operator << (ostream& out,const vector<vector<T> > Mat){ for(int i = 0; i < Mat.size(); i++) { if(i != 0) out << endl; out << Mat[i];} return out; } template<class S,class T> ostream& operator << (ostream& out,const map<S,T> mp){ out << "{ "; for(auto it = mp.begin(); it != mp.end(); it++){ out << it->first << ":" << it->second; if(mp.size()-1 != distance(mp.begin(),it)) out << ", "; } out << " }"; return out; } /* <url:https://yukicoder.me/problems/no/124> 問題文============================================================ ================================================================= 解説============================================================= ================================================================ */ ll dist[200][200][10][10]; bool isKadomatsuSequence(int a,int b,int c){ vector<int> kadomatsu{a,b,c}; sort(kadomatsu.begin(),kadomatsu.end()); kadomatsu.erase(unique(kadomatsu.begin(),kadomatsu.end()),kadomatsu.end()); if(kadomatsu.size()!=3) return false; return kadomatsu[1] != b; } ll solve(){ fill(***dist,***dist+200*200*10*10,INF); ll res = -1; ll W,H; cin >> W >> H; vector<vector<int>> M(H,vector<int>(W)); for(auto& vec:M) for(auto& in:vec) cin >> in; dist[0][1][M[0][1]][M[0][0]] = 1; dist[1][0][M[1][0]][M[0][0]] = 1; using Items = tuple<int,int,int,int>; queue<Items> q; q.push(Items(0,1,M[0][1],M[0][0])); q.push(Items(1,0,M[1][0],M[0][0])); int d[4] = {1,0,-1,0}; while(q.size()){ int x,y,a,b; tie(y,x,b,a) = q.front(); q.pop(); for(int k = 0; k < 4;k++){ int ny = y + d[k],nx = x + d[k^1]; if(ny < 0 || ny >= H || nx < 0 || nx >= W) continue; int c = M[ny][nx]; if(isKadomatsuSequence(a, b, c)){ if(dist[ny][nx][c][b] > dist[y][x][b][a]+1){ dist[ny][nx][c][b] = dist[y][x][b][a]+1; q.push(Items(ny,nx,c,b)); } } } } ll T = INF; for(int i = 1; i <= 9;i++){ for(int j = 1; j <= 9; j++){ T = min(T,dist[H-1][W-1][i][j]); } } if(T!=INF) res = T; return res; } int main(void) { cin.tie(0); ios_base::sync_with_stdio(false); cout << solve() << endl; return 0; }