#include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, s, n) for (int i = (s); i < (int)(n); i++) #define revrep(i, n) for (int i = (n) - 1; i >= 0; i--) #define revrepr(i, s, n) for (int i = (n) - 1; i >= s; i--) #define debug(x) cerr << #x << ": " << x << "\n" #define popcnt(x) __builtin_popcount(x) const double PI = acos(-1.0); using ll = long long; using P = pair; template inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } template istream& operator >>(istream &is, vector &v) { for (int i = 0; i < (int)v.size(); i++) cin >> v.at(i); return is; } template ostream& operator <<(ostream &os, pair p) { cout << '(' << p.first << ", " << p.second << ')'; return os; } template void print(const vector &v, const string &delimiter) { rep(i, v.size()) cout << (0 < i ? delimiter : "") << v.at(i); cout << endl; } template void print(const vector> &vv, const string &delimiter) { for (const auto &v: vv) print(v, delimiter); } int main() { int n; cin >> n; vector> a(n, vector(n)); cin >> a; vector> sum_dist(n, vector(n)); rep(i, n) rep(j, n) rep(k, n) sum_dist[a[i][j] - 1][k] += max(abs(i - k), j); int ans = 0; rep(id, n) { int min_sum = 1000000000; rep(i, n) chmin(min_sum, sum_dist[id][i]); ans += min_sum; } cout << ans << endl; }