Selection Sort in Java

public class SelectionSort {
    public static void main(String[] args) {
        int[] arr = {64, 25, 12, 22, 11};
        
        for (int i = 0; i < arr.length - 1; i++) {
            int min_idx = i;
            for (int j = i + 1; j < arr.length; j++) {
                if (arr[j] < arr[min_idx])
                    min_idx = j;
            }
            
            int temp = arr[min_idx];
            arr[min_idx] = arr[i];
            arr[i] = temp;
        }
        
        for(int x: arr) System.out.print(x + " ");
    }
}