Java-Sort-Algorithms/BubbleSort.java at master · mattryanmtl/Java-Sort-Algorithms · GitHub

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import java.util.Random;


public class Bubble_Sort

{

    static int[] sort(int[] sequence)

    {

        // Bubble Sort

        for (int i = 0; i < sequence.length; i++)

            for (int j = 0; j < sequence.length - 1; j++)

                if (sequence[j] > sequence[j + 1])

                {

                    sequence[j] = sequence[j] + sequence[j + 1];

                    sequence[j + 1] = sequence[j] - sequence[j + 1];

                    sequence[j] = sequence[j] - sequence[j + 1];

                }

        return sequence;

    }


    static void printSequence(int[] sorted_sequence)

    {

        for (int i = 0; i < sorted_sequence.length; i++)

            System.out.print(sorted_sequence[i] + " ");

    }


    public static void main(String args[])

    {

        System.out

                .println("Sorting of randomly generated numbers using BUBBLE SORT");

        Random random = new Random();

        int N = 20;

        int[] sequence = new int[N];


        for (int i = 0; i < N; i++)

            sequence[i] = Math.abs(random.nextInt(1000));


        System.out.println("\nOriginal Sequence: ");

        printSequence(sequence);


        System.out.println("\nSorted Sequence: ");

        printSequence(sort(sequence));

    }

}