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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. import java.util.Scanner;
  8. class Main {
  9.         public static void main(String args[]){
  10.         	 Scanner in = new Scanner(System.in);
  11.              int testcases = in.nextInt();
  12.  
  13.  
  14.              for (int i = 0; i < testcases; i++)
  15.              {
  16.  
  17.             	 	long Wl = in.nextLong();
  18.          			long Dl = in.nextLong();
  19.          			long Wr = in.nextLong();
  20.          			long Dr = in.nextLong();
  21.  
  22.  
  23.                      if(recursive(Wl)*Dl == recursive(Wr)*Dr){
  24.                     	 System.out.println("YES");
  25.              		}
  26.              		else{
  27.              			System.out.println("NO");
  28.              		}
  29.  
  30. //                 		if (i != testcases) { System.out.println("");}
  31.              }
  32.         }
  33.  
  34.  
  35.         private long recursive(long weight){
  36.         	Scanner inTwo = new Scanner(System.in);
  37.         	if(weight == 0){
  38.         		long Wl = inTwo.nextLong();
  39.         		long Dl = inTwo.nextLong();
  40.         		long Wr = inTwo.nextLong();
  41.         		long Dr = inTwo.nextLong();
  42.         		Wl = recursive(Wl);
  43.         		Wr = recursive(Wr);
  44.  
  45.         		if(Wl*Dl == Wr*Dr){
  46.         			return Wl+Wr;
  47.         		}
  48.         		else{
  49.         			return -1000;
  50.         		}
  51.         	}
  52.  
  53.         	else{
  54.         		return weight;
  55.         	}
  56.         }
  57. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
Main.java:23: error: non-static method recursive(long) cannot be referenced from a static context
                     if(recursive(Wl)*Dl == recursive(Wr)*Dr){
                        ^
Main.java:23: error: non-static method recursive(long) cannot be referenced from a static context
                     if(recursive(Wl)*Dl == recursive(Wr)*Dr){
                                            ^
2 errors
stdout
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Standard output is empty
https://ideone.com/DcXCZ0
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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