#52408 (Java21) No.219 巨大数の概算

提出ソース

結果

問題	No.219 巨大数の概算
ユーザー	ぴろず
提出日時	2015-10-08 11:16:43
言語	Java21 (openjdk 21)
結果	AC
実行時間	235 ms / 1,500 ms
コード長	4,286 bytes
コンパイル時間	2,467 ms
コンパイル使用メモリ	86,240 KB
実行使用メモリ	58,520 KB
最終ジャッジ日時	2024-07-18 11:43:28
合計ジャッジ時間	14,988 ms
ジャッジサーバーID （参考情報）	judge4 / 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	211 ms 56,180 KB
testcase_01	AC	224 ms 58,244 KB
testcase_02	AC	219 ms 56,568 KB
testcase_03	AC	221 ms 58,340 KB
testcase_04	AC	222 ms 58,272 KB
testcase_05	AC	82 ms 51,616 KB
testcase_06	AC	123 ms 53,172 KB
testcase_07	AC	88 ms 51,252 KB
testcase_08	AC	119 ms 53,572 KB
testcase_09	AC	80 ms 53,020 KB
testcase_10	AC	219 ms 58,092 KB
testcase_11	AC	229 ms 58,252 KB
testcase_12	AC	221 ms 58,364 KB
testcase_13	AC	204 ms 55,928 KB
testcase_14	AC	225 ms 58,244 KB
testcase_15	AC	230 ms 58,184 KB
testcase_16	AC	227 ms 56,072 KB
testcase_17	AC	206 ms 56,072 KB
testcase_18	AC	222 ms 58,368 KB
testcase_19	AC	207 ms 56,228 KB
testcase_20	AC	219 ms 58,368 KB
testcase_21	AC	219 ms 58,400 KB
testcase_22	AC	225 ms 58,436 KB
testcase_23	AC	216 ms 58,372 KB
testcase_24	AC	219 ms 58,228 KB
testcase_25	AC	219 ms 56,420 KB
testcase_26	AC	211 ms 56,348 KB
testcase_27	AC	207 ms 58,300 KB
testcase_28	AC	229 ms 58,384 KB
testcase_29	AC	219 ms 58,368 KB
testcase_30	AC	204 ms 55,936 KB
testcase_31	AC	235 ms 58,412 KB
testcase_32	AC	219 ms 58,364 KB
testcase_33	AC	218 ms 58,204 KB
testcase_34	AC	220 ms 58,112 KB
testcase_35	AC	217 ms 58,208 KB
testcase_36	AC	224 ms 58,072 KB
testcase_37	AC	222 ms 58,128 KB
testcase_38	AC	223 ms 58,460 KB
testcase_39	AC	227 ms 58,432 KB
testcase_40	AC	214 ms 56,008 KB
testcase_41	AC	231 ms 58,160 KB
testcase_42	AC	227 ms 56,472 KB
testcase_43	AC	207 ms 56,400 KB
testcase_44	AC	212 ms 58,520 KB
testcase_45	AC	225 ms 58,472 KB
testcase_46	AC	218 ms 58,424 KB
testcase_47	AC	203 ms 56,228 KB
testcase_48	AC	212 ms 58,160 KB
testcase_49	AC	221 ms 58,172 KB
testcase_50	AC	209 ms 56,372 KB
testcase_51	AC	98 ms 52,844 KB

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ソースコード

raw source code

package no219b;

import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.InputMismatchException;
import java.util.NoSuchElementException;

public class Main {
	static IO io = new IO();
	public static void main(String[] args) {
		int n = io.nextInt();
		for(int i=0;i<n;i++) {
			long a = io.nextLong();
			long b = io.nextLong();
			double log = b * Math.log10(a);
			long z = (long) Math.floor(log);
			double xy = log - z;
			double errorMin = Double.POSITIVE_INFINITY;
			int x = 0, y = 0;
			for(int j=10;j<=99;j++) {
				double logj = Math.log10(j / 10D);
				double error = Math.abs(logj - xy);
				if (error < errorMin) {
					x = j / 10;
					y = j % 10;
					errorMin = error;
				}
			}
			io.println(x + " " + y + " " + z);
		}
		io.flush();
	}

}
class IO extends PrintWriter {
	private final InputStream in;
	private final byte[] buffer = new byte[1024];
	private int ptr = 0;
	private int buflen = 0;

	public IO() { this(System.in);}
	public IO(InputStream source) { super(System.out); this.in = source;}
	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 static boolean isNewLine(int c) { return c == '\n' || c == '\r';}
	public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();}
	public boolean hasNextLine() { while(hasNextByte() && isNewLine(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 char[] nextCharArray(int len) {
		if (!hasNext()) {
			throw new NoSuchElementException();
		}
		char[] s = new char[len];
		int i = 0;
		int b = readByte();
		while(isPrintableChar(b)) {
			if (i == len) {
				throw new InputMismatchException();
			}
			s[i++] = (char) b;
			b = readByte();
		}
		return s;
	}
	public String nextLine() {
		if (!hasNextLine()) {
			throw new NoSuchElementException();
		}
		StringBuilder sb = new StringBuilder();
		int b = readByte();
		while(!isNewLine(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 char nextChar() {
		if (!hasNext()) {
			throw new NoSuchElementException();
		}
		return (char) readByte();
	}
	public double nextDouble() { return Double.parseDouble(next());}
	public int[] nextIntArray(int n) { int[] a = new int[n]; for(int i=0;i<n;i++) a[i] = nextInt(); return a;}
	public long[] nextLongArray(int n) { long[] a = new long[n]; for(int i=0;i<n;i++) a[i] = nextLong(); return a;}
	public double[] nextDoubleArray(int n) { double[] a = new double[n]; for(int i=0;i<n;i++) a[i] = nextDouble(); return a;}
	public void nextIntArrays(int[]... a) { for(int i=0;i<a[0].length;i++) for(int j=0;j<a.length;j++) a[j][i] = nextInt();}
	public int[][] nextIntMatrix(int n,int m) { int[][] a = new int[n][]; for(int i=0;i<n;i++) a[i] = nextIntArray(m); return a;}
	public char[][] nextCharMap(int n,int m) { char[][] a = new char[n][]; for(int i=0;i<n;i++) a[i] = nextCharArray(m); return a;}
	public void close() { super.close(); try {in.close();} catch (IOException e) {}}
}

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結果

テストケース

ソースコード