public class Chu7 {
	public static void main(String[] args) {
		int j = 1000;
		int i = 0;// ܱ7ĸ
		while (j <= 100000) {
			if (j % 7 == 0) {
				System.out.print(j + "\t");
				i++;
			}
			j++;
		}
		System.out.println("\n" + i + "");
	}
}