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32 problems · filtered by 3 tags
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Name
✎
Rating
↕
Solved
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2244E
Masha and the Garland
data structures
dp
greedy
implementation
math
number theory
strings
+
unrated
7.6k
2205E
Simons and Dividing the Rhythm
combinatorics
data structures
dp
dsu
math
string suffix structures
strings
+
2100
1.8k
2196D
Double Bracket Sequence
data structures
dp
expression parsing
flows
greedy
strings
+
2500
1.1k
2008E
Alternating String
brute force
data structures
dp
greedy
implementation
strings
+
1500
13.8k
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
1917B
Erase First or Second Letter
brute force
combinatorics
data structures
dp
strings
+
1100
38.7k
1827C
Palindrome Partition
binary search
brute force
data structures
dp
hashing
strings
+
2600
1.8k
1771D
Hossam and (sub-)palindromic tree
brute force
data structures
dfs and similar
dp
strings
trees
+
2100
3.3k
1750E
Bracket Cost
binary search
data structures
divide and conquer
dp
greedy
strings
+
2400
1.7k
1739F
Keyboard Design
bitmasks
data structures
dp
string suffix structures
strings
+
2600
671
1720D2
Xor-Subsequence (hard version)
bitmasks
data structures
dp
strings
trees
+
2400
2.3k
1714D
Color with Occurrences
brute force
data structures
dp
greedy
strings
+
1600
10.5k
1511F
Chainword
brute force
data structures
dp
matrices
string suffix structures
strings
+
2700
598
1506G
Maximize the Remaining String
brute force
data structures
dp
greedy
strings
+
2000
4.9k
1473D
Program
data structures
dp
implementation
strings
+
1700
11.1k
1416C
XOR Inverse
bitmasks
data structures
divide and conquer
dp
greedy
math
sortings
strings
trees
+
2000
5.2k
1366G
Construct the String
data structures
dp
strings
+
2700
649
1252D
Find String in a Grid
data structures
dp
strings
trees
+
3000
496
1202C
You Are Given a WASD-string...
brute force
data structures
dp
greedy
implementation
math
strings
+
2100
2.8k
1129C
Morse Code
binary search
data structures
dp
hashing
sortings
string suffix structures
strings
+
2400
1k
1051E
Vasya and Big Integers
binary search
data structures
dp
hashing
strings
+
2600
1.3k
979D
Kuro and GCD and XOR and SUM
binary search
bitmasks
brute force
data structures
dp
dsu
greedy
math
number theory
strings
trees
+
2200
2.3k
965E
Short Code
data structures
dp
greedy
strings
trees
+
2200
2k
900E
Maximum Questions
data structures
dp
strings
+
2100
1.4k
696D
Legen...
data structures
dp
matrices
strings
+
2500
1.7k
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
223B
Two Strings
data structures
dp
strings
+
1900
2k
163E
e-Government
data structures
dfs and similar
dp
strings
trees
+
2800
2.3k
79C
Beaver
data structures
dp
greedy
hashing
strings
two pointers
+
1800
2.1k
5C
Longest Regular Bracket Sequence
constructive algorithms
data structures
dp
greedy
sortings
strings
+
1900
18.8k
showing 1–32 of 32