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797-D Broken BST
data structures dfs and similar
2100
797-C Minimal string
data structures greedy strings
1700
797-B Odd sum
dp greedy implementation
1400
797-A k-Factorization
implementation math number theory
1100
796-F Sequence Recovery
bitmasks data structures greedy
2800
796-E Exam Cheating
binary search dp
2400
796-D Police Stations
constructive algorithms dfs and similar dp +3
2100
796-C Bank Hacking
constructive algorithms data structures dp +1
1900
796-B Find The Bone
implementation
1300
796-A Buying A House
brute force implementation
800
794-G Replace All
combinatorics dp math
3400
794-F Leha and security system
data structures
2800
794-E Choosing Carrot
games math
2800
794-D Labelling Cities
dfs and similar graphs hashing
2400
794-C Naming Company
games greedy sortings
1800
794-B Cutting Carrot
geometry math
1200
794-A Bank Robbery
brute force implementation
800
793-G Oleg and chess
data structures divide and conquer flows +1
3400
793-F Julia the snail
data structures divide and conquer dp
3000
793-E Problem of offices
constructive algorithms dfs and similar dp +1
2900
793-D Presents in Bankopolis
dp graphs shortest paths
2100
793-C Mice problem
geometry implementation math +1
2300
793-B Igor and his way to work
dfs and similar graphs implementation +1
1600
793-A Oleg and shares
implementation math
900
792-F Mages and Monsters
data structures geometry
3100
792-E Colored Balls
greedy math number theory
2500
792-D Paths in a Complete Binary Tree
bitmasks trees
1900
792-C Divide by Three
dp greedy math +1
2000
792-B Counting-out Rhyme
implementation
1300
792-A New Bus Route
implementation sortings
1100
791-A Bear and Big Brother
implementation
800
789-B Masha and geometric depression
brute force implementation math
1700
789-A Anastasia and pebbles
implementation math
1100
788-E New task
data structures
2900
788-D Finding lines
constructive algorithms divide and conquer interactive
3000
788-C The Great Mixing
dfs and similar graphs shortest paths
2300
788-B Weird journey
combinatorics constructive algorithms dfs and similar +2
2100
788-A Functions again
dp two pointers
1600
787-B Not Afraid
greedy implementation math
1300
787-A The Monster
brute force math number theory
1200
786-E ALT
data structures flows graphs +1
3200
786-D Rap God
data structures dfs and similar hashing +2
3400
786-C Till I Collapse
data structures divide and conquer
2400
786-B Legacy
data structures graphs shortest paths
2300
786-A Berzerk
dfs and similar dp games
2000
785-E Anton and Permutation
brute force data structures
2200
785-D Anton and School - 2
combinatorics dp math +1
2300
785-C Anton and Fairy Tale
binary search math
1600
785-B Anton and Classes
greedy sortings
1100
785-A Anton and Polyhedrons
implementation strings
800