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Cod sursa(job #109882)
var i,j,r,n,sum,nr1,nr2:longint;
v:array[1..1000000] of shortint;
f,g:text;
begin
assign(f,'multimi.in');
assign(g,'multimi.out');
reset(f);
rewrite(g);
readln(f,n);
sum:=n*(n+1) div 2;
if sum mod 2=0 then writeln(g,'0')
else writeln(g,'1');
sum:=sum div 2;
nr2:=n;
while r<sum do begin
j:=0;
for i:=1 to n do if v[i]=0 then j:=i;
v[j]:=1;
r:=r+j;
nr1:=nr1+1;
nr2:=nr2-1;
end;
writeln(g,nr1);
for i:=1 to n do if v[i]=1 then write(g,i,' ');
writeln(g);
writeln(g,nr2);
for i:=1 to n do if v[i]=0 then write(g,i,' ');
close(f);
close(g);
end.