#include <iostream>
#include <vector>
#include <algorithm>

int main(){
	std::vector<int> before(3), after(3);
	for(int i = 0; i < 3; ++i){
		std::cin >> before[i];
	}
	for(int i = 0; i < 3; ++i){
		std::cin >> after[i];
	}
	std::sort(before.begin(), before.end());
	std::sort(after.begin(), after.end());
	for(int i = 0; i < 3; ++i){
		if(before[i] != after[i]){
			std::cout << "No" << std::endl;
			return 0;
		}
	}
	std::cout << "Yes\n2" << std::endl;
}