astropanic

#Time limit exceeded
class Palindrome

  def compute(value)
    @input_array = value
    @size = @input_array.size
    @even = @size % 2 == 0
    if @even
      @pos1 = (@size/2)-1
      @pos2 = @pos1+1

astropanic

#Time limit exceeded
class Palindrome

  def compute(value)
    @input_array = value
    @size = @input_array.size
    @even = @size % 2 == 0
    if @even
      @pos1 = (@size/2)-1
      @pos2 = @pos1+1

astropanic

  CHARS64 = ("a".."z").to_a + ("A".."Z").to_a + ("0".."9").to_a + ["-", "_"]
  # Return a 22 byte URL-safe string, encoded six bits at a time using 64 characters
  def to_s22
    integer = self.to_i # UUID as a raw integer
    rval = ""
    22.times do
      c = (integer & 0x3F)
      rval += CHARS64[c]
      integer = integer >> 6
    end