#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < n; ++i)
typedef long long ll;
using namespace std;

int main() {
    int A, B;
    cin >> A >> B;
    if (A <= B)
        cout << "Yes\n";
    else
        cout << "No\n";

    return 0;
}