oj.uz

답안 #705876

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
705876 2023-03-05T14:47:20 Z qwerasdfzxcl Minerals (JOI19_minerals) C++17
85 / 100
 49 ms 4460 KB 
#include "minerals.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
int n, cur, ans[100100], chk[100100];

void dnc0(vector<int> a);
void dnc1(vector<int> L, vector<int> R, int onL, int onR);

int myquery(int x, int typ = -1){
    if (typ==chk[x]) return cur;
    chk[x] ^= 1;
    cur = Query(x);
    return cur;
}

void dnc0(vector<int> a){
    int c = a.size() / 2;

    if (c==0) return;
    if (c==1){
        ans[a[0]] = a[1];
        ans[a[1]] = a[0];
        return;
    }

    vector<int> L, R;
    for (auto &x:a){
        int prv = cur;
        int now = myquery(x);
        if (now==prv){
            R.push_back(x);
        }
        else{
            L.push_back(x);
        }
    }

    dnc1(L, R, 1, 1);
}

void dnc1(vector<int> L, vector<int> R, int onL, int onR){
    // printf("dnc1: ");
    // for (auto &x:L) printf("%d ", x);
    // printf("\n");
    // for (auto &x:R) printf("%d ", x);
    // printf("\n");
    
    int c = L.size();

    if (c==0) return;
    if (c==1){
        ans[L[0]] = R[0];
        ans[R[0]] = L[0];
        return;
    }

    vector<int> L1, R1, L2, R2;
    for (int i=0;i<c/2;i++) {L1.push_back(L[i]); myquery(L[i], !onL);}
    for (int i=c/2;i<c;i++) L2.push_back(L[i]);

    for (auto &x:R){
        if (x==R.back()){
            if (L1.size()!=R1.size()) R1.push_back(x);
            else R2.push_back(x);
            continue;
        }

        int prv = cur;
        int delta = myquery(x, !onR) - prv;

        if ((!onL) == (delta==0)) R1.push_back(x);
        else R2.push_back(x);
    }

    dnc1(L1, R1, !onL, !onR);
    dnc1(L2, R2, onL, !onR);
}

void Solve(int N) {
    n = N, cur = 0;
    vector<int> a;
    for (int i=1;i<=n*2;i++) a.push_back(i);
    
    dnc0(a);

    for (int i=1;i<=n*2;i++) if (i < ans[i]) Answer(i, ans[i]);
}

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 2 ms 464 KB Output is correct
3 Correct 4 ms 720 KB Output is correct
4 Correct 8 ms 1104 KB Output is correct
5 Correct 14 ms 1744 KB Output is correct

Subtask #3
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 464 KB Output is correct
7 Correct 4 ms 720 KB Output is correct
8 Correct 8 ms 1104 KB Output is correct
9 Correct 14 ms 1744 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 11 ms 1344 KB Output is correct
12 Correct 15 ms 1788 KB Output is correct
13 Correct 12 ms 1896 KB Output is correct
14 Correct 15 ms 1744 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 464 KB Output is correct
7 Correct 4 ms 720 KB Output is correct
8 Correct 8 ms 1104 KB Output is correct
9 Correct 14 ms 1744 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 11 ms 1344 KB Output is correct
12 Correct 15 ms 1788 KB Output is correct
13 Correct 12 ms 1896 KB Output is correct
14 Correct 15 ms 1744 KB Output is correct
15 Correct 47 ms 4076 KB Output is correct
16 Correct 42 ms 4084 KB Output is correct
17 Correct 34 ms 3968 KB Output is correct
18 Correct 35 ms 3832 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 464 KB Output is correct
7 Correct 4 ms 720 KB Output is correct
8 Correct 8 ms 1104 KB Output is correct
9 Correct 14 ms 1744 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 11 ms 1344 KB Output is correct
12 Correct 15 ms 1788 KB Output is correct
13 Correct 12 ms 1896 KB Output is correct
14 Correct 15 ms 1744 KB Output is correct
15 Correct 47 ms 4076 KB Output is correct
16 Correct 42 ms 4084 KB Output is correct
17 Correct 34 ms 3968 KB Output is correct
18 Correct 35 ms 3832 KB Output is correct
19 Correct 41 ms 4160 KB Output is correct
20 Correct 44 ms 4192 KB Output is correct
21 Correct 39 ms 4224 KB Output is correct
22 Correct 34 ms 3876 KB Output is correct

Subtask #6
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 464 KB Output is correct
7 Correct 4 ms 720 KB Output is correct
8 Correct 8 ms 1104 KB Output is correct
9 Correct 14 ms 1744 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 11 ms 1344 KB Output is correct
12 Correct 15 ms 1788 KB Output is correct
13 Correct 12 ms 1896 KB Output is correct
14 Correct 15 ms 1744 KB Output is correct
15 Correct 47 ms 4076 KB Output is correct
16 Correct 42 ms 4084 KB Output is correct
17 Correct 34 ms 3968 KB Output is correct
18 Correct 35 ms 3832 KB Output is correct
19 Correct 41 ms 4160 KB Output is correct
20 Correct 44 ms 4192 KB Output is correct
21 Correct 39 ms 4224 KB Output is correct
22 Correct 34 ms 3876 KB Output is correct
23 Correct 43 ms 4252 KB Output is correct
24 Correct 43 ms 4212 KB Output is correct
25 Correct 34 ms 4140 KB Output is correct
26 Correct 35 ms 4180 KB Output is correct

Subtask #7
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 464 KB Output is correct
7 Correct 4 ms 720 KB Output is correct
8 Correct 8 ms 1104 KB Output is correct
9 Correct 14 ms 1744 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 11 ms 1344 KB Output is correct
12 Correct 15 ms 1788 KB Output is correct
13 Correct 12 ms 1896 KB Output is correct
14 Correct 15 ms 1744 KB Output is correct
15 Correct 47 ms 4076 KB Output is correct
16 Correct 42 ms 4084 KB Output is correct
17 Correct 34 ms 3968 KB Output is correct
18 Correct 35 ms 3832 KB Output is correct
19 Correct 41 ms 4160 KB Output is correct
20 Correct 44 ms 4192 KB Output is correct
21 Correct 39 ms 4224 KB Output is correct
22 Correct 34 ms 3876 KB Output is correct
23 Correct 43 ms 4252 KB Output is correct
24 Correct 43 ms 4212 KB Output is correct
25 Correct 34 ms 4140 KB Output is correct
26 Correct 35 ms 4180 KB Output is correct
27 Correct 42 ms 4352 KB Output is correct
28 Correct 49 ms 4324 KB Output is correct
29 Correct 38 ms 4276 KB Output is correct
30 Correct 46 ms 4060 KB Output is correct

Subtask #8
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 464 KB Output is correct
7 Correct 4 ms 720 KB Output is correct
8 Correct 8 ms 1104 KB Output is correct
9 Correct 14 ms 1744 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 11 ms 1344 KB Output is correct
12 Correct 15 ms 1788 KB Output is correct
13 Correct 12 ms 1896 KB Output is correct
14 Correct 15 ms 1744 KB Output is correct
15 Correct 47 ms 4076 KB Output is correct
16 Correct 42 ms 4084 KB Output is correct
17 Correct 34 ms 3968 KB Output is correct
18 Correct 35 ms 3832 KB Output is correct
19 Correct 41 ms 4160 KB Output is correct
20 Correct 44 ms 4192 KB Output is correct
21 Correct 39 ms 4224 KB Output is correct
22 Correct 34 ms 3876 KB Output is correct
23 Correct 43 ms 4252 KB Output is correct
24 Correct 43 ms 4212 KB Output is correct
25 Correct 34 ms 4140 KB Output is correct
26 Correct 35 ms 4180 KB Output is correct
27 Correct 42 ms 4352 KB Output is correct
28 Correct 49 ms 4324 KB Output is correct
29 Correct 38 ms 4276 KB Output is correct
30 Correct 46 ms 4060 KB Output is correct
31 Incorrect 41 ms 4460 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 464 KB Output is correct
7 Correct 4 ms 720 KB Output is correct
8 Correct 8 ms 1104 KB Output is correct
9 Correct 14 ms 1744 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 11 ms 1344 KB Output is correct
12 Correct 15 ms 1788 KB Output is correct
13 Correct 12 ms 1896 KB Output is correct
14 Correct 15 ms 1744 KB Output is correct
15 Correct 47 ms 4076 KB Output is correct
16 Correct 42 ms 4084 KB Output is correct
17 Correct 34 ms 3968 KB Output is correct
18 Correct 35 ms 3832 KB Output is correct
19 Correct 41 ms 4160 KB Output is correct
20 Correct 44 ms 4192 KB Output is correct
21 Correct 39 ms 4224 KB Output is correct
22 Correct 34 ms 3876 KB Output is correct
23 Correct 43 ms 4252 KB Output is correct
24 Correct 43 ms 4212 KB Output is correct
25 Correct 34 ms 4140 KB Output is correct
26 Correct 35 ms 4180 KB Output is correct
27 Correct 42 ms 4352 KB Output is correct
28 Correct 49 ms 4324 KB Output is correct
29 Correct 38 ms 4276 KB Output is correct
30 Correct 46 ms 4060 KB Output is correct
31 Incorrect 41 ms 4460 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -