In [1]:

    

import requests


    

In [2]:

    

url = 'https://leetcode.com/api/problems/algorithms/'


    

In [3]:

    

res = requests.get(url)


    

In [4]:

    

res.status_code


    

    
Out[4]:





200

In [5]:

    

data = res.json()


    

In [6]:

    

data


    

    
Out[6]:





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    u'question__article__slug': None,
    u'question__hide': False,
    u'question__title': u'Roman to Integer',
    u'question__title_slug': u'roman-to-integer',
    u'question_id': 13,
    u'total_acs': 160057,
    u'total_submitted': 351453},
   u'status': None},
  {u'difficulty': {u'level': 2},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': None,
    u'question__article__slug': None,
    u'question__hide': False,
    u'question__title': u'Integer to Roman',
    u'question__title_slug': u'integer-to-roman',
    u'question_id': 12,
    u'total_acs': 109650,
    u'total_submitted': 246206},
   u'status': None},
  {u'difficulty': {u'level': 2},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': True,
    u'question__article__slug': u'container-most-water',
    u'question__hide': False,
    u'question__title': u'Container With Most Water',
    u'question__title_slug': u'container-with-most-water',
    u'question_id': 11,
    u'total_acs': 140853,
    u'total_submitted': 385737},
   u'status': None},
  {u'difficulty': {u'level': 3},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': None,
    u'question__article__slug': None,
    u'question__hide': False,
    u'question__title': u'Regular Expression Matching',
    u'question__title_slug': u'regular-expression-matching',
    u'question_id': 10,
    u'total_acs': 143599,
    u'total_submitted': 596761},
   u'status': None},
  {u'difficulty': {u'level': 1},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': None,
    u'question__article__slug': None,
    u'question__hide': False,
    u'question__title': u'Palindrome Number',
    u'question__title_slug': u'palindrome-number',
    u'question_id': 9,
    u'total_acs': 228261,
    u'total_submitted': 648208},
   u'status': None},
  {u'difficulty': {u'level': 2},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': None,
    u'question__article__slug': None,
    u'question__hide': False,
    u'question__title': u'String to Integer (atoi)',
    u'question__title_slug': u'string-to-integer-atoi',
    u'question_id': 8,
    u'total_acs': 177389,
    u'total_submitted': 1270461},
   u'status': None},
  {u'difficulty': {u'level': 1},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': None,
    u'question__article__slug': None,
    u'question__hide': False,
    u'question__title': u'Reverse Integer',
    u'question__title_slug': u'reverse-integer',
    u'question_id': 7,
    u'total_acs': 267005,
    u'total_submitted': 1097431},
   u'status': None},
  {u'difficulty': {u'level': 2},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': None,
    u'question__article__slug': None,
    u'question__hide': False,
    u'question__title': u'ZigZag Conversion',
    u'question__title_slug': u'zigzag-conversion',
    u'question_id': 6,
    u'total_acs': 160176,
    u'total_submitted': 599441},
   u'status': None},
  {u'difficulty': {u'level': 2},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': True,
    u'question__article__slug': u'longest-palindromic-substring',
    u'question__hide': False,
    u'question__title': u'Longest Palindromic Substring',
    u'question__title_slug': u'longest-palindromic-substring',
    u'question_id': 5,
    u'total_acs': 216698,
    u'total_submitted': 861190},
   u'status': None},
  {u'difficulty': {u'level': 3},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': None,
    u'question__article__slug': None,
    u'question__hide': False,
    u'question__title': u'Median of Two Sorted Arrays',
    u'question__title_slug': u'median-of-two-sorted-arrays',
    u'question_id': 4,
    u'total_acs': 177898,
    u'total_submitted': 822080},
   u'status': None},
  {u'difficulty': {u'level': 2},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': True,
    u'question__article__slug': u'longest-substring-without-repeating-characters',
    u'question__hide': False,
    u'question__title': u'Longest Substring Without Repeating Characters',
    u'question__title_slug': u'longest-substring-without-repeating-characters',
    u'question_id': 3,
    u'total_acs': 320234,
    u'total_submitted': 1318630},
   u'status': None},
  {u'difficulty': {u'level': 2},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': True,
    u'question__article__slug': u'add-two-numbers',
    u'question__hide': False,
    u'question__title': u'Add Two Numbers',
    u'question__title_slug': u'add-two-numbers',
    u'question_id': 2,
    u'total_acs': 319758,
    u'total_submitted': 1156193},
   u'status': None},
  {u'difficulty': {u'level': 1},
   u'frequency': 0,
   u'is_favor': False,
   u'paid_only': False,
   u'progress': 0,
   u'stat': {u'is_new_question': False,
    u'question__article__live': True,
    u'question__article__slug': u'two-sum',
    u'question__hide': False,
    u'question__title': u'Two Sum',
    u'question__title_slug': u'two-sum',
    u'question_id': 1,
    u'total_acs': 566835,
    u'total_submitted': 1657452},
   u'status': None}],
 u'user_name': u''}

In [7]:

    

problems = data['stat_status_pairs']


    

In [8]:

    

from collections import defaultdict


    

In [9]:

    

stat = defaultdict(int)


    

In [10]:

    

for each in problems:
    if each['paid_only']:
        stat['paid'] += 1
    else:
        stat['open'] += 1


    

In [11]:

    

stat


    

    
Out[11]:





defaultdict(int, {'open': 470, 'paid': 107})

In [12]:

    

import pickle


    

In [13]:

    

with open('problems.plk', 'w') as f:
    pickle.dump(problems, f)


    

In [14]:

    

ls


    

    




Get_all_problems.ipynb  problems.plk  test.plk

In [16]:

    

problem_template = '''# 问题描述

{problem}

## 题目链接

[{problem_url}]({problem_url})

---'''


    

In [ ]: