oj.uz

답안 #964349

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
964349 2024-04-16T17:19:58 Z steveonalex Super Dango Maker (JOI22_dango3) C++17
7 / 100
 987 ms 604 KB 
#include <bits/stdc++.h>
#include "dango3.h"
 
using namespace std;
 
typedef long long ll;
typedef unsigned long long ull;
 
#define ALL(v) (v).begin(), (v).end()
#define MASK(i) (1LL << (i))
#define GETBIT(mask, i) (((mask) >> (i)) & 1)
 
// mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
mt19937_64 rng(1);
ll rngesus(ll l, ll r){return ((ull) rng()) % (r - l + 1) + l;}
 
ll max(ll a, ll b){return (a > b) ? a : b;}
ll min(ll a, ll b){return (a < b) ? a : b;}
 
ll LASTBIT(ll mask){return mask & (-mask);}
ll pop_cnt(ll mask){return __builtin_popcountll(mask);}
ll ctz(ll mask){return __builtin_ctzll(mask);}
ll clz(ll mask){return __builtin_clzll(mask);}
ll logOf(ll mask){return 63 - clz(mask);}
 
template <class T1, class T2>
    bool minimize(T1 &a, T2 b){
        if (a > b){a = b; return true;}
        return false;
    }
template <class T1, class T2>
    bool maximize(T1 &a, T2 b){
        if (a < b){a = b; return true;}
        return false;
    }
template <class T>
    void printArr(T& a, string separator = " ", string finish = "\n", ostream& out = cout){
        for(auto i: a) out << i << separator;
        out << finish;
    }
template <class T>
    void remove_dup(vector<T> &a){
        sort(ALL(a));
        a.resize(unique(ALL(a)) - a.begin());
    }

void Solve(int n, int m){
    vector<bool> check(n*m+1);
    for(int iteration = 1; iteration<=m; ++iteration){
        int l = 1, r = n * m;
        while(l < r){
            int mid = (l + r) >> 1;
            vector<int> S;
            for(int i= 1; i<=mid; ++i) if (check[i] == 0) S.push_back(i);
            if (S.size() < n || Query(S) == 0) l = mid + 1;
            else r = mid;
        }
        int x = l;
        vector<int> cur_dango, not_dango;
        for(int i = 1; i<=x; ++i) if (check[i] == 0){
            check[i] = 1;
            vector<int> S;
            for(int j = 1; j <= x; ++j) if (check[j] == 0) S.push_back(j);
            if (Query(S) == 0){
                check[i] = 0;
                cur_dango.push_back(i);
            }
            else not_dango.push_back(i);
        }
        for(int i: not_dango) check[i] = 0;
        for(int i: cur_dango) check[i] = 1;
        Answer(cur_dango);
    }
}

// int main(void){
//     ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

//     return 0;
// }

Compilation message

dango3.cpp: In function 'void Solve(int, int)':
dango3.cpp:55:26: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   55 |             if (S.size() < n || Query(S) == 0) l = mid + 1;
      |                 ~~~~~~~~~^~~

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 396 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 600 KB Output is correct
2 Correct 10 ms 344 KB Output is correct
3 Correct 20 ms 600 KB Output is correct
4 Correct 20 ms 508 KB Output is correct
5 Correct 4 ms 500 KB Output is correct
6 Correct 3 ms 440 KB Output is correct

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 309 ms 548 KB Output is correct
2 Correct 351 ms 540 KB Output is correct
3 Incorrect 864 ms 600 KB Wrong Answer [3]
4 Halted 0 ms 0 KB -

Subtask #4
0 / 78.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 987 ms 604 KB Wrong Answer [3]
2 Halted 0 ms 0 KB -