#include<iostream.h>
void main()
{
int n,i,sp=0,p=1,k=0,aux=0,ma1=0;
float ma;
cout<<"n:"; cin>>n;
for(i=1;i<=n;i++)
{
cout<<"k:"; cin>>k;
if(k%2==0)
sp=sp+k;
else
p=p*k;
aux=aux+k;
}
i--;
ma=aux/i;
ma1=aux%i;
aux=0;
aux=p%10;
cout<<"sum val pare: "<<sp<<endl;
cout<<"ultima cifra a prod nr impare: "<<aux<<endl;
cout<<"media aritmetica: "<<ma<<"."<<ma1<<endl;
}