Approach 5 moved to correct path in standing ovation

Author: valeriacobian

solutions/standing-ovation/ruby/approach5.rb

@@ -0,0 +1,45 @@
+def reset_globals()
+  $audience_string = ""
+  $chars = []
+end
+
+def main(index, chars)
+  standing_people = 0
+  invited = 0
+
+  chars.each_with_index do |char, index|
+    number_of_people = char.to_i
+
+    if number_of_people > 0
+      if index <= standing_people
+        standing_people = standing_people + number_of_people
+      else
+        invited = invited + (index - standing_people)
+        standing_people = standing_people + number_of_people + index - standing_people
+      end
+    end
+  end
+
+  print "Persons to be invited: #{invited}\n"
+  # Write to output file
+  output = 'Case #' + "#{index}: #{invited}\n"
+  #IO.write(, output)
+  open("./large_dataset.out", "a") do |f|
+    f.puts output
+  end
+end
+
+File.open("./A-large-practice.in", "r") do |f|
+  f.each_with_index do |line, index|
+    if index == 0
+      next
+    end
+
+    line_arr = line.split(" ")
+    $audience_string = line_arr[1]
+    $chars = $audience_string.split("")
+    print "Case #{index} #{$chars}\n"
+    main(index, $chars)
+    reset_globals()
+  end
+end