oj.uz

Submission #764330

# Submission time Handle Problem Language Result Execution time Memory
764330 2023-06-23T10:44:05 Z Dan4Life Minerals (JOI19_minerals) C++17
90 / 100
 51 ms 3512 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;}// cur!=pre, pre=cur; }

void dnc(vector<int> l, vector<int> r, bool d){
    int n = sz(l); int m = n/2; 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 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 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 336 KB Output is correct
3 Correct 4 ms 496 KB Output is correct
4 Correct 8 ms 848 KB Output is correct
5 Correct 14 ms 1328 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 4 ms 496 KB Output is correct
8 Correct 8 ms 848 KB Output is correct
9 Correct 14 ms 1328 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 976 KB Output is correct
12 Correct 14 ms 1300 KB Output is correct
13 Correct 16 ms 1344 KB Output is correct
14 Correct 13 ms 1256 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 4 ms 496 KB Output is correct
8 Correct 8 ms 848 KB Output is correct
9 Correct 14 ms 1328 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 976 KB Output is correct
12 Correct 14 ms 1300 KB Output is correct
13 Correct 16 ms 1344 KB Output is correct
14 Correct 13 ms 1256 KB Output is correct
15 Correct 41 ms 3180 KB Output is correct
16 Correct 38 ms 3144 KB Output is correct
17 Correct 36 ms 3028 KB Output is correct
18 Correct 35 ms 2928 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 4 ms 496 KB Output is correct
8 Correct 8 ms 848 KB Output is correct
9 Correct 14 ms 1328 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 976 KB Output is correct
12 Correct 14 ms 1300 KB Output is correct
13 Correct 16 ms 1344 KB Output is correct
14 Correct 13 ms 1256 KB Output is correct
15 Correct 41 ms 3180 KB Output is correct
16 Correct 38 ms 3144 KB Output is correct
17 Correct 36 ms 3028 KB Output is correct
18 Correct 35 ms 2928 KB Output is correct
19 Correct 39 ms 3220 KB Output is correct
20 Correct 45 ms 3280 KB Output is correct
21 Correct 37 ms 3136 KB Output is correct
22 Correct 37 ms 3012 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 4 ms 496 KB Output is correct
8 Correct 8 ms 848 KB Output is correct
9 Correct 14 ms 1328 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 976 KB Output is correct
12 Correct 14 ms 1300 KB Output is correct
13 Correct 16 ms 1344 KB Output is correct
14 Correct 13 ms 1256 KB Output is correct
15 Correct 41 ms 3180 KB Output is correct
16 Correct 38 ms 3144 KB Output is correct
17 Correct 36 ms 3028 KB Output is correct
18 Correct 35 ms 2928 KB Output is correct
19 Correct 39 ms 3220 KB Output is correct
20 Correct 45 ms 3280 KB Output is correct
21 Correct 37 ms 3136 KB Output is correct
22 Correct 37 ms 3012 KB Output is correct
23 Correct 51 ms 3284 KB Output is correct
24 Correct 40 ms 3308 KB Output is correct
25 Correct 37 ms 3252 KB Output is correct
26 Correct 37 ms 3152 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 4 ms 496 KB Output is correct
8 Correct 8 ms 848 KB Output is correct
9 Correct 14 ms 1328 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 976 KB Output is correct
12 Correct 14 ms 1300 KB Output is correct
13 Correct 16 ms 1344 KB Output is correct
14 Correct 13 ms 1256 KB Output is correct
15 Correct 41 ms 3180 KB Output is correct
16 Correct 38 ms 3144 KB Output is correct
17 Correct 36 ms 3028 KB Output is correct
18 Correct 35 ms 2928 KB Output is correct
19 Correct 39 ms 3220 KB Output is correct
20 Correct 45 ms 3280 KB Output is correct
21 Correct 37 ms 3136 KB Output is correct
22 Correct 37 ms 3012 KB Output is correct
23 Correct 51 ms 3284 KB Output is correct
24 Correct 40 ms 3308 KB Output is correct
25 Correct 37 ms 3252 KB Output is correct
26 Correct 37 ms 3152 KB Output is correct
27 Correct 44 ms 3304 KB Output is correct
28 Correct 46 ms 3360 KB Output is correct
29 Correct 42 ms 3252 KB Output is correct
30 Correct 39 ms 3164 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 4 ms 496 KB Output is correct
8 Correct 8 ms 848 KB Output is correct
9 Correct 14 ms 1328 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 976 KB Output is correct
12 Correct 14 ms 1300 KB Output is correct
13 Correct 16 ms 1344 KB Output is correct
14 Correct 13 ms 1256 KB Output is correct
15 Correct 41 ms 3180 KB Output is correct
16 Correct 38 ms 3144 KB Output is correct
17 Correct 36 ms 3028 KB Output is correct
18 Correct 35 ms 2928 KB Output is correct
19 Correct 39 ms 3220 KB Output is correct
20 Correct 45 ms 3280 KB Output is correct
21 Correct 37 ms 3136 KB Output is correct
22 Correct 37 ms 3012 KB Output is correct
23 Correct 51 ms 3284 KB Output is correct
24 Correct 40 ms 3308 KB Output is correct
25 Correct 37 ms 3252 KB Output is correct
26 Correct 37 ms 3152 KB Output is correct
27 Correct 44 ms 3304 KB Output is correct
28 Correct 46 ms 3360 KB Output is correct
29 Correct 42 ms 3252 KB Output is correct
30 Correct 39 ms 3164 KB Output is correct
31 Correct 46 ms 3476 KB Output is correct
32 Correct 42 ms 3416 KB Output is correct
33 Correct 40 ms 3300 KB Output is correct
34 Correct 39 ms 3268 KB Output is correct

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 4 ms 496 KB Output is correct
8 Correct 8 ms 848 KB Output is correct
9 Correct 14 ms 1328 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 9 ms 976 KB Output is correct
12 Correct 14 ms 1300 KB Output is correct
13 Correct 16 ms 1344 KB Output is correct
14 Correct 13 ms 1256 KB Output is correct
15 Correct 41 ms 3180 KB Output is correct
16 Correct 38 ms 3144 KB Output is correct
17 Correct 36 ms 3028 KB Output is correct
18 Correct 35 ms 2928 KB Output is correct
19 Correct 39 ms 3220 KB Output is correct
20 Correct 45 ms 3280 KB Output is correct
21 Correct 37 ms 3136 KB Output is correct
22 Correct 37 ms 3012 KB Output is correct
23 Correct 51 ms 3284 KB Output is correct
24 Correct 40 ms 3308 KB Output is correct
25 Correct 37 ms 3252 KB Output is correct
26 Correct 37 ms 3152 KB Output is correct
27 Correct 44 ms 3304 KB Output is correct
28 Correct 46 ms 3360 KB Output is correct
29 Correct 42 ms 3252 KB Output is correct
30 Correct 39 ms 3164 KB Output is correct
31 Correct 46 ms 3476 KB Output is correct
32 Correct 42 ms 3416 KB Output is correct
33 Correct 40 ms 3300 KB Output is correct
34 Correct 39 ms 3268 KB Output is correct
35 Incorrect 43 ms 3512 KB Wrong Answer [2]
36 Halted 0 ms 0 KB -