Placement & Off-Campus DSA Coding Practice
Coding Problem Set
Hand-picked DSA problems frequently asked in TCS Digital, Infosys DSE, Wipro Turbo, Accenture, and top product MNC technical interviews with multi-language solutions (C++, Java, Python, JS).
11Total
4Easy
6Medium
1Hard
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Problems (11)
| Status | # | Title | Difficulty | Action |
|---|---|---|---|---|
| 11 | Maximum Subarray | Medium | Solve | |
| 10 | Number of Islands | Medium | Solve | |
| 9 | Maximum Subarray Sum With Length Divisible by K | Medium | Solve | |
| 8 | Magnetic Force Between Two Balls | Medium | Solve | |
| 7 | Print in Order | Easy | Solve | |
| 6 | Two Sum | Easy | Solve | |
| 5 | Sudoku Solver | Hard | Solve | |
| 4 | Find a Safe Walk Through a Grid | Medium | Solve | |
| 3 | Happy Number | Easy | Solve | |
| 2 | Perfect Squares | Medium | Solve | |
| 1 | Final Prices With a Special Discount in a Shop | Easy | Solve |
Multi-Language Solutions
Every coding problem comes with tested, production-grade solutions in C++, Java, Python 3, and JavaScript along with step-by-step intuition and dry run trace tables.
Target Top Tech Drives
Calibrated for online assessments and live technical interviews of TCS Digital, Infosys DSE, Wipro Turbo, Cognizant, and product firms.
Time & Space Complexity
Learn both brute-force and optimal monotonic stack / sliding window approaches with comprehensive Big-O complexity proofs.