8
18
2013
0

【BZOJ1022】【SHOI2008】小约翰的游戏John【博弈论】

题解详见小礼物的大神的BLOG,弱渣就不说了。。。http://dzy493941464.is-programmer.com/posts/39629.html

 

program p1022;
	var
		t,n,i,ans,k,j,k1,k2:longint;
		bo:boolean;
	begin
		read(t);
		for k:=1 to t do begin
			read(n);
			ans:=0; k2:=0;
			for i:=1 to n do begin
				read(k1);
				if k1>1 then inc(k2);
				ans:=ans xor k1;
			end;
			if ((ans=0) and (k2>0)) or ((ans<>0) and (k2=0)) then writeln('Brother') else writeln('John');
		end;
	end.
Category: 博弈论 | Tags:

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