#include using namespace std; #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) #define ALL(v) begin(v),end(v) template inline bool chmax(A & a, const B & b) { if (a < b) { a = b; return true; } return false; } template inline bool chmin(A & a, const B & b) { if (a > b) { a = b; return true; } return false; } using ll = long long; using pii = pair; constexpr ll INF = 1ll<<30; constexpr ll longINF = 1ll<<60; constexpr ll MOD = 1000000007; constexpr bool debug = false; //---------------------------------// int main() { int N, M; cin >> N >> M; vector A(N); bool ans = false; REP(i, M) { REP(j, N) { int a; scanf("%d", &a); A[j] += a; } for (int l = 0, r = 0, sum = 0; l < N; ++l, chmax(r, l)) { while (r < N && sum < 777) sum += A[r++]; if (sum == 777) ans = true; sum -= A[l]; } } puts(ans ? "YES" : "NO"); }