冒泡排序Java代码
时间: 2024-02-04 14:09:21 浏览: 27
以下是冒泡排序的Java代码示例:
```java
public class BubbleSort {
public static void main(String[] args) {
int[] arr = {18, 13, 50, 15, 4, 17, 18};
System.out.println("排序前的数组:");
for (int i = 0; i < arr.length; i++) {
System.out.print(arr[i] + "\t");
}
System.out.println();
// 冒泡排序
int temp;
for (int i = 0; i < arr.length - 1; i++) {
for (int j = 0; j < arr.length - 1 - i; j++) {
if (arr[j] > arr[j + 1]) {
temp = arr[j];
arr[j] = arr[j + 1];
arr[j + 1] = temp;
}
}
}
System.out.println("排序后的数组:");
for (int i = 0; i < arr.length; i++) {
System.out.print(arr[i] + "\t");
}
}
}
```