编程输入任意三个整数,求它们的和及平均值

#include void main(){int i1,i2,i3,sum,avg;scanf("%d",&i1);scanf("%d",&i2);scanf("%d",&i3);sum=i1+i2+i3;avg=sum/3;printf("sum is %d\n",sum);printf("avg is %d\n",avg);getch();}