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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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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 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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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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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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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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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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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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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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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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On page 449, in the solution to problem #5 from chapter 11, the text reads, “… the umber of paths from space to the right of S + the numb...
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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...
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At the bottom of page 96, “execute three more steps" should be “TWO more steps.” Even numbers have three steps, odd numbers have one...
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Title: A Common-Sense Guide to Data Structures and Algorithms, Second Edition by @jaywengrow
In exercise #3 of chapter #7, I suggest cl...
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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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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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On page 265 you describe the process for moving a sucessor node that has a right child. The successor node moves into the position of the...
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