{ WARNING: this is a generic template, not specific to any task }


{ input data }
var
    N, D  : longint;

begin
{
    uncomment the following lines if you want to read/write from files
    assign(input,  'input.txt');  reset(input);
    assign(output, 'output.txt'); rewrite(output);
}

    { read numbers N and D }
    readln(N);
    readln(D);

    { insert your code here }

    { write numbers 42 and 84 in a single line }
    writeln(42, 84);
end.