Locate image wells
A mathematical model of wells pumping groundwater near a boundary can be constructed using the method of images, which is also u...
15 days ago
Solved
Two Jugs: Minimum Steps ( Medium )
Following the first problem, now you need to find the shortest path. Given two jugs with capacities A and B, find the minimum nu...
15 days ago
Solved
There are 10 types of people in the world
Those who know binary, and those who don't.
The number 2015 is a palindrome in binary (11111011111 to be exact) Given a year...