oj.uz

Submission #120991

# Submission time Handle Problem Language Result Execution time Memory
120991 2019-06-25T21:55:30 Z gs14004 Minerals (JOI19_minerals) C++17
100 / 100
 73 ms 4660 KB 
#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 3000005;

void dnc(vector<int> l, vector<int> r, int toggle){
	if(l.size() == 1){
		Answer(l[0], r[0]);
		return;
	}
	int m = 0.35 * l.size(), last = 0;
	vector<int> ll, lr, rr, rl;
	m = max(m, 1); m = min(m, (int)l.size() - 1);
	for(int i=0; i<m; i++){
		last = Query(l[i]);
		ll.push_back(l[i]);
	}
	for(int i=m; i<l.size(); i++){
		lr.push_back(l[i]);
	}
	for(int i=0; i<r.size(); i++){
		if(rl.size() == ll.size()){
			rr.push_back(r[i]);
			continue;
		}
		if(rr.size() == lr.size()){
			rl.push_back(r[i]);
			continue;
		}
		int nxt = Query(r[i]);
		if(toggle ^ (nxt != last)){
			rr.push_back(r[i]);
		}
		else rl.push_back(r[i]);
		last = nxt;
	}
	dnc(ll, rl, toggle ^ 1);
	dnc(lr, rr, toggle);
}


void Solve(int N) {
	srand(time(0));
	vector<int> l, r;
	vector<int> perm(2 * N);
	iota(perm.begin(), perm.end(), 1);
	random_shuffle(perm.begin(), perm.end());
	for(auto &i : perm){
		int v = Query(i);
		if(v != l.size()){
			l.push_back(i);
		}
		else{
			r.push_back(i);
		}
	}
	dnc(l, r, 1);
}

Compilation message

minerals.cpp: In function 'void dnc(std::vector<int>, std::vector<int>, int)':
minerals.cpp:18:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=m; i<l.size(); i++){
               ~^~~~~~~~~
minerals.cpp:21:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0; i<r.size(); i++){
               ~^~~~~~~~~
minerals.cpp: In function 'void Solve(int)':
minerals.cpp:50:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(v != l.size()){
      ~~^~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 2 ms 412 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 4 ms 512 KB Output is correct
3 Correct 7 ms 768 KB Output is correct
4 Correct 12 ms 1080 KB Output is correct
5 Correct 22 ms 1748 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 2 ms 412 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 12 ms 1080 KB Output is correct
9 Correct 22 ms 1748 KB Output is correct
10 Correct 3 ms 640 KB Output is correct
11 Correct 15 ms 1372 KB Output is correct
12 Correct 22 ms 1724 KB Output is correct
13 Correct 21 ms 1804 KB Output is correct
14 Correct 20 ms 1684 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 2 ms 412 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 12 ms 1080 KB Output is correct
9 Correct 22 ms 1748 KB Output is correct
10 Correct 3 ms 640 KB Output is correct
11 Correct 15 ms 1372 KB Output is correct
12 Correct 22 ms 1724 KB Output is correct
13 Correct 21 ms 1804 KB Output is correct
14 Correct 20 ms 1684 KB Output is correct
15 Correct 58 ms 4040 KB Output is correct
16 Correct 57 ms 4020 KB Output is correct
17 Correct 57 ms 4036 KB Output is correct
18 Correct 56 ms 3852 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 2 ms 412 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 12 ms 1080 KB Output is correct
9 Correct 22 ms 1748 KB Output is correct
10 Correct 3 ms 640 KB Output is correct
11 Correct 15 ms 1372 KB Output is correct
12 Correct 22 ms 1724 KB Output is correct
13 Correct 21 ms 1804 KB Output is correct
14 Correct 20 ms 1684 KB Output is correct
15 Correct 58 ms 4040 KB Output is correct
16 Correct 57 ms 4020 KB Output is correct
17 Correct 57 ms 4036 KB Output is correct
18 Correct 56 ms 3852 KB Output is correct
19 Correct 59 ms 4132 KB Output is correct
20 Correct 62 ms 4160 KB Output is correct
21 Correct 57 ms 4132 KB Output is correct
22 Correct 58 ms 4008 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 2 ms 412 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 12 ms 1080 KB Output is correct
9 Correct 22 ms 1748 KB Output is correct
10 Correct 3 ms 640 KB Output is correct
11 Correct 15 ms 1372 KB Output is correct
12 Correct 22 ms 1724 KB Output is correct
13 Correct 21 ms 1804 KB Output is correct
14 Correct 20 ms 1684 KB Output is correct
15 Correct 58 ms 4040 KB Output is correct
16 Correct 57 ms 4020 KB Output is correct
17 Correct 57 ms 4036 KB Output is correct
18 Correct 56 ms 3852 KB Output is correct
19 Correct 59 ms 4132 KB Output is correct
20 Correct 62 ms 4160 KB Output is correct
21 Correct 57 ms 4132 KB Output is correct
22 Correct 58 ms 4008 KB Output is correct
23 Correct 61 ms 4252 KB Output is correct
24 Correct 63 ms 4204 KB Output is correct
25 Correct 73 ms 4192 KB Output is correct
26 Correct 59 ms 4068 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 2 ms 412 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 12 ms 1080 KB Output is correct
9 Correct 22 ms 1748 KB Output is correct
10 Correct 3 ms 640 KB Output is correct
11 Correct 15 ms 1372 KB Output is correct
12 Correct 22 ms 1724 KB Output is correct
13 Correct 21 ms 1804 KB Output is correct
14 Correct 20 ms 1684 KB Output is correct
15 Correct 58 ms 4040 KB Output is correct
16 Correct 57 ms 4020 KB Output is correct
17 Correct 57 ms 4036 KB Output is correct
18 Correct 56 ms 3852 KB Output is correct
19 Correct 59 ms 4132 KB Output is correct
20 Correct 62 ms 4160 KB Output is correct
21 Correct 57 ms 4132 KB Output is correct
22 Correct 58 ms 4008 KB Output is correct
23 Correct 61 ms 4252 KB Output is correct
24 Correct 63 ms 4204 KB Output is correct
25 Correct 73 ms 4192 KB Output is correct
26 Correct 59 ms 4068 KB Output is correct
27 Correct 62 ms 4328 KB Output is correct
28 Correct 64 ms 4272 KB Output is correct
29 Correct 61 ms 4360 KB Output is correct
30 Correct 62 ms 4284 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 2 ms 412 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 12 ms 1080 KB Output is correct
9 Correct 22 ms 1748 KB Output is correct
10 Correct 3 ms 640 KB Output is correct
11 Correct 15 ms 1372 KB Output is correct
12 Correct 22 ms 1724 KB Output is correct
13 Correct 21 ms 1804 KB Output is correct
14 Correct 20 ms 1684 KB Output is correct
15 Correct 58 ms 4040 KB Output is correct
16 Correct 57 ms 4020 KB Output is correct
17 Correct 57 ms 4036 KB Output is correct
18 Correct 56 ms 3852 KB Output is correct
19 Correct 59 ms 4132 KB Output is correct
20 Correct 62 ms 4160 KB Output is correct
21 Correct 57 ms 4132 KB Output is correct
22 Correct 58 ms 4008 KB Output is correct
23 Correct 61 ms 4252 KB Output is correct
24 Correct 63 ms 4204 KB Output is correct
25 Correct 73 ms 4192 KB Output is correct
26 Correct 59 ms 4068 KB Output is correct
27 Correct 62 ms 4328 KB Output is correct
28 Correct 64 ms 4272 KB Output is correct
29 Correct 61 ms 4360 KB Output is correct
30 Correct 62 ms 4284 KB Output is correct
31 Correct 66 ms 4420 KB Output is correct
32 Correct 67 ms 4320 KB Output is correct
33 Correct 61 ms 4384 KB Output is correct
34 Correct 63 ms 4256 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 2 ms 412 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 12 ms 1080 KB Output is correct
9 Correct 22 ms 1748 KB Output is correct
10 Correct 3 ms 640 KB Output is correct
11 Correct 15 ms 1372 KB Output is correct
12 Correct 22 ms 1724 KB Output is correct
13 Correct 21 ms 1804 KB Output is correct
14 Correct 20 ms 1684 KB Output is correct
15 Correct 58 ms 4040 KB Output is correct
16 Correct 57 ms 4020 KB Output is correct
17 Correct 57 ms 4036 KB Output is correct
18 Correct 56 ms 3852 KB Output is correct
19 Correct 59 ms 4132 KB Output is correct
20 Correct 62 ms 4160 KB Output is correct
21 Correct 57 ms 4132 KB Output is correct
22 Correct 58 ms 4008 KB Output is correct
23 Correct 61 ms 4252 KB Output is correct
24 Correct 63 ms 4204 KB Output is correct
25 Correct 73 ms 4192 KB Output is correct
26 Correct 59 ms 4068 KB Output is correct
27 Correct 62 ms 4328 KB Output is correct
28 Correct 64 ms 4272 KB Output is correct
29 Correct 61 ms 4360 KB Output is correct
30 Correct 62 ms 4284 KB Output is correct
31 Correct 66 ms 4420 KB Output is correct
32 Correct 67 ms 4320 KB Output is correct
33 Correct 61 ms 4384 KB Output is correct
34 Correct 63 ms 4256 KB Output is correct
35 Correct 64 ms 4532 KB Output is correct
36 Correct 67 ms 4432 KB Output is correct
37 Correct 63 ms 4660 KB Output is correct
38 Correct 63 ms 4276 KB Output is correct