Jack Knoll

Solve all the problems in CUP Challenge

Awarded to Jack Knoll on 13 Apr 2017

Like a problem or solution

Awarded to Jack Knoll on 06 Apr 2017

Comment on a problem or solution

Awarded to Jack Knoll on 06 Apr 2017

Solve a problem for the first time

Awarded to Jack Knoll on 31 Mar 2017

Be the first to solve a problem

Awarded to Jack Knoll on 11 Apr 2017

Create a problem

Awarded to Jack Knoll on 11 Apr 2017

Obtain 50 solvers for a problem you have created

Awarded to Jack Knoll on 09 Aug 2021