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46 - Daily Interview Problem: Full Binary Tree - full-binary-tree.txt
Hi, here's your problem today. This problem was recently asked by Google:
Given a binary tree, remove the nodes in which there is only 1 child, so that the binary tree is a full binary tree.
So leaf nodes with no children should be kept, and nodes with 2 children should be kept as well.
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 497 Views, 16591 Search Bots | 171 Words
Hi, here's your problem today. This problem was recently asked by Google:
Given a binary tree, remove the nodes in which there is only 1 child, so that the binary tree is a full binary tree.
So leaf nodes with no children should be kept, and nodes with 2 children should be kept as well.
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 497 Views, 16591 Search Bots | 171 Words
47 - Daily Interview Problem: Min Stack - min-stack.txt
Hi, here's your problem today. This problem was recently asked by Uber:
Design a simple stack that supports push, pop, top, and retrieving the minimum element in constant time.
push(x) -- Push element x onto stack.
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 1101 Views, 16191 Search Bots | 137 Words
Hi, here's your problem today. This problem was recently asked by Uber:
Design a simple stack that supports push, pop, top, and retrieving the minimum element in constant time.
push(x) -- Push element x onto stack.
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 1101 Views, 16191 Search Bots | 137 Words
48 - Daily Interview Problem: Reverse Integer - reverse-integer.txt
Hi, here's your problem today. This problem was recently asked by LinkedIn:
Write a function that reverses the digits a 32-bit signed integer, x. Assume that the environment can only store integers within the 32-bit signed integer range, [-2^31, 2^31 - 1]. The function returns 0 when the reversed integer overflows.
Example:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 542 Views, 17749 Search Bots | 70 Words
Hi, here's your problem today. This problem was recently asked by LinkedIn:
Write a function that reverses the digits a 32-bit signed integer, x. Assume that the environment can only store integers within the 32-bit signed integer range, [-2^31, 2^31 - 1]. The function returns 0 when the reversed integer overflows.
Example:
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 542 Views, 17749 Search Bots | 70 Words
49 - Daily Interview Problem: Min Range Needed to Sort - min-range-needed-to-sort.txt
Hi, here's your problem today. This problem was recently asked by Twitter:
Given a list of integers, return the bounds of the minimum range that must be sorted so that the whole list would be sorted.
Example:
...
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 405 Views, 17007 Search Bots | 70 Words
Hi, here's your problem today. This problem was recently asked by Twitter:
Given a list of integers, return the bounds of the minimum range that must be sorted so that the whole list would be sorted.
Example:
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 405 Views, 17007 Search Bots | 70 Words
50 - Daily Interview Problem: Distribute Bonuses - distribute-bonuses.txt
Hi, here's your problem today. This problem was recently asked by Twitter:
You are the manager of a number of employees who all sit in a row. The CEO would like to give bonuses to all of your employees, but since the company did not perform so well this year the CEO would like to keep the bonuses to a minimum.
The rules of giving bonuses is that:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 550 Views, 16608 Search Bots | 144 Words
Hi, here's your problem today. This problem was recently asked by Twitter:
You are the manager of a number of employees who all sit in a row. The CEO would like to give bonuses to all of your employees, but since the company did not perform so well this year the CEO would like to keep the bonuses to a minimum.
The rules of giving bonuses is that:
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 550 Views, 16608 Search Bots | 144 Words
51 - Daily Interview Problem: Tree Serialization - tree-serialization.txt
Hi, here's your problem today. This problem was recently asked by Apple:
You are given the root of a binary tree. You need to implement 2 functions:
1. serialize(root) which serializes the tree into a string representation
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 433 Views, 16649 Search Bots | 171 Words
Hi, here's your problem today. This problem was recently asked by Apple:
You are given the root of a binary tree. You need to implement 2 functions:
1. serialize(root) which serializes the tree into a string representation
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 433 Views, 16649 Search Bots | 171 Words
52 - Daily Interview Problem: Arithmetic Binary Tree - arithmetic-binary-tree.txt
Hi, here's your problem today. This problem was recently asked by Apple:
You are given a binary tree representation of an arithmetic expression. In this tree, each leaf is an integer value,, and a non-leaf node is one of the four operations: '+', '-', '*', or '/'.
Write a function that takes this tree and evaluates the expression.
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 363 Views, 17054 Search Bots | 142 Words
Hi, here's your problem today. This problem was recently asked by Apple:
You are given a binary tree representation of an arithmetic expression. In this tree, each leaf is an integer value,, and a non-leaf node is one of the four operations: '+', '-', '*', or '/'.
Write a function that takes this tree and evaluates the expression.
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 363 Views, 17054 Search Bots | 142 Words
53 - [Daily Problem] Angles of a Clock - -angles-of-a-clock.txt.txt
Hi, here's your problem today. This problem was recently asked by Microsoft:
Given a time in the format of hour and minute, calculate the angle of the hour and minute hand on a clock.
Hi, here's your problem today. This problem was recently asked by Microsoft:
Given a time in the format of hour and minute, calculate the angle of the hour and minute hand on a clock.
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 385 Views, 17622 Search Bots | 49 Words
54 - [Daily Problem] Longest Increasing Subsequence - longest-increasing-subsequence.txt.txt
Hi, here's your problem today. This problem was recently asked by Microsoft:
You are given an array of integers. Return the length of the longest increasing subsequence (not necessarily contiguous) in the array.
Example:
...
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 268 Views, 17542 Search Bots | 45 Words
Hi, here's your problem today. This problem was recently asked by Microsoft:
You are given an array of integers. Return the length of the longest increasing subsequence (not necessarily contiguous) in the array.
Example:
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 268 Views, 17542 Search Bots | 45 Words
55 - Daily Interview Problem: Given two arrays, write a function to compute their intersection. - given-two-arrays,-write-a-function-to-compute-their-intersection.txt.txt
Hi, here's your problem today. This problem was recently asked by Amazon:
Given two arrays, write a function to compute their intersection - the intersection means the numbers that are in both arrays.
Example 1:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 203 Views, 19853 Search Bots | 80 Words
Hi, here's your problem today. This problem was recently asked by Amazon:
Given two arrays, write a function to compute their intersection - the intersection means the numbers that are in both arrays.
Example 1:
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 203 Views, 19853 Search Bots | 80 Words
56 - Daily Interview Problem: Product of Array Except Self - product-of-array-except-self.txt.txt
Hi, here's your problem today. This problem was recently asked by Amazon:
You are given an array of integers. Return an array of the same size where the element at each index is the product of all the elements in the original array except for the element at that index.
For example, an input of [1, 2, 3, 4, 5] should return [120, 60, 40, 30, 24].
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 226 Views, 18628 Search Bots | 79 Words
Hi, here's your problem today. This problem was recently asked by Amazon:
You are given an array of integers. Return an array of the same size where the element at each index is the product of all the elements in the original array except for the element at that index.
For example, an input of [1, 2, 3, 4, 5] should return [120, 60, 40, 30, 24].
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 226 Views, 18628 Search Bots | 79 Words
57 - Daily Interview Problem: Merge List Of Number Into Ranges - merge-list-of-number-into-ranges.txt.txt
Hi, here's your problem today. This problem was recently asked by Facebook:
Given a sorted list of numbers, return a list of strings that represent all of the consecutive numbers.
Example:
...
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 244 Views, 22109 Search Bots | 98 Words
Hi, here's your problem today. This problem was recently asked by Facebook:
Given a sorted list of numbers, return a list of strings that represent all of the consecutive numbers.
Example:
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 244 Views, 22109 Search Bots | 98 Words
58 - Daily Interview Problem: Reverse Words in a String - reverse-words-in-a-string.txt.txt
Hi, here's your problem today. This problem was recently asked by Facebook:
Given a string, you need to reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order.
Example 1:
...
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 252 Views, 19480 Search Bots | 102 Words
Hi, here's your problem today. This problem was recently asked by Facebook:
Given a string, you need to reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order.
Example 1:
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 252 Views, 19480 Search Bots | 102 Words
59 - Daily Interview Problem: Room scheduling - room-scheduling.txt.txt
Hi, here's your problem today. This problem was recently asked by Google:
You are given an array of tuples (start, end) representing time intervals for lectures. The intervals may be overlapping. Return the number of rooms that are required.
For example. [(30, 75), (0, 50), (60, 150)] should return 2.
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 423 Views, 17457 Search Bots | 43 Words
Hi, here's your problem today. This problem was recently asked by Google:
You are given an array of tuples (start, end) representing time intervals for lectures. The intervals may be overlapping. Return the number of rooms that are required.
For example. [(30, 75), (0, 50), (60, 150)] should return 2.
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 423 Views, 17457 Search Bots | 43 Words
60 - Daily Interview Problem: Running Median - running-median.txt.txt
Hi, here's your problem today. This problem was recently asked by Google:
You are given a stream of numbers. Compute the median for each new element .
Eg. Given [2, 1, 4, 7, 2, 0, 5], the algorithm should output [2, 1.5, 2, 3.0, 2, 2, 2]
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 440 Views, 17248 Search Bots | 49 Words
Hi, here's your problem today. This problem was recently asked by Google:
You are given a stream of numbers. Compute the median for each new element .
Eg. Given [2, 1, 4, 7, 2, 0, 5], the algorithm should output [2, 1.5, 2, 3.0, 2, 2, 2]
...
Full Text>>
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 440 Views, 17248 Search Bots | 49 Words
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