#include <stdio.h>
double avg(int a[]){
int i,sum;
double b;
sum = 0;
b = 0;
for(i = 0;i < 3;i ++){
sum += a[i];
b = sum / 3;
}
return (b);
}
int main(void) {
int a[3],i,b;
for(i = 0;i < 3;i ++){
}
return (a);
return 0;
}
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