oj.uz

Submission #907334

# Submission time Handle Problem Language Result Execution time Memory
907334 2024-01-15T11:48:06 Z lighton Minerals (JOI19_minerals) C++17
75 / 100
 28 ms 2916 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;
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]); }
    last = m;

    vector<int> v1,v2;
    for(int i : v){
        int prv = now;
        now = Query(pre[i]);
        if(now == prv) v1.push_back(i);
        else v2.push_back(i);
    }

    dnc(m+1,e,v2,d+1);
    dnc(s,m,v1,d+1);
}

void Solve(int N) {
    int now = 0;
    forf(i,1,2*N){
        int prv = now;
        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:15:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   15 |     int m = s+e>>1;
      |             ~^~
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: In function 'void Solve(int)':
minerals.cpp:46:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   46 |     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 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 596 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 3 ms 600 KB Output is correct
4 Correct 6 ms 856 KB Output is correct
5 Correct 8 ms 1324 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 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 3 ms 600 KB Output is correct
8 Correct 6 ms 856 KB Output is correct
9 Correct 8 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1032 KB Output is correct
12 Correct 9 ms 1224 KB Output is correct
13 Correct 9 ms 1772 KB Output is correct
14 Correct 7 ms 1516 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 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 3 ms 600 KB Output is correct
8 Correct 6 ms 856 KB Output is correct
9 Correct 8 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1032 KB Output is correct
12 Correct 9 ms 1224 KB Output is correct
13 Correct 9 ms 1772 KB Output is correct
14 Correct 7 ms 1516 KB Output is correct
15 Correct 24 ms 2752 KB Output is correct
16 Correct 26 ms 2736 KB Output is correct
17 Correct 18 ms 2644 KB Output is correct
18 Correct 21 ms 2536 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 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 3 ms 600 KB Output is correct
8 Correct 6 ms 856 KB Output is correct
9 Correct 8 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1032 KB Output is correct
12 Correct 9 ms 1224 KB Output is correct
13 Correct 9 ms 1772 KB Output is correct
14 Correct 7 ms 1516 KB Output is correct
15 Correct 24 ms 2752 KB Output is correct
16 Correct 26 ms 2736 KB Output is correct
17 Correct 18 ms 2644 KB Output is correct
18 Correct 21 ms 2536 KB Output is correct
19 Correct 26 ms 2784 KB Output is correct
20 Correct 25 ms 2792 KB Output is correct
21 Correct 22 ms 2788 KB Output is correct
22 Correct 18 ms 2616 KB Output is correct

Subtask #6
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 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 3 ms 600 KB Output is correct
8 Correct 6 ms 856 KB Output is correct
9 Correct 8 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1032 KB Output is correct
12 Correct 9 ms 1224 KB Output is correct
13 Correct 9 ms 1772 KB Output is correct
14 Correct 7 ms 1516 KB Output is correct
15 Correct 24 ms 2752 KB Output is correct
16 Correct 26 ms 2736 KB Output is correct
17 Correct 18 ms 2644 KB Output is correct
18 Correct 21 ms 2536 KB Output is correct
19 Correct 26 ms 2784 KB Output is correct
20 Correct 25 ms 2792 KB Output is correct
21 Correct 22 ms 2788 KB Output is correct
22 Correct 18 ms 2616 KB Output is correct
23 Incorrect 28 ms 2916 KB Wrong Answer [2]
24 Halted 0 ms 0 KB -

Subtask #7
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 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 3 ms 600 KB Output is correct
8 Correct 6 ms 856 KB Output is correct
9 Correct 8 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1032 KB Output is correct
12 Correct 9 ms 1224 KB Output is correct
13 Correct 9 ms 1772 KB Output is correct
14 Correct 7 ms 1516 KB Output is correct
15 Correct 24 ms 2752 KB Output is correct
16 Correct 26 ms 2736 KB Output is correct
17 Correct 18 ms 2644 KB Output is correct
18 Correct 21 ms 2536 KB Output is correct
19 Correct 26 ms 2784 KB Output is correct
20 Correct 25 ms 2792 KB Output is correct
21 Correct 22 ms 2788 KB Output is correct
22 Correct 18 ms 2616 KB Output is correct
23 Incorrect 28 ms 2916 KB Wrong Answer [2]
24 Halted 0 ms 0 KB -

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 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 3 ms 600 KB Output is correct
8 Correct 6 ms 856 KB Output is correct
9 Correct 8 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1032 KB Output is correct
12 Correct 9 ms 1224 KB Output is correct
13 Correct 9 ms 1772 KB Output is correct
14 Correct 7 ms 1516 KB Output is correct
15 Correct 24 ms 2752 KB Output is correct
16 Correct 26 ms 2736 KB Output is correct
17 Correct 18 ms 2644 KB Output is correct
18 Correct 21 ms 2536 KB Output is correct
19 Correct 26 ms 2784 KB Output is correct
20 Correct 25 ms 2792 KB Output is correct
21 Correct 22 ms 2788 KB Output is correct
22 Correct 18 ms 2616 KB Output is correct
23 Incorrect 28 ms 2916 KB Wrong Answer [2]
24 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 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 3 ms 600 KB Output is correct
8 Correct 6 ms 856 KB Output is correct
9 Correct 8 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1032 KB Output is correct
12 Correct 9 ms 1224 KB Output is correct
13 Correct 9 ms 1772 KB Output is correct
14 Correct 7 ms 1516 KB Output is correct
15 Correct 24 ms 2752 KB Output is correct
16 Correct 26 ms 2736 KB Output is correct
17 Correct 18 ms 2644 KB Output is correct
18 Correct 21 ms 2536 KB Output is correct
19 Correct 26 ms 2784 KB Output is correct
20 Correct 25 ms 2792 KB Output is correct
21 Correct 22 ms 2788 KB Output is correct
22 Correct 18 ms 2616 KB Output is correct
23 Incorrect 28 ms 2916 KB Wrong Answer [2]
24 Halted 0 ms 0 KB -