二十月玄

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全部文章（共33篇）

题解 | #筛选618的订单#

import pandas as pd date = pd.read_csv("Order.csv",sep=',',dtype=object) x = date[['price','shop_name']][date['date'] == '2022/6/18'] print...

2024-04-14

0 139

题解 | #牛客的资深员工#

import pandas as pd date = pd.read_csv("Nowcoder.csv",sep=",",dtype={ 'ID':str, 'working_years':int, 'level':int, ...

2024-04-14

0 122

题解 | #店铺的订单#

import pandas as pd date = pd.read_csv("Order.csv",sep=',',dtype=object) x = date[date['product_type' ] == 'phone'] print(x)

2024-04-14

0 128

题解 | #牛客网的刷题数据#

import pandas as pd txt = pd.read_csv("Nowcoder.csv") print([i for i in txt]) print(txt.shape(0))

2024-04-14

0 135

题解 | #程序员工资的运算#

import numpy as np txt = np.loadtxt("Salary.csv",delimiter=',',dtype=float) zh = np.array([np.median(txt[...,i]) for i in range(3)]) avgg =...

2024-04-14

0 168

题解 | #程序员的工资统计#

import numpy as np txt = np.loadtxt("Salary.csv",delimiter=',',dtype=float) maxavg = np.array([max(txt[i,...]) for i in range(len(txt))]) m...

2024-04-14

0 157

题解 | #格式化百度爬虫数据#

import numpy as np txt = np.loadtxt("Spider.csv",delimiter=',',dtype=str) print(np.char.capitalize(txt).reshape(-1))

2024-04-14

0 242

题解 | #牛客昵称信息#

import numpy as np a = np.loadtxt("Nowcoder.csv",delimiter=',',dtype=str) ls = [] for i in range(len(a)): ls.append(a[i,0]+a[i,1]) resu...

2024-04-14

0 141

题解 | #彩灯方阵的变形#

import numpy as np txt = np.loadtxt("Matrix.csv",delimiter=',',dtype=int) x = np.array(txt) xx = x.reshape(-1,order='F') y = txt.reshape((4...

2024-04-14

0 155

题解 | #按照老板需求修改报表#

import numpy as np text = np.loadtxt("Table.csv",delimiter=',',dtype=float) text = np.flip(text,axis=1) print(text.transpose())

2024-04-14

0 140