n, m = gets.chomp.split.map(&:to_i)
trains = Array.new(n){0}

m.times {
  tmp = gets.chomp.split.map(&:to_i)
  (0..n-1).each do |k|
    trains[k] += tmp[k]
  end
sum = 0
  (0..n-1).each do |i|
    sum = trains[i]
      if sum == 777
        puts 'YES'
        exit
      end
    (i+1..n-1).each do |j|
      sum += trains[j]
      if sum == 777
        puts 'YES' 
        exit
      end
    end
  end
}
puts 'NO'
exit