Python Code: # Define a function named 'reverse' that takes an iterable 'itr' as input and returns its reversedefreverse(itr):# Using slicing with [::-1] reverses the input 'itr' and returns the reversed versionreturnitr[::-1]# Initialize a string variable 'str1' with the value '123...
Sample Solution: Python Code: # Define a function 'reverse_strings_list' that reverses the strings in a listdefreverse_strings_list(string_list):# Use list comprehension to reverse each string in 'string_list'result=[x[::-1]forxinstring_list]# Return the 'result' list with reversed string...
$ python3.7 -m timeit --number 100000 --unit usec 'import string_reverse' 'string_reverse.reverse_for_loop("ABç∂EF"*10)' 100000 loops, best of 5: 5.5 usec per loop $ python3.7 -m timeit --number 100000 --unit usec 'import string_reverse' 'string_reverse.reverse_while_loop("AB...
from collections importCounter defanagram(string_1,string_2): returnCounter(string_1) ==Counter(string_2)anagram('pqrs','rqsp')True anagram('pqrs','rqqs')False 5.逆转字符串 切片是Python中的一种方便技巧，它还可以用于逆转字符串中项的顺序。# with slicing str ="PQRST"reverse_str = str...
Programming'string_reversed=test_string[-1::-1]print(string_reversed)string_reversed=test_string[::-1]print(string_reversed)# String reverse logically defstring_reverse(text):r_text=''index=len(text)-1whileindex>=0:r_text+=text[index]index-=1returnr_textprint(string_reverse(test_string))...
ProgramUserProgramUser输入01字符串调用reverse_binary_string函数输出取反后的01字符串 以上就是如何在Python中将01字符串取反的方法及示例代码。无论是使用位运算还是列表推导式,都能够实现对01字符串的取反操作。希望这篇文章能够帮助你更好地理解并使用Python中的字符串操作。如果有任何疑问或建议,欢迎在下方留言!
>>> print("var1[0]:", var1[0]) var1[0]:H >>> var2 = "no" >>> print("reverse order:", var2[::-1]) on6.3 常用函数 1. len() 想知道一个字符串有多少个字符(获得字符串长度),或者一个字符串占用多少个字节,可以使用len()函数。
# Reverse Slicing string # Using string slicing # initializing string test_str="GeeksforGeeks" # printing original string print("The original string is : "+test_str) # initializing K K=7 # Using string slicing # Reverse Slicing string ...
reverse_str = test[::-1] print("Reverse String: ", reverse_str) Output: String: Python Programming First Character: P Last Character: g Except First Char.: ython Programming Except First Char.: Python Programmin Between two character: thon Programmi ...
解析:该题考查对列表的reverse()方法的理解。reverse()方法是用来将列表中的元素逆序排列的,它会直接修改原列表,而不是返回一个新列表。因此,选项B是正确的描述。选项A是错误的,因为reverse()方法不会返回一个新列表;选项C是错误的,因为reverse()方法不是对可以比较的元素进行逆序处理;选项D是错误的,因为即使ls...