#include<iostream> using namespace std; int main() { int a,c,k; a=5; c=8; k=12; double x; x=(a+c+k)/3.0; cout<<x<<endl; cout<<39/a<<" "<<39%a<<endl; cout<<39/c<<" "<<39%c<<endl; cout<<39/k<<" "<<39%k<<endl; return 0; }