Question

How to swap the first and last elements of an array in Java

Answer 1

import java.util.Arrays; 

public class MyClass {
    public static void main(String args[]) {
        int[] array = {7, 8, 9, 0, 3};
	    
	    int x = array[0];
    	array[0] = array[array.length - 1];
	    array[array.length - 1] = x;
	    
	    System.out.println(Arrays.toString(array));  
    }
}



  
/*
run:
  
[3, 8, 9, 0, 7]
  
*/

 

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