Contribute at least one answer each month for 3 consecutive months

Awarded to Gifari Zulkarnaen on 04 Mar 2020

3 of your answers have been accepted

Awarded to Gifari Zulkarnaen on 15 Feb 2020

Accept 5 answers given by other contributors

Awarded to Gifari Zulkarnaen on 22 Feb 2020

Answer 1 question that was unanswered for more than 30 days

Awarded to Gifari Zulkarnaen on 26 Feb 2020

Provide your first answer ever to someone else's question

Awarded to Gifari Zulkarnaen on 30 Dec 2019

Like a problem or solution

Awarded to Gifari Zulkarnaen on 14 Jul 2020

Comment on a problem or solution

Awarded to Gifari Zulkarnaen on 14 Jul 2020

Solve a problem for the first time

Awarded to Gifari Zulkarnaen on 30 Dec 2019

Be the first to solve a problem

Awarded to Gifari Zulkarnaen on 14 Jul 2020

Create a problem

Awarded to Gifari Zulkarnaen on 07 Jan 2021

Solve all the problems in Cody5:Easy

Awarded to Gifari Zulkarnaen on 16 Jan 2021

Solve all the problems in CUP Challenge

Awarded to Gifari Zulkarnaen on 18 Jul 2020

Solve a community group

Awarded to Gifari Zulkarnaen on 30 Dec 2019

Solve all the problems in Introduction to MATLAB problem group

Awarded to Gifari Zulkarnaen on 14 Jul 2020

Publish your first submission

Awarded to Gifari Zulkarnaen on 31 Jan 2020

Publish your first comment or rating

Awarded to Gifari Zulkarnaen on 09 Oct 2019

Your submissions were downloaded 30 or more times in a month

Awarded to Gifari Zulkarnaen on 01 Jun 2020

Your submissions received 1 five star rating

Awarded to Gifari Zulkarnaen on 13 Jan 2021