def update_atcoder_problems():
url = "https://kenkoooo.com/atcoder/resources/contests.json"
res = requests.get(url)
data = res.json()
for contest in data:
if len(atcoder_contest.objects.filter(contestId=contest['id'])) == 0:
new_contest = atcoder_contest()
new_contest.name = contest['title']
new_contest.contestId = contest['id']
new_contest.startTime = contest['start_epoch_second']
new_contest.duration = contest['duration_second']
new_contest.save()
url = "https://kenkoooo.com/atcoder/resources/problems.json"
res = requests.get(url)
data = res.json()
for prob in data:
if len(Problem.objects.filter(prob_id=prob['id'], platform='A')) == 0:
new_problem = Problem()
new_problem.prob_id = prob['id']
new_problem.contest_id = prob['contest_id']
new_problem.name = prob['title']
new_problem.url = "https://atcoder.jp/contests/" + prob[
'contest_id'] + "/tasks/" + prob['id']
new_problem.index = prob['id'].split("_")[-1]
new_problem.platform = 'A'
new_problem.save()
url = "https://kenkoooo.com/atcoder/resources/problem-models.json"
res = requests.get(url)
data = res.json()
problems = Problem.objects.filter(difficulty=None, platform='A')
for prob in problems:
if prob.prob_id in data:
if 'difficulty' in data[prob.prob_id]:
old = data[prob.prob_id]['difficulty']
if old < -1000:
NewValue = (((old + 10000) * 50) / 9000) + 800
elif old <= 0:
NewValue = (((old + 1000) * 350) / 1000) + 850
else:
NewValue = ((old * 2400) / 5000) + 1200
prob.rating = str(int(NewValue))
prob.difficulty = rating_to_difficulty(int(NewValue))
prob.save()
def update_uva_problems():
url = "https://uhunt.onlinejudge.org/api/p"
res = requests.get(url)
data = res.json()
for p in data:
if len(Problem.objects.filter(prob_id=p[0])) > 0:
continue
new_problem = Problem()
new_problem.prob_id = p[0]
new_problem.index = p[1]
new_problem.name = p[2]
dacu = p[3]
wa = p[16]
if dacu != 0:
rating = min(3600, max(800, (20 - min(log2(dacu), 20)) * 200))
new_problem.rating = str(int(rating))
new_problem.difficulty = rating_to_difficulty(rating)
new_problem.platform = 'U'
new_problem.url = "https://onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=" + str(
p[0])
new_problem.save()
url = "https://uhunt.onlinejudge.org/api/cpbook/3"
res = requests.get(url)
data = res.json()
for p in data:
title1 = p['title']
for q in p['arr']:
title2 = q['title']
for r in q['arr']:
title3 = r[0]
for i in range(1, len(r)):
prob_num = abs(r[i])
tags = [title1, title2, title3]
Problem.objects.filter(index=prob_num).update(tags=tags)
def codeforces_update_problems():
# check whether we have updated the problems of a particular contest ,
# if no , update the problems , else not ..
url = "https://codeforces.com/api/contest.list"
res = requests.get(url)
data = res.json()
if (data["status"] != 'OK'):
return
for codeforces_contest in data['result']:
url = "https://codeforces.com/api/contest.standings?contestId=" + str(
codeforces_contest['id']) + "&from=1&count=1"
res = requests.get(url)
data = res.json()
if (data["status"] != 'OK'):
continue
new_contest = contest()
if 'startTimeSeconds' in codeforces_contest:
new_contest.startTime = codeforces_contest['startTimeSeconds']
new_contest.Type = 'R'
new_contest.contestId = codeforces_contest['id']
new_contest.name = codeforces_contest['name']
new_contest.duration = codeforces_contest['durationSeconds']
if len(contest.objects.filter(
contestId=codeforces_contest['id'])) == 0:
new_contest.save()
for contest_problem in data['result']['problems']:
new_problem = Problem()
new_problem.name = contest_problem['name']
new_problem.contest_id = contest_problem['contestId']
new_problem.prob_id = str(
contest_problem['contestId']) + contest_problem['index']
new_problem.url = "https://codeforces.com/contest/" + str(
contest_problem['contestId']
) + "/problem/" + contest_problem['index']
new_problem.platform = 'F'
new_problem.index = contest_problem['index']
new_problem.tags = contest_problem['tags']
if 'rating' in contest_problem:
new_problem.rating = contest_problem['rating']
new_problem.difficulty = rating_to_difficulty(
int(contest_problem['rating']))
if len(
Problem.objects.filter(
prob_id=str(contest_problem['contestId']) +
contest_problem['index'])) == 0:
new_problem.save()
url = "https://codeforces.com/api/contest.list?gym=true"
res = requests.get(url)
data = res.json()
if (data["status"] != 'OK'):
return
for codeforces_contest in data['result']:
url = "https://codeforces.com/api/contest.standings?contestId=" + str(
codeforces_contest['id']) + "&from=1&count=1"
res = requests.get(url)
data = res.json()
if (data["status"] != 'OK'):
continue
new_contest = contest()
if 'startTimeSeconds' in codeforces_contest:
new_contest.startTime = codeforces_contest['startTimeSeconds']
new_contest.Type = 'R'
new_contest.contestId = codeforces_contest['id']
new_contest.name = codeforces_contest['name']
new_contest.duration = codeforces_contest['durationSeconds']
if len(contest.objects.filter(
contestId=codeforces_contest['id'])) == 0:
new_contest.save()
for contest_problem in data['result']['problems']:
new_problem = Problem()
new_problem.name = contest_problem['name']
new_problem.contest_id = contest_problem['contestId']
new_problem.prob_id = str(
contest_problem['contestId']) + contest_problem['index']
new_problem.url = "https://codeforces.com/gym/" + str(
contest_problem['contestId']
) + "/problem/" + contest_problem['index']
new_problem.platform = 'F'
new_problem.index = contest_problem['index']
new_problem.tags = contest_problem['tags']
if 'rating' in contest_problem:
new_problem.rating = contest_problem['rating']
new_problem.difficulty = rating_to_difficulty(
int(contest_problem['rating']))
if len(
Problem.objects.filter(
prob_id=str(contest_problem['contestId']) +
contest_problem['index'])) == 0:
new_problem.save()
return
