Striver SDE Sheet Problems
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Here is a collection of problems from Strivers-SDE-sheet using which people have cracked their dream jobs. These questions are commonly asked in product-based companies like Amazon, Microsoft, Google, etc
Problem Title
Difficulty
Avg Time to solve
Attempted
Set Matrix Zeros
311
Easy
30 mins
6162
Pascal's Triangle
133
Easy
20 mins
7504
Next Permutation
117
Moderate
15 mins
5558
Maximum Subarray Sum
383
Hard
35 mins
29229
Sort 0 1 2
425
Easy
22 mins
24473
Best Time to Buy and Sell Stock
81
Moderate
20 mins
13016
Rotate Matrix
48
Moderate
15 mins
1602
Merge Intervals
70
Moderate
20 mins
3842
Merge Two Sorted Arrays
80
Moderate
15 mins
5906
Find Duplicate in Array
457
Easy
15 mins
15471
Missing and repeating numbers
97
Moderate
25 mins
7756
Count Inversions
146
Moderate
40 mins
52249
Search In A 2D Matrix
26
Easy
10 mins
3655
Modular Exponentiation
41
Easy
15 mins
6193
Majority element
69
Easy
15 mins
6350
Majority Element - II
39
Easy
10 mins
4639
Unique Paths
46
Moderate
25 mins
13718
Reverse Pairs
31
Hard
50 mins
1925
Pair Sum
1319
Easy
15 mins
24442
Find Four Elements That Sums To A Given Value
38
Moderate
10 mins
3656
Longest Consecutive Sequence
66
Moderate
40 mins
6543
Longest Subarray Zero Sum
38
Easy
15 mins
3756
Count Subarrays with Given XOR
28
Moderate
15 mins
3752
Longest Substring Without Repeating Characters
22
Moderate
30 mins
2694
Reverse Linked List
120
Moderate
15 mins
8243
Set Matrix Zeros NEW
Easy
311 upvotes
Pascal's Triangle NEW
Easy
133 upvotes
Next Permutation NEW
Moderate
117 upvotes
Maximum Subarray Sum NEW
Hard
383 upvotes
Sort 0 1 2 NEW
Easy
425 upvotes
Best Time to Buy and Sell Stock NEW
Moderate
81 upvotes
Rotate Matrix NEW
Moderate
48 upvotes
Merge Intervals NEW
Moderate
70 upvotes
Merge Two Sorted Arrays NEW
Moderate
80 upvotes
Find Duplicate in Array NEW
Easy
457 upvotes
Missing and repeating numbers NEW
Moderate
97 upvotes
Count Inversions NEW
Moderate
146 upvotes
Search In A 2D Matrix NEW
Easy
26 upvotes
Modular Exponentiation NEW
Easy
41 upvotes
Majority element NEW
Easy
69 upvotes
Majority Element - II NEW
Easy
39 upvotes
Unique Paths NEW
Moderate
46 upvotes
Reverse Pairs NEW
Hard
31 upvotes
Pair Sum NEW
Easy
1319 upvotes
Find Four Elements That Sums To A Given Value NEW
Moderate
38 upvotes
Longest Consecutive Sequence NEW
Moderate
66 upvotes
Longest Subarray Zero Sum NEW
Easy
38 upvotes
Count Subarrays with Given XOR NEW
Moderate
28 upvotes
Longest Substring Without Repeating Characters NEW
Moderate
22 upvotes
Reverse Linked List NEW
Moderate
120 upvotes
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