includes = %w(stdio.h stdlib.h)
num_files = 1

(1..num_files).each_with_index { |_, i|
  File.open("Q#{i + 1}.cpp", 'w+') { |f|
    includes.each { |val|
      f.write("#include <#{val}>\n")
    }

    f.write("\nint main() {\n}")
  }
}