冒泡排序

public class BubbleSort{
	public static void main(String[] args) {
		int arr[] = {6,2,78,53,19,40};
		for(int i : arr){
			System.out.print(i + " ");
		}
		System.out.println();
		
		for(int i = 0; i < arr.length; i++){
			for(int j = 0; j < arr.length-1-i; j++){
				if(arr[j] > arr[j+1]){
					int temp = arr[j];
					arr[j] = arr[j+1];
					arr[j+1] = temp;
				}
			}
			}
		for(int i : arr){
			System.out.print(i + " ");
		}
	}
}