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  1. import java.util.Scanner;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Main {
  6.         public static void main(String[] args){
  7.         	 Scanner in = new Scanner(System.in);
  8.              int testcases = in.nextInt();
  9.  
  10.  
  11.              for (int i = 0; i < testcases; i++)
  12.              {
  13.  
  14.             	 	long Wl = in.nextLong();
  15.          			long Dl = in.nextLong();
  16.          			long Wr = in.nextLong();
  17.          			long Dr = in.nextLong();
  18.  
  19.  
  20.                      if(recursive(Wl)*Dl == recursive(Wr)*Dr){
  21.                     	 System.out.println("YES");
  22.              		}
  23.              		else{
  24.              			System.out.println("NO");
  25.              		}
  26.  
  27. //                 		if (i != testcases) { System.out.println("");}
  28.              }
  29.         }
  30.  
  31.  
  32.         private static long recursive(long weight){
  33.         	Scanner inTwo = new Scanner(System.in);
  34.         	if(weight == 0){
  35.         		long Wl = inTwo.nextLong();
  36.         		long Dl = inTwo.nextLong();
  37.         		long Wr = inTwo.nextLong();
  38.         		long Dr = inTwo.nextLong();
  39.         		Wl = recursive(Wl);
  40.         		Wr = recursive(Wr);
  41.  
  42.         		if(Wl*Dl == Wr*Dr){
  43.         			return Wl+Wr;
  44.         		}
  45.         		else{
  46.         			return -1000;
  47.         		}
  48.         	}
  49.  
  50.         	else{
  51.         		return weight;
  52.         	}
  53.         }
  54. }
Runtime error #stdin #stdout #stderr 0.1s 380672KB
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stdin
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1

0 2 0 4
0 3 0 1
1 1 1 1
2 4 4 2
1 6 3 2
stdout
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Standard output is empty
stderr
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Exception in thread "main" java.util.NoSuchElementException
	at java.util.Scanner.throwFor(Scanner.java:907)
	at java.util.Scanner.next(Scanner.java:1530)
	at java.util.Scanner.nextLong(Scanner.java:2265)
	at java.util.Scanner.nextLong(Scanner.java:2225)
	at Main.recursive(Main.java:35)
	at Main.main(Main.java:20)
https://ideone.com/N56wSH
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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