# include<iostream> # include<iomanip> using namespace std; int main(){ int a=5,b=8,c=12; cout<<fixed<<setprecision(3)<<(a+b+c)/3.0<<endl; cout<<39/a<<endl; cout<<39%a<<endl; cout<<39/b<<endl; cout<<39%b<<endl; cout<<39/c<<endl; cout<<39%c<<endl; return 0; }