selection sort.c

#include <stdio.h> 
  
void swap(int *xp, int *yp) 
{ 
    int temp = *xp; 
    *xp = *yp; 
    *yp = temp; 
} 
  
void selectionSort(int arr[], int n) 
{ 
    int i, j, min_idx; 
 
    for (i = 0; i < n-1; i++) 
    { 
        min_idx = i; 
        for (j = i+1; j < n; j++) 
          if (arr[j] < arr[min_idx]) 
            min_idx = j; 

        swap(&arr[min_idx], &arr[i]); 
    } 
} 

void printarr(int arr[], int size) 
{ 
    int i; 
    for (i=0; i < size; i++) 
        printf("%d ", arr[i]); 
    printf("\n"); 
} 

int main() 
{ 
    int arr[] = {45, 98, 2, 87, 14, 7, 25, 45}; 
    int n = sizeof(arr)/sizeof(arr[0]); 
    selectionSort(arr, n); 
    printf("Sorted array: \n"); 
    printarr(arr, n); 
    return 0; 
}