Question 19: Which of the following can be used as keys in a Python dictionary? (Choose all that apply) 'key' 42 (1, 2) [1, 2] ▼ Question 20: Arrange the steps to safely retrieve a value from a dictionary or return a default value if the key does not exist. Use ...
split() #法1,使用dict # for i in l: # dic[i]=dic.get(i,0)+1 # 获取key对应的value # words=dic.keys() # dict_keys(['New', 'to', 'Python', 'or', 'choosing', 'between', '2', 'and', '3?', 'Read', '3.']) # print(words) # words=sorted(words) # ['2', '3...
[x * x for x in range(1, 4)] [x for x in range(1, 4)] ▼ Question 5: Which of the following statements about list comprehensions are correct? (Choose all that apply) List comprehensions are used to create new lists based on existing iterables. ...
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# Question 29: # 输入两个str类型的整数,计算和 def Q28(): num=input("two number: ").split(",") print("num:{}".format(num)) # num=[int(i) for i in num] # print(num[0]) sum = lambda num:int(num[0]) + int(num[1]) ...
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To sum up, each question and answer will bring you closer to getting the passing score in the GPYC certification exam from the first try. SEC573: Automating Information Security with Python This class is offered by the vendor in collaboration with SANS. The attendees can take this training ...
# Question 1: # Write a program which will find all such numbers which are divisible by 7 but are not a multiple of 5, # between 2000 and 3200 (both included).The numbers obtained should be printed in a comma-separated sequence on a single line. ...
13. Write a Python function to insert a string in the middle of a string. 14. Write a Python function to get a string made of 4 copies of the last two characters of a specified string (length must be at least 2). Sample function and result : insert_end('Python') ->onononon inse...
This practice question is crucial for beginner-level coders like myself. As a beginner, I recognize the importance of solving every problem, and I find the level of the problem statements to be truly excellent. kr_66 Chavan Pranavkumar Pravin India Hello again! In the beginning, I held the...