#include <iostream>
#include <vector>
#include <string>
#include <sstream>

std::string readline() {
	std::string str;
	getline(std::cin, str);
	return str;
}

std::vector<std::string> split(const std::string &str, char sep)
{
	std::vector<std::string> v;
	std::stringstream ss(str);
	std::string buffer;
	while (std::getline(ss, buffer, sep)) {
		v.push_back(buffer);
	}
	return v;
}

int main() {
	int N;
	std::cin >> N;
	std::cin.ignore();

	auto S = split(readline(), ' ');
	auto T = split(readline(), ' ');

	for (int i = 0; i < N; i++) {
		if (S[i] != T[i]) {
			std::cout << i+1 << std::endl;
			std::cout << S[i] << std::endl;
			std::cout << T[i] << std::endl;
			break;
		}
	}
	return 0;
}