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  1. import java.util.Random;
  2.  
  3. class Main {  // Online compilers often require 'Main' as the class name
  4.     public static void main(String[] args) {
  5.         int[] Data = new int[5];
  6.  
  7.         // Generate random numbers (0-9) for each element
  8.         for (int i = 0; i < Data.length; i++) {
  9.             Data[i] = (int) (Math.random() * 10);
  10.         }
  11.  
  12.         System.out.println("Original Array:");
  13.         printContents(Data);
  14.  
  15.         // Reverse the array
  16.         int[] Backwards = Reverse(Data);
  17.  
  18.         System.out.println("Reversed Array:");
  19.         printContents(Backwards);
  20.     }
  21.  
  22.     // Method to print elements of the array
  23.     public static void printContents(int[] arr) {
  24.         for (int num : arr) {
  25.             System.out.print(num + " ");
  26.         }
  27.         System.out.println();
  28.     }
  29.  
  30.     // Method to reverse the array and return the new reversed array
  31.     public static int[] Reverse(int[] arr) {
  32.         int[] Backwards = new int[arr.length];
  33.  
  34.         for (int i = 0; i < arr.length; i++) {
  35.             Backwards[i] = arr[arr.length - 1 - i]; // Copy elements in reverse order
  36.         }
  37.  
  38.         return Backwards;
  39.     }
  40. }
  41.  
  42.  
Success #stdin #stdout 0.12s 55688KB
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stdin
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Standard input is empty
stdout
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Original Array:
7 7 5 4 3 
Reversed Array:
3 4 5 7 7
https://ideone.com/lrVSXb
language:
Java (HotSpot 12)
created:
285 days ago
visibility:
public

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