#include <bits/stdc++.h>
using namespace std;
int n, k;
struct node{
int sz;
int mx[15], mn[15];
node(){
memset(mx, 0, sizeof(mx));
memset(mn, 0x3f, sizeof(mn));
}
friend bool operator <(node a, node b){
for(int i = 1; i <= k; i++){
if(a.mx[i] > b.mn[i]){
return false;
}
}
return true;
}
};
set<node> s;
set<node>::iterator it;
int main(){
cin >> n >> k;
node t;
for(int i = 1; i <= n; i++){
t.sz = 1;
for(int j = 1; j <= k; j++){
scanf("%d", &t.mn[j]);
t.mx[j] = t.mn[j];
}
while((it = s.find(t)) != s.end()){
t.sz += it->sz;
for(int j = 1; j <= k; j++){
t.mn[j] = min(t.mn[j], it->mn[j]);
t.mx[j] = max(t.mx[j], it->mx[j]);
}
s.erase(it);
}
s.insert(t);
printf("%d\n", (--s.end())->sz);
}
return 0;
}
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