Only C and C++ are allowed. Solving problems with other languages (e.g. python, java) are forbidden, otherwise you'll get zero point.
No restrictions on standard library usage.
Paper references, electronic devices, or other items that may contain any information relative to this exam are not allowed.
Before leaving, please tell TAs, we'll check if your accepted / partially accepted submissions are all written in C or C++. After you pass the check, you may return the account strip and leave.
The score of the exam will be total number of testcases you passed / number of testcases.
Recommended problem-solving order: 13928 -> 14215 -> 14336