function?[?output_args?]?=?Untitled1（?input_args?）
%UNtitleD1?Summary?of?this?function?goes?here
%??Detailed?explanation?goes?here
clear?all;
close?all;
?Size=500;
?CodeL=2;
?
?MinX（1）=-2.048;
?MaxX（1）=2.048;
?MinX（2）=-2.048;
?MaxX（2）=2.048;
?
?E（:1）=MinX（1）+（MaxX（1）-MinX（1））*rand（Size1）;
?E（:2）=MinX（2）+（MaxX（2）-MinX（2））*rand（Size1）;
?
?G=200;
?BsJ=0;
?
?%---------------Start?Running--------------------------------------------%
?for?kg=1:G
?????time（kg）=kg;
?????
?????%----------------------step?1:?Evaluate?BestJ-----------------------%
?????for?i=1:Size;
?????????xi=E（i:）;
?????????x1=xi（1）;
?????????x2=xi（2）;
?????????
?????????F（i）=100*（x1^2-x2）^2+（1-x1）^2;
?????????Ji=1./F;
?????????BsJi（i）=min（Ji）;
?????end
?????[OderJiIndexJi]=sort（BsJi）;
?????BestJ（kg）=OderJi（1）;
?????BJ=BestJ（kg）;
?????Ji=BsJi+eps;%Avoiding?deviding?zero
?????
?????fi=F;
?????[OderfiIndexfi]=sort（fi）;?%Arranging?fi?small?to?bigger
?????Bestfi=Oderfi（Size）;???????%Let?Bestfi=max（fi）
?????BestS=E（Indexfi（Size）:）;??%LEt?BestS=E（m）m?is?the?Indexfi?belongs?to?max（fi）
?????bfi（kg）=Bestfi;
?????
?????kg
?????BestS
?????%---------------------------Step?2:Select?and?Reproduct
?????%Operation---------%
?????fi_sum=sum（fi）;
?????fi_Size=（Oderfi/fi_sum）*Size;
?????
?????fi_S=floor（fi_Size）;???????????????????%Selecting?Bigger?fi?value
?????r=Size-sum（fi_S）;
?????
?????Rest=fi_Size-fi_S;
??