1_ofourДЗ

#include <iostream>
using namespace std;
int main(){
	int n,count;
	cout<<"Vvedite n"<<endl;
	cin>>n;
	while(n>0){
		if((n%10)%2==0)
			count++;
		n/=10;
	}
	cout<<count<<endl;
	return 0;
}