用C++写一段冒泡算法
时间: 2023-07-19 11:06:38 浏览: 47
好的,以下是用C语言写的冒泡算法:
```
#include <stdio.h>
void bubbleSort(int arr[], int n) {
for (int i = 0; i < n-1; i++) {
for (int j = 0; j < n-i-1; j++) {
if (arr[j] > arr[j+1]) {
int temp = arr[j];
arr[j] = arr[j+1];
arr[j+1] = temp;
}
}
}
}
int main() {
int arr[] = {64, 34, 25, 12, 22, 11, 90};
int n = sizeof(arr)/sizeof(arr[0]);
printf("Before sorting: ");
for (int i = 0; i < n; i++) {
printf("%d ", arr[i]);
}
bubbleSort(arr, n);
printf("\nAfter sorting: ");
for (int i = 0; i < n; i++) {
printf("%d ", arr[i]);
}
return 0;
}
```
以上代码可以实现将数组从小到大排序,输出结果如下:
Before sorting: 64 34 25 12 22 11 90
After sorting: 11 12 22 25 34 64 90