"Selection sort" algorithm

[ShitCodeTester]

https://en.wikipedia.org/wiki/Selection_sort

[Trainee0]

package Java;

class SelectionSorter {

void sorter(int[] arr) {
    int n = arr.length;
    for (int i = 0; i < n; i++) {
        int minId = i;
        for (int a = i + 1; a < n; a++) {
            if (arr[a] < arr[minId]) {
                minId = a;
            }
        }
        int min = arr[minId];
        arr[minId] = arr[i];
        arr[i] = min;
    }
}

void printSort(int[] arr) {
    for (int i = 0; i < arr.length; i++) {
        System.out.print(arr[i] + " ");
    }
}

public static void main(String[] args) {
    int[] arrNotSorted = new int[10];
    for (int i = 0; i < arrNotSorted.length; i++) {
        arrNotSorted[i] = (int) (Math.random() * 100);
    }
    SelectionSorter rez = new SelectionSorter();
    rez.sorter(arrNotSorted);
    rez.printSort(arrNotSorted);
}

}