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  1. import java.util.Arrays;
  2.  
  3. public class Main {
  4.     public static void main(String args[])
  5.     {
  6.         //Part 1
  7.         Integer[] arr1 = {21,32,45,12,6,45,15,21,35,45,12,11,12,13,12};
  8.         Integer[] arr2 = Arrays.copyOf(arr1, arr1.length);
  9.         int[] arr3 = new int[arr1.length];
  10.         int max=0;
  11.         int min=0;
  12.         int entry=0;
  13.  
  14.         //Part 2
  15.         System.out.println("The size of arr1 is: " + arr1.length);
  16.  
  17.         //Part 3
  18.         for(int i=0;i<arr1.length;i++)
  19.         {
  20.             if (arr1[i]>max)
  21.                 max = arr1[i];
  22.                 min = max;
  23.         }
  24.         System.out.println("The largest value in the array is: " + max);
  25.  
  26.         //Part 4
  27.         for(int i=0;i<arr1.length;i++)
  28.         {
  29.             if (arr1[i]<min)
  30.                 min = arr1[i];
  31.         }
  32.         System.out.println("The smallest value in the array is: " + min);
  33.  
  34.         //Part 5
  35.         java.util.Set<Integer> uniqueElems = new java.util.TreeSet<Integer>(Arrays.asList(arr1));
  36.         for(Integer element: uniqueElems)
  37.         {
  38.             int count = 0;
  39.             for(int i=0; i<arr1.length;i++)
  40.             {
  41.                 if (element==arr1[i])
  42.                 {
  43.                     count++;
  44.                 }
  45.             }
  46.             System.out.println(element + " has " + count + " entries in the array.");
  47.         }
  48.  
  49.         //Part 6
  50.         System.out.println("arr1 incremented by 5 equals:");
  51.         for(int i=0;i<arr1.length;i++)
  52.         {
  53.             arr2[i]=arr1[i] + 5;
  54.         }
  55.         System.out.println(Arrays.toString(arr2));
  56.     }
  57.  
  58. }
Success #stdin #stdout 0.07s 380224KB
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stdin
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Standard input is empty
stdout
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The size of arr1 is: 15
The largest value in the array is: 45
The smallest value in the array is: 6
6 has 1 entries in the array.
11 has 1 entries in the array.
12 has 4 entries in the array.
13 has 1 entries in the array.
15 has 1 entries in the array.
21 has 2 entries in the array.
32 has 1 entries in the array.
35 has 1 entries in the array.
45 has 3 entries in the array.
arr1 incremented by 5 equals:
[26, 37, 50, 17, 11, 50, 20, 26, 40, 50, 17, 16, 17, 18, 17]
https://ideone.com/XPlFSq
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
public

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