Question

输入3个整数，输出它们的平均值，保留3位小数。用C语言（C-free)来写，求大神！

Answer 1

#include <stdio.h>
main()
{
int a,b,c;
double avg = 0.0;
scanf("%d%d%d",&a,&b,&c);
avg = (a + b + c) / 3;
printf("%.3f",avg);

追问

不对啊，输入1 2 4后是2.000而不是2.333

追答

avg = (a + b + c) / 3; 改为avg = (a + b + c) / 3.0;