Submission #544703

#	Time	Username	Problem	Language	Result	Execution time	Memory
544703		kevinxiehk	Super Dango Maker (JOI22_dango3)	C++17	100 / 100	3890 ms	780 KiB

dango3

#include "dango3.h"
#include <bits/stdc++.h>
#define mp make_pair
#define pb emplace_back
#define fi first
#define se second
// #define int long long
#define inf 1e18
#define ick cout<<"ickbmi32.9\n"
using namespace std;

namespace {

int variable_example = 1;

}  // namespace

vector<int> dk;
vector<int> pre;
int n, m;
vector<int> sure[35];
bool har[10005];
int ask(int k, int l, int r) {
    // cerr << k << ' ' << l << ' ' << r << '\n';
    vector<int> t;
    for(int i = 1; i <= n * m; i++) har[i] = true;
    for(int x = l; x <= r; x++) {
        for(auto y: sure[x]) har[y] = false;
    }
    har[k] = false;
    for(int i = 1; i <= n * m; i++) if(har[i]) t.pb(i);
    return Query(t);
}

void Solve(int N, int M) {
    n = N, m = M;

    for(int i = 1; i <= n * m; i++) {
        int l = 0, r = m - 1;
        while(l < r) {
            int mid = ((l + r) >> 1);
            if(ask(i, l, mid) < m - (mid - l + 1)) l = mid + 1;
            else r = mid;
        }
        sure[l].pb(i);
    }

    for(int i = 0; i < m; i++) Answer(sure[i]);
    // return;

    // sure[n - 1] = dk;
    // vector<int> ans;
    // for(int i = 0; i < m; i++) {
    //     ans.clear();
    //     for(int j = 0; j < n; j++) {
    //         ans.pb(sure[j][i]);
    //     }
    //     Answer(ans);
    // }
    return;
}

Compilation message (stderr)

dango3.cpp:14:5: warning: '{anonymous}::variable_example' defined but not used [-Wunused-variable]
   14 | int variable_example = 1;
      |     ^~~~~~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 5 / 5
• Subtask 3: 15 / 15
• Subtask 4: 78 / 78