#include "bits/stdc++.h" // {{{
using namespace std;
#define val         const auto
#define eb          emplace_back
#define emp         emplace
#define fi          first
#define se          second
#define X           first
#define Y           second
#define outl(x)     cout << (x) << '\n'
#define rep(i,n)    for(int i=0; i < (int)(n); ++i)
#define ALL(x)      begin(x), end(x)
#define TMPLT(T,U)  template<class T, class U>
#define ten(p)      ((long long)(1e##p))
#define FILL(a,v)   memset((a), (v), sizeof(a))
#define FAST()      ios::sync_with_stdio(false), cin.tie(nullptr)
#ifndef DEBUG
#define debug(...)
#define show(x)
#define show2(x,y)
#define LN()
#endif
#define def(op) inline bool operator op (const T &that) const { return comp(that) op 0; }
template<class T> struct Ordered {
    virtual int comp(const T &that) const  = 0;
    def(==); def(!=); def(<); def(<=); def(>); def(>=); };
#undef def
typedef long long ll;
typedef pair<int,int> pii;
namespace ydk{
TMPLT(T,U) inline bool chmax(T &a, U b){return b>a ? a=b,1 : 0;}
TMPLT(T,U) inline bool chmin(T &a, U b){return b<a ? a=b,1 : 0;}
TMPLT(T,U) inline constexpr common_type_t<T,U> gcd(T x, U y)
{ return (x<y)? gcd(y,x) : (y <= 0)? x : gcd(y, x % y); }
TMPLT(T,U) inline constexpr ll lcm(T x, U y) { return (ll)x/gcd(x,y) * y; }
template<class Itr> string mkString(Itr begin, Itr end, const char *sp = " ") {
    static ostringstream oss; oss.str(""); for(Itr i=begin; i != end; ++i) {
        if(i != begin)oss << sp; oss << *i; } return oss.str(); }
constexpr int INF   = 0x3f3f3f3f;
constexpr ll LINF   = 0x3f3f3f3f3f3f3f3fLL;
// }}}

constexpr int MX = ten(5) + 10;

void Xx_main_xX(const int argc, char *argv[])
{
    // first: id,  second:value
    int N, M;
    vector<pii> buf[11];
    int r;

    cin >> N >> M;

    rep(i, 10) buf[i].eb(0,0);

    static int ans[MX];

    int before = -1;

    rep(i, N) {
        rep(j, M) {
            cin >> r;
            if (r == buf[j].back().se) {
                buf[j].eb(i, r);
                before = -1;
            }
            else if (r > buf[j].back().se) {
                buf[j].clear();
                buf[j].eb(i, r);
                before = -1;
            }
        }

        if (before < 0) {
            set<int> U;
            rep(i, M) {
                for(const pii& e : buf[i]) U.emp(e.fi);
            }
            before = U.size();
        }
        ans[i] = before;
    }

    rep(i, N) {
        outl(ans[i]);
    }
    return;
}

} // {{{

signed main(int argc, char *argv[]){cout << fixed << setprecision(9); ydk::Xx_main_xX(argc, argv); return 0;} // }}}