結果
問題 | No.367 ナイトの転身 |
ユーザー | sntea |
提出日時 | 2016-05-03 02:00:52 |
言語 | C++11 (gcc 11.4.0) |
結果 |
MLE
|
実行時間 | - |
コード長 | 2,549 bytes |
コンパイル時間 | 1,476 ms |
コンパイル使用メモリ | 179,104 KB |
実行使用メモリ | 814,488 KB |
最終ジャッジ日時 | 2024-10-05 02:49:04 |
合計ジャッジ時間 | 4,404 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 2 ms
6,816 KB |
testcase_01 | AC | 1 ms
6,816 KB |
testcase_02 | AC | 1 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,820 KB |
testcase_04 | AC | 1 ms
6,816 KB |
testcase_05 | AC | 2 ms
6,816 KB |
testcase_06 | AC | 2 ms
6,820 KB |
testcase_07 | AC | 1 ms
6,820 KB |
testcase_08 | AC | 1 ms
6,820 KB |
testcase_09 | AC | 1 ms
6,820 KB |
testcase_10 | MLE | - |
testcase_11 | -- | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
testcase_26 | -- | - |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:111:34: warning: ‘gy’ may be used uninitialized in this function [-Wmaybe-uninitialized] 111 | if(b == gx and c == gy){ | ~~^~~~~ main.cpp:111:22: warning: ‘gx’ may be used uninitialized in this function [-Wmaybe-uninitialized] 111 | if(b == gx and c == gy){ | ~~^~~~~
ソースコード
#include <bits/stdc++.h> using namespace std; #define endl '\n' #define PB push_back #define ALL(a) (a).begin(),(a).end() #define SZ(a) int((a).size()) #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define RFOR(i,a,b) for (int i=(b)-1;i>=(a);i--) #define REP(i,n) FOR(i,0,n) #define RREP(i,n) for (int i=(n)-1;i>=0;i--) #define RBP(i,a) for(auto& i : a) #ifdef LOCAL111 #define DEBUG(x) cout<<#x<<": "<<(x)<<endl #else #define DEBUG(x) #endif #define F first #define S second #define SNP string::npos #define WRC(hoge) cout << "Case #" << (hoge)+1 << ": " #define INF 1e8 typedef pair<int,int> P; typedef long long int LL; typedef unsigned long long ULL; typedef pair<LL,LL> LP; void ios_init(){ ios::sync_with_stdio(false); cin.tie(0); //cout.setf(ios::fixed); //cout.precision(12); } int dx[] = {0,1,0,-1}; int dy[] = {0,-1,0,1}; int main() { ios_init(); int h,w; cin >> h >> w; vector<string> s(h); REP(i,h){ cin >> s[i]; } int sx, sy, gx, gy; REP(i,h){ REP(j,w){ if(s[i][j] == 'S'){ sx = i; sy = j; }else if(s[i][j] == 'G'){ gx = i; gy = j; } } } vector<tuple<bool,int,int>> g[2][h][w]; REP(i,h){ REP(j,w){ FOR(dx,-1,2){ FOR(dy,-1,2){ if(dx != 0 and dy != 0){ int ni = i+dx, nj = j+dy*2; if(0 <= ni and ni < h and 0 <= nj and nj < w){ if(s[ni][nj] != 'R'){ g[0][i][j].push_back(make_tuple(0,ni,nj)); }else{ g[0][i][j].push_back(make_tuple(1,ni,nj)); } } ni = i+2*dx; nj = j+dy; if(0 <= ni and ni < h and 0 <= nj and nj < w){ if(s[ni][nj] != 'R'){ g[0][i][j].push_back(make_tuple(0,ni,nj)); }else{ g[0][i][j].push_back(make_tuple(1,ni,nj)); } } } } } } } REP(i,h){ REP(j,w){ REP(k,4){ int ni = i+dx[k], nj = j+dy[k]; if(0 <= ni and ni < h and 0 <= nj and nj < w){ if(s[ni][nj] != 'R'){ g[1][i][j].push_back(make_tuple(1,ni,nj)); }else{ g[1][i][j].push_back(make_tuple(0,ni,nj)); } } } } } bool gf[2][h][w]; fill(gf[0][0],gf[2][0],false); queue<tuple<bool,int,int,int>> qu; qu.push(make_tuple(0,sx,sy,0)); while(!qu.empty()){ auto t = qu.front(); qu.pop(); int a = get<0>(t); int b = get<1>(t); int c = get<2>(t); if(b == gx and c == gy){ cout << get<3>(t) << endl; return 0; } gf[a][b][c] = true; RBP(tup,g[a][b][c]){ if(!gf[get<0>(tup)][get<1>(tup)][get<2>(tup)]){ qu.push(tuple_cat(tup,make_tuple(get<3>(t)+1))); } } } cout << -1 << endl; return 0; }