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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. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		// same first element (1), all other elements are different = different arrays
  13. 		int[] a = {1, 5, 6, 7};
  14. 		int[] b = {1, 9, 8, 4};
  15.  
  16. 		if(equalArrays(a, b)) {
  17. 			System.out.println("a and b are equal");
  18. 		} else {
  19. 			System.out.println("a and b are not equal");
  20. 		}
  21.  
  22.  
  23. 		// same third element (6), all other elements are different = different arrays
  24. 		int[] c = {3, 5, 6, 7};
  25. 		int[] d = {1, 9, 6, 4};
  26.  
  27. 		if(equalArrays(c, d)) {
  28. 			System.out.println("c and d are equal");
  29. 		} else {
  30. 			System.out.println("d and c are not equal");
  31. 		}
  32. 	}
  33.  
  34. 	public static boolean equalArrays(int [] a, int [] b) {
  35. 	    if(a.length == 0 && b.length == 0)
  36. 	     return true;
  37. 	    else {
  38. 	     if(a.length == b.length)
  39. 	        for(int i = 0; i < a.length ; i++)
  40. 	            if (a[i]==b[i])
  41. 	                return true;
  42. 	    }
  43. 	   return false;
  44. 	}
  45. }
Success #stdin #stdout 0.04s 711168KB
comments (?)
stdin 
Standard input is empty
stdout 
a and b are equal
c and d are equal
https://ideone.com/IudXsZ
language:
Java (12.0.1)
created:
9 years ago
visibility:
secret

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