StoogeSort.cpp

// C++ code to implement stooge sort 
#include <iostream> 
using namespace std; 
  
// Function to implement stooge sort 
void stoogesort(int arr[], int l, int h) 
{ 
    if (l >= h) 
        return; 
  
    // If first element is smaller than last, 
    // swap them 
    if (arr[l] > arr[h]) 
        swap(arr[l], arr[h]); 
  
    // If there are more than 2 elements in 
    // the array 
    if (h - l + 1 > 2) { 
        int t = (h - l + 1) / 3; 
  
        // Recursively sort first 2/3 elements 
        stoogesort(arr, l, h - t); 
  
        // Recursively sort last 2/3 elements 
        stoogesort(arr, l + t, h); 
  
        // Recursively sort first 2/3 elements 
        // again to confirm 
        stoogesort(arr, l, h - t); 
    } 
} 
  
// Driver Code 
int main() 
{ 
    int arr[] = { 2, 4, 5, 3, 1 }; 
    int n = sizeof(arr) / sizeof(arr[0]); 
  
    // Calling Stooge Sort function to sort 
    // the array 
    stoogesort(arr, 0, n - 1); 
  
    // Display the sorted array 
    for (int i = 0; i < n; i++) 
        cout << arr[i] << " "; 
  
    return 0; 
} 

Output:
1 2 3 4 5