$VAR1 = {
  'a1' => 1,
  'a2' => 2,
  'b1' => 1,
  'b2' => 2,
  'c1' => 1,
  'c2' => 2
};

Hello 1

Hello 1

Dump $VAR1 = { 'a1' => 1, 'a2' => 2, 'b1' => 1, 'b2' => 2, 'c1' => 1, 'c2' => 2, 'f1' => 1, 'f2' => 2 };