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Amazon Questions

Here are the LeetCode questions for Amazon.

Total: 2000

Easy: 536

Medium: 1100

Hard: 364

Progress: 0%

Rank	Topic	Frequency	Percentage
1	Array	971	48.5%
2	String	445	22.3%
3	Hash Table	376	18.8%
4	Dynamic Programming	318	15.9%
5	Math	303	15.2%
6	Sorting	238	11.9%
7	Depth-First Search	205	10.3%
8	Greedy	199	10.0%
9	Tree	159	8.0%
10	Binary Search	155	7.8%
11	Breadth-First Search	153	7.6%
12	Database	144	7.2%
13	Matrix	142	7.1%
14	Two Pointers	141	7.0%
15	Binary Tree	130	6.5%
16	Bit Manipulation	128	6.4%
17	Stack	111	5.5%
18	Heap (Priority Queue)	106	5.3%
19	Simulation	92	4.6%
20	Design	90	4.5%
21	Prefix Sum	87	4.3%
22	Sliding Window	82	4.1%
23	Graph Theory	79	4.0%
24	Backtracking	76	3.8%
25	Counting	73	3.6%
26	Enumeration	55	2.8%
27	Linked List	54	2.7%
28	Union-Find	42	2.1%
29	Monotonic Stack	39	1.9%
30	Ordered Set	39	1.9%
31	Divide and Conquer	38	1.9%
32	Recursion	37	1.8%
33	Trie	32	1.6%
34	Binary Search Tree	31	1.6%
35	Segment Tree	30	1.5%
36	Memoization	27	1.4%
37	Queue	26	1.3%
38	Number Theory	25	1.3%
39	Bitmask	25	1.3%
40	Binary Indexed Tree	22	1.1%
41	Geometry	21	1.1%
42	Topological Sort	20	1.0%
43	Combinatorics	20	1.0%
44	Hash Function	19	0.9%
45	String Matching	15	0.8%
46	Shortest Path	15	0.8%
47	Rolling Hash	14	0.7%
48	Data Stream	14	0.7%
49	Game Theory	14	0.7%
50	Interactive	13	0.7%
51	Brainteaser	12	0.6%
52	Merge Sort	9	0.4%
53	Randomized	9	0.4%
54	Doubly-Linked List	8	0.4%
55	Monotonic Queue	8	0.4%
56	Sweep Line	7	0.4%
57	Iterator	7	0.4%
58	Concurrency	6	0.3%
59	Bucket Sort	6	0.3%
60	Counting Sort	6	0.3%
61	Suffix Array	5	0.3%
62	Quickselect	5	0.3%
63	Reservoir Sampling	4	0.2%
64	Probability and Statistics	4	0.2%
65	Radix Sort	3	0.1%
66	Minimum Spanning Tree	3	0.1%
67	Shell	2	0.1%
68	Eulerian Circuit	2	0.1%
69	Strongly Connected Component	2	0.1%

No.	Question Title	Link	Difficulty
1	Maximum Capacity Within Budget	Visit	Medium
2	Maximum Bitwise AND After Increment Operations	Visit	Hard
3	Find Maximum Value in a Constrained Sequence	Visit	Medium
4	Reverse String Prefix	Visit	Easy
5	Total Sum of Interaction Cost in Tree Groups	Visit	Hard
6	Restricted	Restricted	Hard
7	Restricted	Restricted	Hard
8	Restricted	Restricted	Hard
9	Restricted	Restricted	Hard
10	Restricted	Restricted	Hard
11	Restricted	Restricted	Hard
12	Restricted	Restricted	Hard
13	Restricted	Restricted	Hard
14	Restricted	Restricted	Hard
15	Restricted	Restricted	Hard

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Common questions about Amazon interviews