結果

問題 No.392 2分木をたどれ
ユーザー nCk_cvnCk_cv
提出日時 2016-07-12 00:48:41
言語 Java
(openjdk 23)
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
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 3
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ソースコード

diff #
プレゼンテーションモードにする

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();
}
}
}
}
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