冒泡排序的多种形式用c语言
时间: 2023-12-22 12:29:33 浏览: 25
以下是冒泡排序的两种形式的C语言代码示例:
1. 基本形式的冒泡排序:
```c
#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]);
bubbleSort(arr, n);
printf("Sorted array: \n");
for (int i = 0; i < n; i++) {
printf("%d ", arr[i]);
}
return 0;
}
```
2. 优化后的冒泡排序(添加标志位,减少不必要的比较):
```c
#include <stdio.h>
void bubbleSort(int arr[], int n) {
int i, j;
int swapped;
for (i = 0; i < n-1; i++) {
swapped = 0;
for (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;
swapped = 1;
}
}
if (swapped == 0) {
break;
}
}
}
int main() {
int arr[] = {64, 34, 25, 12, 22, 11, 90};
int n = sizeof(arr)/sizeof(arr[0]);
bubbleSort(arr, n);
printf("Sorted array: \n");
for (int i = 0; i < n; i++) {
printf("%d ", arr[i]);
}
return 0;
}
```