By CodeChef_admin, history, 2 months ago,

We invite you to participate in CodeChef’s Div 3 Rated Contest, today, 24th February, from 9:30 PM — 12 AM IST.

2.5 hours, 6 problems.

Also, if you have some original and engaging problem ideas, and you’re interested in them being used in CodeChef's contests, you can share them here.

Joining me on the problem setting panel are:

Good luck and have fun!

• +38

 » 2 months ago, # |   -16 Hoping for good server and nice questions
 » 2 months ago, # |   -11 Reminder 1: Contest starts in 1 hour.
•  » » 2 months ago, # ^ |   -14 Reminder 3: 15 more minutes to go!
 » 2 months ago, # |   -15 Reminder 2 : — contest starts in half hour
•  » » 2 months ago, # ^ | ← Rev. 2 →   0 Reminder 4 — 5 minutes remaining !!!
 » 2 months ago, # | ← Rev. 2 →   -14 Also, if you have some original and engaging problem ideas, and you’re interested in them being used in CodeChef's contests, you can share them here.what if I have only problem but not able to develop its problem can I still submit my idea?? PS:- I don't know anything about problem setting
•  » » 2 months ago, # ^ | ← Rev. 2 →   -8 Problem-setting includes : making the statement, making the working solution, making the test data and also making the checker program if interactive/multiple valid answers. You get feedback from coordinator/admin and also from testers.After all this, when you problem has been successfully used in a contest without any issues, you are eligible to get the money.
•  » » » 2 months ago, # ^ | ← Rev. 2 →   -23 thanks... can u pls tell me what if my solution is not optimized?? is that acceptable
•  » » 2 months ago, # ^ |   0 Yes.
 » 2 months ago, # |   +4 How to do total overlap?
•  » » 2 months ago, # ^ |   +10 Divide the number line into disjoint intervals, count the number of segments in both $A$ and $B$ containing each interval using difference arrays and then add contribution of each interval separately.The editorial is ready, would be out by morning.