#include <iostream>
using namespace std;
int main() {
int numkidsA=1;
int numkidsB=4;
int numkidsC=5;
int numfamily=3;
double averagekids=0.0;
averagekids=(double)
(numkidsA+numkidsB+numkidsC)/numfamily;
cout<<averagekids;
return 0;
}
output:
3.33333
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