create triangles from points on a grid 6 by 6 collapse one edge
nclude <iostream> #include <vector> #include <algorithm> #include <numeric> #include <iterator> #include <functional> using namespace std; int main() { vector<int> v = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }; vector<int> w = { 1, 2, 3, 4, 5, 6, 7