結果

問題 No.1988 Divisor Tiling
ユーザー Chanyuh
提出日時 2022-06-26 10:50:48
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 14 ms / 2,000 ms
コード長 3,125 bytes
コンパイル時間 1,484 ms
コンパイル使用メモリ 134,976 KB
最終ジャッジ日時 2025-01-30 00:52:25
ジャッジサーバーID
（参考情報） 		judge1 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 2
other AC * 32
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <algorithm>
#include <array>
#include <bitset>
#include <cassert>
#include <ciso646>
#include <cmath>
#include <complex>
#include <cstdio>
#include <functional>
#include <iomanip>
#include <iostream>
#include <map>
#include <queue>
#include <random>
#include <set>
#include <stack>
#include <string>
#include <tuple>
#include <unordered_map>
#include <utility>
#include <vector>
using namespace std;
typedef long long ll;
const ll mod = 1000000007;
const ll INF = (ll)1000000007 * 1000000007;
typedef pair<int, int> P;
#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 Per(i, sta, n) for (int i = n - 1; i >= sta; i--)
typedef long double ld;
const ld eps = 1e-8;
const ld pi = acos(-1.0);
typedef pair<ll, ll> LP;
int dx[8] = {1, -1, 0, 0, 1, 1, -1, -1};
int dy[8] = {0, 0, 1, -1, 1, -1, 1, -1};
template <class T>
using max_heap = priority_queue<T>;
template <class T>
using min_heap = priority_queue<T, vector<T>, greater<>>;
template <class T>
bool chmax(T &a, const T &b) {
  if (a < b) {
    a = b;
    return 1;
  }
  return 0;
}
template <class T>
bool chmin(T &a, const T &b) {
  if (b < a) {
    a = b;
    return 1;
  }
  return 0;
}
int n, h;
void solve() {
  cin >> n >> h;
  int w = n / h;
  vector<vector<int>> v(h, vector<int>(w));
  int a = 1, b = 1;
  while (h % 2 == 0) {
    h /= 2;
    a *= 2;
  }
  while (w % 2 == 0) {
    w /= 2;
    b *= 2;
  }
  bool f = false;
  if (a > b) {
    swap(a, b);
    f = true;
  }
  vector<vector<int>> v2(a, vector<int>(b));
  int pos = 0;
  for (int d = a; d < a * b; d *= 2) {
    rep(i, a) rep(j, d / a) { v2[i][pos + j] = d; }
    pos += d / a;
  }
  pos = 1;
  for (int d = 1; d < a; d *= 2) {
    rep(i, d) v2[pos + i][b - 1] = d;
    pos += d;
  }
  // cout << a << " " << b << " " << f << endl;
  if (f) {
    vector<vector<int>> v3(b, vector<int>(a));
    rep(i, b) rep(j, a) v3[i][j] = v2[j][i];
    v2 = v3;
    swap(a, b);
  }
  // cout << a << " " << b << endl;
  // cout << h << " " << w << endl;
  // rep(i, a) {
  //   rep(j, b) cout << v2[i][j] << " ";
  //   cout << "" << endl;
  // }
  rep(i, a) {
    rep(j, b) {
      // cout << v2[i][j] << " ";
      if (h > 1) {
        if (v2[i][j] == 0) {
          int x = 1;
          Rep(k, 1, h + 1) {
            v[i * h + k - 1][j] = x;
            if (x * 2 == k + 1) x *= 2;
          }
        } else
          rep(k, h) { v[i * h + k][j] = v2[i][j] * h; }
      } else {
        if (v2[i][j] == 0) {
          int x = 1;
          Rep(k, 1, w + 1) {
            v[i][j * w + k - 1] = x;
            if (x * 2 == k + 1) x *= 2;
          }
        } else
          rep(k, w) { v[i][j * w + k] = v2[i][j] * w; }
      }
      // rep(i, h * a) {
      //   rep(j, w * b) { cout << v[i][j] << " "; }
      //   cout << "" << endl;
      // }
    }
    // cout << "" << endl;
  }
  for (auto v_ : v) {
    for (int t : v_) cout << t << " ";
    cout << "" << endl;
  }
}
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout << fixed << setprecision(50);
  solve();
}
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