/** * author: otera **/ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; //#define int long long typedef long long ll; typedef unsigned long long ul; typedef unsigned int ui; typedef long double ld; const int inf=1e9+7; const ll INF=1LL<<60 ; const ll mod=1e9+7 ; #define rep(i,n) for(int i=0;i=0;i--) #define Rep(i,sta,n) for(int i=sta;i=1;i--) #define Rep1(i,sta,n) for(int i=sta;i<=n;i++) typedef complex Point; const ld eps = 1e-8; const ld pi = acos(-1.0); typedef pair P; typedef pair LDP; typedef pair LP; #define fr first #define sc second #define all(c) c.begin(),c.end() #define pb push_back #define debug(x) cerr << #x << " = " << (x) << endl; 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; } void solve() { int n; cin >> n; vector> a(n, vector(n, -1)); vector p(n); if(n % 2 == 1) { rep(i, n) { p[i] = (n - i) % n; } } else { rep(i, n) { if(i % 2 == 0) p[i] = i / 2; else p[i] = n - (i + 1) / 2; } } rep(i, n) { rep(j, n) { a[(i + j) % n][(i + p[j]) % n] = i; } } rep(i, n) { rep(j, n) { cout << a[i][j] + 1 << " "; } cout << endl; } } signed main() { ios::sync_with_stdio(false); cin.tie(0); //cout << fixed << setprecision(10); //int t; cin >> t; rep(i, t)solve(); solve(); return 0; }