def main(argv)
  (n, c) = gets.chomp.split(' ').map(&:to_i)

  ps = [0] * n
  n.times{|i| ps[i] = gets.chomp.to_i}
  ps.sort!{|a, b| b <=> a}

  cs1 = []
  cs2 = []
  c.times do |j|
    cc = gets.chomp.split(' ').map(&:to_i)
    if cc[0] == 1 then
      cs1.push(cc[1])
    else # cc[0] == 2
      cs2.push(cc[1])
    end
  end
  cs1.sort!{|a, b| b <=> a}
  cs2.sort!{|a, b| b <=> a}

  total = 0
  ps.each do |price|
    type1_discount = 0
    type1_discount = [cs1[0], price].min    if cs1.size > 0

    type2_discount = 0
    type2_discount = cs2[0] * (price / 100) if cs2.size > 0

    discount = 0
    if cs1.size > 0 && cs2.size > 0 then
      if type1_discount >= type2_discount then
        discount = type1_discount
        cs1.shift
      else
        discount = type2_discount
        cs2.shift
      end
    elsif cs1.size > 0 then
      discount = type1_discount
      cs1.shift
    elsif cs2.size > 0 then
      discount = type2_discount
      cs2.shift
    end

    total += [price - discount, 0].max
  end
  puts total.to_s
end

main(ARGV) if self.to_s == 'main'