oj.uz

Submission #1072718

# Submission time Handle Problem Language Result Execution time Memory
1072718 2024-08-24T03:23:23 Z boyliguanhan Minerals (JOI19_minerals) C++17
90 / 100
 351 ms 7920 KB 
#include "minerals.h"
#include<bits/stdc++.h>
using namespace std;
set<int>st;
int query(int k){
  if(st.count(k))
    st.erase(k);
  else st.insert(k);
  return Query(k);
}
mt19937 rng(random_device{}());
void solve(vector<int>A,vector<int>B,int dep){
  if(A.size()==1) return Answer(A[0],B[0]);
  vector<int>A1,A2;
  vector<int>B1,B2;                                 
  for(auto i:A)
    A1.push_back(i),swap(A1,A2);
  int prv=0;
  for(auto i:A1)
    prv=query(i);
  shuffle(B.begin(),B.end(),rng);
  for(auto i:B) {
    if(A1.size()==B1.size()){
      B2.push_back(i);
      continue;
    } else if(A2.size()==B2.size()){
      B1.push_back(i);
      continue;
    }
    int x=query(i);
    if(st.count(A1[0])^(x==prv))
      B2.push_back(i);
    else B1.push_back(i);
    prv=x;
  }
  solve(A1,B1,dep^1);
  solve(A2,B2,dep^1);
}
void Solve(int N) {
  vector<int>A,B;
  int prv=0;
  vector<int>VV(2*N);
  iota(VV.begin(),VV.end(),1);
  shuffle(VV.begin(),VV.end(),rng);
  for(auto i:VV) {
    if(A.size()==N){
      B.push_back(i);
      continue;
    } else if(B.size()==N){
      A.push_back(i);
      continue;
    }
    if(query(i)!=prv)
      A.push_back(i),prv++;
    else B.push_back(i);
  }
  solve(A,B,0);
}

Compilation message

minerals.cpp: In function 'void Solve(int)':
minerals.cpp:46:16: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   46 |     if(A.size()==N){
      |        ~~~~~~~~^~~
minerals.cpp:49:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   49 |     } else if(B.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 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 3 ms 600 KB Output is correct
2 Correct 6 ms 780 KB Output is correct
3 Correct 16 ms 1112 KB Output is correct
4 Correct 40 ms 1624 KB Output is correct
5 Correct 108 ms 2952 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 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 600 KB Output is correct
6 Correct 6 ms 780 KB Output is correct
7 Correct 16 ms 1112 KB Output is correct
8 Correct 40 ms 1624 KB Output is correct
9 Correct 108 ms 2952 KB Output is correct
10 Correct 3 ms 600 KB Output is correct
11 Correct 53 ms 1984 KB Output is correct
12 Correct 88 ms 2896 KB Output is correct
13 Correct 83 ms 2904 KB Output is correct
14 Correct 89 ms 2772 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 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 600 KB Output is correct
6 Correct 6 ms 780 KB Output is correct
7 Correct 16 ms 1112 KB Output is correct
8 Correct 40 ms 1624 KB Output is correct
9 Correct 108 ms 2952 KB Output is correct
10 Correct 3 ms 600 KB Output is correct
11 Correct 53 ms 1984 KB Output is correct
12 Correct 88 ms 2896 KB Output is correct
13 Correct 83 ms 2904 KB Output is correct
14 Correct 89 ms 2772 KB Output is correct
15 Correct 288 ms 7032 KB Output is correct
16 Correct 291 ms 7000 KB Output is correct
17 Correct 276 ms 7052 KB Output is correct
18 Correct 293 ms 6856 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 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 600 KB Output is correct
6 Correct 6 ms 780 KB Output is correct
7 Correct 16 ms 1112 KB Output is correct
8 Correct 40 ms 1624 KB Output is correct
9 Correct 108 ms 2952 KB Output is correct
10 Correct 3 ms 600 KB Output is correct
11 Correct 53 ms 1984 KB Output is correct
12 Correct 88 ms 2896 KB Output is correct
13 Correct 83 ms 2904 KB Output is correct
14 Correct 89 ms 2772 KB Output is correct
15 Correct 288 ms 7032 KB Output is correct
16 Correct 291 ms 7000 KB Output is correct
17 Correct 276 ms 7052 KB Output is correct
18 Correct 293 ms 6856 KB Output is correct
19 Correct 297 ms 7192 KB Output is correct
20 Correct 305 ms 7168 KB Output is correct
21 Correct 291 ms 7168 KB Output is correct
22 Correct 306 ms 7056 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 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 600 KB Output is correct
6 Correct 6 ms 780 KB Output is correct
7 Correct 16 ms 1112 KB Output is correct
8 Correct 40 ms 1624 KB Output is correct
9 Correct 108 ms 2952 KB Output is correct
10 Correct 3 ms 600 KB Output is correct
11 Correct 53 ms 1984 KB Output is correct
12 Correct 88 ms 2896 KB Output is correct
13 Correct 83 ms 2904 KB Output is correct
14 Correct 89 ms 2772 KB Output is correct
15 Correct 288 ms 7032 KB Output is correct
16 Correct 291 ms 7000 KB Output is correct
17 Correct 276 ms 7052 KB Output is correct
18 Correct 293 ms 6856 KB Output is correct
19 Correct 297 ms 7192 KB Output is correct
20 Correct 305 ms 7168 KB Output is correct
21 Correct 291 ms 7168 KB Output is correct
22 Correct 306 ms 7056 KB Output is correct
23 Correct 314 ms 7408 KB Output is correct
24 Correct 299 ms 7288 KB Output is correct
25 Correct 290 ms 7416 KB Output is correct
26 Correct 299 ms 7200 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 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 600 KB Output is correct
6 Correct 6 ms 780 KB Output is correct
7 Correct 16 ms 1112 KB Output is correct
8 Correct 40 ms 1624 KB Output is correct
9 Correct 108 ms 2952 KB Output is correct
10 Correct 3 ms 600 KB Output is correct
11 Correct 53 ms 1984 KB Output is correct
12 Correct 88 ms 2896 KB Output is correct
13 Correct 83 ms 2904 KB Output is correct
14 Correct 89 ms 2772 KB Output is correct
15 Correct 288 ms 7032 KB Output is correct
16 Correct 291 ms 7000 KB Output is correct
17 Correct 276 ms 7052 KB Output is correct
18 Correct 293 ms 6856 KB Output is correct
19 Correct 297 ms 7192 KB Output is correct
20 Correct 305 ms 7168 KB Output is correct
21 Correct 291 ms 7168 KB Output is correct
22 Correct 306 ms 7056 KB Output is correct
23 Correct 314 ms 7408 KB Output is correct
24 Correct 299 ms 7288 KB Output is correct
25 Correct 290 ms 7416 KB Output is correct
26 Correct 299 ms 7200 KB Output is correct
27 Correct 310 ms 7520 KB Output is correct
28 Correct 311 ms 7556 KB Output is correct
29 Correct 335 ms 7588 KB Output is correct
30 Correct 319 ms 7372 KB Output is correct

Subtask #8
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 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 600 KB Output is correct
6 Correct 6 ms 780 KB Output is correct
7 Correct 16 ms 1112 KB Output is correct
8 Correct 40 ms 1624 KB Output is correct
9 Correct 108 ms 2952 KB Output is correct
10 Correct 3 ms 600 KB Output is correct
11 Correct 53 ms 1984 KB Output is correct
12 Correct 88 ms 2896 KB Output is correct
13 Correct 83 ms 2904 KB Output is correct
14 Correct 89 ms 2772 KB Output is correct
15 Correct 288 ms 7032 KB Output is correct
16 Correct 291 ms 7000 KB Output is correct
17 Correct 276 ms 7052 KB Output is correct
18 Correct 293 ms 6856 KB Output is correct
19 Correct 297 ms 7192 KB Output is correct
20 Correct 305 ms 7168 KB Output is correct
21 Correct 291 ms 7168 KB Output is correct
22 Correct 306 ms 7056 KB Output is correct
23 Correct 314 ms 7408 KB Output is correct
24 Correct 299 ms 7288 KB Output is correct
25 Correct 290 ms 7416 KB Output is correct
26 Correct 299 ms 7200 KB Output is correct
27 Correct 310 ms 7520 KB Output is correct
28 Correct 311 ms 7556 KB Output is correct
29 Correct 335 ms 7588 KB Output is correct
30 Correct 319 ms 7372 KB Output is correct
31 Correct 327 ms 7668 KB Output is correct
32 Correct 334 ms 7724 KB Output is correct
33 Correct 314 ms 7664 KB Output is correct
34 Correct 351 ms 7584 KB Output is correct

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 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 600 KB Output is correct
6 Correct 6 ms 780 KB Output is correct
7 Correct 16 ms 1112 KB Output is correct
8 Correct 40 ms 1624 KB Output is correct
9 Correct 108 ms 2952 KB Output is correct
10 Correct 3 ms 600 KB Output is correct
11 Correct 53 ms 1984 KB Output is correct
12 Correct 88 ms 2896 KB Output is correct
13 Correct 83 ms 2904 KB Output is correct
14 Correct 89 ms 2772 KB Output is correct
15 Correct 288 ms 7032 KB Output is correct
16 Correct 291 ms 7000 KB Output is correct
17 Correct 276 ms 7052 KB Output is correct
18 Correct 293 ms 6856 KB Output is correct
19 Correct 297 ms 7192 KB Output is correct
20 Correct 305 ms 7168 KB Output is correct
21 Correct 291 ms 7168 KB Output is correct
22 Correct 306 ms 7056 KB Output is correct
23 Correct 314 ms 7408 KB Output is correct
24 Correct 299 ms 7288 KB Output is correct
25 Correct 290 ms 7416 KB Output is correct
26 Correct 299 ms 7200 KB Output is correct
27 Correct 310 ms 7520 KB Output is correct
28 Correct 311 ms 7556 KB Output is correct
29 Correct 335 ms 7588 KB Output is correct
30 Correct 319 ms 7372 KB Output is correct
31 Correct 327 ms 7668 KB Output is correct
32 Correct 334 ms 7724 KB Output is correct
33 Correct 314 ms 7664 KB Output is correct
34 Correct 351 ms 7584 KB Output is correct
35 Incorrect 332 ms 7920 KB Wrong Answer [2]
36 Halted 0 ms 0 KB -