#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;

int a[1001][1000];

int main() {
  int n, m;
  cin >> n >> m;
  for (int i = 0; i < m; i++) {
    for (int j = 0; j < n; j++) {
      cin >> a[i + 1][j];
      a[i + 1][j] += a[i][j];
    }
    for (int j = 0; j + 3 <= n; j++) {
      if (a[i + 1][j] + a[i + 1][j + 1] + a[i + 1][j + 2] == 777) {
        puts("YES");
        return 0;
      } 
    }
  }
  puts("NO");
}