#include<iostream> #include<string> #include<vector> #include<algorithm> #include<map> #include<set> #include<cstdio> #include<cmath> #include<deque> #include<numeric> #include<queue> #include<stack> #include<cstring> #include<limits> #include<functional> #include<unordered_set> #include<iomanip> #include<cassert> #include<regex> #include<bitset> #include<complex> #include<chrono> #include<random> #define rep(i,a) for(int i=(int)0;i<(int)a;++i) #define rrep(i,a) for(int i=(int)a-1;i>=0;--i) #define REP(i,a,b) for(int i=(int)a;i<(int)b;++i) #define RREP(i,a,b) for(int i=(int)a-1;i>=b;--i) #define pb push_back #define eb emplace_back #define all(x) x.begin(),x.end() typedef std::vector<int> vi; typedef std::vector<std::vector<int>> vvi; typedef std::vector<long long> vl; typedef std::vector<std::vector<long long>> vvl; #define out(x) cout<<x<<"\n"; using ll=long long; constexpr ll mod = 1e9 + 7; constexpr ll INF = 1LL << 60; ll gcd(ll n, ll m) { ll tmp; while (m!=0) { tmp = n % m; n = m; m = tmp; } return n; } ll lcm(ll n, ll m) { return abs(n) / gcd(n, m)*abs(m);//gl=xy } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } using namespace std; using P = pair<int, int>; void solve() { int n; cin >> n; vector<vector<P>> d(n); rep(i, n) { rep(j,n){ int x; cin >> x; x--; d[x].eb(i, j); } } int ans = 0; rep(i, n) { int add = numeric_limits<int>::max(); rep(j, n) { int sum = 0; rep(k, n) { sum += max(abs(d[i][k].first - j), d[i][k].second); } chmin(add, sum); } ans += add; } cout << ans<< "\n"; } int main(){ ios::sync_with_stdio(false); cin.tie(0); cout<<fixed<<setprecision(15); solve(); return 0; }