PROBLEM LINK:
Setter: Nisarg Thakkar
Tester: Jaydeep Mulani
Editorialist: Malhar Patel
DIFFICULTY:
Easy-medium
PREREQUISITES:
Nothing
PROBLEM:
The idea behind the problem boils down to following : You are given N points on a 2D Matrix and you have to find the minimum number of lines required to penetrate all of them.
EXPLANATION
If you closely observe the problem, then you can deduce that you have to just count the number of points having the same slope and then print the number of distinct slopes that you have calculated.
SOLUTIONS:
CPP Solution
Feel free to Share your approach, if you want to. (even if it’s the same 
) . Suggestions are welcomed as always. 