#include <iostream>
using namespace std;

int main()
{
int mass[ 10]={10,20,4,15, 1, 2, 3, 4, 5, 6};
int summator=0;

for (int i=0; i< 10; i++)
{
   cout<<mass[ i]<< "  ";
   if(!(mass[ i]%2)) summator++;
}

cout<< endl;
cout<< "collichestvo chetnykh= "<< summator<< endl;
}