public class myBubbleSort {
public static void main(String[] args) {
int[] arr = {2, 3, 1, 6, 9, 7, 8, 5};
System.out.println("排序前 : ");
display(arr);
System.out.println("排序后 : ");
bubbleSort(arr);
display(arr);
}
public static void bubbleSort(int[] arr) {
for(int i = 0; i < arr.length - 1; i++) {
for(int j = 0; j < arr.length-i-1; j++) {
if(arr[j] > arr[j+1]) {
int temp = arr[j];
arr[j] = arr[j+1];
arr[j+1] = temp;
}
}
}
}
public static void display(int[] arr) {
for(int i = 0; i < arr.length; i++) {
System.out.print(arr[i] + " ");
}
System.out.println();
}
}