| 387-C |
George and Number
|
greedy
implementation
|
1700
|
| 387-B |
George and Round
|
brute force
greedy
two pointers
|
1200
|
| 387-A |
George and Sleep
|
implementation
|
900
|
| 386-D |
Game with Points
|
dp
graphs
implementation
+1
|
2100
|
| 386-C |
Diverse Substrings
|
dp
strings
two pointers
|
2000
|
| 386-B |
Fly, freebies, fly!
|
binary search
brute force
implementation
|
1400
|
| 386-A |
Second-Price Auction
|
implementation
|
800
|
| 385-E |
Bear in the Field
|
math
matrices
|
2300
|
| 385-D |
Bear and Floodlight
|
bitmasks
dp
geometry
|
2200
|
| 385-C |
Bear and Prime Numbers
|
binary search
brute force
data structures
+4
|
1700
|
| 385-B |
Bear and Strings
|
brute force
greedy
implementation
+2
|
1200
|
| 385-A |
Bear and Raspberry
|
brute force
greedy
implementation
|
1000
|
| 384-B |
Multitasking
|
greedy
implementation
sortings
+1
|
1500
|
| 384-A |
Coder
|
implementation
|
800
|
| 383-E |
Vowels
|
combinatorics
divide and conquer
dp
|
2700
|
| 383-D |
Antimatter
|
dp
|
2300
|
| 383-C |
Propagating tree
|
data structures
dfs and similar
trees
|
2000
|
| 383-B |
Volcanoes
|
binary search
implementation
sortings
+1
|
2500
|
| 383-A |
Milking cows
|
data structures
greedy
|
1600
|
| 382-E |
Ksenia and Combinatorics
|
combinatorics
dp
|
2600
|
| 382-D |
Ksenia and Pawns
|
dfs and similar
graphs
implementation
+1
|
2200
|
| 382-C |
Arithmetic Progression
|
implementation
sortings
|
1700
|
| 382-B |
Number Busters
|
binary search
math
|
2000
|
| 382-A |
Ksenia and Pan Scales
|
greedy
implementation
|
1100
|
| 381-B |
Sereja and Stairs
|
greedy
implementation
sortings
|
1100
|
| 381-A |
Sereja and Dima
|
greedy
implementation
two pointers
|
800
|
| 380-E |
Sereja and Dividing
|
data structures
|
2600
|
| 380-D |
Sereja and Cinema
|
combinatorics
math
|
2500
|
| 380-C |
Sereja and Brackets
|
data structures
schedules
|
2000
|
| 380-B |
Sereja and Tree
|
graphs
implementation
|
2400
|
| 380-A |
Sereja and Prefixes
|
binary search
brute force
|
1600
|
| 379-G |
New Year Cactus
|
dp
|
3100
|
| 379-F |
New Year Tree
|
data structures
divide and conquer
trees
|
2400
|
| 379-E |
New Year Tree Decorations
|
geometry
schedules
sortings
|
2500
|
| 379-D |
New Year Letter
|
bitmasks
brute force
dp
|
2000
|
| 379-C |
New Year Ratings Change
|
greedy
sortings
|
1400
|
| 379-B |
New Year Present
|
constructive algorithms
implementation
|
1200
|
| 379-A |
New Year Candles
|
implementation
|
1000
|
| 378-B |
Semifinals
|
implementation
sortings
|
1300
|
| 378-A |
Playing with Dice
|
brute force
|
800
|
| 377-E |
Cookie Clicker
|
dp
geometry
|
2800
|
| 377-D |
Developing Game
|
data structures
|
2400
|
| 377-C |
Captains Mode
|
bitmasks
dp
games
|
2200
|
| 377-B |
Preparing for the Contest
|
binary search
data structures
greedy
+1
|
1900
|
| 377-A |
Maze
|
dfs and similar
|
1600
|
| 376-B |
I.O.U.
|
implementation
|
1300
|
| 376-A |
Lever
|
implementation
math
|
900
|
| 375-E |
Red and Black Tree
|
dp
implementation
math
|
3000
|
| 375-D |
Tree and Queries
|
data structures
dfs and similar
trees
|
2400
|
| 375-C |
Circling Round Treasures
|
bitmasks
shortest paths
|
2600
|