#include <stdio.h>
int main()
{
int a,b,c,sum;
float ave;
printf("Enter 3 numbers a b c:");
scanf("%d %d %d",&a,&b,&c);
sum = a + b + c;
ave = sum / 3.0;
printf("sum = %d\nave = %.2f",sum,ave);
return 0;
}
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