結果
問題 | No.367 ナイトの転身 |
ユーザー |
|
提出日時 | 2016-07-07 10:52:50 |
言語 | C++11(廃止可能性あり) (gcc 13.3.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,070 bytes |
コンパイル時間 | 1,466 ms |
コンパイル使用メモリ | 163,572 KB |
実行使用メモリ | 13,636 KB |
最終ジャッジ日時 | 2024-10-12 23:00:42 |
合計ジャッジ時間 | 4,870 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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ファイルパターン | 結果 |
---|---|
other | AC * 8 WA * 2 TLE * 1 -- * 16 |
コンパイルメッセージ
main.cpp: In member function ‘Node NodeList::getNode(int)’: main.cpp:54:17: warning: control reaches end of non-void function [-Wreturn-type] 54 | } | ^
ソースコード
#include <bits/stdc++.h>using namespace std;class Node{public:int x,y,cost;bool isWall,isGoal;int id;int pre;int type;public:Node(int nx,int ny,int ncost,bool ng,int nid,int npre,int ntype){x = nx;//Xy = ny;//Ycost = ncost;//このノードまでのコストisGoal = ng;//ゴールかどうかid = nid;//自身のIDpre = npre;//ひとつ前のノードのIDtype = ntype;//1 or 2 (1は♞2はミニビショップ)}};class NodeList{public:// iteratorをtypedefするtypedef vector<Node>::iterator iterator;typedef vector<Node>::const_iterator const_iterator;// begin, enditerator begin(){ return datas.begin(); }const_iterator begin() const { return datas.begin(); }iterator end(){ return datas.end(); }const_iterator end() const { return datas.end(); }public:vector<Node> datas; // OpenListまたはCloseList.void push_data(Node n){datas.push_back(n);}void remove(vector<Node>::iterator iterator){datas.erase(iterator);}int getSize(){return datas.size();}Node getNode(int id){vector<Node>::iterator iterator = datas.begin();while (iterator != datas.end()){if(id == (*iterator).id){return *iterator;}iterator++;};}Node getMinCost(){vector<Node>::iterator iterator = datas.begin(),result = datas.begin();int min = (*iterator).cost;while (iterator != datas.end()){if(min > (*iterator).cost){result = iterator;}iterator++;}remove(result);return *result;}vector<Node>::iterator find(int x,int y){vector<Node>::iterator iterator = datas.begin();while (iterator != datas.end()){if((*iterator).x == x and (*iterator).y == y){return iterator;}iterator++;}return datas.end();}bool isFind(vector<Node>::iterator it){return datas.end() == it ? false : true;}};int ChangeMode(int type,bool red){if(!red){return type;}else{return type == 1 ? 2 : 1;}}int main(){int n1,n2;cin >> n1 >> n2;char map_char[n1][n2];Node Start = Node(0,0,0,false,0,-1,1);Node Goal = Node(0,0,0,true,0,-1,0);for(int i = 0;i < n1;i++){cin >> map_char[i];}for(int i = 0;i < n1;i++){for(int j = 0;j < n2;j++){if(map_char[i][j] == 'S'){Start.x = i;Start.y = j;}else if(map_char[i][j] == 'G'){Goal.x = i;Goal.y = j;}}}Node now = Node(0,0,0,0,0,0,0);int pid = 0;Start.id = -1;NodeList openMap;NodeList closeMap;openMap.push_data(Start);int move[2][8][2] = {{{1,2},{-1,2},{-1,-2},{1,-2},{2,1},{-2,1},{-2,-1},{2,-1}},{{1,1},{1,-1},{-1,-1},{-1,1}}};int cx,cy;while(true){if(openMap.getSize() <= 0){cout << -1 << endl;return 0;}now = openMap.getMinCost();//計算中の中で一番コストの低いノードを取り出す。(同時に削除される。)closeMap.push_data(now);//計算済みのほうへ移動。//cout << now.id << " (" << now.x+1 << "," << now.y+1 << ") " << now.pre << " " << now.type << endl;if(now.x == Goal.x && now.y == Goal.y)break;for(int i = 0;(now.type == 1 and i < 8) or (now.type == 2 and i < 4);i++){cx = now.x + move[now.type - 1][i][0];cy = now.y + move[now.type - 1][i][1];//cout << now.id << " (" << cy+1 << "," << cx+1 << ")" << endl;if((cx < 0) or (cx > (n1 - 1)) or (cy < 0) or (cy > (n2 - 1)))continue;vector<Node>::iterator openFind = openMap.find(cx,cy);vector<Node>::iterator closeFind = closeMap.find(cx,cy);if(openMap.isFind(openFind)){}else if(closeMap.isFind(closeFind)){}else{Node ne = Node(cx,cy,now.cost+1,false,pid,now.id,ChangeMode(now.type,(map_char[cx][cy] == 'R' ? true : false)));pid++;openMap.push_data(ne);}}}int c = 0;//cout << endl;while(true){if(now.id < 0)break;//cout << now.id << " (" << now.y+1 << "," << now.x+1 << ") " << now.pre << endl;now = closeMap.getNode(now.pre);c++;}cout << c << endl;}