L LesterLiu Joined 7/23/20 Messages 1 Points 11 7/23/20 #1 I had a question which I confused a few days. and I also post the hint right here. Can someone help me go through it ? Attachments 1.webp 77.3 KB · Views: 45 2.webp 35.1 KB · Views: 45 hint.webp 81.9 KB · Views: 40
I had a question which I confused a few days. and I also post the hint right here. Can someone help me go through it ?