March 24, 2024 |
884
|
|
Maximum Length Substring With Two Occurrences
Weekly Contest 390
|
hash table
string
sliding window
|
March 24, 2024 |
1414
|
|
Apply Operations to Make…reater Than or Equal to k
Weekly Contest 390
|
math
greedy
enumeration
|
March 24, 2024 |
1770
|
|
Most Frequent IDs
Weekly Contest 390
|
array
hash table
heap (priority queue)
ordered set
|
March 24, 2024 |
2135
|
|
Longest Common Suffix Queries
Weekly Contest 390
|
array
string
trie
|
March 17, 2024 |
727
|
|
Existence of a Substring…a String and Its Reverse
Weekly Contest 389
|
hash table
string
|
March 17, 2024 |
1189
|
|
Count Substrings Starting…ding with Given Character
Weekly Contest 389
|
math
string
counting
|
March 17, 2024 |
1706
|
|
Minimum Deletions to Make String K-Special
Weekly Contest 389
|
hash table
string
greedy
sorting
counting
|
March 17, 2024 |
2708
|
|
Minimum Moves to Pick K Ones
Weekly Contest 389
|
array
greedy
sliding window
prefix sum
|
March 16, 2024 |
570
|
|
Find the Sum of Encrypted Integers
Biweekly Contest 126
|
array
math
|
March 16, 2024 |
1558
|
|
Mark Elements on Array by Performing Queries
Biweekly Contest 126
|
array
hash table
sorting
heap (priority queue)
simulation
|
March 16, 2024 |
1894
|
|
Replace Question Marks in…ing to Minimize Its Value
Biweekly Contest 126
|
hash table
string
greedy
sorting
heap (priority queue)
counting
|
March 16, 2024 |
2257
|
|
Find the Sum of the Power of All Subsequences
Biweekly Contest 126
|
array
dynamic programming
|
March 10, 2024 |
754
|
|
Apple Redistribution into Boxes
Weekly Contest 388
|
array
greedy
sorting
|
March 10, 2024 |
1181
|
|
Maximize Happiness of Selected Children
Weekly Contest 388
|
array
greedy
sorting
|
March 10, 2024 |
1582
|
|
Shortest Uncommon Substring in an Array
Weekly Contest 388
|
array
hash table
string
trie
|
March 10, 2024 |
2587
|
|
Maximum Strength of K Disjoint Subarrays
Weekly Contest 388
|
array
dynamic programming
prefix sum
|
March 3, 2024 |
696
|
|
Distribute Elements Into Two Arrays I
Weekly Contest 387
|
array
simulation
|
March 3, 2024 |
1465
|
|
Count Submatrices with To…ement and Sum Less Than k
Weekly Contest 387
|
array
matrix
prefix sum
|
March 3, 2024 |
1695
|
|
Minimum Operations to Write the Letter Y on a Grid
Weekly Contest 387
|
array
hash table
matrix
counting
|
March 3, 2024 |
2087
|
|
Distribute Elements Into Two Arrays II
Weekly Contest 387
|
array
binary indexed tree
segment tree
simulation
|
March 2, 2024 |
649
|
|
Minimum Operations to Exceed Threshold Value I
Biweekly Contest 125
|
array
|
March 2, 2024 |
1365
|
|
Minimum Operations to Exceed Threshold Value II
Biweekly Contest 125
|
array
heap (priority queue)
simulation
|
March 2, 2024 |
1945
|
|
Count Pairs of Connectabl…n a Weighted Tree Network
Biweekly Contest 125
|
array
tree
depth-first search
|
March 2, 2024 |
2332
|
|
Find the Maximum Sum of Node Values
Biweekly Contest 125
|
array
dynamic programming
greedy
bit manipulation
tree
sorting
|
Feb. 25, 2024 |
733
|
|
Split the Array
Weekly Contest 386
|
array
hash table
counting
|
Feb. 25, 2024 |
1570
|
|
Find the Largest Area of…are Inside Two Rectangles
Weekly Contest 386
|
array
math
geometry
|
Feb. 25, 2024 |
2271
|
|
Earliest Second to Mark Indices I
Weekly Contest 386
|
array
binary search
|
Feb. 25, 2024 |
3122
|
|
Earliest Second to Mark Indices II
Weekly Contest 386
|
array
binary search
greedy
heap (priority queue)
|
Feb. 18, 2024 |
751
|
|
Count Prefix and Suffix Pairs I
Weekly Contest 385
|
array
string
trie
rolling hash
string matching
hash function
|
Feb. 18, 2024 |
1642
|
|
Find the Length of the Longest Common Prefix
Weekly Contest 385
|
array
hash table
string
trie
|
Feb. 18, 2024 |
1684
|
|
Most Frequent Prime
Weekly Contest 385
|
array
hash table
math
matrix
counting
enumeration
number theory
|
Feb. 18, 2024 |
2348
|
|
Count Prefix and Suffix Pairs II
Weekly Contest 385
|
array
string
trie
rolling hash
string matching
hash function
|
Feb. 17, 2024 |
716
|
|
Maximum Number of Operations With the Same Score I
Biweekly Contest 124
|
array
simulation
|
Feb. 17, 2024 |
1335
|
|
Apply Operations to Make String Empty
Biweekly Contest 124
|
array
hash table
sorting
counting
|
Feb. 17, 2024 |
1661
|
|
Maximum Number of Operati…ns With the Same Score II
Biweekly Contest 124
|
array
dynamic programming
memoization
|
Feb. 17, 2024 |
2254
|
|
Maximize Consecutive Elem…Array After Modification
Biweekly Contest 124
|
array
dynamic programming
sorting
|
Feb. 11, 2024 |
724
|
|
Modify the Matrix
Weekly Contest 384
|
array
matrix
|
Feb. 11, 2024 |
1278
|
|
Number of Subarrays That Match a Pattern I
Weekly Contest 384
|
array
rolling hash
string matching
hash function
|
Feb. 11, 2024 |
1828
|
|
Maximum Palindromes After Operations
Weekly Contest 384
|
array
hash table
string
greedy
sorting
counting
|
Feb. 11, 2024 |
1871
|
|
Number of Subarrays That Match a Pattern II
Weekly Contest 384
|
array
rolling hash
string matching
hash function
|
Feb. 4, 2024 |
541
|
|
Ant on the Boundary
Weekly Contest 383
|
array
simulation
prefix sum
|
Feb. 4, 2024 |
1623
|
|
Minimum Time to Revert Word to Initial State I
Weekly Contest 383
|
string
rolling hash
string matching
hash function
|
Feb. 4, 2024 |
1850
|
|
Find the Grid of Region Average
Weekly Contest 383
|
array
matrix
|
Feb. 4, 2024 |
2274
|
|
Minimum Time to Revert Word to Initial State II
Weekly Contest 383
|
string
rolling hash
string matching
hash function
|
Feb. 3, 2024 |
539
|
|
Type of Triangle II
Biweekly Contest 123
|
array
math
sorting
|
Feb. 3, 2024 |
1704
|
|
Find the Number of Ways to Place People I
Biweekly Contest 123
|
array
math
geometry
sorting
enumeration
|
Feb. 3, 2024 |
1850
|
|
Maximum Good Subarray Sum
Biweekly Contest 123
|
array
hash table
prefix sum
|
Feb. 3, 2024 |
2057
|
|
Find the Number of Ways to Place People II
Biweekly Contest 123
|
array
math
geometry
sorting
enumeration
|
Jan. 28, 2024 |
610
|
|
Number of Changing Keys
Weekly Contest 382
|
string
|
Jan. 28, 2024 |
1552
|
|
Alice and Bob Playing Flower Game
Weekly Contest 382
|
math
|
more
loading
|