#!/usr/bin/env ruby

# 1
f = File.new("fio.txt")
n = 1
student = f.readlines
student.each{ |i|
  print n, ". ", i
  n += 1
}

puts
# 2
f = File.new("fio.txt")
n = 1
student = f.readlines
student.each{ |i|
  i.chop!
  fio = i.split
  print n, ". ", fio[0], " ", fio[0][0].chr, ". ",
    fio[1][0].chr, ".\n" 
  n += 1
}