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Problemset
32 problems · filtered by 2 tags
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Name
✎
Rating
↕
Solved
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2209E
A Trivial String Problem
brute force
dp
hashing
string suffix structures
strings
+
2200
2k
2205E
Simons and Dividing the Rhythm
combinatorics
data structures
dp
dsu
math
string suffix structures
strings
+
2100
1.8k
2196E2
Fuzzy Concatenation (Hard version)
binary search
bitmasks
data structures
dp
greedy
string suffix structures
+
3000
238
2144F
Bracket Groups
brute force
constructive algorithms
dp
string suffix structures
strings
+
2700
1.1k
2045H
Missing Separators
dp
sortings
string suffix structures
strings
+
2200
812
1968G1
Division + LCP (easy version)
binary search
data structures
dp
hashing
string suffix structures
strings
+
1900
5.4k
1968G2
Division + LCP (hard version)
binary search
brute force
data structures
dp
hashing
math
string suffix structures
strings
+
2200
2.6k
1916H2
Matrix Rank (Hard Version)
combinatorics
dp
math
matrices
string suffix structures
+
2700
681
1739F
Keyboard Design
bitmasks
data structures
dp
string suffix structures
strings
+
2600
671
1721E
Prefix Function Queries
dfs and similar
dp
hashing
string suffix structures
strings
trees
+
2200
2.7k
1562E
Rescue Niwen!
dp
greedy
string suffix structures
strings
+
2500
1.6k
1537E1
Erase and Extend (Easy Version)
binary search
brute force
dp
greedy
hashing
implementation
string suffix structures
strings
two pointers
+
1600
16.9k
1511F
Chainword
brute force
data structures
dp
matrices
string suffix structures
strings
+
2700
598
1400F
x-prime Substrings
brute force
dfs and similar
dp
string suffix structures
strings
+
2800
1.2k
1393E1
Twilight and Ancient Scroll (easier version)
dp
hashing
implementation
string suffix structures
strings
+
2800
482
1393E2
Twilight and Ancient Scroll (harder version)
dp
hashing
implementation
string suffix structures
strings
two pointers
+
3200
521
1387C
Viruses
*special
dp
shortest paths
string suffix structures
+
2900
248
1327G
Letters and Question Marks
bitmasks
dp
string suffix structures
+
2800
592
1129C
Morse Code
binary search
data structures
dp
hashing
sortings
string suffix structures
strings
+
2400
1k
1063F
String Journey
data structures
dp
string suffix structures
+
3300
1.1k
932G
Palindrome Partition
dp
string suffix structures
strings
+
2900
1.2k
906E
Reverses
dp
string suffix structures
strings
+
3300
583
825F
String Compression
dp
hashing
string suffix structures
strings
+
2400
2.1k
822E
Liar
binary search
dp
hashing
string suffix structures
+
2400
1.2k
756D
Bacterial Melee
brute force
combinatorics
dp
string suffix structures
+
2400
1.2k
633C
Spy Syndrome 2
data structures
dp
hashing
implementation
sortings
string suffix structures
strings
+
1900
3.4k
557E
Ann and Half-Palindrome
data structures
dp
graphs
string suffix structures
strings
trees
+
2300
1.3k
432D
Prefixes and Suffixes
dp
string suffix structures
strings
two pointers
+
2000
12.6k
427D
Match & Catch
dp
string suffix structures
strings
+
2200
2.7k
356E
Xenia and String Problem
dp
hashing
implementation
string suffix structures
strings
+
3000
566
126B
Password
binary search
dp
hashing
string suffix structures
strings
+
1700
26.1k
86C
Genetic engineering
dp
string suffix structures
trees
+
2500
946
showing 1–32 of 32