結果
問題 | No.323 yuki国 |
ユーザー |
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提出日時 | 2015-12-20 01:04:47 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 323 ms / 5,000 ms |
コード長 | 3,530 bytes |
コンパイル時間 | 2,584 ms |
コンパイル使用メモリ | 79,716 KB |
実行使用メモリ | 48,944 KB |
最終ジャッジ日時 | 2024-06-28 12:28:19 |
合計ジャッジ時間 | 9,642 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 6 |
other | AC * 32 |
ソースコード
import java.io.InputStream;import java.io.IOException;import java.io.PrintWriter;import java.util.ArrayDeque;import java.util.ArrayList;import java.util.Arrays;import java.util.Comparator;import java.util.Deque;import java.util.InputMismatchException;import java.util.NoSuchElementException;import java.math.BigInteger;public class Main{static PrintWriter out;static InputReader ir;static void solve(){int h=ir.nextInt(),w=ir.nextInt();int A=ir.nextInt();int[] s=ir.nextIntArray(2);int B=ir.nextInt();int[] g=ir.nextIntArray(2);char[][] map=ir.nextCharMap(h,w);Deque<int[]> que=new ArrayDeque<>();que.offerLast(new int[]{s[0],s[1],A});int[] d={0,-1,0,1,0};boolean[][][] pos=new boolean[h][w][1800];pos[s[0]][s[1]][A]=true;while(!que.isEmpty()){int[] p=que.pollFirst();for(int i=0;i<4;i++){int nx=p[0]+d[i],ny=p[1]+d[i+1];if(!(nx>=0&&ny>=0&&nx<h&&ny<w)) continue;int ns=p[2]+(map[nx][ny]=='*'?1:-1);if(ns<=0||ns>=1800||pos[nx][ny][ns]) continue;pos[nx][ny][ns]=true;que.offerLast(new int[]{nx,ny,ns});}}out.println(pos[g[0]][g[1]][B]?"Yes":"No");}public static void main(String[] args) throws Exception{ir=new InputReader(System.in);out=new PrintWriter(System.out);solve();out.flush();}static class InputReader {private InputStream in;private byte[] buffer=new byte[1024];private int curbuf;private int lenbuf;public InputReader(InputStream in) {this.in=in; this.curbuf=this.lenbuf=0;}public boolean hasNextByte() {if(curbuf>=lenbuf){curbuf= 0;try{lenbuf=in.read(buffer);}catch(IOException e) {throw new InputMismatchException();}if(lenbuf<=0) return false;}return true;}private int readByte(){if(hasNextByte()) return buffer[curbuf++]; else return -1;}private boolean isSpaceChar(int c){return !(c>=33&&c<=126);}private void skip(){while(hasNextByte()&&isSpaceChar(buffer[curbuf])) curbuf++;}public boolean hasNext(){skip(); return hasNextByte();}public String next(){if(!hasNext()) throw new NoSuchElementException();StringBuilder sb=new StringBuilder();int b=readByte();while(!isSpaceChar(b)){sb.appendCodePoint(b);b=readByte();}return sb.toString();}public int nextInt() {if(!hasNext()) throw new NoSuchElementException();int c=readByte();while (isSpaceChar(c)) c=readByte();boolean minus=false;if (c=='-') {minus=true;c=readByte();}int res=0;do{if(c<'0'||c>'9') throw new InputMismatchException();res=res*10+c-'0';c=readByte();}while(!isSpaceChar(c));return (minus)?-res:res;}public long nextLong() {if(!hasNext()) throw new NoSuchElementException();int c=readByte();while (isSpaceChar(c)) c=readByte();boolean minus=false;if (c=='-') {minus=true;c=readByte();}long res = 0;do{if(c<'0'||c>'9') throw new InputMismatchException();res=res*10+c-'0';c=readByte();}while(!isSpaceChar(c));return (minus)?-res:res;}public double nextDouble(){return Double.parseDouble(next());}public BigInteger nextBigInteger(){return new BigInteger(next());}public int[] nextIntArray(int n){int[] a=new int[n];for(int i=0;i<n;i++) a[i]=nextInt();return a;}public long[] nextLongArray(int n){long[] a=new long[n];for(int i=0;i<n;i++) a[i]=nextLong();return a;}public char[][] nextCharMap(int n,int m){char[][] map=new char[n][m];for(int i=0;i<n;i++) map[i]=next().toCharArray();return map;}}}