Pure solution for LeetCode This project aims at solving [LeetCode algorithm problems] with multi Languages Problem Solution 2180 Count Integers With Even Digit Sum C 2114 Maximum Number of Words Found in Sentences C 2011 Final Value of Variable After Performing Operations C 1929 Concatenation of Array C 1920 Build Array from Permutation C 1678 Goal Parser Interpretation C 1672 Richest Customer Wealth C 1556 Thousand Separator C 1512 Number of Good Pairs C 1480 Running Sum of 1d Array C 1365 How Many Numbers Are Smaller Than the Current Number C 1346 Check If N and Its Double Exist C 1299 Replace Elements with Greatest Element on Right Side C 1295 Find Numbers with Even Number of Digits C 1281 Subtract the Product and Sum of Digits of an Integer C 2129 Capitalize the Title C 1221 Split a String in Balanced Strings C 1108 Defanging an IP Address C 1059 Height Checker C 977 Squares of a Sorted Array C 941 Valid Mountain Array C 905 Sort Array By Parity C 867 Middle of the Linked List C 771 Jewels and Stones C 709 To Lower Case C 700 Search in a Binary Search Tree C 657 Robot Return to Origin C 633 Sum of Square Numbers C 532 K-diff Pairs in an Array C 520 Detect Capital C 509 Fibonacci Number C 485 Max Consecutive Ones C 448 Find All Numbers Disappeared in an Array C 412 Fizz Buzz C 389 Find the Difference C 383 Ransom Note C 371 Sum of Two Integers C 367 Valid Perfect Square C 344 Reverse String C 342 Power of Four C 326 Power of three C 283 Move Zeroes C 268 Missing Number C 258 Add Digits C 237 Delete Node in a Linked List C 231 Power of Two C 206 Reverse Linked List C 203 Remove Linked List Elements C 173 Binary Search Tree Iterator C 172 Factorial Trailing Zeroes C 171 Excel Sheet Column Number C 162 Find Peak Element C 151 Reverse Words in a String C 136 Single Number C 135 Candy C 121 Best Time to Buy and Sell Stock C 98 Validate Binary Search Tree C 88 Merge Sorted Array C 75 Sort Colors C 70 Climbing Stairs C 69 Sqrt(x) C 58 Length of Last Word C 41 first missing positive C 32 Longest Valid Parentheses C 27 Remove Element C 26 Remove Duplicates from Sorted Array C 24 Swap Nodes in Pairs C 21 Merge Two Sorted Lists C 9 Palindrome Number C 8 String to Integer (atoi) C 7 Reverse Integer C 3 Longest Substring Without Repeating Characters C 1 Two Sum C