% --Network connectivity--
clear all;
N = 25;
Dmax = 15;

%part1
node_x = 100*rand(N,1);
node_y = 100*rand(N,1);

plot(node_x, node_y, 'ro');
hold on;

%part2
%matrix = euclidean(node_x, node_y);
matrix2 = euclidean2(node_x, node_y);

%part3
[row, col] = find((matrix2<Dmax) & (matrix2~=0));
Mx = [node_x(row);node_x(col)];
My = [node_y(row);node_y(col)];
line(Mx,My);
hold off;