Google Coding Interview Questions

Review this list of 51 Google Coding interview questions and answers verified by hiring managers and candidates.

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Edit distance Has video answer
+26 months ago47 answers
Reverse a linked list.
+83 months ago48 answers
Remove Duplicate Emails
a year ago71 answers
Implement LRU Cache.
+24a month ago34 answers
Given an integer array nums and an integer k, return true if nums has a subarray of at least two elements whose sum is a multiple of k. Has video answer
+62 years ago18 answers
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Tree Node. Has video answer
4 months ago27 answers
Reverse a Sentence
+32 years ago37 answers
Given a matrix with a rat, bread, cat, and obstacles, find a path from the rat to the bread that maximizes the minimum distance from cat.
a year ago3 answers
Merge Intervals Has video answer
+115 months ago62 answers
Explain how to find a target sum in an array. Has video answer
2 years ago11 answers
Explain malloc, calloc, and reelloc.
10 months ago1 answer
Given a list with response time for each server, calculate how long time it will take to process n requests.
a year ago1 answer
Climbing Stairs
+12 months ago18 answers
Write functions to serialize and deserialize a list of strings. Has video answer
2 years ago7 answers
Given the root of a binary tree, return the length of the diameter of the tree.
7 months ago15 answers
Degrees of Friendship
a year ago29 answers
Calculate Test Scores
a year ago30 answers
Write SQL code to publish the Fibonacci series.
2 months ago5 answers
Given positions of N kids and M ice cream sellers on a 1D line, find the smallest distance E such that every kid lies within the range [P - E, P + E] of at least one seller.
a year ago4 answers
Given a list of car rental requests with start and end times, assign cars to rentals such that the total number of cars used is minimized.
a year ago2 answers

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Google Coding Interview Questions

Edit distance Has video answer

Reverse a linked list.

Remove Duplicate Emails

Implement LRU Cache.

Given an integer array nums and an integer k, return true if nums has a subarray of at least two elements whose sum is a multiple of k. Has video answer

Tree Node. Has video answer

Reverse a Sentence

Given a matrix with a rat, bread, cat, and obstacles, find a path from the rat to the bread that maximizes the minimum distance from cat.

Merge Intervals Has video answer

Explain how to find a target sum in an array. Has video answer

Explain malloc, calloc, and reelloc.

Given a list with response time for each server, calculate how long time it will take to process n requests.

Climbing Stairs

Write functions to serialize and deserialize a list of strings. Has video answer

Given the root of a binary tree, return the length of the diameter of the tree.

Degrees of Friendship

Calculate Test Scores

Write SQL code to publish the Fibonacci series.

Given positions of N kids and M ice cream sellers on a 1D line, find the smallest distance E such that every kid lies within the range [P - E, P + E] of at least one seller.

Given a list of car rental requests with start and end times, assign cars to rentals such that the total number of cars used is minimized.

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