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[Solution]217. Contains Duplicate

Feb 2, 20231 min read

Problem Problem_Link Solutions (time, space) O(n), O(n) class Solution { public boolean containsDuplicate(int[] nums) { // Create a...

[Solution]217. Contains Duplicate

[Solution]189. Rotate Array

Jan 6, 20233 min read

Problem Problem_Link Solutions (time, space) O(n), O(n) class Solution { public void rotate(int[] nums, int k) { int len = nums.length; ...

[Solution]189. Rotate Array

[Solution]237. Delete Node in a Linked List

Dec 28, 20221 min read

Problem Problem_Link Solutions (time, space) O(1), O(1) /** * Definition for singly-linked list. * public class ListNode { * int val; * ...

[Solution]237. Delete Node in a Linked List

[Solution]1221. Split a String in Balanced Strings

Dec 27, 20221 min read

Problem Problem_Link Solutions (time, space) count L and R O(n), O(1) class Solution { public int balancedStringSplit(String s) { int...

[Solution]1221. Split a String in Balanced Strings

[Solution]506. Relative Ranks

Dec 21, 20222 min read

Problem Problem_Link Solutions (time, space) O(n), O(n) public class Solution { public String[] findRelativeRanks(int[] nums) { Integer[]...

[Solution]506. Relative Ranks

[Solution]1009. Complement of Base 10 Integer

Dec 2, 20222 min read

Problem Problem_Link Solutions (time, space) bit calculation with JAVA method bit calculation with bitwise operator I solved with JAVA method. But,...

[Solution]1009. Complement of Base 10 Integer