Pasted

transaction = input()
 
while transaction:
    if transaction == '0 W 0':
        break
 
    transaction = transaction.split(' ')
 
    if transaction[1] == 'W':
        money = int(transaction[0]) - int(transaction[2])
    else:
        money = int(transaction[0]) + int(transaction[2])
 
    if money < -200:
        print('Not allowed')
    else:
        print(money)
 
    transaction = input()