ID NAME QUALITY USERS ACC % DIFFICULTY C I
15086 Land Acquisition   29 810
23
30
33039 Amazing Factor Sequence (hard)   2 4
50
50
15648 Commando   21 403
28
35
26 Build the Fence   33 1752
22
17
26073 Counting Divisors   1 47
50
34
3195 Doors and Penguins   9 224
19
16
14893 Good Inflation   16 169
30
34
3870 Military Story   2 249
26
9

#convex-hull

The convex hull is the smallest convex set that contains given set of points.

https://en.wikipedia.org/wiki/Convex_hull http://mathworld.wolfram.com/ConvexHull.html https://en.wikipedia.org/wiki/Convex_hull_algorithms