import std.conv, std.functional, std.range, std.stdio, std.string;
import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons;
import core.bitop;

class EOFException : Throwable { this() { super("EOF"); } }
string[] tokens;
string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; }
int readInt() { return readToken.to!int; }
long readLong() { return readToken.to!long; }
real readReal() { return readToken.to!real; }

bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } }
bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } }

int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; }
int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); }
int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); }




void main() {
  try {
    for (; ; ) {
      const N = readInt();
      const M = readInt();
      auto R = new int[][](N, M);
      foreach (i; 0 .. N) foreach (j; 0 .. M) {
        R[i][j] = readInt();
      }
      
      int now;
      auto cnt = new int[N];
      void add(int i) {
        if (cnt[i] == 0) {
          ++now;
        }
        ++cnt[i];
      }
      void rem(int i) {
        --cnt[i];
        if (cnt[i] == 0) {
          --now;
        }
      }
      
      auto mxs = new int[M];
      auto iss = new int[][M];
      foreach (i; 0 .. N) {
        foreach (j; 0 .. M) {
          if (chmax(mxs[j], R[i][j])) {
            foreach (ii; iss[j]) {
              rem(ii);
            }
            iss[j] = [];
          }
          if (mxs[j] == R[i][j]) {
            iss[j] ~= i;
            add(i);
          }
        }
        writeln(now);
      }
    }
  } catch (EOFException e) {
  }
}