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Cod sursa(job #112938)
var n,i,dif,nr1:longint;
a:array [1..10000] of byte;
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:=i-4;
end;
nr1:=n div 4*2;
case i of
0:dif:=0;
1:begin
a[i]:=1;
dif:=1;
nr1:=nr1+1;
end;
2:begin
a[i]:=1;
a[2]:=2;
dif:=1;
nr1:=nr1+1;
end;
3:begin
a[1]:=1;
a[2]:=2;
a[3]:=2;
dif:=0;
nr1:=nr1+2;
end;
end;
writeln(g,dif);
writeln(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,' ');
end.