#include <bits/stdc++.h>
#define lli long long int
using namespace std;

multimap<int , int> score;
map<int , int> num;

void increase(int x)
{
	map<int , int>::iterator num_it = num.find(x);
	if ( num_it == num.end() )
	{
		num[x] = 1;
		score.insert( make_pair( 1 , x ) );
	}
	else
	{
		score_it = (num_it->second);
		int cnt = score_it->first + 1;
		score.erase( score_it );
		num_it->second = score.insert( make_pair( cnt , x ) );
	}
}

int getMin()
{
	return score.begin()->second;
}

int main()
{	
	ios_base::sync_with_stdio(false);
	int n , m;
	
	cin>>n>>m;
	for (int i=0 ; i<n ; i++)
	{
		for (int j=0 ; j<m ; j++)
		{
			int x; cin>>x;
			increase(x); 
		}
		
		cout<<getMin()<<"\n";
	}
	
	return 0;
}