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题解 | #牛客网C系用户们的信息#

import pandas as pd df = pd.read_csv('Nowcoder.csv',sep=',') pd.set_option("display.max_columns",None) pd.set_option("display.max_rows...

2024-07-29

0 97

题解 | #牛客网Python用户的成就值#

import pandas as pd df = pd.read_csv('Nowcoder.csv',delimiter=',',dtype=object) py_user = df.loc[df['Language']=='Python'] print(py_user['Achievement...

2024-07-28

0 78

题解 | #查看牛客网哪些用户使用Python#

import pandas as pd df = pd.read_csv('Nowcoder.csv',delimiter=',',dtype=object) print(df.loc[df['Language']=='Python'])

2024-07-28

0 101

题解 | #统计牛客网部分用户使用语言#

import pandas as pd df = pd.read_csv('Nowcoder.csv',delimiter=',',dtype=object) print(df.iloc[10:21,5])

2024-07-28

0 104

题解 | #牛客网的第10位用户#

import pandas as pd df = pd.read_csv('Nowcoder.csv',delimiter=',',dtype=object) print(df.iloc[10]) # 这边第十行应该是算了列名的一行

2024-07-28

0 81

题解 | #用pandas查看牛客网用户数据#

import pandas as pd dataframe = pd.read_csv('Nowcoder.csv',decimal=',',dtype=object) print(dataframe[:6])

2024-07-27

0 192

题解 | #截断电话号码#

import re number = input() print(re.match('[0-9-]+',number).group())

2024-07-27

0 115

题解 | #重载运算#

class Coordinate: def __init__(self,x,y) -> None: self.x = x self.y = y def __str__(self) -> str: return f'({s...

2024-07-27

0 93

题解 | #班级管理#

class Student: def __init__(self, *args): self.name1 = args[0] self.stu_num1 = args[1] self.score1 = args[2] self....

2024-07-27

0 108

题解 | #球的表面积#

import math def surface_area(*args): PI = math.pi for r in args: V=round(4*PI*r**2,2) print(V) radius_list = [1, 2, 4, 9, 10...

2024-07-27

0 128