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# Problem Tags Rating Solved
2234-G Stripe, Token and Two Players
data structures dp games
2234-F Vessels, Heights and Two Versions (Hard Version)
data structures dfs and similar dsu +3
2234-E Vlad, Misha and Two Arrays
brute force combinatorics dfs and similar +3
2234-D XOR, Expression and Two Binary Numbers
bitmasks constructive algorithms divide and conquer +3
2234-C Vessels, Heights and Two Versions (Easy Version)
dfs and similar dsu greedy +2
2234-B Palindrome, Twelve and Two Terms
brute force constructive algorithms math
2234-A Euclid, Sequence and Two Numbers
math number theory sortings
2233-F Shortest GCD Paths
dp graphs math +2
2233-E2 Permutation Transmission (Difficult Version)
combinatorics sortings
2233-E1 Permutation Transmission (Easy Version)
combinatorics sortings
2233-D Goods on the Shelf
brute force data structures two pointers
2233-C Cost of a Bracket Sequence
brute force dp greedy
2233-B Different Distances
constructive algorithms
2233-A AI Project Development
brute force math
2232-F The Cake Is a Lie
greedy math number theory
3000
2232-E Snaking Arrangement
combinatorics constructive algorithms
2600
2232-D Magical Tiered Cake
constructive algorithms dfs and similar dp +1
2000
2232-C2 Seating Arrangement (Hard Version)
binary search greedy math +1
1500
2232-C1 Seating Arrangement (Easy Version)
binary search dp greedy +1
1300
2232-B Cake Leveling
binary search greedy math
900
2232-A Convergence
greedy sortings
800
2231-F Quadratic Jumps
brute force constructive algorithms greedy +2
2600
2231-E Graph Cutting
dfs and similar dp math +1
2300
2231-D Maximum Prefix Sums
constructive algorithms greedy implementation +1
1900
2231-C Chipmunk Theo and Equality
implementation sortings
1400
2231-B Another Sorting Problem
constructive algorithms
1100
2231-A Construct an Array
constructive algorithms
800
2230-F Game on Growing Tree
binary search dfs and similar divide and conquer +4
2700
2230-E Minimum Influence
binary search data structures greedy +4
2100
2230-D Good Schedule
dp greedy
1700
2230-C Arrange the Numbers in a Circle
constructive algorithms implementation math
1300
2230-B Digit String
greedy implementation math
1000
2230-A Optimal Purchase
implementation math
800
2229-I The Endians
dp trees
3400
2229-H Wowee Binary String
combinatorics dp strings
3200
2229-G Roadworks
binary search data structures dp +2
2900
2229-F Load Unbalancing
binary search bitmasks dp +1
2400
2229-E Deconstruction Tree
combinatorics data structures dp +2
2100
2229-D Me When Median Problem
binary search greedy
1700
2229-C2 We Be Flipping (Hard Version)
constructive algorithms dp greedy
1400
2229-C1 We Be Flipping (Easy Version)
constructive algorithms greedy
900
2229-B Absolute Cinema
greedy math
800
2229-A Slimes on a Line
brute force greedy math
800
2228-F Momoyo and the Network
binary search dfs and similar divide and conquer +2
2700
2228-E2 Amanojaku and Sequence (Hard Version)
combinatorics data structures implementation +1
2500
2228-E1 Amanojaku and Sequence (Easy Version)
combinatorics math
2400
2228-D Sanae, Cross and Color
binary search data structures implementation
1900
2228-C2 Cirno and Number (Hard Version)
binary search dfs and similar dp +2
1600
2228-C1 Cirno and Number (Easy Version)
binary search brute force dp +2
1500
2228-B Remilia Plays Soku
games implementation
1100