import std.algorithm, std.array, std.container, std.range;
import std.numeric, std.math, std.bigint, std.bitmanip, std.random;
import std.string, std.conv, std.stdio, std.typecons;

void main()
{
  auto rd = readln.split.map!(to!real);
  auto p = rd[0], q = rd[1];

  auto p0 = p * q;
  auto p1 = (1 - p) * q;
  auto p2 = p * (1 - q) * q;

  writeln(p1 < p2 ? "YES" : "NO");
}