open System let read() = Console.ReadLine() |> int let (|Iki|Sugi|IkiSugi|Num|) 先輩 = match 先輩 % 8, 先輩 % 10 with | 0,0 -> IkiSugi | 0,_ -> Iki | _,0 -> Sugi | _ -> Num 先輩 let f x = match x with | Iki -> printfn "iki" | Sugi -> printfn "sugi" | IkiSugi -> printfn "ikisugi" | Num n -> printfn "%d" <| n/3 let i = read() let N = Array.init i (fun _ -> read()) N |> Array.iter(fun x -> f x)