oj.uz

Submission #907339

# Submission time Handle Problem Language Result Execution time Memory
907339 2024-01-15T11:51:43 Z lighton Minerals (JOI19_minerals) C++17
85 / 100
 29 ms 3100 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;
        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);
    }
    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;
      |             ~^~
minerals.cpp:24:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   24 |         if(v1.size() == (m-s+1)){ v2.push_back(i); continue; }
      |            ~~~~~~~~~~^~~~~~~~~~
minerals.cpp:25:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   25 |         if(v2.size() == (m-s+1)){ v1.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: In function 'void Solve(int)':
minerals.cpp:47:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   47 |     assert(pre.size() == N);
      |            ~~~~~~~~~~~^~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 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 600 KB Output is correct
4 Correct 5 ms 856 KB Output is correct
5 Correct 9 ms 1324 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 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 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1340 KB Output is correct
13 Correct 7 ms 1520 KB Output is correct
14 Correct 8 ms 1368 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 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 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1340 KB Output is correct
13 Correct 7 ms 1520 KB Output is correct
14 Correct 8 ms 1368 KB Output is correct
15 Correct 26 ms 2760 KB Output is correct
16 Correct 24 ms 2752 KB Output is correct
17 Correct 19 ms 3100 KB Output is correct
18 Correct 18 ms 2572 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 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 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1340 KB Output is correct
13 Correct 7 ms 1520 KB Output is correct
14 Correct 8 ms 1368 KB Output is correct
15 Correct 26 ms 2760 KB Output is correct
16 Correct 24 ms 2752 KB Output is correct
17 Correct 19 ms 3100 KB Output is correct
18 Correct 18 ms 2572 KB Output is correct
19 Correct 25 ms 2756 KB Output is correct
20 Correct 25 ms 2904 KB Output is correct
21 Correct 17 ms 3000 KB Output is correct
22 Correct 18 ms 2676 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 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 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1340 KB Output is correct
13 Correct 7 ms 1520 KB Output is correct
14 Correct 8 ms 1368 KB Output is correct
15 Correct 26 ms 2760 KB Output is correct
16 Correct 24 ms 2752 KB Output is correct
17 Correct 19 ms 3100 KB Output is correct
18 Correct 18 ms 2572 KB Output is correct
19 Correct 25 ms 2756 KB Output is correct
20 Correct 25 ms 2904 KB Output is correct
21 Correct 17 ms 3000 KB Output is correct
22 Correct 18 ms 2676 KB Output is correct
23 Correct 25 ms 2868 KB Output is correct
24 Correct 24 ms 2768 KB Output is correct
25 Correct 18 ms 2912 KB Output is correct
26 Correct 17 ms 2496 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 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 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1340 KB Output is correct
13 Correct 7 ms 1520 KB Output is correct
14 Correct 8 ms 1368 KB Output is correct
15 Correct 26 ms 2760 KB Output is correct
16 Correct 24 ms 2752 KB Output is correct
17 Correct 19 ms 3100 KB Output is correct
18 Correct 18 ms 2572 KB Output is correct
19 Correct 25 ms 2756 KB Output is correct
20 Correct 25 ms 2904 KB Output is correct
21 Correct 17 ms 3000 KB Output is correct
22 Correct 18 ms 2676 KB Output is correct
23 Correct 25 ms 2868 KB Output is correct
24 Correct 24 ms 2768 KB Output is correct
25 Correct 18 ms 2912 KB Output is correct
26 Correct 17 ms 2496 KB Output is correct
27 Correct 26 ms 3008 KB Output is correct
28 Correct 28 ms 2768 KB Output is correct
29 Correct 18 ms 2712 KB Output is correct
30 Correct 18 ms 2608 KB Output is correct

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 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 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1340 KB Output is correct
13 Correct 7 ms 1520 KB Output is correct
14 Correct 8 ms 1368 KB Output is correct
15 Correct 26 ms 2760 KB Output is correct
16 Correct 24 ms 2752 KB Output is correct
17 Correct 19 ms 3100 KB Output is correct
18 Correct 18 ms 2572 KB Output is correct
19 Correct 25 ms 2756 KB Output is correct
20 Correct 25 ms 2904 KB Output is correct
21 Correct 17 ms 3000 KB Output is correct
22 Correct 18 ms 2676 KB Output is correct
23 Correct 25 ms 2868 KB Output is correct
24 Correct 24 ms 2768 KB Output is correct
25 Correct 18 ms 2912 KB Output is correct
26 Correct 17 ms 2496 KB Output is correct
27 Correct 26 ms 3008 KB Output is correct
28 Correct 28 ms 2768 KB Output is correct
29 Correct 18 ms 2712 KB Output is correct
30 Correct 18 ms 2608 KB Output is correct
31 Incorrect 29 ms 2876 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 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 600 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1340 KB Output is correct
13 Correct 7 ms 1520 KB Output is correct
14 Correct 8 ms 1368 KB Output is correct
15 Correct 26 ms 2760 KB Output is correct
16 Correct 24 ms 2752 KB Output is correct
17 Correct 19 ms 3100 KB Output is correct
18 Correct 18 ms 2572 KB Output is correct
19 Correct 25 ms 2756 KB Output is correct
20 Correct 25 ms 2904 KB Output is correct
21 Correct 17 ms 3000 KB Output is correct
22 Correct 18 ms 2676 KB Output is correct
23 Correct 25 ms 2868 KB Output is correct
24 Correct 24 ms 2768 KB Output is correct
25 Correct 18 ms 2912 KB Output is correct
26 Correct 17 ms 2496 KB Output is correct
27 Correct 26 ms 3008 KB Output is correct
28 Correct 28 ms 2768 KB Output is correct
29 Correct 18 ms 2712 KB Output is correct
30 Correct 18 ms 2608 KB Output is correct
31 Incorrect 29 ms 2876 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -