| 1 |
Two Sums |
| 2 |
Add Two Numbers |
| 3 |
Longest Substring Without Repeating Characters |
| 4 |
Median of Two Sorted Arrays |
| 7 |
Reverse Integer |
| 8 |
String to Integer (atoi) |
| 9 |
Palindrome Number |
| 11 |
Container With Most Water |
| 12 |
Integer to Roman |
| 13 |
Roman to Integer |
| 14 |
Longest Common Prefix |
| 15 |
3Sum |
| 17 |
Letter Combinations of a Phone Number |
| 18 |
4Sum |
| 19 |
Remove Nth Node From End of List |
| 20 |
Valid Parentheses |
| 21 |
Merge Two Sorted Lists |
| 22 |
Generate Parentheses |
| 24 |
Swap Nodes in Pairs |
| 26 |
Remove Duplicates From Sorted Array |
| 27 |
Remove Element |
| 28 |
Implement strStr |
| 29 |
Divide Two Integers |
| 34 |
Find First and Last Position of Element in Sorted Array |
| 35 |
Search Insert Position |
| 36 |
Valid Sudoku |
| 37 |
Sudoku Solver |
| 39 |
Combination Sum |
| 41 |
First Missing Positive |
| 42 |
Trapping Rain Water |
| 43 |
Multiply Strings |
| 46 |
Permutations |
| 47 |
Permutations II |
| 48 |
Rotate Image |
| 49 |
Group Anagrams |
| 50 |
Length of Last Word |
| 53 |
Maximum Subarray |
| 54 |
Spiral Matrix |
| 56 |
Merge Intervals |
| 59 |
Spiral Matrix II |
| 66 |
Plus One |
| 67 |
Add Binary |
| 69 |
Sqrt(x) |
| 70 |
Climbing Stairs |
| 73 |
Set Matrix Zeroes |
| 74 |
Search a 2D Matrix |
| 75 |
Sort Colors |
| 77 |
Combinations |
| 78 |
Subsets |
| 79 |
Word Search |
| 83 |
Remove Duplicates from Sorted List |
| 88 |
Merge Sorted Array |
| 90 |
Subsets II |
| 94 |
Binary Tree Inorder Traversal |
| 98 |
Validate Binary Search Tree |
| 100 |
Same Tree |
| 101 |
Symmetric Tree |
| 104 |
Maximum Depth of Binary Tree |
| 108 |
Convert Sorted Array to Binary Search Tree |
| 109 |
Convert Sorted List to Binary Search Tree |
| 110 |
Balanced Binary Tree |
| 111 |
Minimum Depth of Binary Tree |
| 112 |
Path Sum |
| 118 |
Pascal´s Triangle |
| 119 |
Pascal´s Triangle II |
| 121 |
Best Time to Buy and Sell Stock |
| 125 |
Valid Palindrome |
| 129 |
Sum Root to Leaf Numbers |
| 130 |
Surrounded Regions |
| 136 |
Single Number |
| 137 |
Single Number 2 |
| 141 |
Linked List Cycle |
| 144 |
Binary Tree Preorder Traversal |
| 145 |
Binary Tree Postorder Traversal |
| 146 |
LRU Cache |
| 151 |
Reverse Words in a String |
| 155 |
Min Stack |
| 160 |
Intersection of Two Linked Lists |
| 162 |
Find Peak Element |
| 167 |
Two Sum II - Input Array is Sorted |
| 168 |
Excel Sheet Column Title |
| 169 |
Majority Element |
| 171 |
Excel Sheet Column Number |
| 172 |
Factorial Trailing Zeroes |
| 187 |
Repeated DNA Sequences |
| 189 |
Rotate Array |
| 190 |
Reverse Bits |
| 191 |
Number of 1 Bits |
| 200 |
Number of Islands |
| 201 |
Bitwise AND of Numbers Range |
| 202 |
Happy Number |
| 203 |
Remove Linked List Elements |
| 204 |
Count Primes |
| 205 |
Isomorphic Strings |
| 206 |
Reverse Linked List |
| 215 |
Kth Largest Element in an Array |
| 217 |
Contains Duplicate |
| 219 |
Contains Duplicates II |
| 222 |
Count Complete Tree Nodes |
| 223 |
Rectangle Area |
| 225 |
Implement Stack Using Queues |
| 226 |
Invert Binary Tree |
| 228 |
Summary Ranges |
| 229 |
Majority Element II |
| 230 |
Kth Smallest Element in a BST |
| 231 |
Power of Two |
| 232 |
Implement Queue using Stacks |
| 234 |
Palindrome Linked List |
| 238 |
Product of Array Except Self |
| 242 |
Valid Anagram |
| 257 |
Binary Tree Paths |
| 258 |
Add Digits |
| 260 |
Single Number 3 |
| 263 |
Ugly Number |
| 268 |
Missing Number |
| 274 |
H-Index |
| 278 |
First Bad Version |
| 283 |
Move Zeros |
| 284 |
Peeking Iterator |
| 287 |
Find the Duplicate Number |
| 290 |
Word Pattern |
| 292 |
Nim Game |
| 295 |
Find Median from Data Stream |
| 303 |
Range Sum Query - Immutable |
| 319 |
Bulb Switcher |
| 326 |
Power of Three |
| 338 |
Counting Bits |
| 342 |
Power of Four |
| 344 |
Reverse String |
| 345 |
Reverse Vowels of a String |
| 347 |
Top K Frequent Elements |
| 349 |
Intersection of Two Arrays |
| 350 |
Intersection of Two Arrays II |
| 367 |
Valid Perfect Square |
| 371 |
Sum of Two Integers |
| 374 |
Guess Number Higher or Lower |
| 378 |
Kth Smallest Element in a Sorted Matrix |
| 383 |
Ransom Note |
| 384 |
Shuffle an Array |
| 386 |
Lexicographical Numbers |
| 387 |
First Unique Character in a String |
| 389 |
Find the Difference |
| 392 |
Is Subsequence |
| 397 |
Integer Replacement |
| 404 |
Sum of Left Leaves |
| 405 |
Convert a Number to Hexadecimal |
| 409 |
Longest Palindrome |
| 412 |
Fizz Buzz |
| 414 |
Third Maximum Number |
| 415 |
Add Strings |
| 419 |
Battleship in a Board |
| 434 |
Number of Segments in a String |
| 441 |
Arranging Coins |
| 442 |
Find all Duplicates in an Array |
| 448 |
Find All Numbers Disappeared in an Array |
| 451 |
Sort Characters by Frequency |
| 455 |
Assign Cookies |
| 459 |
Repeated Substring Pattern |
| 461 |
Hamming Distance |
| 463 |
Island Perimeter |
| 476 |
Number Complement |
| 478 |
Generate Random Point in a Circle |
| 482 |
License Key Formatting |
| 485 |
Max Consecutive Ones |
| 492 |
Construct the Rectangle |
| 495 |
Teemo Attacking |
| 496 |
Next Greater Element I |
| 500 |
Keyboard Row |
| 501 |
Find Mode in Binary Search Tree |
| 504 |
Base 7 |
| 506 |
Relative Ranks |
| 507 |
Perfect Number |
| 509 |
Fibonacci Number |
| 515 |
Find Largest Value in Each Tree Row |
| 520 |
Detect Capital |
| 521 |
Longest Uncommon Subsequence I |
| 530 |
Minimum Absolute Difference in BST |
| 535 |
Encode and Decode TinyURL |
| 540 |
Single Element in a Sorted Array |
| 541 |
Reverse String II |
| 543 |
Diameter of Binary Tree |
| 551 |
Student Attendance Record I |
| 557 |
Reverse Words in a String III |
| 559 |
Maximum Depth of N-ary Tree |
| 561 |
Array Partition |
| 563 |
Binary Tree Tilt |
| 566 |
Reshape the Matrix |
| 572 |
Subtree of Another Tree |
| 575 |
Distribute Candies |
| 589 |
N-Ary Tree Preorder Traversal |
| 590 |
N-Ary Tree Postorder Traversal |
| 593 |
Valid Square |
| 594 |
Longest Harmonious Subsequence |
| 598 |
Range Addition II |
| 599 |
Minimum Index Sum of Two Lists |
| 605 |
Can Place Flowers |
| 617 |
Merge Two Binary Trees |
| 628 |
Maximum Product of Three Numbers |
| 633 |
Sum of Square Numbers |
| 637 |
Average of Levels in Binary Tree |
| 643 |
Maximum Average Subarray I |
| 645 |
Set Missmatch |
| 648 |
Replace Words |
| 653 |
Two Sums IV - Input is a BST |
| 654 |
Maximum Binary Tree |
| 657 |
Robot Return to Origin |
| 661 |
Image Smoother |
| 665 |
Non-decreasing Array |
| 671 |
Second Minimum Node in a Binary Tree |
| 674 |
Longest Continuous Increasing Subsequence |
| 680 |
Valid Palindrome II |
| 682 |
Baseball Game |
| 692 |
Top K Frequent Words |
| 693 |
Binary Number with Alternating Bits |
| 695 |
Max Area of Island |
| 700 |
Search in a Binary Search Tree |
| 701 |
Insert into a Binary Search Tree |
| 703 |
Kth Largest Element in a Stream |
| 704 |
Binary Search |
| 705 |
Design HashSet |
| 706 |
Design HashMap |
| 709 |
To Lower Case |
| 717 |
1-bit and 2-bit Characters |
| 724 |
Find Pivot Index |
| 728 |
Self Dividing Numbers |
| 729 |
My Calendar I |
| 735 |
Asteroid Collision |
| 744 |
Find Smallest Letter Greater Than Target |
| 746 |
Min Cost Climbing Stairs |
| 747 |
Largest Number at Least Twice of Others |
| 748 |
Shortest Completing Word |
| 762 |
Prime Number of Set Bits in Binary Representation |
| 766 |
Toeplitz Matrix |
| 771 |
Jewels and Stones |
| 783 |
Minimum Distance Between BST Nodes |
| 784 |
Letter Case Permutation |
| 788 |
Rotated Digits |
| 796 |
Rotate String |
| 804 |
Unique Morse Code Words |
| 806 |
Number of Lines To Write String |
| 812 |
Largest Triangle Area |
| 814 |
Binary Tree Pruning |
| 819 |
Most Common Word |
| 821 |
Shortest Distance to a Character |
| 824 |
Goat Latin |
| 830 |
Positions of Large Groups |
| 832 |
Flipping an Image |
| 836 |
Rectangle Overlap |
| 844 |
Backspace String Compare |
| 852 |
Peak Index in a Mountain Array |
| 859 |
Buddy Strings |
| 860 |
Lemonade Change |
| 867 |
Transpose Matrix |
| 868 |
Binary Gap |
| 872 |
Leaf Similar Trees |
| 873 |
Length of Longest Fibonacci Subsequence |
| 876 |
Middle of the Linked List |
| 877 |
Stone Game |
| 881 |
Boats to Save People |
| 883 |
Projection Area of 3D Shapes |
| 884 |
Uncommon Words from Two Sentences |
| 888 |
Fair Candy Swap |
| 890 |
Find and Replace Pattern |
| 892 |
Surface Area of 3D Shapes |
| 896 |
Monotonic Array |
| 905 |
Sort Array By Parity |
| 908 |
Smallest Range I |
| 912 |
Sort an Array |
| 914 |
X of a Kind in a Deck of Cards |
| 917 |
Reverse Only Letters |
| 921 |
Minimum Add to Make Parentheses Valid |
| 922 |
Sort Array By Parity II |
| 925 |
Long Pressed Name |
| 929 |
Unique Email Addresses |
| 933 |
Number of Recent Calls |
| 938 |
Range Sum of BST |
| 941 |
Valid Mountain Array |
| 942 |
DI String Match |
| 944 |
Delete Column to Make Sorted |
| 946 |
Validate Stack Sequences |
| 949 |
Largest Time for Given Digits |
| 961 |
N-Repeated Element in Size 2N Array |
| 965 |
Univalued Binary Tree |
| 973 |
K Closest Points to Origin |
| 976 |
Largest Perimeter Triangle |
| 977 |
Squares of a Sorted Array |
| 985 |
Sum of Even Numbers After Queries |
| 989 |
Add to Array-Form of Integer |
| 997 |
Find the Town Judge |
| 999 |
Available Captures for Rook |
| 1002 |
Find Common Characters |
| 1005 |
Maximize Sum Of Array After K Negations |
| 1009 |
Complement of Base 10 Integer |
| 1010 |
Pairs of Songs With Total Durations Divisible by 60 |
| 1013 |
Partition Array Into Three Parts With Equal Sum |
| 1018 |
Binary Prefix Divisible By 5 |
| 1021 |
Remove Outermost Parentheses |
| 1022 |
Sum of Root To Leaf Binary Numbers |
| 1025 |
Divisor Game |
| 1030 |
Matrix Cells in Distance Order |
| 1037 |
Valid Boomerang |
| 1038 |
Binary Search Tree to Greater Sum Tree |
| 1046 |
Last Stone Weight |
| 1047 |
Remove All Adjacent Duplicates In String |
| 1051 |
Height Checker |
| 1071 |
Greatest Common Divisor of Strings |
| 1078 |
Occurrences After Bigram |
| 1079 |
Letter Tile Possibilities |
| 1089 |
Duplicate Zeros |
| 1103 |
Distribute Candies to People |
| 1108 |
Defanging an IP Address |
| 1122 |
Relative Sort Array |
| 1128 |
Number of Equivalent Domino Pairs |
| 1137 |
N-th Tribonacci Number |
| 1146 |
Snapshot Array |
| 1154 |
Day of the Year |
| 1155 |
Number of Dice Rolls With Target Sum |
| 1160 |
Find Words That Can Be Formed by Characters |
| 1184 |
Distance Between Bus Stops |
| 1185 |
Day of the Week |
| 1189 |
Maximum Number of Balloons |
| 1200 |
Minimum Absolute Difference |
| 1207 |
Unique Number of Occurrences |
| 1217 |
Minimum Costs to Move Chips to The Same Position |
| 1221 |
Split a String in Balanced Strings |
| 1232 |
Check If It Is a Straight Line |
| 1252 |
Cells with Odd Values in a Matrix |
| 1260 |
Shift 2D Grid |
| 1266 |
Minimum Time Visiting All Points |
| 1275 |
Find Winner on a Tic Tac Toe Game |
| 1276 |
Number of Burgers with No Waste of Ingredients |
| 1281 |
Substract the Product and Sum of Digits of an Integer |
| 1286 |
Iterator for Combination |
| 1287 |
Element Appearing More Than 25% in Sorted Array |
| 1288 |
Remove Covered Intervals |
| 1290 |
Convert Binary Number in a Linked List to Integer |
| 1295 |
Find Numbers with Even Number of Digits |
| 1299 |
Replace Element with Greatest Element on Right Side |
| 1302 |
Deepest Leaves Sum |
| 1304 |
Find N Unique Integers Sum up to Zero |
| 1305 |
All Elements in Two Binary Search Trees |
| 1309 |
Decrypt String from Alphabet to Integer Mapping |
| 1313 |
Decompress Run-Length Encoded List |
| 1315 |
Sum of Nodes with Even-Valued Grandparent |
| 1317 |
Convert Integer to the Sum of Two No-Zero Integers |
| 1324 |
Print Words Vertically |
| 1360 |
Number of Days Between Two Dates |
| 1323 |
Maximum 69 Number |
| 1331 |
Rank Transform of an Array |
| 1332 |
Remove Palindromic Subsequences |
| 1337 |
The K Weakest Rows in a Matrix |
| 1338 |
Reduce Array Size to The Half |
| 1344 |
Angle Between Hands of a Clock |
| 1346 |
Check if N and its Double Exists |
| 1347 |
Minimum Number of Steps to Make Two Strings Anagram |
| 1351 |
Count Negative Numbers in a Sorted Matrix |
| 1356 |
Sort Integers by The Number of 1 Bits |
| 1357 |
Apply Discount every n Orders |
| 1365 |
How Many Numbers Are Smaller Than the Current Number |
| 1366 |
Rank Teams by Votes |
| 1370 |
Increasing Decreasing String |
| 1374 |
Generate a String With Characters That Have Odd Counts |
| 1379 |
Find a Corresponding Node of a Binary Tree in a Clone of That Tree |
| 1380 |
Lucky Numbers in a Matrix |
| 1381 |
Design a Stack With Increment Operation |
| 1385 |
Find the Distance Value Between Two Arrays |
| 1387 |
Sort Integers by The Power Value |
| 1389 |
Create Target Array in the Given Order |
| 1390 |
Four Divisors |
| 1394 |
Find Lucky Integer in an Array |
| 1399 |
Count Largest Group |
| 1401 |
Circle and Rectangle Overlapping |
| 1403 |
Minimum Subsequence in Non-Increasing Order |
| 1408 |
String Matching in an Array |
| 1409 |
Queries on a Permutation With Key |
| 1410 |
HTML Entity Parser |
| 1413 |
Minimum Value to Get Positive Step by Step Sum |
| 1414 |
Find the Minimum Number of Fibonacci Numbers Whose Sum is K |
| 1417 |
Reformat The String |
| 1422 |
Maximum Score After Splitting a String |
| 1431 |
Kids With the Greatest Number of Candies |
| 1432 |
Number of Steps to Reduce a Number to Zero |
| 1436 |
Destination City |
| 1437 |
Check If All 1´s Are at Least Length K Places Away |
| 1446 |
Consecutive Characters |
| 1450 |
Number of Students Doing Homework at a Given Time |
| 1451 |
Rearrange Words in a Sentence |
| 1455 |
Check If a Word Occurs As a Prefix of Any Word in a Sentence |
| 1460 |
Make Two Arrays Equal by Reversing Subarrays |
| 1464 |
Maximum Product of Two Elements in an Array |
| 1470 |
Shuffle the Array |
| 1472 |
Design Browser History |
| 1475 |
Final Prices With a Special Discount in a Shop |
| 1476 |
Subrectangle Queries |
| 1480 |
Running Sum of 1d Array |
| 1481 |
Least Number of Unique Integers after K Removals |
| 1486 |
XOR Operation in an Array |
| 1491 |
Average Salary Excluding the Minimum and Maximum Salary |
| 1492 |
The kth Factor of n |
| 1496 |
Path Crossing |
| 1502 |
Can Make Arithmetic Progression From Sequence |
| 1507 |
Reformat Date |
| 1512 |
Number of Good Pairs |
| 1518 |
Water Bottles |
| 1523 |
Count Odd Numbers in an Interval Range |
| 1528 |
Shuffle String |
| 1534 |
Count Good Triplets |
| 1539 |
Kth Missing Positive Number |
| 1544 |
Make The String Great |
| 1550 |
Three Consecutive Odds |
| 1551 |
Minimum Operations to Make Array Equal |
| 1556 |
Thousand Separator |
| 1561 |
Maximum Number of Coins You Can Get |
| 1566 |
Detect Pattern of Length M Repeated K or More Times |
| 1572 |
Matrix Diagonal Sum |
| 1576 |
Replace All ?´s to Avoid Consecutive Repeating Characters |
| 1582 |
Special Positions in a Binary Matrix |
| 1588 |
Sum of All Odd Length Subarrays |
| 1592 |
Rearrange Spaces Between Words |
| 1603 |
Design Parking System |
| 1605 |
Find Valid Matrix Given Row and Column Sums |
| 1608 |
Special Array With X Elements Greater Than or Equal X |
| 1614 |
Maximum Nesting Depth of the Parentheses |
| 1619 |
Mean of Array After Removing Some Elements |
| 1624 |
Largest Substring Between Two Equal Characters |
| 1629 |
Slowest Key |
| 1630 |
Arithmetic Subarrays |
| 1636 |
Sort Array by Increasing Frequency |
| 1637 |
Widest Vertical Area Between Two Points Containing No Points |
| 1640 |
Check Array Formation Through Concatenation |
| 1647 |
Minimum Deletions to Make Character Frequencies Unique |
| 1652 |
Defuse the Bomb |
| 1656 |
Design an Ordered Stream |
| 1662 |
Check If Two String Arrays are Equivalent |
| 1668 |
Maximum Repeating Substring |
| 1672 |
Richest Customer Wealth |
| 1678 |
Goal Parser Interpretation |
| 1684 |
Count the Number of Consistent Strings |
| 1688 |
Count of Matches in Tournament |
| 1689 |
Partitioning Into Minimum Number of Deci-Binary Numbers |
| 1694 |
Reformat Phone Number |
| 1700 |
Number of Students Unable to Eat Lunch |
| 1704 |
Determine if String Halves are Alike |
| 1710 |
Maximum Units on a Truck |
| 1716 |
Calculate Money in Leetcode Bank |
| 1720 |
Decode XORed Array |
| 1725 |
Number Of Rectangles That Can Form The Largest Square |
| 1732 |
Find the Highest Altitude |
| 1736 |
Latest Time by Replacing Hidden Digits |
| 1742 |
Maximum Number of Balls in a Box |
| 1748 |
Sum of Unique Elements |
| 1752 |
Check if Array is Sorted and Rotated |
| 1753 |
Maximum Score From Removing Stones |
| 1758 |
Minimum Changes to Make Alternating Binary String |
| 1763 |
Longest Nice Substring |
| 1768 |
Merge Strings Alternately |
| 1769 |
Minimum Number of Operations to Move All Balls to Each Box |
| 1773 |
Count Items Matching a Rule |
| 1779 |
Find Nearest Point That Has the Same X or Y Coordinate |
| 1784 |
Check if Binary String Has at Most One Segment of Ones |
| 1790 |
Check if One String Swap Can Make Strings Equal |
| 1791 |
Find Center of Star Graph |
| 1796 |
Second Largest Digit in String |
| 1800 |
Maximum Ascending Subarray Sum |
| 1805 |
Number of Different Integers in a String |
| 1812 |
Determine Color of a Chessboard Square |
| 1816 |
Truncate Sentence |
| 1817 |
Finding the Users Active Minutes |
| 1822 |
Sign of the Product of an Array |
| 1823 |
Find the Winner of the Circular Game |
| 1827 |
Minimum Operations to Make the Array Increasing |
| 1828 |
Queries on Number of Points Inside a Circle |
| 1832 |
Check if Sentence is Pangram |
| 1833 |
Maximum Ice Cream Bars |
| 1837 |
Sum of Digits in Base K |
| 1844 |
Replace All Digits with Characters |
| 1845 |
Seat Reservation Manager |
| 1848 |
Minimum Distance to the Target Element |
| 1859 |
Sorting the Sentence |
| 1860 |
Incremental Memory Leak |
| 1863 |
Sum of All Subset XOR Totals |
| 1869 |
1869_longer_contiguous_segments_of_ones_than_zeros |
| 1876 |
Substrings of Size Three with Distinct Characters |
| 1880 |
Check if Word Equals Summation of Two Words |
| 1886 |
Determine Wheather Matrix Can Be Obtained By Rotation |
| 1887 |
Reduction Operations to Make the Array Elements Equal |
| 1893 |
Check if All the Integers in a Range Are Covered |
| 1898 |
Redistribute Characters to Make All Strings Equal |
| 1903 |
Largest Odd Number in String |
| 1909 |
Remove One Element to Make the Array Strictly Increasing |
| 1910 |
Remove All Occurrences of a String |
| 1913 |
Maximum Product Difference Between Two Pairs |
| 1920 |
Build Array from Permutation |
| 1925 |
Count Square Sum Triples |
| 1929 |
Concatenation of Array |
| 1935 |
Maximum Number of Words You Can Type |
| 1941 |
Check if All Characters have Equal Numnber of Occurrences |
| 1945 |
Sum of Digits of String After Convert |
| 1952 |
Three Divisors |
| 1957 |
Delete Character to Make Fancy String |
| 1961 |
Check If String Is a Prefix of Array |
| 1962 |
Remove Stones to Minimize the Total |
| 1967 |
Number of Strings That Appear as Substrings in Word |
| 1974 |
Minimum Time to Type Word Using Special Typewriter |
| 1979 |
Find Greatest Common Divisor of Array |
| 1984 |
Minimum Difference Between Highest and Lowest of K Scores |
| 1991 |
Find the Middle Index in Array |
| 1995 |
Count Special Quadruplets |
| 2000 |
Reverse Prefix of Word |
| 2006 |
Count Number of Pairs With Absolute Difference K |
| 2011 |
Final Value of Variable After Performing Operations |
| 2016 |
Maximum Difference Between Increasing Elements |
| 2022 |
Convert 1D Array Into 2D Array |
| 2023 |
Number of Pairs of Strings With Concatenation Equal to Target |
| 2027 |
Minimum Moves to Convert String |
| 2032 |
Two Out of Three |
| 2037 |
Minimum Number of Moves to Seat Everyone |
| 2042 |
Check if Numbers Are Ascending in a Sentence |
| 2043 |
Simple Bank System |
| 2047 |
Number of Valid Words in a Sentence |
| 2053 |
Kth Distinct String in an Array |
| 2057 |
Smallest Index With Equal Value |
| 2062 |
Count Vowel Substrings of a String |
| 2068 |
Check Whether Two Strings are Almost Equivalent |
| 2073 |
Time Needed to Buy Tickets |
| 2078 |
Two Furthest Houses With Different Colors |
| 2085 |
Count Common Words With One Occurence |
| 2089 |
Find Target Indices After Sorting Array |
| 2094 |
Finding 3-Digit Even Numbers |
| 2095 |
Delete the Middle Node of a Linked List |
| 2099 |
Find Subsequence of Length K With the Largest Sum |
| 2103 |
Rings and Rods |
| 2108 |
Find First Palindromic String in the Array |
| 2109 |
Adding Spaces to a String |
| 2114 |
Maximum Number of Words Found in Sentence |
| 2119 |
A Number After a Double Reversal |
| 2124 |
Check if All As Appears Before All Bs |
| 2129 |
Capitalize the Title |
| 2133 |
Check if Every Row and Column Contains All Numbers |
| 2138 |
Divide a String Into Groups of Size k |
| 2144 |
Minimum Cost of Buying Candies With Discount |
| 2148 |
Count Elements With Strictly Smaller and Greater Elements |
| 2149 |
Rearrange Array Elements by Sign |
| 2150 |
Find All Lonely Numbers in the Array |
| 2154 |
Keep Multiplying Found Vales by Two |
| 2160 |
Minimum Sum of Four Digit Number After Splitting Digits |
| 2161 |
Partition Array According to Given Pivot |
| 2164 |
Sort Even and Odd Indices Independently |
| 2165 |
Smallest Value of the Rearranged Number |
| 2169 |
Count Operations to Obtain Zero |
| 2176 |
Count Equal and Divisible Pairs in an Array |
| 2177 |
Find Three Consecutive Integers That Sum to a Given Number |
| 2180 |
Count Integers With Even Digit Sum |
| 2181 |
Merge Nodes in Between Zeros |
| 2185 |
Counting Words With a Given Prefix |
| 2190 |
Most Frequent Number Following Key In an Array |
| 2194 |
Cells in a Range on an Excel Sheet |
| 2200 |
Find All K-Distant Indices in an Array |
| 2206 |
Divide Array Into Equal Pairs |
| 2210 |
Count Hills and Valleys in an Array |
| 2215 |
Find the Difference of Two Arrays |
| 2220 |
Minimum Bit Flips to Convert Number |
| 2221 |
Find Triangular Sum of an Array |
| 2224 |
Minimum Number of Operations to Convert Time |
| 2225 |
Find Players With Zero or One Losses |
| 2231 |
Largest Number After Digit Swaps by Parity |
| 2235 |
Add Two Integers |
| 2236 |
Root Equals Sum of Children |
| 2239 |
Find Closest Number to Zero |
| 2241 |
Design an ATM Machine |
| 2243 |
Calculate Digit Sum of a String |
| 2244 |
Minimum Rounds to Complete All Tasks |
| 2248 |
Intersection of Multiple Arrays |
| 2249 |
Count Lattice Points Inside a Circle |
| 2255 |
Count Prefixes of a Given String |
| 2259 |
Remove Digit From Number to Maximize Result |
| 2264 |
Largest 3-Same-Digit Number in String |
| 2269 |
Find the K-Beauty of a Number |
| 2273 |
Find Resultant Array After Removing Anagrams |
| 2278 |
Percentage of Letter in String |
| 2279 |
Maximum Bags With Full Capacity of Rocks |
| 2283 |
Check if Number Has Equal Digit Count and Digit Value |
| 2284 |
Sender With Largest Word Count |
| 2287 |
Rearrange Characters to Make Target String |
| 2288 |
Apply Discount to Prices |
| 2293 |
Min Max Game |
| 2295 |
Replace Elements in an Array |
| 2299 |
Strong Password Checker II |
| 2303 |
Calculate Amount Paid in Taxes |
| 2309 |
Greatest English Letter in Upper and Lower Case |
| 2315 |
Count Asterisks |
| 2319 |
Check if Matrix is X-Matrix |
| 2325 |
Decode the Message |
| 2331 |
Evaluate Boolean Binary Tree |
| 2335 |
Minimum Amount of Time to Fill Cups |
| 2336 |
Smallest Number in Infite Set |
| 2341 |
Maximum Number of Pairs in Array |
| 2347 |
Best Poker Hand |
| 2351 |
First Letter to Appear Twice |
| 2352 |
Equal Row and Column Pairs |
| 2353 |
Design a Food Rating System |
| 2357 |
Make Array Zero By Subtracting Equal Amounts |
| 2363 |
Merge Similar Items |
| 2367 |
Number of Arithmetic Triplets |
| 2373 |
Largest Local Value in a Matrix |
| 2379 |
Minimum Recolors to Get K Consecutive Black Blocks |
| 2383 |
Minimum Hours of Training to Win a Competition |
| 2389 |
Longest Subsequence With Limited Sum |
| 2390 |
Remove Stars From a String |
| 2395 |
Find Subarrays With Equal Sum |
| 2396 |
Strictly Palindromic Number |
| 2399 |
Check Distances Between Same Letters |
| 2404 |
Most Frequent Even Element |
| 2405 |
Optimal Partition of String |
| 2409 |
Count Days Spent Together |
| 2410 |
Maximum_matching_of_players_with_trainers |
| 2413 |
Smallest Even Multiple |
| 2414 |
Length of the Longest Alphabetical Continuous Substring |
| 2418 |
Sort the People |
| 2423 |
Remove Letter To Equalize Frequency |
| 2427 |
Number of Common Factors |
| 2428 |
Maximum Sum of an Hourglass |
| 2432 |
The Employee That Worked on the Longest Task |
| 2433 |
Find The Original Array of Prefix Xor |
| 2437 |
Number of Valid Clock Times |
| 2441 |
Largest Positive Integer That Exists With Its Negative |
| 2442 |
Count Number of Distinct Integers After Reverse Operations |
| 2446 |
Determine if Two Events Have Conflict |
| 2451 |
Odd String Difference |
| 2452 |
Words Within Two Edits of Dictionary |
| 2455 |
Average Value of Even Numbers That Are Divisible by Three |
| 2460 |
Apply Operations to an Array |
| 2465 |
Number of Distinct Averages |
| 2469 |
Convert the Temperature |
| 2475 |
Number of Unequal Triplets in Array |
| 2482 |
Difference Between Ones and Zeros in Row and Column |
| 2485 |
Find the Pivot Integer |
| 2481 |
Minimum Cuts to Divide a Circle |
| 2490 |
Circular Sentence |
| 2491 |
Divide Players Into Teams of Equal Skill |
| 2496 |
Maximum Value of a String in an Array |
| 2500 |
Delete Greatest Value in Each Row |
| 2506 |
Count Pairs of Similar Strings |
| 2515 |
Shortest Distance to Target String in a Circular Array |
| 2520 |
Count the Digits That Divide a Number |
| 2525 |
Categorize Box According to Criteria |
| 2529 |
Maximum Count of Positive Integer and Negative Integer |
| 2530 |
Maximum Score After Applying K Operations |
| 2535 |
Difference Between Element Sum and Digit Sum of an Array |
| 2540 |
Minimum Common Value |
| 2544 |
Alternating Digit Sum |
| 2545 |
Sort the Students by Their Kth Score |
| 2549 |
Count Distinct Numbers on Board |
| 2553 |
Separate the Digits in an Array |
| 2554 |
Maximum Number of Integers to Choose From a Range I |
| 2558 |
Take Gifts From the Richest Pile |
| 2559 |
Count Vowel Strings in Ranges |
| 2562 |
Find the Array Concatenation Value |
| 2566 |
Maximum Difference by Remapping a Digit |
| 2570 |
Merge Two 2D Arrays by Summing Values |
| 2574 |
Left and Right Sum Differences |
| 2578 |
Split With Minimum Sum |
| 2579 |
Count Total Number of Colored Cells |
| 2586 |
Count the Number of Vowel Strings in Range |
| 2593 |
Find Score of an Array After Marking All Elements |
| 2595 |
Number of Even and Odd Bits |
| 2600 |
K Items With the Maximum Sum |
| 2605 |
Form Smallest Number From Two Digit Arrays |
| 2609 |
Find the Longest Balanced Substring of a Binary String |
| 2610 |
Convert an Array Into a 2D Array With Conditions |
| 2614 |
Prime in Diagonal |
| 2639 |
Find the Width of Columns of a Grid |
| 2643 |
Row With Maximum Ones |
| 2644 |
Find the Maximum Divisibility Score |
| 2651 |
Calculate Delayed Arrival Time |
| 2652 |
Sum Multiples |
| 2656 |
Maximum Sum With Exactly K Elements |
| 2657 |
Find the Prefix Common Array of Two Arrays |
| 2658 |
Maximum Number of Fish in a Grid |
| 2660 |
Determine the Winner of a Bowling Game |
| 2670 |
Find the Distinct Difference Array |
| 2678 |
Number of Senior Citizens |
| 2679 |
Sum in a Matrix |
| 2696 |
Minimum String Length After Removing Substrings |
| 2697 |
Lexicographically Smallest Palindrome |
| 2706 |
Buy Two Chocolates |
| 2710 |
Remove Trailing Zeros From a String |
| 2716 |
Minimize String Length |
| 2717 |
Semi-Ordered Permutation |
| 2729 |
Check if The Number is Fascinating |
| 2733 |
Neither Minimum nor Maximum |
| 2739 |
Total Distance Traveled |
| 2740 |
Find the Value of the Partition |
| 2744 |
Find Maximum Number of String Pairs |
| 2748 |
Number of Beautiful Pairs |
| 2760 |
Longest Even Odd Subarray With Threshold |
| 2761 |
Prime Pairs With Target Sum |
| 2765 |
Longest Alternating Subarray |
| 2769 |
Find the Maximum Achievable Number |
| 2778 |
Sum of Squares of Special Elements |
| 2784 |
Check if Array is Good |
| 2785 |
Sort Vowels in a String |
| 2788 |
Split Strings by Separator |
| 2798 |
Number of Employees Who Met the Target |
| 2799 |
Count Complete Subarrays in an Array |
| 2807 |
Insert Greatest Common Divisors in Linked List |
| 2810 |
Faulty Keyboard |
| 2815 |
Max Pair Sum in an Array |
| 2824 |
Count Pairs Whose Sum is Less than Target |
| 2828 |
Check if a String is an Acronym of Words |
| 2833 |
Furthest Point From Origin |
| 2843 |
Count Symmetric Integers |
| 2848 |
Points That Intersect With Cars |
| 2856 |
Minimum Array Length After Pair Removals |
| 2859 |
Sum of Values at Indices With K Set Bits |
| 2864 |
Maximum Odd Binary Number |
| 2869 |
Minimum Operations to Collect Elements |
| 2873 |
Maximum Value of an Ordered Triplet I |
| 2894 |
Divisible and Non-divisible Sums Difference |
| 2899 |
Last Visited Integers |
| 2903 |
Find Indices With Index and Value Difference I |
| 2908 |
Minimum Sum of Mountain Triplets I |
| 2913 |
Subarrays Distinct Element Sum of Squares I |
| 2928 |
Distribute Candies Among Children I |
| 2932 |
Maximum Strong Pair XOR I |
| 2937 |
Make Three Strings Equal |
| 2942 |
Find Words Containing Character |
| 2946 |
Matrix Similarity After Cyclic Shifts |
| 2956 |
Find Common Elements Between Two Arrays |
| 2974 |
Minimum Number Game |
| 2965 |
Find Missing and Repeated Values |
| 2980 |
Check if Bitwise OR Has Trailing Zeros |
| 3000 |
Maximum Area of Longest Diagonal Rectangle |
| 3005 |
Count Elements With Maximum Frequency |
| 3232 |
Find if Digit Game Can Be Won |
| 3423 |
Maximum Difference Between Adjacent Elements in a Circular Array |
| 3427 |
Sum of Variable Length Subarrays |
| 3432 |
Count Partitions with Even Sum Difference |