結果
問題 | No.250 atetubouのzetubou |
ユーザー |
|
提出日時 | 2020-03-19 16:31:17 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 296 ms / 5,000 ms |
コード長 | 2,724 bytes |
コンパイル時間 | 2,484 ms |
コンパイル使用メモリ | 78,232 KB |
実行使用メモリ | 42,860 KB |
最終ジャッジ日時 | 2024-12-14 03:17:46 |
合計ジャッジ時間 | 7,377 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 20 |
ソースコード
import java.io.FileNotFoundException;import java.io.IOException;import java.io.InputStream;import java.math.BigInteger;import java.util.Arrays;import java.util.NoSuchElementException;public class Main {public static void main(String[] args) throws FileNotFoundException {long t = System.currentTimeMillis();new Main().run();System.err.println(System.currentTimeMillis() - t);}long gcd(long a,long b) {return a==0?b:gcd(b%a,a);}void run() {Scanner sc = new Scanner();int Q=sc.nextInt();for(int q=0;q<Q;++q) {int D=sc.nextInt();int X=sc.nextInt();long T=sc.nextLong();//(X+D-1)!/X!/(D-1)!<=T//(X+D-1)(X+D-2)...(X+1)//--------------------- <= T//(D - 1)(D - 2)...( 1 )boolean ok=true;long cur=1;for(int i=1;i<=D-1;++i) {cur=cur*(X+i)/i;if(cur>T) {ok=false;break;}}if(cur>T)ok=false;System.out.println(ok?"AC":"ZETUBOU");}}class Scanner {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++];elsereturn -1;}private 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() {return (int) nextLong();}}static void tr(Object... objects) {System.out.println(Arrays.deepToString(objects));}}