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875天前package bubbleSort; |
import java.util.Arrays; |
public class TestBubbleSort { |
public static void main(String[] args) { |
int[] arr = new int[] { 9, 8, 7, 6, 5, 4, 2, 1 }; |
System.out.println("The unsorted array is : " |
+ Arrays.toString(arr)); |
System.out.println("The sorted array with bubble sort algorithm is : " |
+ Arrays.toString(BubbleSortImpl.bubbleSort(arr))); |
} |
} |
public class BubbleSortImpl { |
|
//bubble sort |
public static int[] bubbleSort(int[] arr) { |
int len = arr.length; |
int temp = Integer.MIN_VALUE; |
for (int i = 0; i < len - 1; i++) { |
for (int j = 0; j < len - 1 - i; j++) { |
if (arr[j + 1] < arr[j]) { |
temp = arr[j]; |
arr[j] = arr[j + 1]; |
arr[j + 1] = temp; |
} |
} |
} |
return arr; |
} |
} |
/*运行结果: |
The unsorted array is : [9, 8, 7, 6, 5, 4, 2, 1] |
The sorted array with bubble sort algorithm is : [1, 2, 4, 5, 6, 7, 8, 9] |
*/ |
