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C# Interview Prep

68 problems

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Category

All Array Backtracking Binary Search Design Dynamic Programming Graph Greedy Hash Map Heap Math Sliding Window Sorting Stack String Tree Two Pointers

Status:

All ✓ Solved Not solved

Difficulty:

Showing 68 problems

1Two SumArrayeasy
2Contains DuplicateArrayeasy
3Best Time to Buy and Sell StockArrayeasy
4Missing NumberArrayeasy
5Single NumberArrayeasy
6Majority ElementArrayeasy
7Plus OneArrayeasy
8Max Consecutive OnesArrayeasy
9Remove Duplicates from Sorted ArrayArrayeasy
10Find All Duplicates in an ArrayArrayeasy
11Second Largest in ArrayArrayeasy
12Three SumArraymedium
13Maximum SubarrayArraymedium
14Product of Array Except SelfArraymedium
15Spiral MatrixArraymedium
16Rotate ImageArraymedium
17Trapping Rain WaterArrayhard
18Letter Combinations of a Phone NumberBacktrackingmedium
19N-Queens IIBacktrackinghard
20Word Search IIBacktrackinghard
21Find Minimum in Rotated Sorted ArrayBinary Searchmedium
22Search in Rotated Sorted ArrayBinary Searchmedium
23Find Peak ElementBinary Searchmedium
24Median of Two Sorted ArraysBinary Searchhard
25LRU CacheDesignhard
26Climbing StairsDynamic Programmingeasy
27Fibonacci NumberDynamic Programmingeasy
28House RobberDynamic Programmingmedium
29Coin ChangeDynamic Programmingmedium
30Maximum Product SubarrayDynamic Programmingmedium
31Unique PathsDynamic Programmingmedium
32Decode WaysDynamic Programmingmedium
33Longest Increasing SubsequenceDynamic Programmingmedium
34Word BreakDynamic Programminghard
35Edit DistanceDynamic Programminghard

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