Record Case Detail

This function is in beta test. Please help improve it in the issues here.

terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::replace: __pos (which is 18446744073709551615) > this->size() (which is 31)

Your answer may be identical to the JOJ answer in the first several lines.

However, the main problem you meet now is Runtime Error. And the exit code of your program is -6, which should be 0.

Please double check your code to solve this problem and try again.

Welcome to the library management system, please type your commands.
> Test added to the system.
> Unknown command!
>

Welcome to the library management system, please type your commands.
> Test Robustness of Invalid Command added to the system.
> Unknown command!
> Unknown command!
> Student M added to the system.
> Unknown command!
> Unknown command!
> Unknown command!
> Success! Test Robustness of Invalid Command is borrowed by Student M.
> Success! The following book has been returned:
0 Test Robustness of Invalid Command
> Unknown command!
> Unknown command!
> Exit the system!

Notes

Stderr

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Your Answer

JOJ Answer