Is there a way I can filter out the leaderboard for a specific skill like 'c' programming

Answer 1

It can be done via web only: (just view it via the browser)
https://www.sololearn.com/Leaderboard/C

Answer 2

𝐊𝐢𝐢𝐛𝐨 𝐆𝐡𝐚𝐲𝐚𝐥 There's an ancient method by C. Opy and P. Aste :)

Answer 3

Thanks Kuba Siekierzyński , it works in web, why can't the app have the same filter