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A Common-Sense Guide to Data Structures and Algorithms, Second Edition by Jay Wengrow @jaywengrow
Hi,
I have the paperback version of t...
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Hi @jaywengrow,
I think the table of Selection Sort shows wrong Max number of steps.
For example, for N = 5 we sould have:
Comparsion...
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Hello! Thanks for the great book.
I was attempting the Trie (chap 17) exercises and for number 4 the solution provided for the autocorre...
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In chapter 6,
Page 93/438.
"But now, in the best-case scenario, where the two arrays are identical, we only have to perform N co...
New
Hi,
on page 430 of the book, in the paragraph “Change the Data Structure”, it is written:
Our previous suggestion of sorting the two s...
New
Hello,
On page 345, towards the end. This page is explaining the Depth-First Search on Graphs. Towards the end of step 17, “Gina has two...
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Hello,
Can you please check the time complexity of “Count the Ones” on page 102? I got confused. It has 2 loops (outer and inner). Let’s...
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A Common-Sense Guide to Data Structures and Algorithms, Second Edition by Jay Wengrow @jaywengrow
In the book on page 224, in the exerci...
New
A Common-Sense Guide to Data Structures and Algorithms, Second Edition by Jay Wengrow @jaywengrow
Hi,
I have the paperback version of t...
New
A Common-Sense Guide to Data Structures and Algorithms, Second Edition by Jay Wengrow @jaywengrow
Hi,
in the book, to page 467, you say...
New
A Common-Sense Guide to Data Structures and Algorithms, Second Edition by Jay Wengrow @jaywengrow
Hi,
in the book version, in the page ...
New
Hi, I am trying to convert the ruby code of Quickselect into python and I noticed that I have to add return statements in the if else con...
New
In the final paragraph on page 315, the text reads, “…that will have no affect on the speed of our search.”
The word “effect” should be ...
New
There are two provided implementations for the number_of_paths function. The ‘hardcoded’ version is correct, but the simplified version i...
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Hi, in page 54, there is a line that begins with “To put it this in a way that would hold true…”. I believe it should read “To put this i...
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Algorithms and data structures are much more than abstract concepts. Mastering them enables you to write code that runs faster and more e...
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Think Again 50% Off Sale »
The theme of this sale is new perspectives on familiar topics.
Enter coupon code ThinkAgain2021 at checkout t...
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In the answers for the Chapter 13 exercises, there are several uses of JavaScript’s array.sort() to sort an array of numbers. However, th...
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Hello! It’s Jay Wengrow, author of A Common-Sense Guide to Data Structures and Algorithms. My book now has a supplemental website, where ...
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In the graph on page 41, the arrow leading from O(log n) points to the O(1) function instead of to the O(log n) function.
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On page 331, the subtitle says “Code Implementation: Trie Search,” but the section is about insertion, so it should be “Code Implementati...
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Hi Jay and Brian. This is Margaret creating a test errata post for your book to make sure that you both receive the email notifications a...
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Title: A Common-Sense Guide to Data Structures and Algorithms, Second Edition
Example: Incorrect time complexity (page 55)
Notice the ...
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At the bottom of page 85, “position that is greater or equal” should be “smaller”. That is, the loop should stop running once it encounte...
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In the middle of the page is this sentence:
“Once we find the 4, we can delete it one step:”
This should instead read, “Once we find th...
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On page 91, there’s an example of an array intersection function that uses a double equals in its comparison line:
if (firstArray[i] == ...
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The word “make” is omitted in the phrase “make this magic come alive” in Chapter 20. (more details in the screenshot)
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A Common-Sense Guide to Data Structures and Algorithms, Second Edition by @jaywengrow:
page 326 - missing param
on the def autocomplete...
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Title: A Common-Sense Guide to Data Structures and Algorithms, Second Edition by Jay Wengrow @jaywengrow: (chapter7_p.105)
Example: Get...
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On page 271 the first paragraph begins, “We then take return value of lift and make it…”
This should instead read, “We then take the ret...
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