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47 problems · filtered by 4 tags
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✎
Rating
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2228C1
Cirno and Number (Easy Version)
binary search
brute force
dp
greedy
implementation
+
1500
8k
2215D
EXPloration, EXPloitation, and Gain Some EXPerience!
bitmasks
brute force
dp
greedy
implementation
+
2800
162
2159B
Rectangles
brute force
data structures
dp
dsu
greedy
implementation
two pointers
+
2100
3.4k
2157E
Adjusting Drones
binary search
brute force
data structures
dp
dsu
greedy
implementation
sortings
+
1900
4.6k
2127H
23 Rises Again
brute force
dfs and similar
dp
flows
graph matchings
graphs
greedy
implementation
probabilities
trees
+
3100
1.9k
2108C
Neo's Escape
binary search
brute force
data structures
dp
dsu
graphs
greedy
implementation
+
1500
15.1k
2104B
Move to the End
brute force
data structures
dp
greedy
implementation
+
1000
21.3k
2053F
Earnest Matrix Complement
brute force
data structures
dp
greedy
implementation
math
+
2600
963
2043F
Nim
bitmasks
brute force
combinatorics
dp
games
greedy
implementation
shortest paths
+
2700
918
2021E1
Digital Village (Easy Version)
brute force
data structures
dfs and similar
dp
dsu
fft
graphs
greedy
implementation
math
trees
+
2300
2k
2013F1
Game in Tree (Easy Version)
binary search
brute force
data structures
dp
games
greedy
implementation
trees
+
2700
679
2008E
Alternating String
brute force
data structures
dp
greedy
implementation
strings
+
1500
13.8k
1990D
Grid Puzzle
bitmasks
brute force
dp
greedy
implementation
+
1800
7.9k
1986D
Mathematical Problem
brute force
dp
greedy
implementation
math
two pointers
+
1400
18.2k
1978E
Computing Machine
brute force
data structures
dp
greedy
implementation
+
2000
4.7k
1956D
Nene and the Mex Operator
bitmasks
brute force
constructive algorithms
divide and conquer
dp
greedy
implementation
math
+
2000
4.9k
1948B
Array Fix
brute force
dp
greedy
implementation
+
1100
26.5k
1914D
Three Activities
brute force
dp
greedy
implementation
sortings
+
1200
40.7k
1808C
Unlucky Numbers
brute force
dp
greedy
implementation
+
1900
4.4k
1807G1
Subsequence Addition (Easy Version)
brute force
data structures
dp
greedy
implementation
sortings
+
1100
22.7k
1804D
Accommodation
brute force
dp
greedy
implementation
+
2000
5.3k
1789F
Serval and Brain Power
bitmasks
brute force
dp
greedy
implementation
strings
+
2700
1k
1748C
Zero-Sum Prefixes
brute force
data structures
dp
greedy
implementation
+
1600
13.3k
1737D
Ela and the Wiring Wizard
brute force
dp
graphs
greedy
implementation
shortest paths
+
2200
2.1k
1732B
Ugu
brute force
dp
greedy
implementation
+
900
17.5k
1697E
Coloring
brute force
combinatorics
constructive algorithms
dp
geometry
graphs
greedy
implementation
math
+
2400
1.5k
1696H
Maximum Product?
brute force
combinatorics
dp
greedy
implementation
math
two pointers
+
3500
215
1659C
Line Empire
binary search
brute force
dp
greedy
implementation
math
+
1500
15.8k
1644C
Increase Subarray Sums
brute force
dp
greedy
implementation
+
1400
15.1k
1620C
BA-String
brute force
dp
greedy
implementation
math
+
1800
7.3k
1580A
Portal
brute force
data structures
dp
greedy
implementation
+
1700
3.9k
1537E1
Erase and Extend (Easy Version)
binary search
brute force
dp
greedy
hashing
implementation
string suffix structures
strings
two pointers
+
1600
16.9k
1512F
Education
brute force
dp
greedy
implementation
+
1900
6.9k
1499B
Binary Removals
brute force
dp
greedy
implementation
+
1000
22.1k
1491C
Pekora and Trampoline
brute force
data structures
dp
greedy
implementation
+
1700
8.4k
1406B
Maximum Product
brute force
dp
greedy
implementation
sortings
+
1200
24.7k
1391D
505
bitmasks
brute force
constructive algorithms
dp
greedy
implementation
+
2000
5.8k
1380C
Create The Teams
brute force
dp
greedy
implementation
sortings
+
1400
23k
1359B
New Theatre Square
brute force
dp
greedy
implementation
two pointers
+
1000
29.6k
1323A
Even Subset Sum Problem
brute force
dp
greedy
implementation
+
800
21k
1248D1
The World Is Just a Programming Task (Easy Version)
brute force
dp
greedy
implementation
+
2000
2.6k
1202C
You Are Given a WASD-string...
brute force
data structures
dp
greedy
implementation
math
strings
+
2100
2.8k
1070G
Monsters and Potions
brute force
dp
greedy
implementation
+
2300
948
1051C
Vasya and Multisets
brute force
dp
greedy
implementation
math
+
1500
10k
552E
Vanya and Brackets
brute force
dp
expression parsing
greedy
implementation
strings
+
2100
1.8k
550A
Two Substrings
brute force
dp
greedy
implementation
strings
+
1500
44.4k
548B
Mike and Fun
brute force
dp
greedy
implementation
+
1400
9.1k
showing 1–47 of 47