Infosys

#3 Longest Substring Without Repeating Characters

#1 Two Sum

#53 Maximum Subarray

#5 Longest Palindromic Substring

#300 Longest Increasing Subsequence

#121 Best Time to Buy and Sell Stock

#322 Coin Change

#198 House Robber

#516 Longest Palindromic Subsequence

#509 Fibonacci Number

#1235 Maximum Profit in Job Scheduling

#410 Split Array Largest Sum

#42 Trapping Rain Water

#10 Regular Expression Matching

#1838 Frequency of the Most Frequent Element

#70 Climbing Stairs

#347 Top K Frequent Elements

#560 Subarray Sum Equals K

#2259 Remove Digit From Number to Maximize Result

#134 Gas Station

#176 Second Highest Salary

#20 Valid Parentheses

#49 Group Anagrams

#14 Longest Common Prefix

#9 Palindrome Number