| 1614-A |
Divan and a Store
|
brute force
constructive algorithms
greedy
|
800
|
| 1613-F |
Tree Coloring
|
combinatorics
divide and conquer
fft
|
2600
|
| 1613-E |
Crazy Robot
|
dfs and similar
graphs
|
2000
|
| 1613-D |
MEX Sequences
|
dp
math
|
1900
|
| 1613-C |
Poisoned Dagger
|
binary search
|
1200
|
| 1613-B |
Absent Remainder
|
greedy
implementation
sortings
|
1000
|
| 1613-A |
Long Comparison
|
implementation
math
|
900
|
| 1612-G |
Max Sum Array
|
combinatorics
constructive algorithms
greedy
+1
|
2500
|
| 1612-F |
Armor and Weapons
|
brute force
dp
greedy
+1
|
2800
|
| 1612-E |
Messages
|
brute force
dp
greedy
+2
|
2000
|
| 1612-D |
X-Magic Pair
|
math
number theory
|
1600
|
| 1612-C |
Chat Ban
|
binary search
math
|
1300
|
| 1612-B |
Special Permutation
|
constructive algorithms
greedy
|
900
|
| 1612-A |
Distance
|
brute force
constructive algorithms
|
800
|
| 1611-G |
Robot and Candies
|
data structures
graph matchings
greedy
|
2500
|
| 1611-F |
ATM and Students
|
binary search
data structures
two pointers
|
1800
|
| 1611-E2 |
Escape The Maze (hard version)
|
dfs and similar
dp
greedy
+2
|
1900
|
| 1611-E1 |
Escape The Maze (easy version)
|
dfs and similar
greedy
shortest paths
+2
|
1700
|
| 1611-D |
Weights Assignment For Tree Edges
|
constructive algorithms
trees
|
1500
|
| 1611-C |
Polycarp Recovers the Permutation
|
constructive algorithms
|
1000
|
| 1611-B |
Team Composition: Programmers and Mathematicians
|
binary search
constructive algorithms
math
|
800
|
| 1611-A |
Make Even
|
constructive algorithms
math
|
800
|
| 1610-I |
Mashtali vs AtCoder
|
games
trees
|
3100
|
| 1610-H |
Squid Game
|
data structures
dfs and similar
greedy
+1
|
3100
|
| 1610-G |
AmShZ Wins a Bet
|
data structures
greedy
hashing
|
3300
|
| 1610-F |
Mashtali: a Space Oddysey
|
constructive algorithms
dfs and similar
graphs
|
3000
|
| 1610-E |
AmShZ and G.O.A.T.
|
binary search
brute force
greedy
+2
|
2300
|
| 1610-D |
Not Quite Lee
|
combinatorics
dp
math
+1
|
2000
|
| 1610-C |
Keshi Is Throwing a Party
|
binary search
greedy
|
1600
|
| 1610-B |
Kalindrome Array
|
greedy
two pointers
|
1100
|
| 1610-A |
Anti Light's Cell Guessing
|
math
|
900
|
| 1609-H |
Pushing Robots
|
|
3500
|
| 1609-G |
A Stroll Around the Matrix
|
data structures
greedy
math
|
3000
|
| 1609-F |
Interesting Sections
|
data structures
divide and conquer
meet-in-the-middle
+1
|
2800
|
| 1609-E |
William The Oblivious
|
bitmasks
data structures
dp
+1
|
2400
|
| 1609-D |
Social Network
|
dsu
graphs
greedy
+2
|
1600
|
| 1609-C |
Complex Market Analysis
|
binary search
dp
implementation
+3
|
1400
|
| 1609-B |
William the Vigilant
|
implementation
strings
|
1100
|
| 1609-A |
Divide and Multiply
|
greedy
implementation
math
+1
|
900
|
| 1608-G |
Alphabetic Tree
|
binary search
data structures
dfs and similar
+4
|
3500
|
| 1608-F |
MEX counting
|
combinatorics
dp
implementation
|
3200
|
| 1608-E |
The Cells on the Paper
|
binary search
implementation
sortings
|
2800
|
| 1608-D |
Dominoes
|
combinatorics
fft
graphs
+2
|
2400
|
| 1608-C |
Game Master
|
data structures
dfs and similar
dp
+3
|
1700
|
| 1608-B |
Build the Permutation
|
constructive algorithms
greedy
|
1200
|
| 1608-A |
Find Array
|
constructive algorithms
math
|
800
|
| 1607-H |
Banquet Preparations 2
|
greedy
sortings
two pointers
|
2200
|
| 1607-G |
Banquet Preparations 1
|
greedy
|
2200
|
| 1607-F |
Robot on the Board 2
|
brute force
dfs and similar
graphs
+1
|
2300
|
| 1607-E |
Robot on the Board 1
|
implementation
|
1600
|