#pragma GCC target("avx2") #pragma GCC optimize("03") #pragma GCC optimize("unroll-loops") #include <bits/stdc++.h> using namespace std; typedef long double ld; typedef long long ll; typedef unsigned long long ull; #define endl "\n" #define FOR(i,a,b) for(int i=(a);i<=(b);i++) #define rep(i,n) for(int i=0;i<(n);i++) #define PII pair<int, int> #define PLL pair<ll, ll> #define ALL(x) (x).begin(), (x).end() constexpr int INF=1<<30; constexpr ll LINF=1LL<<60; constexpr ll mod=1e9+7; constexpr int NIL = -1; template<class T>inline bool chmax(T &a, const T &b) { if (a<b) { a = b; return 1; } return 0; } template<class T>inline bool chmin(T &a, const T &b) { if (b<a) { a = b; return 1; } return 0; } template<class T>inline int popcount(T a) {return __builtin_popcount(a);} template<class T>inline T emod(T a, T p) { return (a%p + p) % p;} //------------------- int main() { cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(15); int n,m; cin >> n >> m; vector<ll> mxs(15, 0); vector<set<int>> num(15); int N = n; map<int, int> mp; while(n--) { int cnt = 0; rep(i,m) { ll r; cin >> r; if(r > mxs[i]) { mxs[i] = r; for(int k: num[i]) { mp[k]--; if(mp[k]==0) mp.erase(k); } num[i].clear(); num[i].insert(n); mp[n]++; // cout << "updated" << endl; } else if(r == mxs[i]) { num[i].insert(n); mp[n]++; } else continue; } // for(auto &[k,v]: mp) cout << k << " "; // cout << endl; cout << mp.size() << endl; } return 0; }