numbers = input().split()
command = input().split()

while command[0] != 'End':
    if command[0] == 'Switch':
        pass
    elif command[0] == 'Change':
        pass
    elif command[1] == 'Negative':
        pass
    elif command[1] == 'Positive':
        pass
    elif command[1] == 'All':
        pass


print(numbers)