結果
| 問題 |
No.653 E869120 and Lucky Numbers
|
| コンテスト | |
| ユーザー |
uafr_cs
|
| 提出日時 | 2018-02-23 22:48:27 |
| 言語 | Java (openjdk 23) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 2,515 bytes |
| コンパイル時間 | 2,223 ms |
| コンパイル使用メモリ | 78,604 KB |
| 実行使用メモリ | 50,716 KB |
| 最終ジャッジ日時 | 2024-10-09 20:14:08 |
| 合計ジャッジ時間 | 5,237 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 25 WA * 6 |
ソースコード
import java.io.BufferedReader;
import java.io.Closeable;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.StringTokenizer;
public class Main {
public static final long INF = Long.MAX_VALUE / 2 -1;
public static void main(String[] args) throws IOException {
try (Scanner sc = new Scanner(System.in)) {
char[] ins = sc.next().toCharArray();
int[] nums = new int[ins.length];
for(int i = 0; i < ins.length; i++){
nums[i] = Character.getNumericValue(ins[i]);
}
for(int i = nums.length - 1; i >= 0; i--){
if(nums[i] == 2){ // 6 -> 6
if(i != 0){nums[i - 1]--; }
else{ System.out.println("No"); return; }
}else if(nums[i] == 3){ // 6 -> 7, 7 -> 6
if(i != 0){nums[i - 1]--; }
else{ System.out.println("No"); return; }
}else if(nums[i] == 4){ // 7 -> 7
if(i != 0){nums[i - 1]--; }
else{ System.out.println("No"); return; }
}else if(nums[i] == 0){
if(i == 0){ break; }
else{ System.out.println("No"); return; }
}else{
System.out.println("No"); return;
}
//System.out.println(Arrays.toString(nums));
}
System.out.println("Yes");
}
}
public static class Scanner implements Closeable {
private BufferedReader br;
private StringTokenizer tok;
public Scanner(InputStream is) throws IOException {
br = new BufferedReader(new InputStreamReader(is));
}
private void getLine() throws IOException {
while (!hasNext()) {
tok = new StringTokenizer(br.readLine());
}
}
private boolean hasNext() {
return tok != null && tok.hasMoreTokens();
}
public String next() throws IOException {
getLine();
return tok.nextToken();
}
public int nextInt() throws IOException {
return Integer.parseInt(next());
}
public long nextLong() throws IOException {
return Long.parseLong(next());
}
public double nextDouble() throws IOException {
return Double.parseDouble(next());
}
public int[] nextIntArray(int n) throws IOException {
final int[] ret = new int[n];
for (int i = 0; i < n; i++) {
ret[i] = this.nextInt();
}
return ret;
}
public long[] nextLongArray(int n) throws IOException {
final long[] ret = new long[n];
for (int i = 0; i < n; i++) {
ret[i] = this.nextLong();
}
return ret;
}
public void close() throws IOException {
br.close();
}
}
}
uafr_cs