Selection Sort Algorithm

  • July 23, 2019
  • by
// C# : Selection Sort

using System;

class Secimli
  static void sort(int []arr)
    int n = arr.Length;

    // One by one move boundary of unsorted subarray
    for (int i = 0; i < n - 1; i++)
    // Find the minimum element in unsorted array
    int min_idx = i;
    for (int j = i + 1; j < n; j++)
      if (arr[j] < arr[min_idx])
        min_idx = j;

    // Swap the found minimum element with the first element
    int temp = arr[min_idx];
    arr[min_idx] = arr[i];
    arr[i] = temp;

  // Prints the array
  static void printArray(int []arr)
    int n = arr.Length;
    for (int i=0; i<n; ++i)
    Console.Write(arr[i]+" ");

  // Driver code
  public static void Main()
    int []arr = {64,25,12,22,11};
    Console.WriteLine("Sorted array");


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I am a dad of two wonderful boys, Utku Efe and Omer Eren, and married with Elif. In addition, I am an academician and AI/ML scientist because I worked more than 15 years in universities, have M.S and Ph.D. thesis and more than 20 scientific papers/presentations and 100 citations. Now people call me as a Principal Developer in my last company :).
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