#include <algorithm>
#include <iostream>
 
class one
{
public:
	one(std::string a) : _a(a) { }
	std::string a() { return _a; }
private:
	std::string _a;
	int b;
	bool c;
};
 
int main() {
	// your code goes here
	const std::vector<one> ones = {
		one("Vasya"),
		one("Meh"),
		one("Foo"),
		one("Vasya"),
		one("Vasya"),
		one("Bar")
	};
	std::cout << std::count_if(
			ones.cbegin(), ones.cend(),
			[](one o){ return o.a() == "Vasya"; }
		);
	return 0;
}

I2luY2x1ZGUgPGFsZ29yaXRobT4KI2luY2x1ZGUgPGlvc3RyZWFtPgoKY2xhc3Mgb25lCnsKcHVibGljOgoJb25lKHN0ZDo6c3RyaW5nIGEpIDogX2EoYSkgeyB9CglzdGQ6OnN0cmluZyBhKCkgeyByZXR1cm4gX2E7IH0KcHJpdmF0ZToKCXN0ZDo6c3RyaW5nIF9hOwoJaW50IGI7Cglib29sIGM7Cn07CgppbnQgbWFpbigpIHsKCS8vIHlvdXIgY29kZSBnb2VzIGhlcmUKCWNvbnN0IHN0ZDo6dmVjdG9yPG9uZT4gb25lcyA9IHsKCQlvbmUoIlZhc3lhIiksCgkJb25lKCJNZWgiKSwKCQlvbmUoIkZvbyIpLAoJCW9uZSgiVmFzeWEiKSwKCQlvbmUoIlZhc3lhIiksCgkJb25lKCJCYXIiKQoJfTsKCXN0ZDo6Y291dCA8PCBzdGQ6OmNvdW50X2lmKAoJCQlvbmVzLmNiZWdpbigpLCBvbmVzLmNlbmQoKSwKCQkJW10ob25lIG8peyByZXR1cm4gby5hKCkgPT0gIlZhc3lhIjsgfQoJCSk7CglyZXR1cm4gMDsKfQ==