oj.uz

Submission #250117

# Submission time Handle Problem Language Result Execution time Memory
250117 2020-07-17T04:03:24 Z shenxy Minerals (JOI19_minerals) C++14
85 / 100
 46 ms 2548 KB 
#include "minerals.h"
#include <algorithm>
#include <vector>
using namespace std;
vector<int> firsts, ans;
int lquery = 0;
void recurse(vector<int> &v, int l, int r, bool has = true) {
	if (l != r) {
		int m = (l + r) / 2;
		for (int i = l; i <= m; ++i) lquery = Query(firsts[i]);
		vector<int> a, b;
		for (int i: v) {
			if (a.size() != m - l + 1 && b.size() != r - m) {
				int x = Query(i);
				if (has == (x != lquery)) a.push_back(i);
				else b.push_back(i);
				if (x != lquery) lquery = x;
			} else if (a.size() != m - l + 1) a.push_back(i);
			else b.push_back(i);
		}
		recurse(a, l, m, !has);
		recurse(b, m + 1, r, has);
	} else ans.push_back(v[0]);
}
void Solve(int N) {
	vector<int> duds;
	for (int i = 1; i <= 2 * N; ++i) {
		int x = Query(i);
		if (x != lquery) firsts.push_back(i), lquery = x;
		else duds.push_back(i);
	}
  	random_shuffle(firsts.begin(), firsts.end());
	recurse(duds, 0, N - 1);
	for (int i = 0; i < N; ++i) Answer(firsts[i], ans[i]);
}

Compilation message

minerals.cpp: In function 'void recurse(std::vector<int>&, int, int, bool)':
minerals.cpp:13:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if (a.size() != m - l + 1 && b.size() != r - m) {
        ~~~~~~~~~^~~~~~~~~~~~
minerals.cpp:13:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if (a.size() != m - l + 1 && b.size() != r - m) {
                                 ~~~~~~~~~^~~~~~~~
minerals.cpp:18:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    } else if (a.size() != m - l + 1) a.push_back(i);
               ~~~~~~~~~^~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 4 ms 512 KB Output is correct
4 Correct 7 ms 768 KB Output is correct
5 Correct 15 ms 1152 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 4 ms 512 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 15 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 10 ms 896 KB Output is correct
12 Correct 15 ms 1152 KB Output is correct
13 Correct 14 ms 1152 KB Output is correct
14 Correct 14 ms 1152 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 4 ms 512 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 15 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 10 ms 896 KB Output is correct
12 Correct 15 ms 1152 KB Output is correct
13 Correct 14 ms 1152 KB Output is correct
14 Correct 14 ms 1152 KB Output is correct
15 Correct 41 ms 2420 KB Output is correct
16 Correct 41 ms 2384 KB Output is correct
17 Correct 38 ms 2416 KB Output is correct
18 Correct 38 ms 2164 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 4 ms 512 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 15 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 10 ms 896 KB Output is correct
12 Correct 15 ms 1152 KB Output is correct
13 Correct 14 ms 1152 KB Output is correct
14 Correct 14 ms 1152 KB Output is correct
15 Correct 41 ms 2420 KB Output is correct
16 Correct 41 ms 2384 KB Output is correct
17 Correct 38 ms 2416 KB Output is correct
18 Correct 38 ms 2164 KB Output is correct
19 Correct 42 ms 2424 KB Output is correct
20 Correct 41 ms 2420 KB Output is correct
21 Correct 40 ms 2420 KB Output is correct
22 Correct 41 ms 2288 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 4 ms 512 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 15 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 10 ms 896 KB Output is correct
12 Correct 15 ms 1152 KB Output is correct
13 Correct 14 ms 1152 KB Output is correct
14 Correct 14 ms 1152 KB Output is correct
15 Correct 41 ms 2420 KB Output is correct
16 Correct 41 ms 2384 KB Output is correct
17 Correct 38 ms 2416 KB Output is correct
18 Correct 38 ms 2164 KB Output is correct
19 Correct 42 ms 2424 KB Output is correct
20 Correct 41 ms 2420 KB Output is correct
21 Correct 40 ms 2420 KB Output is correct
22 Correct 41 ms 2288 KB Output is correct
23 Correct 44 ms 2420 KB Output is correct
24 Correct 43 ms 2420 KB Output is correct
25 Correct 40 ms 2420 KB Output is correct
26 Correct 40 ms 2292 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 4 ms 512 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 15 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 10 ms 896 KB Output is correct
12 Correct 15 ms 1152 KB Output is correct
13 Correct 14 ms 1152 KB Output is correct
14 Correct 14 ms 1152 KB Output is correct
15 Correct 41 ms 2420 KB Output is correct
16 Correct 41 ms 2384 KB Output is correct
17 Correct 38 ms 2416 KB Output is correct
18 Correct 38 ms 2164 KB Output is correct
19 Correct 42 ms 2424 KB Output is correct
20 Correct 41 ms 2420 KB Output is correct
21 Correct 40 ms 2420 KB Output is correct
22 Correct 41 ms 2288 KB Output is correct
23 Correct 44 ms 2420 KB Output is correct
24 Correct 43 ms 2420 KB Output is correct
25 Correct 40 ms 2420 KB Output is correct
26 Correct 40 ms 2292 KB Output is correct
27 Correct 44 ms 2420 KB Output is correct
28 Correct 46 ms 2424 KB Output is correct
29 Correct 42 ms 2420 KB Output is correct
30 Correct 41 ms 2292 KB Output is correct

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 4 ms 512 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 15 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 10 ms 896 KB Output is correct
12 Correct 15 ms 1152 KB Output is correct
13 Correct 14 ms 1152 KB Output is correct
14 Correct 14 ms 1152 KB Output is correct
15 Correct 41 ms 2420 KB Output is correct
16 Correct 41 ms 2384 KB Output is correct
17 Correct 38 ms 2416 KB Output is correct
18 Correct 38 ms 2164 KB Output is correct
19 Correct 42 ms 2424 KB Output is correct
20 Correct 41 ms 2420 KB Output is correct
21 Correct 40 ms 2420 KB Output is correct
22 Correct 41 ms 2288 KB Output is correct
23 Correct 44 ms 2420 KB Output is correct
24 Correct 43 ms 2420 KB Output is correct
25 Correct 40 ms 2420 KB Output is correct
26 Correct 40 ms 2292 KB Output is correct
27 Correct 44 ms 2420 KB Output is correct
28 Correct 46 ms 2424 KB Output is correct
29 Correct 42 ms 2420 KB Output is correct
30 Correct 41 ms 2292 KB Output is correct
31 Incorrect 44 ms 2548 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 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 4 ms 512 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 15 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 10 ms 896 KB Output is correct
12 Correct 15 ms 1152 KB Output is correct
13 Correct 14 ms 1152 KB Output is correct
14 Correct 14 ms 1152 KB Output is correct
15 Correct 41 ms 2420 KB Output is correct
16 Correct 41 ms 2384 KB Output is correct
17 Correct 38 ms 2416 KB Output is correct
18 Correct 38 ms 2164 KB Output is correct
19 Correct 42 ms 2424 KB Output is correct
20 Correct 41 ms 2420 KB Output is correct
21 Correct 40 ms 2420 KB Output is correct
22 Correct 41 ms 2288 KB Output is correct
23 Correct 44 ms 2420 KB Output is correct
24 Correct 43 ms 2420 KB Output is correct
25 Correct 40 ms 2420 KB Output is correct
26 Correct 40 ms 2292 KB Output is correct
27 Correct 44 ms 2420 KB Output is correct
28 Correct 46 ms 2424 KB Output is correct
29 Correct 42 ms 2420 KB Output is correct
30 Correct 41 ms 2292 KB Output is correct
31 Incorrect 44 ms 2548 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -