c语言从键盘输入8个实型数据,求其平均值,然后将8个数据及平均值输出。(使用数组处
时间: 2023-05-08 08:55:42 浏览: 119
要使用数组来解决此问题,首先需要定义一个包含8个实数元素的数组。可以使用以下代码创建此数组:
```
float numbers[8];
```
然后,将输入的8个实数存储在数组中:
```
for (int i = 0; i < 8; i++)
{
printf("Enter number %d: ", i + 1);
scanf("%f", &numbers[i]);
}
```
接下来,需要计算数组中所有元素的和:
```
float sum = 0;
for (int i = 0; i < 8; i++)
{
sum += numbers[i];
}
```
然后,可以将上述和除以数组的长度得到平均值:
```
float average = sum / 8;
```
最后,将数组中的所有元素以及平均值输出:
```
printf("Numbers: ");
for (int i = 0; i < 8; i++)
{
printf("%f ", numbers[i]);
}
printf("\n");
printf("Average: %f", average);
```
完整代码如下:
```
#include <stdio.h>
int main()
{
float numbers[8];
for (int i = 0; i < 8; i++)
{
printf("Enter number %d: ", i + 1);
scanf("%f", &numbers[i]);
}
float sum = 0;
for (int i = 0; i < 8; i++)
{
sum += numbers[i];
}
float average = sum / 8;
printf("Numbers: ");
for (int i = 0; i < 8; i++)
{
printf("%f ", numbers[i]);
}
printf("\n");
printf("Average: %f", average);
return 0;
}
```
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