結果
問題 | No.273 回文分解 |
ユーザー | hhgfhn1 |
提出日時 | 2018-11-23 15:53:54 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 57 ms / 2,000 ms |
コード長 | 3,159 bytes |
コンパイル時間 | 2,568 ms |
コンパイル使用メモリ | 77,324 KB |
実行使用メモリ | 36,832 KB |
最終ジャッジ日時 | 2024-06-06 23:26:53 |
合計ジャッジ時間 | 5,038 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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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 | 48 ms
36,568 KB |
testcase_01 | AC | 49 ms
36,712 KB |
testcase_02 | AC | 46 ms
36,460 KB |
testcase_03 | AC | 47 ms
36,820 KB |
testcase_04 | AC | 46 ms
36,624 KB |
testcase_05 | AC | 48 ms
36,180 KB |
testcase_06 | AC | 48 ms
36,308 KB |
testcase_07 | AC | 49 ms
36,600 KB |
testcase_08 | AC | 49 ms
36,504 KB |
testcase_09 | AC | 51 ms
36,320 KB |
testcase_10 | AC | 48 ms
36,208 KB |
testcase_11 | AC | 49 ms
36,556 KB |
testcase_12 | AC | 48 ms
36,276 KB |
testcase_13 | AC | 48 ms
36,636 KB |
testcase_14 | AC | 51 ms
36,736 KB |
testcase_15 | AC | 48 ms
36,720 KB |
testcase_16 | AC | 48 ms
36,324 KB |
testcase_17 | AC | 48 ms
36,592 KB |
testcase_18 | AC | 48 ms
36,564 KB |
testcase_19 | AC | 50 ms
36,536 KB |
testcase_20 | AC | 48 ms
36,568 KB |
testcase_21 | AC | 49 ms
36,208 KB |
testcase_22 | AC | 51 ms
36,832 KB |
testcase_23 | AC | 53 ms
36,568 KB |
testcase_24 | AC | 51 ms
36,536 KB |
testcase_25 | AC | 52 ms
36,784 KB |
testcase_26 | AC | 51 ms
36,832 KB |
testcase_27 | AC | 54 ms
36,660 KB |
testcase_28 | AC | 53 ms
36,652 KB |
testcase_29 | AC | 52 ms
36,680 KB |
testcase_30 | AC | 51 ms
36,696 KB |
testcase_31 | AC | 57 ms
36,720 KB |
testcase_32 | AC | 48 ms
36,432 KB |
testcase_33 | AC | 48 ms
36,576 KB |
testcase_34 | AC | 48 ms
36,536 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.util.NoSuchElementException; public class Main { public static void main(String args[]) { FastScanner scanner = new FastScanner(); String s=scanner.next(); int max=Integer.MIN_VALUE; for(int i=0;i<s.length();i++) { for(int j=i+1;j<=s.length();j++) { String tmp=s.substring(i,j); if(tmp.equals(s)) { continue; } if(check(tmp)) { int n=tmp.length(); max=Math.max(max, n); } } } System.out.println(max); } private static boolean check(String tmp) { int l=tmp.length(); if(tmp.length()%2==0) { if(check1(tmp.substring(0,l/2),tmp.substring(l/2,l))) { return true; }else { return false; } }else { if(check1(tmp.substring(0,l/2),tmp.substring(l/2+1,l))) { return true; }else { return false; } } } private static boolean check1(String s1, String s2) { for(int i=0;i<s1.length();i++) { if(s1.charAt(i)==s2.charAt(s2.length()-1-i)) { continue; }else { return false; } } return true; } } class FastScanner { private final InputStream in = System.in; private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; private boolean hasNextByte() { if (ptr < buflen) { return true; }else{ ptr = 0; try { buflen = in.read(buffer); } catch (IOException e) { e.printStackTrace(); } if (buflen <= 0) { return false; } } return true; } private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;} private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;} public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();} public String next() { if (!hasNext()) throw new NoSuchElementException(); StringBuilder sb = new StringBuilder(); int b = readByte(); while(isPrintableChar(b)) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } public long nextLong() { if (!hasNext()) throw new NoSuchElementException(); long n = 0; boolean minus = false; int b = readByte(); if (b == '-') { minus = true; b = readByte(); } if (b < '0' || '9' < b) { throw new NumberFormatException(); } while(true){ if ('0' <= b && b <= '9') { n *= 10; n += b - '0'; }else if(b == -1 || !isPrintableChar(b)){ return minus ? -n : n; }else{ throw new NumberFormatException(); } b = readByte(); } } public int nextInt() { long nl = nextLong(); if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException(); return (int) nl; } public double nextDouble() { return Double.parseDouble(next());} }