Description
"Hey! I have an awesome task with chameleons, 5 th task for Saturday’s competition."
"Go ahead. . . "
(...)
“That’s too difficult, I have ......
Description
There is a strange lift.The lift can stop can at every floor as you want, and there is a number Ki(0 <= Ki <= N) on every floor.The lift h ......
On a campus represented as a 2D grid, there are N workers and M bikes, with N <= M. Each worker and bike is a 2D coordinate on this grid.
We assign o ......