Submission #965317

#	Time	Username	Problem	Language	Result	Execution time	Memory
965317		Pring	Garden (JOI23_garden)	C++17	14 / 100	449 ms	2384 KiB

garden

#include <bits/stdc++.h>
#pragma GCC optimize("O3","unroll-loops")
#pragma GCC target("avx2","popcnt","sse4","abm")
using namespace std;

#ifdef MIKU
string dbmc = "\033[1;38;2;57;197;187m", dbrs = "\033[0m";
#define debug(x...) cout << dbmc << "[" << #x << "]: ", dout(x)
void dout() { cout << dbrs << endl; }
template <typename T, typename ...U>
void dout(T t, U ...u) { cout << t << (sizeof...(u) ? ", " : ""); dout(u...); }
#else
#define debug(...) 39
#endif

#define fs first
#define sc second
#define mp make_pair
#define FOR(i, j, k) for (int i = j, Z = k; i < Z; i++)
using ll = long long;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

const int MXN = 5005, MXM = 55;
int n, m, d;
bitset<MXN> brd[MXM][MXM], b[MXM];

int SOLVE(int X, int Y) {
    FOR(i, 0, d) b[i].reset();
    int ans = INT_MAX, pre = d - 1;
    FOR(r, 0, d) {
        FOR(i, 0, pre + 1) b[i] |= brd[(X + r) % d][(Y + i) % d];
        bitset<MXN> now;
        now.reset();
        int cnt = 0;
        while (cnt < d && now.count() != n + m) {
            now |= b[cnt];
            cnt++;
        }
        if (now.count() == n + m) {
            ans = min(ans, (r + 1) * cnt);
            pre = cnt;
        }
    }
    return ans;
}

void miku() {
    int x, y;
    cin >> n >> m >> d;
    FOR(i, 0, n) {
        cin >> x >> y;
        brd[x][y][i] = true;
    }
    FOR(i, 0, m) {
        cin >> x >> y;
        FOR(j, 0, d) {
            brd[x][j][i + n] = true;
            brd[j][y][i + n] = true;
        }
    }
    int ans = INT_MAX;
    FOR(i, 0, d) FOR(j, 0, d) ans = min(ans, SOLVE(i, j));
    cout << ans << '\n';
}

int32_t main() {
    cin.tie(0) -> sync_with_stdio(false);
    cin.exceptions(cin.failbit);
    miku();
    return 0;
}

Compilation message (stderr)

garden.cpp: In function 'int SOLVE(int, int)':
garden.cpp:36:39: warning: comparison of integer expressions of different signedness: 'std::size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |         while (cnt < d && now.count() != n + m) {
      |                           ~~~~~~~~~~~~^~~~~~~~
garden.cpp:40:25: warning: comparison of integer expressions of different signedness: 'std::size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   40 |         if (now.count() == n + m) {
      |             ~~~~~~~~~~~~^~~~~~~~

• Subtask 1: 0 / 15
• Subtask 2: 6 / 6
• Subtask 3: 8 / 8
• Subtask 4: 0 / 16
• Subtask 5: 0 / 30
• Subtask 6: 0 / 25