Program cannot exit gracefully after using `gc` command

[nus-se-script]

Description

Program is not able to terminate after using the gc command and using the graphing function, unless ctrl-c is used to stop the program forcefully.

Details

• Command(s) used:
  1. gc
  2. yx
  3. exit
  4. exit
• Expected result: Program should exit gracefully and not need ctrl-c to stop
• Actual result: Prorgam stucks when running the final exit to terminate from the program

Screenshot

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_{[original: nus-cs2113-AY2324S2/pe-interim#2484] [original labels: severity.Low type.FunctionalityBug]}

[HikoHikoHiko]

Team's Response

Accepted.

Duplicate status (if any):

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