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Cod sursa(job #112945)
var n,dif,nr1,i:longint;
a:array[1..32000] of byte;
var f,g:text;
begin
assign(f,'multimi2.in');reset(f);
assign(g,'multimi2.out');rewrite(g);
read(f,n);
i:=n;
while i-4>=0 do
begin
a[i]:=1;
a[i-1]:=2;
a[i-2]:=2;
a[i-3]:=1;
i:=1-4;
end;
nr1:=n div 4*2;
case i of
0: dif:=0;
1: begin
a[1]:=1;
dif:=1;
nr1:=nr1+1;
end;
2: begin
a[1]:=1;
a[2]:=2;
dif:=1;
end;
3: begin
a[1]:=1;
a[2]:=1;
a[3]:=2;
dif:=0;
nr1:=nr1+2;
end;
end;
write(g,dif);
write(g,nr1);
for i:=1 to n do if a[i]=1 then write(g,i,' ');
writeln(g);
writeln(g,n-nr1);
for i:=1 to n do if a[i]=2 then write(g,i,' ');
close(f);
close(g);
end.