View Code of Problem 47

#include <stdio.h>
main()
{
float i=0,j=0,k=0;
float sum=0,product=0,average=0;
printf("please enter three data:\n");
scanf("%f%f%f",&i,&j,&k);
sum=i+j+k;//求和
product=i*j*k;//求乘积
average=sum/3;//求平均值
printf("sum is %f\nproduct is %f\naverageis%.2f",sum,product,average);
}