結果

問題 No.1988 Divisor Tiling
ユーザー siro53
提出日時 2022-06-24 21:40:11
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 4 ms / 2,000 ms
コード長 3,412 bytes
コンパイル時間 2,337 ms
コンパイル使用メモリ 203,780 KB
最終ジャッジ日時 2025-01-30 00:14:01
ジャッジサーバーID
(参考情報)
judge2 / judge2
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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

#line 1 "main.cpp"
#pragma region Macros
#include <bits/stdc++.h>
using namespace std;
template <class T> inline bool chmax(T &a, T b) {
if(a < b) {
a = b;
return 1;
}
return 0;
}
template <class T> inline bool chmin(T &a, T b) {
if(a > b) {
a = b;
return 1;
}
return 0;
}
#ifdef DEBUG
template <class T, class U>
ostream &operator<<(ostream &os, const pair<T, U> &p) {
os << '(' << p.first << ',' << p.second << ')';
return os;
}
template <class T> ostream &operator<<(ostream &os, const vector<T> &v) {
os << '{';
for(int i = 0; i < (int)v.size(); i++) {
if(i) { os << ','; }
os << v[i];
}
os << '}';
return os;
}
void debugg() { cerr << endl; }
template <class T, class... Args>
void debugg(const T &x, const Args &... args) {
cerr << " " << x;
debugg(args...);
}
#define debug(...) \
cerr << __LINE__ << " [" << #__VA_ARGS__ << "]: ", debugg(__VA_ARGS__)
#define dump(x) cerr << __LINE__ << " " << #x << " = " << (x) << endl
#else
#define debug(...) (void(0))
#define dump(x) (void(0))
#endif
struct Setup {
Setup() {
cin.tie(0);
ios::sync_with_stdio(false);
cout << fixed << setprecision(15);
}
} __Setup;
using ll = long long;
#define OVERLOAD3(_1, _2, _3, name, ...) name
#define ALL(v) (v).begin(), (v).end()
#define RALL(v) (v).rbegin(), (v).rend()
#define REP1(i, n) for(int i = 0; i < int(n); i++)
#define REP2(i, a, b) for(int i = (a); i < int(b); i++)
#define REP(...) OVERLOAD3(__VA_ARGS__, REP2, REP1)(__VA_ARGS__)
#define UNIQUE(v) sort(ALL(v)), (v).erase(unique(ALL(v)), (v).end())
#define SZ(v) ((int)(v).size())
const int INF = 1 << 30;
const ll LLINF = 1LL << 60;
constexpr int MOD = 1000000007;
constexpr int MOD2 = 998244353;
const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};
void Case(int i) { cout << "Case #" << i << ": "; }
int popcount(int x) { return __builtin_popcount(x); }
ll popcount(ll x) { return __builtin_popcountll(x); }
#pragma endregion Macros
#line 1 "/Users/siro53/kyo-pro/compro_library/math/divisor.hpp"
template<class T>
vector<T> divisor(T n) {
vector<T> ret;
for(T i = 1; i * i <= n; i++) {
if(n % i == 0) {
ret.push_back(i);
if(i * i != n)
ret.push_back(n / i);
}
}
sort(begin(ret), end(ret));
return (ret);
}
#line 77 "main.cpp"
int main() {
int N, H;
cin >> N >> H;
auto divs = divisor<int>(N);
int sz = SZ(divs);
int id = 0;
REP(i, sz) if(divs[i] == H) {
id = i;
break;
}
debug(divs, id);
bool isSwap = false;
if(id < sz/2) {
H = N/H;
id = sz - 1 - id;
isSwap = true;
}
vector ans(H, vector<int>(N / H, -1));
int r = 0, c = 0;
REP(i, id) {
REP(j, divs[i]) {
ans[r++][c] = divs[i];
if(r == H) {
r = 0;
c++;
}
}
}
REP(i, id, sz-1) {
REP(j, divs[i]) {
ans[r++][c] = divs[i];
if(r == H) {
r = 0;
c++;
}
}
}
if(isSwap) {
REP(j, N/H) REP(i, H) cout << ans[i][j] << " \n"[i == H-1];
} else {
REP(i, H) REP(j, N/H) cout << ans[i][j] << " \n"[j == N / H - 1];
}
}
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