結果
問題 | No.217 魔方陣を作ろう |
ユーザー | heno239 |
提出日時 | 2020-08-15 20:27:17 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 5,000 ms |
コード長 | 4,113 bytes |
コンパイル時間 | 1,488 ms |
コンパイル使用メモリ | 128,848 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-10-10 22:44:54 |
合計ジャッジ時間 | 2,618 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 2 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 2 ms
5,248 KB |
testcase_15 | AC | 2 ms
5,248 KB |
testcase_16 | AC | 2 ms
5,248 KB |
testcase_17 | AC | 2 ms
5,248 KB |
ソースコード
#include<iostream> #include<string> #include<cstdio> #include<vector> #include<cmath> #include<algorithm> #include<functional> #include<iomanip> #include<queue> #include<ciso646> #include<random> #include<map> #include<set> #include<bitset> #include<stack> #include<unordered_map> #include<utility> #include<cassert> #include<complex> #include<numeric> using namespace std; //#define int long long typedef long long ll; typedef unsigned long long ul; typedef unsigned int ui; constexpr ll mod =1000000007; const ll INF = mod * mod; typedef pair<int, int>P; #define stop char nyaa;cin>>nyaa; #define rep(i,n) for(int i=0;i<n;i++) #define per(i,n) for(int i=n-1;i>=0;i--) #define Rep(i,sta,n) for(int i=sta;i<n;i++) #define rep1(i,n) for(int i=1;i<=n;i++) #define per1(i,n) for(int i=n;i>=1;i--) #define Rep1(i,sta,n) for(int i=sta;i<=n;i++) #define all(v) (v).begin(),(v).end() typedef pair<ll, ll> LP; typedef double ld; typedef pair<ld, ld> LDP; const ld eps = 1e-12; const ld pi = acos(-1.0); ll mod_pow(ll x, ll n, ll m = mod) { ll res = 1; while (n) { if (n & 1)res = res * x % m; x = x * x % m; n >>= 1; } return res; } struct modint { ll n; modint() :n(0) { ; } modint(ll m) :n(m) { if (n >= mod)n %= mod; else if (n < 0)n = (n % mod + mod) % mod; } operator int() { return n; } }; bool operator==(modint a, modint b) { return a.n == b.n; } modint operator+=(modint& a, modint b) { a.n += b.n; if (a.n >= mod)a.n -= mod; return a; } modint operator-=(modint& a, modint b) { a.n -= b.n; if (a.n < 0)a.n += mod; return a; } modint operator*=(modint& a, modint b) { a.n = ((ll)a.n * b.n) % mod; return a; } modint operator+(modint a, modint b) { return a += b; } modint operator-(modint a, modint b) { return a -= b; } modint operator*(modint a, modint b) { return a *= b; } modint operator^(modint a, ll n) { if (n == 0)return modint(1); modint res = (a * a) ^ (n / 2); if (n % 2)res = res * a; return res; } ll inv(ll a, ll p) { return (a == 1 ? 1 : (1 - p * inv(p % a, a)) / a + p); } modint operator/(modint a, modint b) { return a * modint(inv(b, mod)); } ll gcd(ll a, ll b) { if (a < b)swap(a, b); while (b) { ll r = a % b; a = b; b = r; } return a; } vector<vector<int>> ad[3] = { {{4,1},{2,3}},{{1,4},{2,3}},{{1,4},{3,2}} }; vector<vector<int>> make_s(int n) { if (n % 2) { vector<vector<int>> res(n, vector<int>(n)); vector<vector<bool>> used(n, vector<bool>(n, false)); int x = 0, y = n / 2; rep1(i, n * n) { res[x][y] = i; used[x][y] = true; if (i < n * n) { int nx = x - 1, ny = y + 1; if (nx < 0)nx += n; if (ny == n)ny = 0; if (used[nx][ny]) { nx = x + 1, ny = y; if (nx == n)nx = 0; } x = nx, y = ny; } } return res; } if (n % 4 == 0) { vector<vector<int>> res(n, vector<int>(n)); if (n == 4) { res = { {16,9,7,2},{3,6,12,13},{10,15,1,8},{5,4,14,11} }; return res; } vector<vector<int>> col(n, vector<int>(n,0)); rep(i, n / 4)rep(j, n / 4) { rep(k, 4) { col[i * 4 + k][j * 4 + k] = 1; col[i * 4 + k][j * 4 + 3 - k] = 1; } } rep(i, n)rep(j, n) { if (col[i][j]) { res[i][j] = i * n + j + 1; } } per(i, n)per(j, n) { if (!col[i][j]) { res[i][j] = (n - 1 - i) * n + (n - 1 - j) + 1; } } return res; } int d = n / 2; vector<vector<int>> res(n, vector<int>(n)); vector<vector<int>> p = make_s(d); rep(i, d)rep(j, d) { p[i][j] = (p[i][j] - 1) * 4; } rep(i, d)rep(j, d) { int lx = 2 * i, ly = 2 * j; int col = 0; if (i > d / 2 + 1)col = 2; else if (i < d / 2 + 1) { col = 0; if (i == d / 2 && j == d / 2)col = 1; } else { col = 1; if (j == d / 2)col = 0; } rep(s, 2)rep(t, 2) { res[lx + s][ly + t] = p[i][j]+ad[col][s][t]; } } return res; } void solve() { int n; cin >> n; vector<vector<int>> ans = make_s(n); rep(i, n) { rep(j, n) { if (j > 0)cout << " "; cout << ans[i][j]; } cout << "\n"; } } signed main() { ios::sync_with_stdio(false); cin.tie(0); //cout << fixed << setprecision(15); //init_f(); //init(); //expr(); //int t; cin >> t; rep(i, t) solve(); return 0; }