#include <iostream>
#include <vector>
#include <string>
#include <cstring>
#include <math.h>
#include <cmath>
#include <limits.h>
#include <map>
#include <set>
#include <queue>
#include <algorithm>
#include <functional>
#include <stdio.h>
using namespace std;

long long MOD = 1000000007;

int main() {
    
    int N,M;
    cin >> N >> M;
    
    vector< vector<int> > V(M);
    
    for ( int i = 0; i < M; i++ ) {
        V[i].push_back(0);
        for ( int j = 1; j <= N; j++ ) {
            int a;
            cin >> a;        
            if ( !i ) { V[i].push_back( a ); }
            else { V[i].push_back( V[i-1][j] + a ); }
        }
    }
    
    for ( int i = 0; i < M; i++ ) {
    for ( int j = 1; j <= N; j++ ) {
        V[i][j] += V[i][j-1];        
    }
    }
    
    
    for ( int i = 0; i < M; i++ ) {
        int l = 0, r = 0;
        while ( r <= N ) {            
            if ( V[i][r] - V[i][l] == 777 ) { cout << "YES" << endl; return 0; }
            else if ( V[i][r] - V[i][l] < 777 ) { r++; }
            else { l++; }
        }
    }
    
    cout << "NO" << endl;
    
    return 0;
}