this code is derived from lectures of DR. Harish Garg his youtube channel is https://www.youtube.com/c/DrHarishGarg
% Cuckoo Search Algorithm (CSA) for demo function:
% f(x)=x1^2-x1x2+x2^2+2X1+4*x2+3 minmiztion into interval of [-5,5]
% this code consists of 5 phases according to the cuckoo algorithm concept
