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# Problem Tags Rating Solved
853-A Planning
greedy
1500
852-I Dating
brute force dfs and similar graphs +1
2300
852-H Bob and stages
dp geometry
3000
852-G Bathroom terminal
implementation
1700
852-F Product transformation
combinatorics math number theory
2200
852-E Casinos and travel
dp
2100
852-D Exploration plan
binary search flows graph matchings +1
2100
852-C Property
greedy sortings
2100
852-B Neural Network country
dp matrices
2000
852-A Digits
brute force implementation math
2500
851-B Arpa and an exam about geometry
geometry math
1400
851-A Arpa and a research in Mexican wave
implementation math
800
850-F Rainbow Balls
math
2800
850-E Random Elections
bitmasks brute force divide and conquer +2
2800
850-D Tournament Construction
constructive algorithms dp graphs +2
2800
850-C Arpa and a game with Mojtaba
bitmasks dp games
2200
850-B Arpa and a list of numbers
implementation number theory
2100
850-A Five Dimensional Points
brute force geometry math
1700
849-B Tell Your World
brute force geometry
1600
849-A Odds and Ends
implementation
1000
848-E Days of Floral Colours
combinatorics divide and conquer dp +2
3400
848-D Shake It!
combinatorics dp flows +1
2900
848-C Goodbye Souvenir
data structures divide and conquer
2600
848-B Rooter's Song
constructive algorithms data structures geometry +3
1900
848-A From Y to Y
constructive algorithms
1600
847-M Weather Tomorrow
implementation math
1000
847-L Berland SU Computer Network
constructive algorithms dfs and similar graphs +2
2400
847-K Travel Cards
greedy implementation sortings
1800
847-J Students Initiation
binary search flows graphs
2400
847-I Noise Level
dfs and similar implementation math
1900
847-H Load Testing
greedy
1600
847-G University Classes
implementation
900
847-F Berland Elections
greedy sortings
2100
847-E Packmen
binary search dp
1800
847-D Dog Show
constructive algorithms data structures greedy
2200
847-C Sum of Nestings
constructive algorithms
1800
847-B Preparing for Merge Sort
binary search data structures
1600
847-A Union of Doubly Linked Lists
implementation
1500
846-F Random Query
data structures math probabilities +1
1800
846-E Chemistry in Berland
dfs and similar greedy trees
2300
846-D Monitor
binary search data structures
1900
846-C Four Segments
brute force data structures dp
1800
846-B Math Show
brute force greedy
1800
846-A Curriculum Vitae
brute force implementation
1500
845-G Shortest Path Problem?
dfs and similar graphs math
2300
845-F Guards In The Storehouse
bitmasks dp
2500
845-E Fire in the City
binary search data structures
2400
845-D Driving Test
data structures dp greedy
1800
845-C Two TVs
data structures greedy sortings
1500
845-B Luba And The Ticket
brute force greedy implementation
1600