function x=strat(id,inSource,loadAll,loadOwn,capacity,buffer)
  if(id==1)
    x = bruteforce(inSource,loadAll,loadOwn,capacity,buffer);
  elseif(id==2)
    x = greedy(inSource,loadAll,loadOwn,capacity,buffer);
  elseif(id==3)
    x = tricky(inSource,loadAll,loadOwn,capacity,buffer);  
  endif;
endfunction