#include <bits/stdc++.h> using namespace std;

int main() { int a, b; cin >> a >> b ; if (a * b / 5 == 0) { cout << "Yes"; } if (a * b / 5 != 0) { cout << "No"; } return 0; }

#include <bits/stdc++.h> using namespace std;

int main() { int a, b, c; cin >> a >> b ; c = a * b; if (c % 5 == 0) { cout << "yre "; } else { cout << "no";

}


return 0;

}

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