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

const int N = 1005;
int a[N][N];
typedef pair<int, int> PII;
map<int, vector<PII>> mp;

void solve()
{
    int n, m;
    cin >> n >> m;
    for (int i = 1; i <= n; i++)
    {
        for (int j = 1; j <= m; j++)
        {
            cin >> a[i][j];
            mp[a[i][j]].push_back({i, j});
        }
    }

    int sum = 0;
    for (auto [i, j] : mp)
    {
        for (auto it : j)
        {
            for (auto k : j)
            {
                sum += abs(it.first - k.first) + abs(it.second - k.second);
            }
        }
    }
    cout << sum << endl;
}

signed main()
{
    solve();
    return 0;
}