結果

問題 No.356 円周上を回る3つの動点の一致
ユーザー uwiuwi
提出日時 2016-04-01 22:35:11
言語 Java21
(openjdk 21)
結果
AC  
実行時間 87 ms / 5,000 ms
コード長 3,191 bytes
コンパイル時間 7,963 ms
コンパイル使用メモリ 80,244 KB
実行使用メモリ 52,748 KB
最終ジャッジ日時 2023-08-04 00:01:23
合計ジャッジ時間 12,206 ms
ジャッジサーバーID
(参考情報)
judge12 / judge15
このコードへのチャレンジ(β)

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 74 ms
50,524 KB
testcase_01 AC 77 ms
52,140 KB
testcase_02 AC 87 ms
52,492 KB
testcase_03 AC 75 ms
51,724 KB
testcase_04 AC 76 ms
51,720 KB
testcase_05 AC 82 ms
52,176 KB
testcase_06 AC 74 ms
52,532 KB
testcase_07 AC 76 ms
50,588 KB
testcase_08 AC 65 ms
50,712 KB
testcase_09 AC 64 ms
50,444 KB
testcase_10 AC 66 ms
48,680 KB
testcase_11 AC 76 ms
52,168 KB
testcase_12 AC 73 ms
52,384 KB
testcase_13 AC 75 ms
52,180 KB
testcase_14 AC 77 ms
52,748 KB
testcase_15 AC 73 ms
50,648 KB
testcase_16 AC 77 ms
52,452 KB
testcase_17 AC 72 ms
50,924 KB
testcase_18 AC 78 ms
52,396 KB
testcase_19 AC 75 ms
50,912 KB
testcase_20 AC 74 ms
51,960 KB
testcase_21 AC 77 ms
52,016 KB
testcase_22 AC 87 ms
52,212 KB
testcase_23 AC 69 ms
50,676 KB
testcase_24 AC 77 ms
52,416 KB
testcase_25 AC 70 ms
50,888 KB
testcase_26 AC 67 ms
50,856 KB
testcase_27 AC 64 ms
50,692 KB
testcase_28 AC 68 ms
50,828 KB
testcase_29 AC 76 ms
52,364 KB
testcase_30 AC 86 ms
52,288 KB
testcase_31 AC 65 ms
50,708 KB
testcase_32 AC 73 ms
50,996 KB
testcase_33 AC 69 ms
50,612 KB
testcase_34 AC 66 ms
50,704 KB
testcase_35 AC 67 ms
51,532 KB
testcase_36 AC 68 ms
50,928 KB
testcase_37 AC 63 ms
50,608 KB
testcase_38 AC 81 ms
52,556 KB
testcase_39 AC 66 ms
50,636 KB
testcase_40 AC 76 ms
52,732 KB
testcase_41 AC 77 ms
52,380 KB
testcase_42 AC 67 ms
52,052 KB
testcase_43 AC 76 ms
51,016 KB
testcase_44 AC 76 ms
52,396 KB
testcase_45 AC 73 ms
50,596 KB
testcase_46 AC 78 ms
52,516 KB
testcase_47 AC 78 ms
52,504 KB
testcase_48 AC 65 ms
52,312 KB
testcase_49 AC 77 ms
50,712 KB
testcase_50 AC 78 ms
52,376 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

package contest;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.InputMismatchException;

public class Q616 {
	InputStream is;
	PrintWriter out;
	String INPUT = "";
	
	void solve()
	{
		long t1 = nl(), t2 = nl(), t3 = nl();
		long n1 = t1*t2;
		long d1 = t2-t1;
		long n2 = t1*t3;
		long d2 = t3-t1;
		long L = n1*d2;
		long R = n2*d1;
		long g = gcd(L, R);
		L /= g; R /= g;
		// k*n1*d2=l*n2*d1
		n1 *= R;
		long gg = gcd(n1, d1);
		out.println((n1/gg) + "/" + (d1/gg));
	}
	
	public static long gcd(long a, long b) {
		while (b > 0) {
			long c = a;
			a = b;
			b = c % b;
		}
		return a;
	}
	
	
	void run() throws Exception
	{
		is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes());
		out = new PrintWriter(System.out);
		
		long s = System.currentTimeMillis();
		solve();
		out.flush();
		if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");
	}
	
	public static void main(String[] args) throws Exception { new Q616().run(); }
	
	private byte[] inbuf = new byte[1024];
	private int lenbuf = 0, ptrbuf = 0;
	
	private int readByte()
	{
		if(lenbuf == -1)throw new InputMismatchException();
		if(ptrbuf >= lenbuf){
			ptrbuf = 0;
			try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); }
			if(lenbuf <= 0)return -1;
		}
		return inbuf[ptrbuf++];
	}
	
	private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); }
	private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; }
	
	private double nd() { return Double.parseDouble(ns()); }
	private char nc() { return (char)skip(); }
	
	private String ns()
	{
		int b = skip();
		StringBuilder sb = new StringBuilder();
		while(!(isSpaceChar(b))){ // when nextLine, (isSpaceChar(b) && b != ' ')
			sb.appendCodePoint(b);
			b = readByte();
		}
		return sb.toString();
	}
	
	private char[] ns(int n)
	{
		char[] buf = new char[n];
		int b = skip(), p = 0;
		while(p < n && !(isSpaceChar(b))){
			buf[p++] = (char)b;
			b = readByte();
		}
		return n == p ? buf : Arrays.copyOf(buf, p);
	}
	
	private char[][] nm(int n, int m)
	{
		char[][] map = new char[n][];
		for(int i = 0;i < n;i++)map[i] = ns(m);
		return map;
	}
	
	private int[] na(int n)
	{
		int[] a = new int[n];
		for(int i = 0;i < n;i++)a[i] = ni();
		return a;
	}
	
	private int ni()
	{
		int num = 0, b;
		boolean minus = false;
		while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));
		if(b == '-'){
			minus = true;
			b = readByte();
		}
		
		while(true){
			if(b >= '0' && b <= '9'){
				num = num * 10 + (b - '0');
			}else{
				return minus ? -num : num;
			}
			b = readByte();
		}
	}
	
	private long nl()
	{
		long num = 0;
		int b;
		boolean minus = false;
		while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));
		if(b == '-'){
			minus = true;
			b = readByte();
		}
		
		while(true){
			if(b >= '0' && b <= '9'){
				num = num * 10 + (b - '0');
			}else{
				return minus ? -num : num;
			}
			b = readByte();
		}
	}
	
	private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); }
}
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