{
  "0"   => [],
  "1"   => [0],
  "2"   => [0],
  "3"   => [0, 1],
  "4"   => [1],
  "5"   => [0, 2],
  "6"   => [1, 3],
  "7"   => [2],
  "8"   => [3],
  "9"   => [4],
  "10"  => [5],
  "11"  => [6],
  "40"  => [0],
  "41"  => [1],
  "42"  => [2],
  "43"  => [3],
  "44"  => [4],
  "45"  => [5],
  "46"  => [6],
  "47"  => [7],
  "48"  => [8],
  "49"  => [9],
  "50"  => [0, 10],
  "51"  => [11],
  "100" => [0, 1, 5, 10, 40, 50],
}
[1, 2, 3, 5, 40, 50, 60, 90, 95, 99, 100]
+100


+99
	+1


+95
	+5


	+3
		+2


+90
	+5
		+3
			+2


+60
	+40


+50
	+40
		+5
			+3
				+2


$VAR1 = {
          '99' => {
                    '1' => {}
                  },
          '50' => {
                    '40' => {
                              '5' => {
                                       '3' => {
                                                '2' => {}
                                              }
                                     }
                            }
                  },
          '95' => {
                    '5' => {},
                    '3' => {
                             '2' => {}
                           }
                  },
          '100' => {},
          '60' => {
                    '40' => {}
                  },
          '90' => {
                    '5' => {
                             '3' => {
                                      '2' => {}
                                    }
                           }
                  }
        };