oj.uz

Submission #764350

# Submission time Handle Problem Language Result Execution time Memory
764350 2023-06-23T10:51:39 Z Dan4Life Minerals (JOI19_minerals) C++17
100 / 100
 50 ms 3788 KB 
#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) begin(a),end(a)
int n;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
 
int cur, pre;
bool Q(int i){ cur = Query(i); bool ok=(cur!=pre); pre=cur; return ok;}
 
void dnc(vector<int> l, vector<int> r, bool d){
    int n = sz(l); int m = max(1.0,n*0.4); if(n<1) return;
    if(n==1) return void(Answer(l[0],r[0])); 
    if(!d) m=n-m;
    vector<int> v[2], w[2]; 
    for(int i : {0,1}) v[i].clear(), w[i].clear();
    for(int i = (d?0:m); i < (d?m:n); i++) Q(l[i]);
    for(int i = 0; i < n; i++) v[i>=m].pb(l[i]);
    shuffle(all(r),rng);
    for(int i : r){
      if(sz(w[0])==m) w[1].pb(i);
      else if(sz(w[1])==n-m) w[0].pb(i);
      else w[Q(i)].pb(i);
    }
    dnc(v[0],w[0],0); dnc(v[1],w[1],1);
}
 
void Solve(int N) {
    vector<int> w[2];
    for(int i = 1; i <= 2*N; i++) w[Q(i)].pb(i);
    dnc(w[0],w[1],0);
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 2 ms 464 KB Output is correct
3 Correct 4 ms 592 KB Output is correct
4 Correct 9 ms 848 KB Output is correct
5 Correct 14 ms 1412 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 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 592 KB Output is correct
8 Correct 9 ms 848 KB Output is correct
9 Correct 14 ms 1412 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 1152 KB Output is correct
12 Correct 15 ms 1528 KB Output is correct
13 Correct 15 ms 1548 KB Output is correct
14 Correct 14 ms 1508 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 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 592 KB Output is correct
8 Correct 9 ms 848 KB Output is correct
9 Correct 14 ms 1412 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 1152 KB Output is correct
12 Correct 15 ms 1528 KB Output is correct
13 Correct 15 ms 1548 KB Output is correct
14 Correct 14 ms 1508 KB Output is correct
15 Correct 39 ms 3456 KB Output is correct
16 Correct 43 ms 3568 KB Output is correct
17 Correct 37 ms 3356 KB Output is correct
18 Correct 36 ms 3224 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 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 592 KB Output is correct
8 Correct 9 ms 848 KB Output is correct
9 Correct 14 ms 1412 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 1152 KB Output is correct
12 Correct 15 ms 1528 KB Output is correct
13 Correct 15 ms 1548 KB Output is correct
14 Correct 14 ms 1508 KB Output is correct
15 Correct 39 ms 3456 KB Output is correct
16 Correct 43 ms 3568 KB Output is correct
17 Correct 37 ms 3356 KB Output is correct
18 Correct 36 ms 3224 KB Output is correct
19 Correct 50 ms 3440 KB Output is correct
20 Correct 42 ms 3528 KB Output is correct
21 Correct 37 ms 3524 KB Output is correct
22 Correct 38 ms 3308 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 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 592 KB Output is correct
8 Correct 9 ms 848 KB Output is correct
9 Correct 14 ms 1412 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 1152 KB Output is correct
12 Correct 15 ms 1528 KB Output is correct
13 Correct 15 ms 1548 KB Output is correct
14 Correct 14 ms 1508 KB Output is correct
15 Correct 39 ms 3456 KB Output is correct
16 Correct 43 ms 3568 KB Output is correct
17 Correct 37 ms 3356 KB Output is correct
18 Correct 36 ms 3224 KB Output is correct
19 Correct 50 ms 3440 KB Output is correct
20 Correct 42 ms 3528 KB Output is correct
21 Correct 37 ms 3524 KB Output is correct
22 Correct 38 ms 3308 KB Output is correct
23 Correct 50 ms 3672 KB Output is correct
24 Correct 45 ms 3508 KB Output is correct
25 Correct 38 ms 3596 KB Output is correct
26 Correct 38 ms 3472 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 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 592 KB Output is correct
8 Correct 9 ms 848 KB Output is correct
9 Correct 14 ms 1412 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 1152 KB Output is correct
12 Correct 15 ms 1528 KB Output is correct
13 Correct 15 ms 1548 KB Output is correct
14 Correct 14 ms 1508 KB Output is correct
15 Correct 39 ms 3456 KB Output is correct
16 Correct 43 ms 3568 KB Output is correct
17 Correct 37 ms 3356 KB Output is correct
18 Correct 36 ms 3224 KB Output is correct
19 Correct 50 ms 3440 KB Output is correct
20 Correct 42 ms 3528 KB Output is correct
21 Correct 37 ms 3524 KB Output is correct
22 Correct 38 ms 3308 KB Output is correct
23 Correct 50 ms 3672 KB Output is correct
24 Correct 45 ms 3508 KB Output is correct
25 Correct 38 ms 3596 KB Output is correct
26 Correct 38 ms 3472 KB Output is correct
27 Correct 43 ms 3680 KB Output is correct
28 Correct 41 ms 3688 KB Output is correct
29 Correct 41 ms 3704 KB Output is correct
30 Correct 44 ms 3468 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 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 592 KB Output is correct
8 Correct 9 ms 848 KB Output is correct
9 Correct 14 ms 1412 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 1152 KB Output is correct
12 Correct 15 ms 1528 KB Output is correct
13 Correct 15 ms 1548 KB Output is correct
14 Correct 14 ms 1508 KB Output is correct
15 Correct 39 ms 3456 KB Output is correct
16 Correct 43 ms 3568 KB Output is correct
17 Correct 37 ms 3356 KB Output is correct
18 Correct 36 ms 3224 KB Output is correct
19 Correct 50 ms 3440 KB Output is correct
20 Correct 42 ms 3528 KB Output is correct
21 Correct 37 ms 3524 KB Output is correct
22 Correct 38 ms 3308 KB Output is correct
23 Correct 50 ms 3672 KB Output is correct
24 Correct 45 ms 3508 KB Output is correct
25 Correct 38 ms 3596 KB Output is correct
26 Correct 38 ms 3472 KB Output is correct
27 Correct 43 ms 3680 KB Output is correct
28 Correct 41 ms 3688 KB Output is correct
29 Correct 41 ms 3704 KB Output is correct
30 Correct 44 ms 3468 KB Output is correct
31 Correct 46 ms 3724 KB Output is correct
32 Correct 47 ms 3752 KB Output is correct
33 Correct 40 ms 3788 KB Output is correct
34 Correct 45 ms 3572 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 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 592 KB Output is correct
8 Correct 9 ms 848 KB Output is correct
9 Correct 14 ms 1412 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 1152 KB Output is correct
12 Correct 15 ms 1528 KB Output is correct
13 Correct 15 ms 1548 KB Output is correct
14 Correct 14 ms 1508 KB Output is correct
15 Correct 39 ms 3456 KB Output is correct
16 Correct 43 ms 3568 KB Output is correct
17 Correct 37 ms 3356 KB Output is correct
18 Correct 36 ms 3224 KB Output is correct
19 Correct 50 ms 3440 KB Output is correct
20 Correct 42 ms 3528 KB Output is correct
21 Correct 37 ms 3524 KB Output is correct
22 Correct 38 ms 3308 KB Output is correct
23 Correct 50 ms 3672 KB Output is correct
24 Correct 45 ms 3508 KB Output is correct
25 Correct 38 ms 3596 KB Output is correct
26 Correct 38 ms 3472 KB Output is correct
27 Correct 43 ms 3680 KB Output is correct
28 Correct 41 ms 3688 KB Output is correct
29 Correct 41 ms 3704 KB Output is correct
30 Correct 44 ms 3468 KB Output is correct
31 Correct 46 ms 3724 KB Output is correct
32 Correct 47 ms 3752 KB Output is correct
33 Correct 40 ms 3788 KB Output is correct
34 Correct 45 ms 3572 KB Output is correct
35 Correct 44 ms 3756 KB Output is correct
36 Correct 44 ms 3784 KB Output is correct
37 Correct 41 ms 3768 KB Output is correct
38 Correct 44 ms 3664 KB Output is correct