Submission #1671669

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Source Code Expand

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

int main() {
	int x, y, n, m;
	std::cin >> n >> m >> x >> y;

	std::vector<int> a(n), b(m);
	for (auto&& e : a)
		std::cin >> e;
	for (auto&& e : b)
		std::cin >> e;

	int cur = a[0] + x, ans = 0;
	bool isA = false;
	while (true) {
		if (isA) {
			auto it = std::lower_bound(a.begin(), a.end(), cur);
			if (it == a.end())
				break;

			cur = *it + x;
		}
		else {
			auto it = std::lower_bound(b.begin(), b.end(), cur);
			if (it == b.end())
				break;

			cur = *it + y;
		}

		isA = !isA;
		if (isA)
			++ans;
	}

	std::cout << ans << std::endl;
}

Submission Info

Judge Result