var i,j,k,l,m,n,ans,tmp:longint;
a1,a2:longint;
//
begin
i:=12;
ans:=809*i+1;
writeln(' 809');
writeln(' ----');
writeln(i,')',ans);
writeln(' ',8*i);
writeln(' ----');
writeln(' ',9*i+1);
writeln(' ',9*i);
writeln(' ----');
writeln(' 1');
end.
其实自己算了一下,只有这一种解符合.