Top Amazon Coding Interview Questions
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Problem Title
EXP
Difficulty
Avg Time to solve
Attempted
Longest Univalue Path
293
80
Moderate
10 mins
1.6k
Rearrange String
112
40
Easy
15 mins
0.9k
Delete middle element from stack
92
40
Easy
15 mins
13.8k
Shortest path in an unweighted graph
91
80
Moderate
25 mins
6.1k
Search For Integers With Given Difference And At Given Distance
28
80
Moderate
20 mins
0.8k
Special Binary Tree.
26
40
Easy
15 mins
1k
Fire in the cells.
36
120
Hard
15 mins
1.1k
Check if the Word is present in Sentence or not
25
40
Easy
15 mins
1.2k
Overlapping ABBA
61
40
Easy
10 mins
1.5k
Left Sum
25
40
Easy
10 mins
0.8k
Count Distinct Element in Every K Size Window
35
40
Easy
15 mins
2.3k
Point to Greatest Value Node
21
40
Easy
10 mins
0.4k
First non repeating character
14
40
Easy
15 mins
1.3k
Count Frequency
13
40
Easy
15 mins
0.7k
K Turns Allowed
8
80
Moderate
25 mins
0.2k
Find Longest Sequence
15
80
Moderate
15 mins
0.4k
Chocolate Fest
24
80
Moderate
25 mins
0.7k
Maximum subarray
32
80
Moderate
55 mins
0.7k
Subtree of Another Tree
31
40
Easy
10 mins
1.6k
Maximum Size Rectangle Sub-matrix With All 1's
35
120
Hard
10 mins
1.9k
Count derangements
25
80
Moderate
35 mins
12.3k
Matrix Median
60
80
Moderate
15 mins
7.8k
Count Triplets
19
40
Easy
15 mins
0.7k
Max GCD Pair
11
80
Moderate
35 mins
0.5k
Max element in the path
14
40
Easy
15 mins
0.1k
Longest Univalue Path
Moderate
80
293 upvotes
Rearrange String
Easy
40
112 upvotes
Delete middle element from stack
Easy
40
92 upvotes
Shortest path in an unweighted graph
Moderate
80
91 upvotes
Search For Integers With Given Difference And At Given Distance
Moderate
80
28 upvotes
Special Binary Tree.
Easy
40
26 upvotes
Fire in the cells.
Hard
120
36 upvotes
Check if the Word is present in Sentence or not
Easy
40
25 upvotes
Overlapping ABBA
Easy
40
61 upvotes
Left Sum
Easy
40
25 upvotes
Count Distinct Element in Every K Size Window
Easy
40
35 upvotes
Point to Greatest Value Node
Easy
40
21 upvotes
First non repeating character
Easy
40
14 upvotes
Count Frequency
Easy
40
13 upvotes
K Turns Allowed
Moderate
80
8 upvotes
Find Longest Sequence
Moderate
80
15 upvotes
Chocolate Fest
Moderate
80
24 upvotes
Maximum subarray
Moderate
80
32 upvotes
Subtree of Another Tree
Easy
40
31 upvotes
Maximum Size Rectangle Sub-matrix With All 1's
Hard
120
35 upvotes
Count derangements
Moderate
80
25 upvotes
Matrix Median
Moderate
80
60 upvotes
Count Triplets
Easy
40
19 upvotes
Max GCD Pair
Moderate
80
11 upvotes
Max element in the path
Easy
40
14 upvotes