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题解 | #兔子的数量#

def rabbit_population(n): if n == 1: return 2 elif n == 2: return 3 else: return rabbit_population(n-1) + rabbit_p...

2024-08-06

0 122

题解 | #截断电话号码#

import re string = input() fir_result = re.sub(r"\s+","",string) sec_result = re.sub(r"#.*","",fir_result) ...

2024-08-02

0 128

题解 | #提取数字电话#

import re string = input() pattern = r"[^0-9]+" print(re.sub(pattern,"",string))

2024-08-02

0 136

题解 | #正则查找网址#

import re address = input() pattern = r'https://www' match_result = re.match(pattern,address) print(match_result.span())

2024-08-02

0 118

题解 | #班级管理#

class Student: def __init__(self,name,student_id,score,grades): """ 初始化学生信息。 :param name:学生姓名，字符串类型 ...

2024-08-02

0 111

题解 | #单词造句#

words = [] while True: word = input() if word == "0": break words.append(word) sentence = " ".join(words) ...

2024-08-02

0 150

题解 | #使用字典计数#

nounce = input() letter_counts = {} for char in nounce: if char != ' ': if char in letter_counts: letter_counts[char] += 1 ...

2024-08-02

0 108

题解 | #查字典#

alph = { "a": ["apple", "abandon", "ant"], "b": ["banana", "bee", "...

2024-08-01

0 119

题解 | #姓名与学号#

my_dict_1 = {'name': 'Niuniu','Student ID': 1} my_dict_2 = {'name': 'Niumei','Student ID': 2} my_dict_3 = {'name': 'Niu Ke Le','Student ID': 3} dict_l...

2024-08-01

0 128

题解 | #牛牛的矩阵相加#

n = int(input()) matrix = [ [1,2,3], [4,5,6], [7,8,9] ] result_matrix = [[0 for _ in range(len(matrix[0]))] for _ in range(len(matrix))] ...

2024-08-01

0 133