Problem B: Dancing With the Googlers

dancing-googlers.rb

file = File.new("input", "r")
max = file.gets
counter = 1
while (line = file.gets)
  data = line.split(" ") 	
  #num of cases 
  cases = data[0].to_i
  #num of surprising cases
  s = data[1].to_i
  #min result
  p = data[2].to_i
  #total points	
  rest = data[3,cases]
  
  result = 0

  rest.each do |ssum|
    ssum = ssum.to_i
    bnum = ssum/3.floor
    if bnum == p && bnum!=0 && p!=0
      #exact division
      result = result + 1
    elsif bnum >= p
      #it matches
      result = result + 1
    else 
      trest = ssum - (3 * bnum)
      #if we have any surprising cases left
      if s > 0 
        if (bnum + trest) >= p && trest >= 2 
          result = result + 1 
          s = s - 1   
        elsif trest == 0 && bnum != 0 && ssum % bnum == 0 && bnum + 2 > p    
          result = result + 1
          s = s - 1 
        else
          while trest > 0
            bnum = bnum + 1
            trest = trest - 3
          end
          bnum >= p ? result = result + 1 : nil
	end
      else
        while trest > 0
          bnum = bnum + 1
          trest = trest - 3
        end
	bnum >= p ? result = result + 1 : nil
      end
    end
  end
 
  puts "Case ##{counter}: #{result}"
  counter = counter + 1
end
file.close