#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <cstdio>
#include <cstring>
#include <cmath>
using namespace std;
using ll = long long;

int main() {
    int n, m;
    cin >> n >> m;

    int b = 1;
    m -= n % 2 * 10;
    if (m < 0) b = 0;
    if (m % 2) b = 0;

    cout << (b ? "Yes" : "No") << endl;

    return 0;
}