void main() {
	string S;
	readf("%s\n", &S);
	int s, l;
	for (int i = 0; i < cast(int)(S.length); ) {
		int j = i;
		while (j < cast(int)(S.length) && S[i] == S[j]) ++j;
		if (S[i] == '1') {
			++s;
			l += j - i;
		}
		i = j;
	}
	writeln((s == 2 && l == 2) || (s == 1 && l > 1) ? "Yes" : "No");
}

import std;