C语言中五个数按从小到大排列
时间: 2024-11-25 09:19:51 浏览: 34
在C语言中,如果你想将五个数按照从小到大的顺序排序,你可以使用循环和条件语句,如冒泡排序、选择排序、插入排序或者是更高效的算法如快速排序或归并排序。这里以简单的冒泡排序为例:
```c
#include <stdio.h>
void bubble_sort(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]) { // 如果当前元素大于下一个元素
int temp = arr[j];
arr[j] = arr[j + 1]; // 交换位置
arr[j + 1] = temp;
}
}
}
}
int main() {
int numbers[] = {5, 2, 9, 1, 7}; // 五個數字
int n = sizeof(numbers) / sizeof(numbers[0]);
printf("原始数组:\n");
for (int i = 0; i < n; i++) {
printf("%d ", numbers[i]);
}
bubble_sort(numbers, n);
printf("\n排序后的数组(从小到大):\n");
for (int i = 0; i < n; i++) {
printf("%d ", numbers[i]);
}
return 0;
}
```
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