if __name__ == '__main__':
    N = int(input())

    
    def action(com_list, arr):
        if com_list[0] == 'print':
            print(arr)
        elif com_list[0] == 'pop' and len(arr) > 0:
            arr.pop()
        elif com_list[0] == 'reverse' and len(arr) > 0:
            arr.reverse()
        elif com_list[0] == 'insert':
            i, e = int(com_list[1]), int(com_list[2])
            arr.insert(i, e)
        elif com_list[0] == 'sort':
            arr.sort()
        elif com_list[0] == 'remove':
            try:
                arr.remove(int(com_list[1]))
            except ValueError:
                pass
        elif com_list[0] == 'append':
            e = int(com_list[1])
            arr.append(e)
                
    my_list = []
    
    for i in range(N):
        command = input().split()
        action(command, my_list)