#include<iostream>
using namespace std;
int main()
{
    int a=0,b=0,c=0,d=0,e=0;
    cout<<"输入 a,b,c,d,e:";           
    cin>>a>>b>>c>>d>>e;               
　　a=a/3;b=b+a;e=e+a; 　		          
　　b=b/3;c=c+b;a=a+b; 　		          
　　c=c/3;d=d+c;b=b+c; 
   d=d/3;e=e+d;c=c+d; 
   e=e/3;a=a+e;d=d+e; 		             
   cout<<"a="<<a<<" "<<"b="<<b<<" "<<"c="<<c<<"      "<<"d="<<d << " " << "e="<<e<<endl;
   return 0;
}