LeetCode LeetCode C# solutions # Title Solution Difficulty 1 Two Sum C# Easy 21 Merge Two Sorted Lists C# Easy 83 Remove Duplicates from Sorted List C# Easy 92 Reverse Linked List II C# Medium 102 Binary Tree Level Order Traversal C# Medium 141 Linked List Cycle C# Easy 142 Linked List Cycle II C# Medium 202 Happy Number C# Easy 206 Reverse Linked List C# Easy 217 Contains Duplicate C# Easy 237 Delete Node in a Linked List C# Easy 268 Missing Number C# Easy 287 Find the Duplicate Number C# Medium 344 Reverse String C# Easy 412 Fizz Buzz C# Easy 509 Fibonacci Number C# Easy 682 Baseball Game C# Easy 771 Jewels and Stones C# Easy 819 Most Common Word C# Easy 876 Middle of the Linked List C# Easy 933 Number of Recent Calls C# Easy 1108 Defanging an IP Address C# Easy 1290 Convert Binary Number in a Linked List to Integer C# Easy 1342 Number of Steps to Reduce a Number to Zero C# Easy 1394 Find Lucky Integer in an Array C# Easy 1431 Kids With the Greatest Number of Candies C# Easy 1470 Shuffle the Array C# Easy 1480 Running Sum of 1d Array C# Easy 1512 Number of Good Pairs C# Easy 1556 Thousand Separator C# Easy 1603 Design Parking System C# Easy 1662 Check If Two String Arrays are Equivalent C# Easy 1672 Richest Customer Wealth C# Easy 1678 Goal Parser Interpretation C# Easy 1684 Count the Number of Consistent Strings C# Easy