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  1. class Main{
  2.         static void swap(int [] arr, int i, int j) {
  3.                 int temp = arr[i];
  4.                 arr[i] = arr[j];
  5.                 arr[j] = temp;
  6.         }
  7.  
  8.         public static void main(String[] args) {
  9.                 int [] arr = {9, 37, 12, 1, 13, 31, 5, 37, 36, 29, 19, 22, 20, 15, -1, 23};
  10.                 for(int a:arr) {
  11.                         System.out.print(a+" ");
  12.                 }
  13.                 System.out.println();
  14.                 int i=0;
  15.                 while(i<=(arr.length-i-1)) {
  16.                         int minIndex = i;
  17.                         int maxIndex=arr.length-i-1;
  18.                         for (int j = i; j <=arr.length-i-1; j++) {
  19.  
  20.                                 if (arr[j] <=arr[minIndex]) {
  21.                                         minIndex = j;
  22.                                 }
  23.                                 if(arr[j]>=arr[maxIndex]){
  24.                                         maxIndex = j;
  25.                                 }
  26.                         }
  27.                         swap(arr, i, minIndex);
  28.                         if(i == maxIndex) {
  29.                                 maxIndex = minIndex;
  30.                         }
  31.                         swap(arr, (arr.length-i-1), maxIndex);
  32.                         i++;
  33.                 }
  34.  
  35.                 for(int a:arr) {
  36.                         System.out.print(a+" ");
  37.                 }
  38.                 System.out.println();
  39.         }
  40. }
  41.  
Success #stdin #stdout 0.02s 245632KB
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Standard input is empty
stdout
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9 37 12 1 13 31 5 37 36 29 19 22 20 15 -1 23 
-1 1 5 9 12 13 15 19 20 22 23 29 31 36 37 37
https://ideone.com/XZFAc
language:
Java (HotSpot 12)
created:
12 years ago
visibility:
public

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