CodeRunnerX
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Practice coding the way placement tests ask it.

DSA problems by topic, timed mock tests and aptitude practice, with your progress saved as you solve.

0Total questions
0Coding problems
0Logical reasoning
0English 0Quantitative 0GATE CSE

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Questions asked in placement drives

Practice by topic

Pick a category, then a topic

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Premium feature

Your solutions, saved as professional PDF notes

Every problem you solve is filed automatically in a topic folder. Add your own notes, then download a clean report for revision, interviews or your portfolio.

Topic-wise foldersSolved problems are grouped automatically, with progress for each topic.
Complete PDF reportProblem, constraints, examples, your code with line numbers, runtime and memory.
Test case resultsSee every test case marked passed, plus your submission history.
Your notes and approachWrite your idea once on the problem page and it goes into the PDF. Download a whole folder with cover page and contents.
Daily challenge--:--:--

Second Largest Distinct Element

EasyResets at midnight IST
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Recently added

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#TitleTopicDifficulty
1 Contains Duplicate Array Basics Easy
2 Linear Search Array Basics Easy
3 Check if Array is Sorted Array Basics Easy
4 Second Largest Distinct Element Array Basics Easy
5 Count Even Numbers Array Basics Easy
6 Reverse an Array Array Basics Easy
7 Sum of Array Elements Array Basics Easy
8 Find Maximum Element Array Basics Easy

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