Ritwik Rudra

Solve all the problems in CUP Challenge

Awarded to Ritwik Rudra on 25 Jan 2015

Obtain 50 solvers for a problem you have created

Awarded to Ritwik Rudra on 14 Aug 2016

Like a problem or solution

Awarded to Ritwik Rudra on 26 Jan 2015

Comment on a problem or solution

Awarded to Ritwik Rudra on 26 Jan 2015

Solve a problem for the first time

Awarded to Ritwik Rudra on 02 Jan 2015

Solve a problem with a best solution

Awarded to Ritwik Rudra on 27 Jan 2015

Be the first to solve a problem

Awarded to Ritwik Rudra on 27 Jan 2015

Create a problem

Awarded to Ritwik Rudra on 27 Jan 2015