|
Nov. 25, 2024
|
2686
|
|
3368
|
First Letter Capitalization
database
|
database
|
|
Nov. 24, 2024
|
818
|
|
3364
|
Minimum Positive Sum Subarray
Weekly Contest 425
|
|
|
Nov. 24, 2024
|
1399
|
|
3365
|
Rearrange K Substrings to Form Target String
Weekly Contest 425
|
|
|
Nov. 24, 2024
|
2043
|
|
3366
|
Minimum Array Sum
Weekly Contest 425
|
|
|
Nov. 24, 2024
|
2623
|
|
3367
|
Maximize Sum of Weights after Edge Removals
Weekly Contest 425
|
|
|
Nov. 23, 2024
|
703
|
|
3360
|
Stone Removal Game
Biweekly Contest 144
|
|
|
Nov. 23, 2024
|
1478
|
|
3361
|
Shift Distance Between Two Strings
Biweekly Contest 144
|
|
|
Nov. 23, 2024
|
2398
|
|
3362
|
Zero Array Transformation III
Biweekly Contest 144
|
|
|
Nov. 23, 2024
|
2416
|
|
3363
|
Find the Maximum Number of Fruits Collected
Biweekly Contest 144
|
|
|
Nov. 21, 2024
|
2561
|
|
3359
|
Find Sorted Submatrices W…Maximum Element at Most K
|
|
|
Nov. 18, 2024
|
1142
|
|
3358
|
Books with NULL Ratings
database
|
database
|
|
Nov. 17, 2024
|
1035
|
|
3354
|
Make Array Elements Equal to Zero
Weekly Contest 424
|
array
simulation
prefix sum
|
|
Nov. 17, 2024
|
1546
|
|
3355
|
Zero Array Transformation I
Weekly Contest 424
|
array
prefix sum
|
|
Nov. 17, 2024
|
1791
|
|
3356
|
Zero Array Transformation II
Weekly Contest 424
|
array
binary search
prefix sum
|
|
Nov. 17, 2024
|
2884
|
|
3357
|
Minimize the Maximum Adjacent Element Difference
Weekly Contest 424
|
array
binary search
greedy
|
|
Nov. 15, 2024
|
1169
|
|
3353
|
Minimum Total Operations
|
array
|
|
Nov. 10, 2024
|
623
|
|
3349
|
Adjacent Increasing Subarrays Detection I
Weekly Contest 423
|
array
|
|
Nov. 10, 2024
|
1521
|
|
3350
|
Adjacent Increasing Subarrays Detection II
Weekly Contest 423
|
array
binary search
|
|
Nov. 10, 2024
|
2091
|
|
3351
|
Sum of Good Subsequences
Weekly Contest 423
|
array
hash table
dynamic programming
|
|
Nov. 10, 2024
|
2482
|
|
3352
|
Count K-Reducible Numbers Less Than N
Weekly Contest 423
|
math
string
dynamic programming
combinatorics
|
|
Nov. 9, 2024
|
475
|
|
3345
|
Smallest Divisible Digit Product I
Biweekly Contest 143
|
math
enumeration
|
|
Nov. 9, 2024
|
1856
|
|
3346
|
Maximum Frequency of an E…r Performing Operations I
Biweekly Contest 143
|
array
binary search
sliding window
sorting
prefix sum
|
|
Nov. 9, 2024
|
2121
|
|
3347
|
Maximum Frequency of an E…Performing Operations II
Biweekly Contest 143
|
array
binary search
sliding window
sorting
prefix sum
|
|
Nov. 9, 2024
|
3109
|
|
3348
|
Smallest Divisible Digit Product II
Biweekly Contest 143
|
math
string
backtracking
greedy
number theory
|
|
Nov. 8, 2024
|
1917
|
|
3344
|
Maximum Sized Array
|
binary search
bit manipulation
|
|
Nov. 3, 2024
|
562
|
|
3340
|
Check Balanced String
Weekly Contest 422
|
string
|
|
Nov. 3, 2024
|
1640
|
|
3341
|
Find Minimum Time to Reach Last Room I
Weekly Contest 422
|
array
graph
heap (priority queue)
matrix
shortest path
|
|
Nov. 3, 2024
|
1792
|
|
3342
|
Find Minimum Time to Reach Last Room II
Weekly Contest 422
|
array
graph
heap (priority queue)
matrix
shortest path
|
|
Nov. 3, 2024
|
2627
|
|
3343
|
Count Number of Balanced Permutations
Weekly Contest 422
|
math
string
dynamic programming
combinatorics
|
|
Oct. 31, 2024
|
1913
|
|
3339
|
Find the Number of K-Even Arrays
|
dynamic programming
|
|
Oct. 29, 2024
|
2029
|
|
3338
|
Second Highest Salary II
database
|
database
|
|
Oct. 27, 2024
|
1001
|
|
3334
|
Find the Maximum Factor Score of Array
Weekly Contest 421
|
array
math
number theory
|
|
Oct. 27, 2024
|
1687
|
|
3335
|
Total Characters in String After Transformations I
Weekly Contest 421
|
hash table
math
string
dynamic programming
counting
|
|
Oct. 27, 2024
|
2376
|
|
3336
|
Find the Number of Subsequences With Equal GCD
Weekly Contest 421
|
array
math
dynamic programming
number theory
|
|
Oct. 27, 2024
|
2400
|
|
3337
|
Total Characters in Strin…After Transformations II
Weekly Contest 421
|
hash table
math
string
dynamic programming
counting
|
|
Oct. 26, 2024
|
715
|
|
3330
|
Find the Original Typed String I
Biweekly Contest 142
|
string
|
|
Oct. 26, 2024
|
1785
|
|
3332
|
Maximum Points Tourist Can Earn
Biweekly Contest 142
|
array
dynamic programming
matrix
|
|
Oct. 26, 2024
|
2027
|
|
3331
|
Find Subtree Sizes After Changes
Biweekly Contest 142
|
array
hash table
string
tree
depth-first search
|
|
Oct. 26, 2024
|
2634
|
|
3333
|
Find the Original Typed String II
Biweekly Contest 142
|
string
dynamic programming
prefix sum
|
|
Oct. 23, 2024
|
2627
|
|
3329
|
Count Substrings With K-Frequency Characters II
|
sliding window
hash table
string
|
|
Oct. 21, 2024
|
1904
|
|
3328
|
Find Cities in Each State II
database
|
database
|
|
Oct. 20, 2024
|
910
|
|
3324
|
Find the Sequence of Stri…gs Appeared on the Screen
Weekly Contest 420
|
string
simulation
|
|
Oct. 20, 2024
|
1318
|
|
3325
|
Count Substrings With K-Frequency Characters I
Weekly Contest 420
|
hash table
string
sliding window
|
|
Oct. 20, 2024
|
1794
|
|
3326
|
Minimum Division Operatio…Make Array Non Decreasing
Weekly Contest 420
|
array
math
greedy
number theory
|
|
Oct. 20, 2024
|
2475
|
|
3327
|
Check if DFS Strings Are Palindromes
Weekly Contest 420
|
array
hash table
string
tree
depth-first search
hash function
|
|
Oct. 15, 2024
|
2000
|
|
3323
|
Minimize Connected Groups by Inserting Interval
|
array
binary search
sorting
sliding window
|
|
Oct. 13, 2024
|
1910
|
|
3322
|
Premier League Table Ranking III
database
|
database
|
|
Oct. 13, 2024
|
1041
|
|
3318
|
Find X-Sum of All K-Long Subarrays I
Weekly Contest 419
|
array
hash table
sliding window
heap (priority queue)
|
|
Oct. 13, 2024
|
1415
|
|
3319
|
K-th Largest Perfect Subtree Size in Binary Tree
Weekly Contest 419
|
tree
depth-first search
sorting
binary tree
|
|
Oct. 13, 2024
|
2103
|
|
3320
|
Count The Number of Winning Sequences
Weekly Contest 419
|
string
dynamic programming
|
|
more
loading
|
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