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·196d·Locked·Pinned# General

Back To Back SWE Support Community

Why This Exists In addition to our normal support and ticketing system (https://backtobackswe.com/contact) we have created this community so that we can keep histories of things like content requests, feature requests, etc. Ways To Contact Us …

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ui feature suggestion

-> add html splitter between problem description and code playground

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The 3Sum problem

Why does the solution use a HashSet? Can we do it without a HashSet? class Solution { …

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test cases on tree problems

It would be helpful to have the test array values in the problem description. Example: [50,25,100,1,27,80,101] would be included in the description for the tree. Currently, the way to get those values is to let the test case fail and then pull the values from there

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Test If A Binary Tree Is Symmetric - Java and Swift solutions

More tests/trees are probably needed on this problem. It allows a solution that does not require a check for the node's value, just the node's structure. This solution was allowed to pass on Java and Swift.

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Code Sample Naive Sorting Algorithm

Hello, I wanted to let you know that the code sample for the Navie Sorting Algorithm video are missing. Here is the link: https://backtobackswe.com/platform/content/naive-sorting-algorithms-bubble-insertion-selection

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Test A Tree For The BST Property (single test case fails)(JS)

Single test case fails when using provided recursive solution. Returns false when it should return true. When recreating the test case locally the same code returns true.

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Sum Root To Leaf Paths (single test case fails with provided solution)(JS)

single test case (not the submit button) fails with a correct solution. Expected return value is an integer rather than a boolean.

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Add Strings - problem statement is wrong.

The problem statement for the problem "Add Strings" mentions that you'll receive a string representation of a binary number, but the examples mention differently and the Solution code shows that you'll only receive a string representation of the actual integer.

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Exception stacktrace has different line numeration from solution

When an exception is thrown, the lines in the stack trace, and in actual code, the line numbers sometimes are different by 1 or 2. It's quite annoying. The task where I noticed it: …

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Add tags

Some problems are related to several topics. For example, LinkedList + recursion. Same as on the LeetCode :)

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