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  1. import java.util.Scanner;
  2. class Main {
  3.         public static void main(String args[]){
  4.         	 Scanner in = new Scanner(System.in);
  5.              int testcases = in.nextInt();
  6.  
  7.  
  8.              for (int i = 0; i < testcases; i++)
  9.              {
  10.  
  11.             	 	long Wl = in.nextLong();
  12.          			long Dl = in.nextLong();
  13.          			long Wr = in.nextLong();
  14.          			long Dr = in.nextLong();
  15.  
  16.  
  17.                      if(recursive(Wl)*Dl == recursive(Wr)*Dr){
  18.                     	 System.out.println("YES");
  19.              		}
  20.              		else{
  21.              			System.out.println("NO");
  22.              		}
  23.  
  24. //                 		if (i != testcases) { System.out.println("");}
  25.  
  26.              }
  27.         }
  28.  
  29.  
  30.         private static long recursive(long weight){
  31.         	Scanner in = new Scanner(System.in);
  32.         	if(weight == 0){
  33.         		long Wl = in.nextLong();
  34.         		long Dl = in.nextLong();
  35.         		long Wr = in.nextLong();
  36.         		long Dr = in.nextLong();
  37.         		Wl = recursive(Wl);
  38.         		Wr = recursive(Wr);
  39.  
  40.         		if(Wl*Dl == Wr*Dr){
  41.         			return Wl+Wr;
  42.         		}
  43.         		else{
  44.         			return -1000;
  45.         		}
  46.         	}
  47.  
  48.         	else{
  49.         		return weight;
  50.         	}
  51.         }
  52.  
  53.  
  54. }
Runtime error #stdin #stdout #stderr 0.09s 380672KB
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stdin
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Standard input is empty
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.nextInt(Scanner.java:2160)
	at java.util.Scanner.nextInt(Scanner.java:2119)
	at Main.main(Main.java:5)
https://ideone.com/dFiNY5
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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