I have read Editorial and Code Example but I still don't understand the solution. Could you help me to explain more details. Thanks in advanced.
Link problem: https://csacademy.com/contest/archive/task/array-elimination/
I have read Editorial and Code Example but I still don't understand the solution. Could you help me to explain more details. Thanks in advanced.
Link problem: https://csacademy.com/contest/archive/task/array-elimination/