結果
問題 | No.392 2分木をたどれ |
ユーザー | nCk_cv |
提出日時 | 2016-07-12 00:48:41 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 345 ms / 2,000 ms |
コード長 | 3,451 bytes |
コンパイル時間 | 3,113 ms |
コンパイル使用メモリ | 78,644 KB |
実行使用メモリ | 42,836 KB |
最終ジャッジ日時 | 2024-10-14 14:09:39 |
合計ジャッジ時間 | 4,100 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 | 51 ms
36,780 KB |
testcase_01 | AC | 345 ms
42,836 KB |
testcase_02 | AC | 343 ms
42,700 KB |
ソースコード
import java.io.*; import java.math.*; import java.util.*; import java.util.Map.Entry; class Main { static int[] vy = {1,0,-1,0}; static int[] vx = {0,1,0,-1}; static long mod = 1000000007; static HashMap<String,Boolean> map = new HashMap<String,Boolean>(); public static void main(String[] args) { FastScanner sc = new FastScanner(); //Scanner sc = new Scanner(System.in); int m = sc.nextInt(); for(int i = 0; i < m; i++) { int a = sc.nextInt(); ArrayList<Boolean> list = new ArrayList<>(); while(a != 0) { list.add(a % 2 == 0); if(a % 2 == 0) { a /= 2; a -= 1; } else { a /= 2; } } for(int j = list.size()-1; j >= 0; j--) { System.out.print((list.get(j)?"R":"L")); } System.out.println(); } } static 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;} private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;} public boolean hasNext() { skipUnprintable(); 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() { if (!hasNext()) throw new NoSuchElementException(); int 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(); } } } }