The problem for assignment4 deals with overlaps and string parsing. The provided solution for this argument uses substring to parse ranges from file. Furthermore it has a checkbox to trigger whether ranges should fully overlap.

References

https://www.w3schools.com/jsref/jsref_indexof.asp
https://www.geeksforgeeks.org/convert-a-string-to-an-integer-in-javascript/#:~:text=In%20JavaScript%20parseInt()%20function,argument%20of%20parseInt()%20function.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/substring
https://medium.com/@raihan_tazdid/overlapping-numbers-in-ranges-5d0f2efc294e