結果
問題 | No.402 最も海から遠い場所 |
ユーザー | uwi |
提出日時 | 2016-07-23 01:04:16 |
言語 | Java21 (openjdk 21) |
結果 |
RE
|
実行時間 | - |
コード長 | 3,472 bytes |
コンパイル時間 | 4,114 ms |
コンパイル使用メモリ | 80,920 KB |
実行使用メモリ | 56,164 KB |
最終ジャッジ日時 | 2024-11-06 14:08:25 |
合計ジャッジ時間 | 7,645 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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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 | 55 ms
50,440 KB |
testcase_01 | AC | 55 ms
50,204 KB |
testcase_02 | AC | 58 ms
50,044 KB |
testcase_03 | AC | 57 ms
50,140 KB |
testcase_04 | AC | 56 ms
50,224 KB |
testcase_05 | AC | 56 ms
50,196 KB |
testcase_06 | AC | 57 ms
50,296 KB |
testcase_07 | RE | - |
testcase_08 | AC | 57 ms
50,256 KB |
testcase_09 | AC | 56 ms
50,104 KB |
testcase_10 | RE | - |
testcase_11 | AC | 58 ms
50,284 KB |
testcase_12 | AC | 57 ms
50,288 KB |
testcase_13 | AC | 86 ms
51,108 KB |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | AC | 240 ms
55,620 KB |
testcase_18 | AC | 316 ms
55,456 KB |
testcase_19 | AC | 307 ms
56,164 KB |
testcase_20 | AC | 302 ms
55,704 KB |
testcase_21 | AC | 301 ms
55,496 KB |
ソースコード
package contest;import java.io.ByteArrayInputStream;import java.io.IOException;import java.io.InputStream;import java.io.PrintWriter;import java.util.Arrays;import java.util.InputMismatchException;public class N402X {InputStream is;PrintWriter out;String INPUT = "";void solve(){int n = ni(), m = ni();int[] dp = new int[m+1];int max = 0;for(int i = 0;i < n;i++){char[] row = ns().toCharArray();int pre = 0;for(int j = 0;j < n;j++){if(row[j] == '#'){int min = pre;if(j > 0)min = Math.min(min, dp[j-1]);min = Math.min(min, dp[j]);pre = dp[j];dp[j] = min+1;max = Math.max(max, min+1);}else{pre = dp[j];dp[j] = 0;}}}out.println((max+1)/2);}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");// Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){// @Override// public void run() {// long s = System.currentTimeMillis();// solve();// out.flush();// if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");// }// };// t.start();// t.join();}public static void main(String[] args) throws Exception { new N402X().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))){ // when nextLine, (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 int[] na(int n){int[] a = new int[n];for(int i = 0;i < n;i++)a[i] = ni();return a;}private long[] nal(int n){long[] a = new long[n];for(int i = 0;i < n;i++)a[i] = nl();return a;}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[][] nmi(int n, int m) {int[][] map = new int[n][];for(int i = 0;i < n;i++)map[i] = na(m);return map;}private int ni() { return (int)nl(); }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)); }}