function Main(input) {
	s = input.split("\n")[0];
	n = s.length;

	let i = 0;
	let isok;

	while (i + 9 <= n) {
		isok = true;
		for (let j = 0; j < 9; j++) {
			for (let ki = j + 1; ki < 9; ki++) {
				if (s[i + j] == s[i + ki]) isok = false;
			}
		}

		if (isok) {
			console.log("Yes");
			return 0;
		}
	}

	console.log("No");
	return 0;
}

Main(require("fs").readFileSync("/dev/stdin", "utf8"));