Codeforces Round 891 (Div. 3)

G - Counting Graphs

https://codeforces.com/contest/1857/problem/G

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Codeforces Round 891 (Div. 3)

F - Sum and Product

https://codeforces.com/contest/1857/problem/F

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Codeforces Beta Round 77 (Div. 1 Only)

D. Volleyball

https://codeforces.com/problemset/problem/95/C

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2023牛客暑期多校训练营6

B - Distance

https://ac.nowcoder.com/acm/contest/57360/B

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2023牛客暑期多校训练营5

B - Circle of Mistery

https://ac.nowcoder.com/acm/contest/57359/B

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2023牛客暑期多校训练营4

H - Merge the squares!

https://ac.nowcoder.com/acm/contest/57358/H

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