a=int(input())
if(a==1 or (a-1)%8==0):
z=a+3
print(str(z)+"LB")
elif(a==2 or (a-2)%8==0):
z=a+3
print(str(z)+"MB")
elif(a==3 or (a-3)%8==0):
z=a+3
print(str(z)+"UB")
elif(a==4 or (a-4)%8==0):
z=a-3
print(str(z)+"LB")
elif(a==5 or (a-5)%8==0):
z=a-3
print(str(z)+"MB")
elif(a==6 or (a-6)%8==0):
z=a-3
print(str(z)+"UB")
elif(a==7 or (a-7)%8==0):
z=a+1
print(str(z)+"SU")
elif(a==8 or (a-8)%8==0):
z=a-1
print(str(z)+"SL")
{"html5":"htmlmixed","css":"css","javascript":"javascript","php":"php","python":"python","ruby":"ruby","lua":"text\/x-lua","bash":"text\/x-sh","go":"go","c":"text\/x-csrc","cpp":"text\/x-c++src","diff":"diff","latex":"stex","sql":"sql","xml":"xml","apl":"apl","asterisk":"asterisk","c_loadrunner":"text\/x-csrc","c_mac":"text\/x-csrc","coffeescript":"text\/x-coffeescript","csharp":"text\/x-csharp","d":"d","ecmascript":"javascript","erlang":"erlang","groovy":"text\/x-groovy","haskell":"text\/x-haskell","haxe":"text\/x-haxe","html4strict":"htmlmixed","java":"text\/x-java","java5":"text\/x-java","jquery":"javascript","mirc":"mirc","mysql":"sql","ocaml":"text\/x-ocaml","pascal":"text\/x-pascal","perl":"perl","perl6":"perl","plsql":"sql","properties":"text\/x-properties","q":"text\/x-q","scala":"scala","scheme":"text\/x-scheme","tcl":"text\/x-tcl","vb":"text\/x-vb","verilog":"text\/x-verilog","yaml":"text\/x-yaml","z80":"text\/x-z80"}