Pricing

Remember all the times you got WA on large hidden testcases and you abandoned your approach to implement the editorial's solution? What if your solution was ALMOST correct?
Understanding why your approach is incorrect is as important as getting an AC.
CF Stress is designed to help you become a better programmer by allowing you to explore your approach till the very end.

Gold (One Time Payment)

$120 for 1 year

₹5,999 for 1 year

  • ✅ Unlimited requests per problem
  • ✅ Problems added within 4 days of contest
  • ✅ 80% accuracy
  • ✅ Stress test for upto 1 minutes
  • ✅ Unlimited samples for brainstorming

Platinum (One Time Payment)

$240 for 1 year

₹11,999 for 1 year

  • ✅ Add upto 120 180 problems on demand
  • ✅ Unlimited requests per problem
  • ✅ All problems for next 1 year added within 1 day of contest
  • ✅ 95% accuracy
  • ✅ Stress test for upto 5 minutes
  • ✅ Unlimited samples for brainstorming
  • ✅ View all hacks and small testcases
  • ✅ Faster ticket resolution via priority queue
  • ✅ Email support if you don't find counter-example

Gold

$15 / mo

₹749 / mo

  • ✅ Unlimited requests per problem
  • ✅ Problems added within 4 days of contest
  • ✅ 80% accuracy
  • ✅ Stress test for upto 1 minutes
  • ✅ Unlimited samples for brainstorming

Platinum

$30 / mo

₹1499 / mo

  • ✅ Add upto 10 15 problems on demand
  • ✅ Unlimited requests per problem
  • ✅ Problems added within 1 day of contest
  • ✅ 95% accuracy
  • ✅ Stress test for upto 5 minutes
  • ✅ Unlimited samples for brainstorming
  • ✅ View all hacks and small testcases
  • ✅ Faster ticket resolution via priority queue
  • ✅ Email support if you don't find counter-example
Terms and Conditions
  • Only C++ submissions are supported.
  • After purchasing the subscription, you'll be able to get the smallest failing testcase for all contests that are conducted while your subscription is active.
  • We do not guarantee that testcases for contests conducted before your purchase would be available. However, if they are, you are free to use them with no extra charge. The current catalogue contains almost all problems from 2022
  • If your desired problem is not present, you can email us to add it, upto 15 times per month, on the platinum plan.
  • We do not guarantee that you'd be able to find failing testcase for each and every problem. However, you can rest assured that the generators are written with great care, and if you are on the platinum plan, you can email us whenever you aren't able to find a counter example.

*: These prices are applicable only till we are in Beta.