function d = data_file(cities)
cities=[0.6606,0.9695,0.5906,0.2124,0.0398,0.1367,0.9536,0.6091,0.8767,...
0.8148,0.3876,0.7041,0.0213,0.3429,0.7471,0.5449,0.9464,0.1247,0.1636,...
0.8668,;0.9500,0.6740,0.5029,0.8274,0.9697,0.5979,0.2184,0.7148,0.2395,...
0.2867,0.8200,0.3296,0.1649,0.3025,0.8192,0.9392,0.8191,0.4351,0.8646,...
0.6768];

%cities=rand([2,cities]);

save cities.mat 'cities2' -V6;
%savefile = 'cities';
%save(savefile,'cities2','-ASCII');