if __name__ == '__main__':
    N = int(input())
    lst = []
    inputs = [
        [line[0], *map(int,line[1:])] 
        for line in (input().split() for _ in range(N))
    ]

    for command_input in inputs:
        try:
            getattr(lst, command_input[0])(*command_input[1:])
        except AttributeError:
            getattr(__builtins__, command_input[0])(*[lst,*command_input[1:]])