Understand the logic to solve the problem
Debug your submission if it isn't getting accepted
Get answers to your general doubts about ratings, problems & platform
Who are the doubt solvers ?
Our doubt solvers are CodeCheffers who have sufficient contest and practice experience on the platform.
View our doubt solversHow does it work ?
Step 1
Try to solve the problem yourself
If you are unable to solve, look at other's solutions, text editorial or video editorials.
Step 2
Still unable to get it accepted?
Click on the “Ask a Doubt” button at the bottom right corner
Step 3
Get your doubt resolved by an experienced CodeCheffer
Frequently asked questions
On what problems is doubt support service available?
Doubt Support is available for practice problems having difficulty range 0 - 1800.
What is the working time for the service?
Doubt support is usually operational between 10 AM - 10 PM (IST) from Monday to Saturday.
Is there any fee for the service?
Doubt Support is available for free for practice problems having difficulty range 0 - 500.
For Pro users, Doubt Support is available for practice problems having difficulty range 0 - 1800.