《Python入门100题》之第五题:计算阶乘的和
题目:求1+2!+3!+.....+20!的和.
# 题目:求1+2!+3!+.....+20!的和. ji = 1 sum = 0 for i in range(1, 20 + 1): # 先把阶乘表示出来 ji = ji * i print(ji) sum += ji print(sum)
题目:求1+2!+3!+.....+20!的和.
# 题目:求1+2!+3!+.....+20!的和. ji = 1 sum = 0 for i in range(1, 20 + 1): # 先把阶乘表示出来 ji = ji * i print(ji) sum += ji print(sum)
from DrissionPage import ChromiumPage url = 'https://mail.163.com/' page = ChromiumPage() page.get(u…
练习页面…
from DrissionPage import ChromiumPage url = 'https://www.bilibili.com/video/BV1jfztYyEn3/' page = Chr…
from DrissionPage import ChromiumPage import ddddocr import time dp = ChromiumPage() ocr = ddddocr.…
from DrissionPage import ChromiumPage dp = ChromiumPage() dp.get('https://data.10jqka.com.cn/rank/cxg/') for&nbs…
json外观上有2种,一种是{k:v,k:v},一种是[{k:v,k:v},{k:v,k:v},]当 JSON 需要 "嵌入" 到其他上下文(如 JavaScript 代码、网络请求)时,会被包裹成字符串(带引号)…