Re: 681 - Convex Hull Finding
Posted: Wed Dec 31, 2014 12:27 pm
fmannan wrote:Hello,
I think more than one points may be repeated. If you are trying to construct the hull just by going around the edges of the given polygon and checking for correct turns then try the following case.
input:
1
9
0 0
1 2
2 1
1 1
2 0
3 1
3 3
0 3
0 0
output:
1
6
0 0
2 0
3 1
3 3
0 3
0 0
Fahim