Iik Jae Park

Solve all the problems in CUP Challenge

Awarded to Iik Jae Park on 01 Nov 2016

Like a problem or solution

Awarded to Iik Jae Park on 30 Oct 2016

Comment on a problem or solution

Awarded to Iik Jae Park on 30 Oct 2016

Solve a problem for the first time

Awarded to Iik Jae Park on 10 Oct 2016

Be the first to solve a problem

Awarded to Iik Jae Park on 14 Nov 2016

Create a problem

Awarded to Iik Jae Park on 14 Nov 2016

Obtain 50 solvers for a problem you have created

Awarded to Iik Jae Park on 11 Oct 2018