#include <cstdio> #include <iostream> #include <string> #include <sstream> #include <stack> #include <algorithm> #include <cmath> #include <queue> #include <map> #include <set> #include <cstdlib> #include <bitset> #include <tuple> #include <assert.h> #include <deque> #include <bitset> #include <iomanip> #include <limits> #include <chrono> #include <random> #include <array> #include <unordered_map> #include <functional> #include <complex> #include <numeric> template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } constexpr long long MAX = 5100000; constexpr long long INF = 1LL << 60; constexpr int inf = 1 << 28; constexpr long long mod = 1000000007LL; //constexpr long long mod = 998244353LL; using namespace std; typedef unsigned long long ull; typedef long long ll; int main() { /* cin.tie(nullptr); ios::sync_with_stdio(false); */ int N; scanf("%d", &N); vector<vector<int>> a(N, vector<int>(N)); for (int i = 0; i < N; i++) for (int j = 0; j < N; j++) scanf("%d", &a[i][j]), a[i][j]--; vector<vector<int>> H(N); vector<vector<int>> W(N); for (int i = 0; i < N; i++) { for (int j = 0; j < N; j++) { H[a[i][j]].push_back(i); W[a[i][j]].push_back(j); } } ll res = 0; for (int i = 0; i < N; i++) { ll tmp = INF; for (int j = 0; j < N; j++) { ll tmp2 = 0; for (int k = 0; k < N; k++) { tmp2 += max(abs(H[i][k] - j), W[i][k]); } chmin(tmp, tmp2); } res += tmp; } cout << res << endl; return 0; }