#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i, n) for(ll i = 0, i##_len = (n); i < i##_len; i++)
#define reps(i, s, n) for(ll i = (s), i##_len = (n); i < i##_len; i++)
#define rrep(i, n) for(ll i = (n) - 1; i >= 0; i--)
#define rreps(i, e, n) for(ll i = (n) - 1; i >= (e); i--)
#define all(x) (x).begin(), (x).end()
#define sz(x) ((ll)(x).size())
#define len(x) ((ll)(x).length())

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    // ifstream in("input.txt");
    // cin.rdbuf(in.rdbuf());
    ll n, m;
    cin >> n >> m;
    vector<vector<ll>> a(m, vector<ll>(n));
    rep(i, m) rep(j, n) cin >> a[i][j];
    vector<vector<ll>> dp(m + 1, vector<ll>(n + 1, 0));
    rep(i, m) rep(j, n) dp[i + 1][j + 1] = dp[i][j + 1] + dp[i + 1][j] - dp[i][j] + a[i][j];
    rep(i, m + 1) {
        rep(j, n + 1) {
            auto it = lower_bound(all(dp[i]), 777 + dp[i][j]);
            if (*it == (777 + dp[i][j])) {
                cout << "YES" << endl;
                return 0;
            }
        }
    }
    cout << "NO" << endl;
    return 0;
}