#include <bits/stdc++.h>
using namespace std;
#define GET_MACRO(a, b, c, NAME, ...) NAME
#define rep(...) GET_MACRO(__VA_ARGS__, rep3, rep2)(__VA_ARGS__)
#define rep2(i, a) rep3 (i, 0, a)
#define rep3(i, a, b) for (int i = (a); i < (b); i++)
#define repr(...) GET_MACRO(__VA_ARGS__, repr3, repr2)(__VA_ARGS__)
#define repr2(i, a) repr3 (i, 0, a)
#define repr3(i, a, b) for (int i = (b) - 1; i >= (a); i--)
template<class T1, class T2> inline bool chmin(T1 &a, T2 b) { return b < a && (a = b, true); }
template<class T1, class T2> inline bool chmax(T1 &a, T2 b) { return a < b && (a = b, true); }
using ll = long long;

struct BIT {
	vector<long long> dat;
	BIT(int n) : dat(n) {}
	void update(int k, long long x) {
		for (int i = k; i < dat.size(); i += i & -i) dat[i] += x;
	}
	long long query(int k) {
		long long ret = 0;
		for (int i = k; i > 0; i -= i & -i) ret += dat[i];
		return ret;
	}
};

int main() {
	int n, m;
	cin >> n >> m;
	static int A[3][800];
	rep(i, m) rep(j, n) cin >> A[i][j];

	pair<ll, int> ans;
	rep(u, m) {
		ll E = 0;
		const int M = 1010;
		BIT bit(1010);
		int *a = A[u];
		rep(i, n) {
			BIT bit2(1010);
			BIT bit3(1010);
			rep(j, i + 1, n) bit3.update(a[j], 1);
			rep(j, i + 1, n) {
				ll cand = 0;
				if (a[i] == a[j]) continue;
				bit3.update(a[j], -1);
				// case 1: k < i < j
				if (a[i] < a[j]) {
					// a[k] > a[i] and a[k] != a[j]
					ll val = bit.query(M - 1) - bit.query(a[i]);
					if (a[j] > a[i]) {
						val -= bit.query(a[j]) - bit.query(a[j] - 1);
					}
					chmax(cand, val);
				} else {
					// a[k] < a[i] and a[k] != a[j]
					ll val = bit.query(a[i] - 1);
					if (a[j] < a[i]) {
						val -= bit.query(a[j]) - bit.query(a[j] - 1);
					}
					chmax(cand, val);
				}

				// case 2: i < k < j
				// a[k] > max(a[i], a[j])
				ll val = bit2.query(M - 1) - bit2.query(max(a[i], a[j]));
				chmax(cand, val);

				// case 3: i < j < k
				if (a[i] < a[j]) {
					// a[j] > a[k] and a[k] != a[i]
					ll val = bit3.query(a[j] - 1);
					if (a[i] < a[j]) {
						val -= bit3.query(a[i]) - bit3.query(a[i] - 1);
					}
					chmax(cand, val);
				} else {
					// a[j] < a[k] and a[k] != a[i]
					ll val = bit3.query(M - 1) - bit3.query(a[j]);
					if (a[i] > a[j]) {
						val -= bit3.query(a[i]) - bit3.query(a[i] - 1);
					}
					chmax(cand, val);
				}
				bit2.update(a[j], 1);
				E += cand;
			}
			bit.update(a[i], 1);
		}
		chmax(ans, make_pair(E, -u));
	}

	cout << -ans.second << endl;
	return 0;
}