oj.uz

Submission #907345

# Submission time Handle Problem Language Result Execution time Memory
907345 2024-01-15T11:56:23 Z lighton Minerals (JOI19_minerals) C++17
85 / 100
 28 ms 3024 KB 
#include "minerals.h"
#include <bits/stdc++.h>
#define forf(i,a,b) for(int i = a; i<=b; i++)
using namespace std;
int N,M;
set<int> S;
vector<int> pre,sec;
vector<int> match;
int last;
vector<int> ran;


void dnc(int s, int e , vector<int> v , int d){
    if(s==e){
        for(int i : v) match[i] = sec[s];
        return;
    }
    int m = s+e>>1;
    int now = 0;
    if(last > m) forf(i,m+1,last){ now = Query(sec[i]); }
    else forf(i,last+1,m){ now = Query(sec[i]); }

    vector<int> v1,v2;
    for(int i : v){
        int prv = now;
        if(v1.size() == (m-s+1)){ v2.push_back(i); continue; }
        if(v2.size() == (m-s+1)){ v1.push_back(i); continue; }
        now = Query(pre[i]);
        if(now == prv) v1.push_back(i);
        else v2.push_back(i);
    }
    last = m;
    dnc(m+1,e,v2,d+1);
    last = m;
    dnc(s,m,v1,d+1);
}

void Solve(int N) {
    int now = 0;
    forf(i,1,2*N){
        int prv = now;
        if(pre.size() == N){ sec.push_back(i); Query(i); continue; }
        if(sec.size() == N){ pre.push_back(i); continue; }
        now = Query(i);
        if(now == prv+1){
            pre.push_back(i);
        }
        else{
            sec.push_back(i);
        }
    }
    last = N-1;
    assert(pre.size() == N);
    match.resize(N);

    vector<int> v; forf(i,0,N-1) v.push_back(i);
    dnc(0,N-1,v,1);
    forf(i,0,N-1) Answer(pre[i],match[i]);
}

Compilation message

minerals.cpp: In function 'void dnc(int, int, std::vector<int>, int)':
minerals.cpp:18:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   18 |     int m = s+e>>1;
      |             ~^~
minerals.cpp:26:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   26 |         if(v1.size() == (m-s+1)){ v2.push_back(i); continue; }
      |            ~~~~~~~~~~^~~~~~~~~~
minerals.cpp:27:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   27 |         if(v2.size() == (m-s+1)){ v1.push_back(i); continue; }
      |            ~~~~~~~~~~^~~~~~~~~~
minerals.cpp: In function 'void Solve(int)':
minerals.cpp:42:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   42 |         if(pre.size() == N){ sec.push_back(i); Query(i); continue; }
      |            ~~~~~~~~~~~^~~~
minerals.cpp:43:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   43 |         if(sec.size() == N){ pre.push_back(i); continue; }
      |            ~~~~~~~~~~~^~~~
In file included from /usr/include/c++/10/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:33,
                 from minerals.cpp:2:
minerals.cpp:53:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   53 |     assert(pre.size() == N);
      |            ~~~~~~~~~~~^~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 500 KB Output is correct
4 Correct 0 ms 344 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 2 ms 468 KB Output is correct
4 Correct 5 ms 764 KB Output is correct
5 Correct 8 ms 1320 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 500 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 468 KB Output is correct
8 Correct 5 ms 764 KB Output is correct
9 Correct 8 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1320 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct
14 Correct 7 ms 1368 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 500 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 468 KB Output is correct
8 Correct 5 ms 764 KB Output is correct
9 Correct 8 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1320 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct
14 Correct 7 ms 1368 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 24 ms 2572 KB Output is correct
17 Correct 15 ms 2780 KB Output is correct
18 Correct 16 ms 2620 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 500 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 468 KB Output is correct
8 Correct 5 ms 764 KB Output is correct
9 Correct 8 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1320 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct
14 Correct 7 ms 1368 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 24 ms 2572 KB Output is correct
17 Correct 15 ms 2780 KB Output is correct
18 Correct 16 ms 2620 KB Output is correct
19 Correct 24 ms 2880 KB Output is correct
20 Correct 26 ms 2616 KB Output is correct
21 Correct 18 ms 2748 KB Output is correct
22 Correct 16 ms 2604 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 500 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 468 KB Output is correct
8 Correct 5 ms 764 KB Output is correct
9 Correct 8 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1320 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct
14 Correct 7 ms 1368 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 24 ms 2572 KB Output is correct
17 Correct 15 ms 2780 KB Output is correct
18 Correct 16 ms 2620 KB Output is correct
19 Correct 24 ms 2880 KB Output is correct
20 Correct 26 ms 2616 KB Output is correct
21 Correct 18 ms 2748 KB Output is correct
22 Correct 16 ms 2604 KB Output is correct
23 Correct 26 ms 2772 KB Output is correct
24 Correct 28 ms 2764 KB Output is correct
25 Correct 16 ms 2900 KB Output is correct
26 Correct 16 ms 2516 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 500 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 468 KB Output is correct
8 Correct 5 ms 764 KB Output is correct
9 Correct 8 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1320 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct
14 Correct 7 ms 1368 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 24 ms 2572 KB Output is correct
17 Correct 15 ms 2780 KB Output is correct
18 Correct 16 ms 2620 KB Output is correct
19 Correct 24 ms 2880 KB Output is correct
20 Correct 26 ms 2616 KB Output is correct
21 Correct 18 ms 2748 KB Output is correct
22 Correct 16 ms 2604 KB Output is correct
23 Correct 26 ms 2772 KB Output is correct
24 Correct 28 ms 2764 KB Output is correct
25 Correct 16 ms 2900 KB Output is correct
26 Correct 16 ms 2516 KB Output is correct
27 Correct 27 ms 2736 KB Output is correct
28 Correct 27 ms 2812 KB Output is correct
29 Correct 19 ms 2788 KB Output is correct
30 Correct 17 ms 2616 KB Output is correct

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 500 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 468 KB Output is correct
8 Correct 5 ms 764 KB Output is correct
9 Correct 8 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1320 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct
14 Correct 7 ms 1368 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 24 ms 2572 KB Output is correct
17 Correct 15 ms 2780 KB Output is correct
18 Correct 16 ms 2620 KB Output is correct
19 Correct 24 ms 2880 KB Output is correct
20 Correct 26 ms 2616 KB Output is correct
21 Correct 18 ms 2748 KB Output is correct
22 Correct 16 ms 2604 KB Output is correct
23 Correct 26 ms 2772 KB Output is correct
24 Correct 28 ms 2764 KB Output is correct
25 Correct 16 ms 2900 KB Output is correct
26 Correct 16 ms 2516 KB Output is correct
27 Correct 27 ms 2736 KB Output is correct
28 Correct 27 ms 2812 KB Output is correct
29 Correct 19 ms 2788 KB Output is correct
30 Correct 17 ms 2616 KB Output is correct
31 Incorrect 25 ms 3024 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 500 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 468 KB Output is correct
8 Correct 5 ms 764 KB Output is correct
9 Correct 8 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1320 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct
14 Correct 7 ms 1368 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 24 ms 2572 KB Output is correct
17 Correct 15 ms 2780 KB Output is correct
18 Correct 16 ms 2620 KB Output is correct
19 Correct 24 ms 2880 KB Output is correct
20 Correct 26 ms 2616 KB Output is correct
21 Correct 18 ms 2748 KB Output is correct
22 Correct 16 ms 2604 KB Output is correct
23 Correct 26 ms 2772 KB Output is correct
24 Correct 28 ms 2764 KB Output is correct
25 Correct 16 ms 2900 KB Output is correct
26 Correct 16 ms 2516 KB Output is correct
27 Correct 27 ms 2736 KB Output is correct
28 Correct 27 ms 2812 KB Output is correct
29 Correct 19 ms 2788 KB Output is correct
30 Correct 17 ms 2616 KB Output is correct
31 Incorrect 25 ms 3024 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -