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Infosys

221 problems · 131 with a MIK video · 89 asked in the last 6 months
D · DSA 126Q · SQL & DBMS 5
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221 problems, most frequent first

DoneLC #ProblemLevelHow often askedMIK video
1Two SumArrays · Asked in the last 6 monthsEasy100▶ Watch
3Longest Substring Without Repeating Characters ↗Asked in the last 6 monthsMedium93Not covered yet
121Best Time to Buy and Sell Stock ↗Asked in the last 6 monthsEasy82Not covered yet
53Maximum Subarray ↗Asked in the last 6 monthsMedium81Not covered yet
176Second Highest SalarySubqueries · Asked in the last 6 monthsMedium78▶ Watch
3336Find the Number of Subsequences With Equal GCDDynamic Programming · Asked in the last 6 monthsHard77▶ Watch
9Palindrome Number ↗Easy77Not covered yet
560Subarray Sum Equals KArrays · Asked in the last 6 monthsMedium77▶ Watch
134Gas StationGreedyMedium74▶ Watch
198House RobberDynamic Programming · Asked in the last 6 monthsMedium72▶ Watch
3457Eat Pizzas! ↗Medium70Not covered yet
5Longest Palindromic SubstringDynamic Programming · Asked in the last 6 monthsMedium70▶ Watch
20Valid ParenthesesStackEasy70▶ Watch
2940Find Building Where Alice and Bob Can MeetSegment Tree & BITHard70▶ Watch
242Valid AnagramStrings · Asked in the last 6 monthsEasy70▶ Watch
3575Maximum Good Subtree Score ↗Hard70Not covered yet
3467Transform Array by Parity ↗Easy70Not covered yet
14Longest Common Prefix ↗Asked in the last 6 monthsEasy68Not covered yet
11Container With Most WaterArrays · Asked in the last 6 monthsMedium68▶ Watch
49Group AnagramsArrays · Asked in the last 6 monthsMedium68▶ Watch
70Climbing StairsDynamic Programming · Asked in the last 6 monthsEasy68▶ Watch
2338Count the Number of Ideal ArraysMathHard68▶ Watch
3449Maximize the Minimum Game ScoreBinary SearchHard68▶ Watch
283Move Zeroes ↗Asked in the last 6 monthsEasy68Not covered yet
3901Good Subsequence Queries ↗Hard68Not covered yet
2612Minimum Reverse Operations ↗Hard65Not covered yet
1872Stone Game VIIIDynamic ProgrammingHard65▶ Watch
31Next PermutationArrays · Asked in the last 6 monthsMedium65▶ Watch
3661Maximum Walls Destroyed by RobotsDynamic ProgrammingHard65▶ Watch
56Merge Intervals ↗Asked in the last 6 monthsMedium65Not covered yet
3971Maximum Total Value ↗Hard65Not covered yet
3640Trionic Array IIDynamic ProgrammingHard65▶ Watch
153SumArrays · Asked in the last 6 monthsMedium63▶ Watch
1946Largest Number After Mutating Substring ↗Medium63Not covered yet
2233Maximum Product After K Increments ↗Medium63Not covered yet
1124Longest Well-Performing Interval ↗Medium63Not covered yet
3165Maximum Sum of Subsequence With Non-adjacent Elements ↗Hard63Not covered yet
42Trapping Rain WaterArrays · Asked in the last 6 monthsHard63▶ Watch
2382Maximum Segment Sum After Removals ↗Hard63Not covered yet
2457Minimum Addition to Make Integer Beautiful ↗Medium63Not covered yet

Source: community data (liquidslr/leetcode-company-wise-problems), updated Aug 16, 2026. Company tags are crowd-reported and may be incomplete.