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1081-C Colorful Bricks
combinatorics dp math
1500
1081-B Farewell Party
constructive algorithms implementation
1500
1081-A Definite Game
constructive algorithms math
800
1080-F Katya and Segments Sets
data structures interactive sortings
2400
1080-E Sonya and Matrix Beauty
strings
2400
1080-D Olya and magical square
constructive algorithms implementation math
2000
1080-C Masha and two friends
implementation
1500
1080-B Margarite and the best present
math
900
1080-A Petya and Origami
math
800
1078-E Negative Time Summation
constructive algorithms
3400
1077-F2 Pictures with Kittens (hard version)
data structures dp
2100
1077-F1 Pictures with Kittens (easy version)
dp
1900
1077-E Thematic Contests
greedy sortings
1800
1077-D Cutting Out
binary search sortings
1600
1077-C Good Array
1300
1077-B Disturbed People
greedy
1000
1077-A Frog Jumping
math
800
1076-G Array Game
data structures games
3000
1076-F Summer Practice Report
dp greedy
2500
1076-E Vasya and a Tree
data structures trees
1900
1076-D Edge Deletion
graphs greedy shortest paths
1800
1076-C Meme Problem
binary search math
1300
1076-B Divisor Subtraction
implementation math number theory
1200
1076-A Minimizing the String
greedy strings
1200
1075-B Taxi drivers and Lyft
implementation sortings
1200
1075-A The King's Race
implementation math
800
1073-G Yet Another LCP Problem
data structures string suffix structures
2600
1073-F Choosing Two Paths
dfs and similar dp greedy +1
2500
1073-E Segment Sum
bitmasks combinatorics dp +1
2300
1073-D Berland Fair
binary search brute force data structures +1
1700
1073-C Vasya and Robot
binary search two pointers
1800
1073-B Vasya and Books
implementation math
1000
1073-A Diverse Substring
implementation strings
1000
1071-E Rain Protection
binary search geometry
3500
1070-M Algoland and Berland
constructive algorithms divide and conquer geometry
3000
1070-L Odd Federalization
constructive algorithms
2600
1070-K Video Posts
implementation
1100
1070-J Streets and Avenues in Berhattan
dp
2300
1070-I Privatization of Roads in Berland
flows graph matchings graphs
2400
1070-H BerOS File Suggestion
brute force implementation
1500
1070-G Monsters and Potions
brute force dp greedy +1
2300
1070-F Debate
greedy
1500
1070-E Getting Deals Done
binary search data structures
2100
1070-D Garbage Disposal
greedy
1300
1070-C Cloud Computing
data structures greedy
2000
1070-B Berkomnadzor
data structures greedy
2400
1070-A Find a Number
dp graphs number theory +1
2200
1068-C Colored Rooks
constructive algorithms graphs
1700
1068-B LCM
math number theory
1200
1068-A Birthday
math
1400