Submission #972751

# Submission time Handle Problem Language Result Execution time Memory
972751 2024-05-01T05:30:27 Z arush_agu Hyper-minimum (IZhO11_hyper) C++17
100 / 100
434 ms 54928 KB
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")

#include <algorithm>
#include <cctype>
#include <cmath>
#include <cstdio>
#include <cstring>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <functional>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <list>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <vector>

#ifdef DEBUG
#include <time.h>
#endif

#define all(a) (a).begin(), (a).end()
#define rev(a) (a).rbegin(), (a).rend()
#define F first
#define S second
int recur_depth = 0;
#ifdef DEBUG
#define dbg(x)                                                                 \
  {                                                                            \
    ++recur_depth;                                                             \
    auto x_ = x;                                                               \
    --recur_depth;                                                             \
    cerr << string(recur_depth, '\t') << "\e[91m" << __func__ << ":"           \
         << __LINE__ << "\t" << #x << " = " << x_ << "\e[39m" << endl;         \
  }
#else
#define dbg(x)
#endif

using namespace std;
using namespace __gnu_pbds;

typedef pair<int, int> ii;

typedef long long ll;
typedef long double ld;
typedef pair<ll, ll> llll;

typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<pair<int, int>> vii;
typedef vector<vii> vvii;

typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef vector<pair<ll, ll>> vll;
typedef vector<vll> vvll;

typedef vector<bool> vb;

template <class type1>
using ordered_set = tree<type1, null_type, less<type1>, rb_tree_tag,
                         tree_order_statistics_node_update>;

template <typename A, typename B>
ostream &operator<<(ostream &os, const pair<A, B> &p) {
  return os << '(' << p.first << ", " << p.second << ')';
}
template <typename T_container, typename T = typename enable_if<
                                    !is_same<T_container, string>::value,
                                    typename T_container::value_type>::type>
ostream &operator<<(ostream &os, const T_container &v) {
  os << '{';
  string sep;
  for (const T &x : v)
    os << sep << x, sep = ", ";
  return os << '}';
}

const ll MOD = 1e9 + 7;
// const ll MOD = 998244353;
const ll INF = 1e9;
const ld EPS = 1e-9;

struct MinQ {
  vii s1, s2;

  void add(int x) {
    int mn = s1.empty() ? x : min(s1.back().second, x);
    s1.push_back({x, mn});
  }

  void pop() {
    if (s1.empty() && s2.empty())
      return;
    if (s2.empty()) {
      while (!s1.empty()) {
        auto [x, pmn] = s1.back();
        s1.pop_back();
        int mn = s2.empty() ? x : min(pmn, s2.back().second);
        s2.push_back({x, mn});
      }
    }
    s2.pop_back();
  }

  int mn() {
    if (s1.empty() && s2.empty())
      return INF;
    if (s1.empty() || s2.empty())
      return s1.empty() ? s2.back().second : s1.back().second;
    return min(s1.back().second, s2.back().second);
  }

  int sz() { return s1.size() + s2.size(); }
};

void solve() {
  int n, m;
  cin >> n >> m;
  int a[n][n][n][n];
  for (int i = 0; i < n; i++)
    for (int j = 0; j < n; j++)
      for (int k = 0; k < n; k++)
        for (int l = 0; l < n; l++)
          cin >> a[i][j][k][l];

  int one[n][n][n][n - m + 1];
  for (int i = 0; i < n; i++)
    for (int j = 0; j < n; j++)
      for (int k = 0; k < n; k++) {
        multiset<int> ms;
        for (int l = 0; l < m; l++)
          ms.insert(a[i][j][k][l]);
        one[i][j][k][0] = *ms.begin();
        for (int l = 1; l < n - m + 1; l++) {
          ms.erase(ms.find(a[i][j][k][l - 1]));
          ms.insert(a[i][j][k][l + m - 1]);
          one[i][j][k][l] = *ms.begin();
        }
      }

  int two[n][n][n - m + 1][n - m + 1];
  for (int i = 0; i < n; i++)
    for (int j = 0; j < n; j++)
      for (int l = 0; l < n - m + 1; l++) {
        multiset<int> ms;
        for (int k = 0; k < m; k++)
          ms.insert(one[i][j][k][l]);
        two[i][j][0][l] = *ms.begin();
        for (int k = 1; k < n - m + 1; k++) {
          ms.erase(ms.find(one[i][j][k - 1][l]));
          ms.insert(one[i][j][k + m - 1][l]);
          two[i][j][k][l] = *ms.begin();
        }
      }

  int three[n][n - m + 1][n - m + 1][n - m + 1];
  for (int i = 0; i < n; i++)
    for (int k = 0; k < n - m + 1; k++)
      for (int l = 0; l < n - m + 1; l++) {
        multiset<int> ms;
        for (int j = 0; j < m; j++)
          ms.insert(two[i][j][k][l]);
        three[i][0][k][l] = *ms.begin();
        for (int j = 1; j < n - m + 1; j++) {
          ms.erase(ms.find(two[i][j - 1][k][l]));
          ms.insert(two[i][j + m - 1][k][l]);
          three[i][j][k][l] = *ms.begin();
        }
      }

  int four[n - m + 1][n - m + 1][n - m + 1][n - m + 1];
  for (int j = 0; j < n - m + 1; j++)
    for (int k = 0; k < n - m + 1; k++)
      for (int l = 0; l < n - m + 1; l++) {
        multiset<int> ms;
        for (int i = 0; i < m; i++)
          ms.insert(three[i][j][k][l]);
        four[0][j][k][l] = *ms.begin();
        for (int i = 1; i < n - m + 1; i++) {
          ms.erase(ms.find(three[i - 1][j][k][l]));
          ms.insert(three[i + m - 1][j][k][l]);
          four[i][j][k][l] = *ms.begin();
        }
      }

  for (int i = 0; i <= n - m; i++)
    for (int j = 0; j <= n - m; j++)
      for (int k = 0; k <= n - m; k++)
        for (int l = 0; l <= n - m; l++)
          cout << four[i][j][k][l] << " ";
  cout << "\n";
}

int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);

  clock_t start = clock();

  int test_cases = 1;
  // cin >> test_cases;

  while (test_cases--)
    solve();

#ifdef DEBUG
  cerr << fixed << setprecision(10)
       << "\nTime Taken: " << (double)(clock() - start) / CLOCKS_PER_SEC
       << "s\n";
#endif
  return 0;
}

Compilation message

hyper.cpp: In function 'int main()':
hyper.cpp:210:11: warning: unused variable 'start' [-Wunused-variable]
  210 |   clock_t start = clock();
      |           ^~~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 2 ms 348 KB Output is correct
4 Correct 2 ms 628 KB Output is correct
5 Correct 3 ms 604 KB Output is correct
6 Correct 12 ms 1556 KB Output is correct
7 Correct 9 ms 1112 KB Output is correct
8 Correct 24 ms 2728 KB Output is correct
9 Correct 42 ms 6740 KB Output is correct
10 Correct 30 ms 3152 KB Output is correct
11 Correct 99 ms 9044 KB Output is correct
12 Correct 204 ms 16976 KB Output is correct
13 Correct 119 ms 11924 KB Output is correct
14 Correct 225 ms 27332 KB Output is correct
15 Correct 323 ms 45904 KB Output is correct
16 Correct 190 ms 17996 KB Output is correct
17 Correct 279 ms 24140 KB Output is correct
18 Correct 434 ms 54928 KB Output is correct
19 Correct 374 ms 31648 KB Output is correct
20 Correct 239 ms 21924 KB Output is correct