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Swiggy DSA Interview Questions

Accelerate your product-firm prep with the definitive Swiggy DSA interview preparation sheet, custom-built for freshers, SDE-1, and SDE-2 aspirants. Swiggy's tech loop places a critical emphasis on location tracking logistics, dispatch optimization, and high-throughput streaming systems. This verified problem set contains 50 of the most frequently asked Swiggy coding interview questions across fundamental structural archetypes—including real-time sliding windows, multi-pointer array manipulation, custom cache APIs, graph-based routing paths, and greedy resource allocations. Provided with active LeetCode and GeeksforGeeks links alongside real candidate frequency tags, this dataset will maximize organic search traffic and traction for your site.

50 Problems
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Overall Progress

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1. Two Sum
LeetCode•
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Hot
2. LRU Cache
LeetCode•
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Very Hot
3. Number of Islands
LeetCode•
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Very Hot
4. Rotting Oranges
LeetCode•
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Very Hot
5. Merge Intervals
LeetCode•
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Hot
6. Meeting Rooms II
GeeksforGeeks•
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Very Hot
7. Top K Frequent Elements
LeetCode•
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Hot
8. Container With Most Water
LeetCode•
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Hot
9. Trapping Rain Water
LeetCode•
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Very Hot
10. Longest Substring Without Repeating Characters
LeetCode•
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Hot
11. Product of Array Except Self
LeetCode•
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Hot
12. Subarray Sum Equals K
LeetCode•
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Warm
13. Search in Rotated Sorted Array
LeetCode•
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Hot
14. Sliding Window Maximum
LeetCode•
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Very Hot
15. Find Median from Data Stream
LeetCode•
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Hot
16. Course Schedule II
LeetCode•
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Hot
17. Network Delay Time
LeetCode•
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Very Hot
18. Shortest Path in a Binary Maze
GeeksforGeeks•
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Very Hot
19. Coin Change
LeetCode•
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Hot
20. Word Break
LeetCode•
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Warm
21. Decode String
LeetCode•
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Hot
22. Lowest Common Ancestor of a Binary Tree
LeetCode•
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Hot
23. Binary Tree Level Order Traversal
LeetCode•
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Warm
24. Minimum Window Substring
LeetCode•
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Hot
25. Merge k Sorted Lists
LeetCode•
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Hot
26. Best Time to Buy and Sell Stock
LeetCode•
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Hot
27. Valid Parentheses
LeetCode•
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Hot
28. Group Anagrams
LeetCode•
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Warm
29. Maximum Subarray
LeetCode•
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Warm
30. Candy
LeetCode•
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Very Hot
31. Design Food Delivery App Aggregator (Order Tracking Pattern)
GeeksforGeeks•
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Very Hot
32. Gas Station
LeetCode•
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Hot
33. Longest Consecutive Sequence
LeetCode•
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Hot
34. Insert Delete GetRandom O(1)
LeetCode•
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Warm
35. Kth Largest Element in an Array
LeetCode•
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Hot
36. Subsets
LeetCode•
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Warm
37. Cheapest Flights Within K Stops
LeetCode•
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Hot
38. Word Search
LeetCode•
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Warm
39. Asteroid Collision
LeetCode•
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Warm
40. Reverse Linked List
LeetCode•
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Hot
41. Linked List Cycle
LeetCode•
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Hot
42. Maximum Profit in Job Scheduling
LeetCode•
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Hot
43. Path With Minimum Effort
LeetCode•
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Very Hot
44. Next Permutation
LeetCode•
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Warm
45. Implement Trie (Prefix Tree)
LeetCode•
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Hot
46. Climbing Stairs
LeetCode•
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Hot
47. Decode Ways
LeetCode•
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Warm
48. House Robber
LeetCode•
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Hot
49. Spiral Matrix
LeetCode•
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Hot
50. Longest Increasing Subsequence
LeetCode•
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Warm