Prepare for Mastercard technical interviews with 13 tracked LeetCode questions, sortable by difficulty and topic.
| Title | Difficulty | Topics | Frequency | LeetCode |
|---|---|---|---|---|
| Two Sum | Easy | 95.7% | Solve | |
| Best Time to Buy and Sell Stock | Easy | 92% | Solve | |
| Gas Station | Medium | 88.6% | Solve | |
| Longest Palindromic Substring | Medium | 75% | Solve | |
| Fizz Buzz | Easy | 69.8% | Solve | |
| Valid Parentheses | Easy | 65.1% | Solve | |
| Valid Anagram | Easy | 65.1% | Solve | |
| Container With Most Water | Medium | 60.7% | Solve | |
| Candy | Hard | 55.3% | Solve | |
| Coin Change | Medium | 55.3% | Solve | |
| Rotate Image | Medium | 48.3% | Solve | |
| Subsets | Medium | 45.2% | Solve | |
| Word Search | Medium | 33.9% | Solve |
13 questions total
Company analytics
Questions tracked
13
Questions currently linked to Mastercard
Topics represented
15
Distinct topics visible in this company set
Dominant difficulty
medium
54% of tracked questions
Avg frequency score
65.4
Mean frequency across this company question set
Mastercard currently has 13 tracked questions linked to 15 topics, so this page is a good benchmark for how deep the dataset goes on one employer.
The most common topics for Mastercard include Array, String, Dynamic Programming, and Greedy. Array alone appears 9 times in the visible topic distribution. That topic spread helps you identify whether this company is repeating a few patterns or testing across a broader surface area.
The current question set averages a frequency score of 65.4, and medium is the dominant difficulty bucket at 54% of tracked coverage. That makes it easier to decide whether to practice for repetition, complexity, or both.
Mastercard related paths
This section answers the most practical questions about using the Mastercard route as a company-specific LeetCode study page.
Start with the highest-frequency questions inside Array, String, and Dynamic Programming, then sort the table by frequency to build a shortlist. That gives you a faster first pass through Mastercard's interview patterns than trying to cover every linked problem at once.
medium makes up 54% of the tracked Mastercard question set. Use that split to decide whether your study plan should emphasize coverage, realistic interview pressure, or deeper problem solving.
Use this page to identify Mastercard's strongest topic signal, then open Array and the global most-asked or questions explorer routes to see whether that company-specific pattern is also common across the wider dataset.
