American Express

https://americanexpress.com

Provides financial services including credit cards and payment solutions.

Coding Interview Problems for American Express

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American Express

https://americanexpress.com

Provides financial services including credit cards and payment solutions.

Problem Statistics

Breakdown of 22 problems.

Difficulty Distribution

Easy (7)

Medium (11)

Hard (4)

Recency Distribution

Within 3-6 months (22)

Most Common Tags (Top 7)

Array (14)

Hash Table (6)

String (5)

Two Pointers (4)

Sorting (4)

Math (4)

Greedy (4)

Coding Interview Problems for American Express

3Sum

3-6 months ago

Medium

Topics

Array

Two Pointers

Sorting

Trending

Recent

Mock

Add Digits

3-6 months ago

Easy

Topics

Math

Simulation

Number Theory

Trending

Recent

Mock

Divide an Array Into Subarrays With Minimum Cost I

3-6 months ago

Easy

Topics

Array

Sorting

Enumeration

Trending

Recent

Mock

Divide an Array Into Subarrays With Minimum Cost II

3-6 months ago

Hard

Topics

Array

Hash Table

Sliding Window

Heap (Priority Queue)

Trending

Recent

Mock

Equal Sum Arrays With Minimum Number of Operations

3-6 months ago

Medium

Topics

Array

Hash Table

Greedy

Counting

Trending

Recent

Mock

Find a Value of a Mysterious Function Closest to Target

3-6 months ago

Hard

Topics

Array

Binary Search

Bit Manipulation

Segment Tree

Trending

Recent

Mock

Maximize the Topmost Element After K Moves

3-6 months ago

Medium

Topics

Array

Greedy

Trending

Recent

Mock

Maximum Equal Frequency

3-6 months ago

Hard

Topics

Array

Hash Table

Trending

Recent

Mock

Maximum XOR After Operations

3-6 months ago

Medium

Topics

Array

Math

Bit Manipulation

Trending

Recent

Mock

Minimum Deletions to Make Character Frequencies Unique

3-6 months ago

Medium

Topics

Hash Table

String

Greedy

Sorting

Trending

Recent

Mock

Minimum Fuel Cost to Report to the Capital

3-6 months ago

Medium

Topics

Tree

Depth-First Search

Breadth-First Search

Graph

Trending

Recent

Mock

Minimum Number of Operations to Make Array XOR Equal to K

3-6 months ago

Medium

Topics

Array

Bit Manipulation

Trending

Recent

Mock

Percentage of Letter in String

3-6 months ago

Easy

Topics

String

Trending

Recent

Mock

Permutations

3-6 months ago

Medium

Topics

Array

Backtracking

Trending

Recent

Mock

Reconstruct a 2-Row Binary Matrix

3-6 months ago

Medium

Topics

Array

Greedy

Matrix

Trending

Recent

Mock