| 616-E |
Sum of Remainders
|
implementation
math
number theory
|
2200
|
| 616-D |
Longest k-Good Segment
|
binary search
data structures
two pointers
|
1600
|
| 616-C |
The Labyrinth
|
dfs and similar
|
1600
|
| 616-B |
Dinner with Emma
|
games
greedy
|
1000
|
| 616-A |
Comparing Two Long Integers
|
implementation
strings
|
900
|
| 615-E |
Hexagons
|
binary search
implementation
math
|
2100
|
| 615-D |
Multipliers
|
math
number theory
|
2000
|
| 615-C |
Running Track
|
dp
greedy
strings
+1
|
2000
|
| 615-B |
Longtail Hedgehog
|
dp
graphs
|
1600
|
| 615-A |
Bulbs
|
implementation
|
800
|
| 614-B |
Gena's Code
|
implementation
math
|
1400
|
| 614-A |
Link/Cut Tree
|
brute force
implementation
|
1500
|
| 613-E |
Puzzle Lover
|
dp
hashing
strings
|
3200
|
| 613-D |
Kingdom and its Cities
|
dfs and similar
divide and conquer
dp
+3
|
2800
|
| 613-C |
Necklace
|
constructive algorithms
math
|
2500
|
| 613-B |
Skills
|
binary search
brute force
dp
+3
|
1900
|
| 613-A |
Peter and Snow Blower
|
binary search
geometry
ternary search
|
1900
|
| 612-F |
Simba on the Circle
|
dp
|
2600
|
| 612-E |
Square Root of Permutation
|
combinatorics
constructive algorithms
dfs and similar
+2
|
2200
|
| 612-D |
The Union of k-Segments
|
greedy
sortings
|
1800
|
| 612-C |
Replace To Make Regular Bracket Sequence
|
data structures
expression parsing
math
|
1400
|
| 612-B |
HDD is Outdated Technology
|
implementation
math
|
1200
|
| 612-A |
The Text Splitting
|
brute force
implementation
strings
|
1300
|
| 611-H |
New Year and Forgotten Tree
|
constructive algorithms
flows
graphs
|
3200
|
| 611-G |
New Year and Cake
|
geometry
two pointers
|
2900
|
| 611-F |
New Year and Cleaning
|
binary search
implementation
|
2500
|
| 611-E |
New Year and Three Musketeers
|
data structures
greedy
sortings
|
2400
|
| 611-D |
New Year and Ancient Prophecy
|
dp
hashing
strings
|
2000
|
| 611-C |
New Year and Domino
|
dp
implementation
|
1500
|
| 611-B |
New Year and Old Property
|
bitmasks
brute force
implementation
|
1300
|
| 611-A |
New Year and Days
|
implementation
|
900
|
| 610-E |
Alphabet Permutations
|
data structures
strings
|
2500
|
| 610-D |
Vika and Segments
|
constructive algorithms
data structures
geometry
+1
|
2300
|
| 610-C |
Harmony Analysis
|
constructive algorithms
|
1800
|
| 610-B |
Vika and Squares
|
constructive algorithms
implementation
|
1300
|
| 610-A |
Pasha and Stick
|
combinatorics
math
|
1000
|
| 609-F |
Frogs and mosquitoes
|
data structures
greedy
|
2500
|
| 609-E |
Minimum spanning tree for each edge
|
data structures
dfs and similar
dsu
+2
|
2100
|
| 609-D |
Gadgets for dollars and pounds
|
binary search
greedy
two pointers
|
2000
|
| 609-C |
Load Balancing
|
implementation
math
|
1500
|
| 609-B |
The Best Gift
|
constructive algorithms
implementation
|
1100
|
| 609-A |
USB Flash Drives
|
greedy
implementation
sortings
|
800
|
| 608-B |
Hamming Distance Sum
|
combinatorics
strings
|
1500
|
| 608-A |
Saitama Destroys Hotel
|
implementation
math
|
1000
|
| 607-E |
Cross Sum
|
binary search
geometry
|
3300
|
| 607-D |
Power Tree
|
data structures
trees
|
2600
|
| 607-C |
Marbles
|
hashing
strings
|
2500
|
| 607-B |
Zuma
|
dp
|
1900
|
| 607-A |
Chain Reaction
|
binary search
dp
|
1600
|
| 606-B |
Testing Robots
|
implementation
|
1600
|