結果
| 問題 | No.611 Day of the Mountain |
| ユーザー |
 yuya178
|
| 提出日時 | 2017-12-22 21:18:45 |
| 言語 | Java (openjdk 23) |
| 結果 |
AC
|
| 実行時間 | 2,009 ms / 2,017 ms |
| コード長 | 5,607 bytes |
| コンパイル時間 | 2,764 ms |
| コンパイル使用メモリ | 85,376 KB |
| 実行使用メモリ | 56,864 KB |
| 最終ジャッジ日時 | 2024-12-17 23:25:29 |
| 合計ジャッジ時間 | 13,951 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 |
|---|---|
| sample | AC * 3 |
| other | AC * 9 |
ソースコード
import java.io.*;import java.util.*;import java.math.*;// import java.awt.Point;public class Main {InputStream is;PrintWriter out;String INPUT = "";long MOD = 201712111;long inf = Long.MAX_VALUE;void solve(){int h = ni();int w = ni();char[][] c = new char[h][w];for(int i = 0; i < h; i++){c[i] = ns().toCharArray();}int[][] b;if(w<=h){b = new int[h][w];for(int i = 0; i < h; i++){for(int j = 0; j < w; j++){b[i][j] =(c[i][j]=='?' ? -1 : c[i][j] - '0');}}}else{int tmp = h;h = w;w = tmp;b = new int[h][w];for(int i = 0; i < h; i++){for(int j = 0; j < w; j++){b[i][j] =(c[j][i]=='?' ? -1 : c[j][i] - '0');}}}long[][] dist = new long[h][w];dist[0][0] = 0;for(int i = 0; i < h; i++){for(int j = 0; j < w; j++){dist[i][j] = (i+j==0 ? 0 : Math.min(i>0?dist[i-1][j]:inf , j>0?dist[i][j-1]:inf)) + (b[i][j]==-1?1:b[i][j]);}}int sb = (1<<w) - 1;long[] dp = new long[sb+1];long[] ndp = new long[sb+1];// dp[0] = 1;dp[1] = 1;for(int i = 0; i < h; i++){for(int j = 0; j < w; j++){if(i+j==0) continue;for(int k = 0; k <= sb; k++){boolean up = ((k>>(w-1))&1)==1 && (i>0 ? dist[i-1][j]+(b[i][j]==-1?1:b[i][j])==dist[i][j] : false);boolean left = (k&1)==1 && (j>0 ? dist[i][j-1]+(b[i][j]==-1?1:b[i][j])==dist[i][j] : false);if(up||left){ndp[(2*k+1)&sb] += dp[k];ndp[(2*k)&sb] += (b[i][j]==-1 ? 8*dp[k] : 0)%MOD;}else{ndp[(2*k)&sb] += (b[i][j]==-1 ? 9*dp[k] : dp[k])%MOD;}ndp[(2*k)&sb]%=MOD;ndp[(2*k+1)&sb]%=MOD;}for(int k = 0; k <= sb; k++){dp[k] = ndp[k];ndp[k] =0;}}}long ans = 0;for(int i = 1; i <= sb; i+=2){ans = (ans+dp[i])%MOD;}out.println(dist[h-1][w-1]);out.println(ans);}void run() throws Exception{is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes());out = new PrintWriter(System.out);long s = System.currentTimeMillis();solve();out.flush();if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");}public static void main(String[] args) throws Exception { new Main().run(); }private byte[] inbuf = new byte[1024];private int lenbuf = 0, ptrbuf = 0;private int readByte(){if(lenbuf == -1)throw new InputMismatchException();if(ptrbuf >= lenbuf){ptrbuf = 0;try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); }if(lenbuf <= 0)return -1;}return inbuf[ptrbuf++];}private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); }private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; }private double nd() { return Double.parseDouble(ns()); }private char nc() { return (char)skip(); }private String ns(){int b = skip();StringBuilder sb = new StringBuilder();while(!(isSpaceChar(b) && b != ' ')){sb.appendCodePoint(b);b = readByte();}return sb.toString();}private char[] ns(int n){char[] buf = new char[n];int b = skip(), p = 0;while(p < n && !(isSpaceChar(b))){buf[p++] = (char)b;b = readByte();}return n == p ? buf : Arrays.copyOf(buf, p);}private char[][] nm(int n, int m){char[][] map = new char[n][];for(int i = 0;i < n;i++)map[i] = ns(m);return map;}private int[] na(int n){int[] a = new int[n];for(int i = 0;i < n;i++)a[i] = ni();return a;}private int ni(){int num = 0, b;boolean minus = false;while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));if(b == '-'){minus = true;b = readByte();}while(true){if(b >= '0' && b <= '9'){num = num * 10 + (b - '0');}else{return minus ? -num : num;}b = readByte();}}private long nl(){long num = 0;int b;boolean minus = false;while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));if(b == '-'){minus = true;b = readByte();}while(true){if(b >= '0' && b <= '9'){num = num * 10 + (b - '0');}else{return minus ? -num : num;}b = readByte();}}private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); }}