YoungForest's blog

Sharing my investment story. Originally published on Forest’s Blog. First Steps When I was little, I had neither the habit nor the capital for financial management. First, I had no allowance. Second, my Lunar New Year lucky money basically had to be handed over. One year, probably to cultivate my

IDscorerankK-Goodness StringL Shaped PlotsRabbit HouseChecksumPenalty TimeYoungForest5612955 + 78 + 129 + 1501:40:55I participated in Kick Start after a long absence. For the previous two years, because I wanted to go to Google, I had kept participating. But man proposes, God disposes: because of th

I missed the contest, then upsolved it after the contest. 1796. Second Largest Digit in a String Warm-up problem. Count all digits, then scan from large to small to find the second largest one. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 class Solution { public: int secondHighes

Because of research needs, I needed to connect to the Hangzhou Research Institute VPN before I could use GPUs for neural network training tasks. However, after configuring OpenVPN on Ubuntu 18.04, I found a difficult problem: after connecting to the VPN, I could not access the public Internet, such

RankNameScoreFinish TimeQ1 (3)Q2 (4)Q3 (5)Q4 (7)807 / 12541YoungForest171:06:390:03:240:06:020:38:441:01:39 1Yesterday I went out to repair my Mac because the screen kept flickering. Sure enough, for Apple products, AppleCare is necessary. Last time I repaired the keyboard; this time I repaired the

RankNameScoreFinish TimeQ1 (3)Q2 (4)Q3 (5)Q4 (6)64 / 9933YoungForest180:55:550:03:370:07:160:13:280:55:55A crazy rating-gain round. I solved 3 problems in 13 minutes. The idea for the last problem was also relatively smooth. I hit two blockers: first, at the beginning I forgot to consider point pair

RankNameScoreFinish TimeQ1 (3)Q2 (4)Q3 (5)Q4 (7)221 / 12900YoungForest130:26:480:03:300:08:23 10:21:48nullA 3-problem contestant, again. sad. 1784. Check if Binary String Has at Most One Segment of Ones Warm-up problem. Finite state machine. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22

RankNameScoreFinish TimeQ1 (3)Q2 (4)Q3 (5)Q4 (7)314 / 11654YoungForest120:27:360:04:000:14:380:27:36nullSince autumn recruitment ended, my enthusiasm for practicing problems and contests has declined day by day. Previously I did three problems every day, China server, US server, and Cruel. Now I do

Cause Recently the pressure of graduation has been quite heavy, so I wanted to download a movie from Beiyouren and relax a bit. But I found that qBittorrent, the BitTorrent client I had always used for seeding and downloading, could no longer open. I searched online for quite a while for the cause a

Motivation Recently, after watching some videos by “Banfo Xianren”, I became more interested in money. Besides taking out part of my savings to invest in A-shares, I also started thinking about how to increase passive income. I have always had the habit of writing a blog. I have been writing for mor