import sys readline = sys.stdin.readline N, M = map(int, readline().split()) nums = [list(map(int, readline().split())) for _ in range(M)] cur_num = [0 for x in range(N)] for num in nums: cur_num = [x + y for (x, y) in zip(cur_num, num)] for i in range(N): cur_sum = 0 for j in range(N - i): cur_sum += cur_num[i + j] if cur_sum == 777: print('YES') exit() elif cur_sum > 777: break print('NO')