package main import "fmt" func main() { var n int fmt.Scan(&n) m := map[int]int{} for i := range make([]struct{}, n) { m[i%6+1]++ } ans := "Yes" for i, _ := range m { if i == 1 { continue } if m[i-1] != m[i] { ans = "No" } } fmt.Println(ans) }