| 2 |
Add Two Numbers |
Medium |
N150 |
solution |
java |
May 22, 2024 |
| 7 |
Reverse Integer |
Medium |
N150 |
solution |
py |
May 29, 2024 |
| 9 |
Palindrome Number |
Easy |
|
solution |
java |
May 22, 2024 |
| 13 |
Roman to Integer |
Easy |
|
solution |
py |
Jul 31, 2024 |
| 48 |
Rotate Image |
Medium |
B75, N150 |
solution |
c, py |
Jun 15, 2024 |
| 50 |
Pow(x, n) |
Medium |
N150 |
solution |
c, java, py |
Jun 23, 2024 |
| 66 |
Plus One |
Easy |
N150 |
solution |
c |
Jun 03, 2024 |
| 69 |
Sqrt(x) |
Easy |
|
solution |
py |
Jun 07, 2024 |
| 70 |
Climbing Stairs |
Easy |
B75, N150 |
solution |
py |
May 22, 2024 |
| 150 |
Evaluate Reverse Polish Notation |
Medium |
N150 |
solution |
py |
Jun 11, 2024 |
| 166 |
Fraction to Recurring Decimal |
Medium |
|
solution |
py |
May 31, 2024 |
| 189 |
Rotate Array |
Medium |
|
solution |
py |
Jun 02, 2024 |
| 224 |
Basic Calculator |
Hard |
|
solution |
py |
Jun 10, 2024 |
| 227 |
Basic Calculator II |
Medium |
|
solution |
py |
Jun 10, 2024 |
| 273 |
Integer to English Words |
Hard |
Daily |
solution |
py |
Jun 11, 2024 |
| 292 |
Nim Game |
Easy |
|
solution |
py |
May 23, 2024 |
| 369 |
Plus One Linked List |
Medium |
|
solution |
c |
Jul 04, 2024 |
| 380 |
Insert Delete GetRandom O(1) |
Medium |
|
solution |
java |
Jul 06, 2024 |
| 381 |
Insert Delete GetRandom O(1) - Duplicates allowed |
Hard |
|
solution |
java |
Jul 06, 2024 |
| 382 |
Linked List Random Node |
Medium |
|
solution |
c, java, py |
Jun 22, 2024 |
| 384 |
Shuffle an Array |
Medium |
|
solution |
py |
Jun 29, 2024 |
| 412 |
Fizz Buzz |
Easy |
|
solution |
java, py |
Jun 02, 2024 |
| 509 |
Fibonacci Number |
Easy |
|
solution |
c |
Jun 17, 2024 |
| 523 |
Continuous Subarray Sum |
Medium |
Daily |
solution |
py |
Jun 08, 2024 |
| 650 |
2 Keys Keyboard |
Medium |
Daily |
solution |
py |
Aug 19, 2024 |
| 651 |
4 Keys Keyboard |
Medium |
|
solution |
py |
May 29, 2024 |
| 840 |
Magic Squares In Grid |
Medium |
Daily |
solution |
py |
Aug 09, 2024 |
| 877 |
Stone Game |
Medium |
|
solution |
c, cpp, go, java, js, py |
Jul 11, 2024 |
| 973 |
K Closest Points to Origin |
Medium |
N150 |
solution |
py |
Jun 29, 2024 |
| 1006 |
Clumsy Factorial |
Medium |
|
solution |
c, py |
Jun 12, 2024 |
| 1030 |
Matrix Cells in Distance Order |
Easy |
|
solution |
py |
Jun 04, 2024 |
| 1071 |
Greatest Common Divisor of Strings |
Easy |
|
solution |
py |
Sep 25, 2024 |
| 1140 |
Stone Game II |
Medium |
Daily |
solution |
py |
Aug 20, 2024 |
| 1230 |
Toss Strange Coins |
Medium |
Weekly Premium |
solution |
c, java, py |
Jul 29, 2024 |
| 1232 |
Check If It Is a Straight Line |
Easy |
|
solution |
py |
Sep 25, 2024 |
| 1248 |
Count Number of Nice Subarrays |
Medium |
Daily |
solution |
py |
Jun 22, 2024 |
| 1252 |
Cells with Odd Values in a Matrix |
Easy |
|
solution |
c |
Jun 04, 2024 |
| 1317 |
Convert Integer to the Sum of Two No-Zero Integers |
Easy |
|
solution |
c |
Jun 04, 2024 |
| 1427 |
Perform String Shifts |
Easy |
Weekly Premium |
solution |
py |
Jan 07, 2025 |
| 1442 |
Count Triplets That Can Form Two Arrays of Equal XOR |
Medium |
|
solution |
py |
Jun 08, 2024 |
| 1518 |
Water Bottles |
Easy |
Daily |
solution |
c, cpp, cs, java, js, py, ts |
Jul 07, 2024 |
| 1551 |
Minimum Operations to Make Array Equal |
Medium |
|
solution |
c, java, js, kt, py, rb, rs |
Jun 13, 2024 |
| 1561 |
Maximum Number of Coins You Can Get |
Medium |
|
solution |
py |
Jun 23, 2024 |
| 1634 |
Add Two Polynomials Represented as Linked Lists |
Medium |
Weekly Premium |
solution |
py |
Sep 06, 2024 |
| 1641 |
Count Sorted Vowel Strings |
Medium |
|
solution |
c, cpp, java |
Jun 24, 2024 |
| 1759 |
Count Number of Homogenous Substrings |
Medium |
|
solution |
c, java |
Jun 10, 2024 |
| 1822 |
Sign of the Product of an Array |
Easy |
|
solution |
c |
Jun 06, 2024 |
| 1823 |
Find the Winner of the Circular Game |
Medium |
Daily |
solution |
c, cpp, java, js, py |
Jul 08, 2024 |
| 1884 |
Egg Drop With 2 Eggs and N Floors |
Medium |
|
solution |
c, java, js |
Jul 11, 2024 |
| 2083 |
Substrings That Begin and End With the Same Letter |
Medium |
Weekly Premium |
solution |
c, py |
Jun 10, 2024 |
| 2165 |
Smallest Value of the Rearranged Number |
Medium |
|
solution |
py |
Jul 01, 2024 |
| 2221 |
Find Triangular Sum of an Array |
Medium |
|
solution |
c, java |
Jun 27, 2024 |
| 2317 |
Maximum XOR After Operations |
Medium |
|
solution |
c, cpp, java, py |
Jun 24, 2024 |
| 2393 |
Count Strictly Increasing Subarrays |
Medium |
|
solution |
py |
Jul 29, 2024 |
| 2396 |
Strictly Palindromic Number |
Medium |
|
solution |
c, cpp, java, js, kt, py, rb, rs |
Jun 09, 2024 |
| 2455 |
Average Value of Even Numbers That Are Divisible by Three |
Easy |
|
solution |
java |
Jul 04, 2024 |
| 2582 |
Pass the Pillow |
Easy |
Daily |
solution |
c, cpp, cs, java, js, py |
Jul 06, 2024 |
| 2807 |
Insert Greatest Common Divisors in Linked List |
Medium |
Daily |
solution |
py |
Jun 13, 2024 |
| 2816 |
Double a Number Represented as a Linked List |
Medium |
|
solution |
c |
Jul 04, 2024 |
| 2894 |
Divisible and Non-divisible Sums Difference |
Easy |
|
solution |
py |
May 22, 2024 |
| 2954 |
Count the Number of Infection Sequences |
Hard |
|
solution |
py |
Jun 26, 2024 |
| 2979 |
Most Expensive Item That Can Not Be Bought |
Medium |
|
solution |
c, cpp, go, java, js, kt, py, rs, swift, ts |
Jul 29, 2024 |
| 3178 |
Weekly Contest 401 - q1 - Find the Child Who Has the Ball After K Seconds |
Easy |
Contest |
solution |
py |
Jul 07, 2024 |
| 3179 |
Weekly Contest 401 - q2 - Find the N-th Value After K Seconds |
Medium |
Contest |
solution |
py |
Jul 07, 2024 |
| 3190 |
Find Minimum Operations to Make All Elements Divisible by Three |
Easy |
|
solution |
java |
Jun 22, 2024 |
| 3227 |
Weekly Contest 407 - q2 - Vowels Game in a String |
Medium |
Contest |
solution |
py |
Jul 21, 2024 |
| 3232 |
Weekly Contest 408 - q1 - Find if Digit Game Can Be Won |
Easy |
Contest |
solution |
py |
Jul 28, 2024 |
| 3233 |
Weekly Contest 408 - q2 - Find the Count of Numbers Which Are Not Special |
Medium |
Contest |
solution |
java, py |
Jul 28, 2024 |