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import java.util.*;

class Program {
    public static int[] bubbleSort(int[] array) {
        int count = 1;
        boolean isSorted = false;
        while (!isSorted) {
            isSorted = true;
            for (int i = 0; i < array.length - count; i++) {
                if (array[i] > array[i + 1]) {
                    swap(array, i, i + 1);
                    isSorted = false;
                }
            }
            count += 1;
        }

        return array;
    }

    public static void swap(int[] array, int idx1, int idx2) {
        int i = array[idx1];
        array[idx1] = array[idx2];
        array[idx2] = i;
    }
}