Abuse the hashtable/dictionary/map Luke. Also learn prefix sum. That's enough to... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		crb002 on Dec 4, 2020 \| parent \| context \| favorite \| on: “I've had to relearn coding to get through the new... Abuse the hashtable/dictionary/map Luke. Also learn prefix sum. That's enough to pass 90% of these.

divtiwari on Dec 4, 2020 [–]

^This is literally a golden advice.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact