Untitled

number = int(input("masukkan nomor: "))

seat_number = number//4
alph_seat = 0
if(number%4==1):
    alph_seat = "A"
if(number%4==2): 
    alph_seat = "B"
if(number%4==3):
    alph_seat = "C"
if(number%4==0):
    alph_seat = "D"

print(seat_number+1 , alph_seat)