結果
| 問題 |
No.233 めぐるはめぐる (3)
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2020-03-15 03:26:58 |
| 言語 | Java (openjdk 23) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 3,564 bytes |
| コンパイル時間 | 2,388 ms |
| コンパイル使用メモリ | 78,516 KB |
| 実行使用メモリ | 56,924 KB |
| 最終ジャッジ日時 | 2024-11-23 21:46:46 |
| 合計ジャッジ時間 | 11,355 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 2 WA * 9 |
ソースコード
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.HashSet;
import java.util.NoSuchElementException;
class Main {
public static void main(String[] args) {
new Main().run();
}
boolean isVowel(char c) {
return c=='a'||c=='i'||c=='u'||c=='e'||c=='o';
}
boolean check(int[] ord) {
int p=0;
while(p<ord.length) {
if(isVowel(a[ord[p]])){
p+=1;
}else if(p+1<ord.length&&isVowel(a[ord[p+1]])) {
p+=2;
}else {
return false;
}
}
return true;
}
char[] a= {'a','u','i','n','b','m','e','g','r'};
void run() {
FastScanner sc=new FastScanner();
int N=sc.nextInt();
HashSet<String> set=new HashSet<>();
for(int i=0;i<N;++i)set.add(sc.next());
int[] ord = {0,0,1,1,2,3,4,5,6,7,8};
do {
if(check(ord)&&!set.contains(ord)) {
StringBuilder cur=new StringBuilder();
for(int i=0;i<ord.length;++i) {
cur=cur.append(a[ord[i]]);
}
System.out.println(cur);
return;
}
}while(nextPermutation(ord));
System.out.println("NO");
}
boolean nextPermutation(int[] a) {
int p=a.length-1;
while(p-1>=0&&a[p-1]>=a[p])--p;
if(p==0)return false;
int q=p;
while(q+1<a.length&&a[q+1]>a[p-1])++q;
a[q]^=a[p-1];a[p-1]^=a[q];a[q]^=a[p-1];
int s=p,t=a.length-1;
while(s<t) {
a[s]^=a[t];a[t]^=a[s];a[s]^=a[t];
++s;--t;
}
return true;
}
void tr(Object...objects) {System.out.println(Arrays.deepToString(objects));}
}
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());}
}