#include <bits/stdc++.h>

int ri() {
	int n;
	scanf("%d", &n);
	return n;
}

int main() {
	int a = ri();
	int b = ri();
	int c = ri();
	int d = ri();
	// a = 2, b = (a - c), c = (b - d)
	if ((int64_t) (a - c) * (a - c) < 4 * 2 * (b - d)) {
		puts("No");
	} else if ((int64_t) (a - c) * (a - c) == 4 * 2 * (b - d)) {
		puts("Yes");
	} else {
		double x = std::sqrt((int64_t) (a - c) * (a - c) - 4 * 2 * (b - d));
		// c - a \pm x / 4
		double x0 = (c - a + x) / 4;
		double x1 = (c - a - x) / 4;
		std::cerr << x0 << " " << x1 << std::endl;
		double y0 = x0 * x0 + x0 * a + b;
		double y1 = x1 * x1 + x1 * a + b;
		double p = (y1 - y0) / (x1 - x0);
		double q = y0 - x0 * p;
		printf("%.11f %.11f\n", p, q);
	}
	return 0;
}