#include <iostream>
#include <array>
#include <algorithm>

template <typename... Args> 
int countZeros(Args... args)
{
    std::array<int, sizeof...(args)> a = {args...};
    return std::count_if(a.begin(), a.end(), [](int i){ return (i == 0); });
}

int main() {
	int varA = 1, varB = 0, varC = 3, varD = 0;
	std::cout << countZeros(varA, varB, varC, varD); 
	return 0;
}