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For this challenge we are given the source code of a program and an netcat command to interact with it. The source code ended up being a bit of a rabbit hole but after playing with the program for a while I found out it doesn’t handle negative values correctly.
![](https://colelato.com/wp-content/uploads/2023/08/errorhandeling-1024x475.png)
After that I used an online tool to convert decimal to ASCII
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