oj.uz

Submission #250200

# Submission time Handle Problem Language Result Execution time Memory
250200 2020-07-17T06:47:22 Z shenxy Minerals (JOI19_minerals) C++14
100 / 100
 44 ms 2676 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 - l) * 0.3;
		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);
	}
	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 256 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 3 ms 512 KB Output is correct
4 Correct 8 ms 768 KB Output is correct
5 Correct 13 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 256 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 3 ms 512 KB Output is correct
8 Correct 8 ms 768 KB Output is correct
9 Correct 13 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 11 ms 896 KB Output is correct
12 Correct 14 ms 1280 KB Output is correct
13 Correct 14 ms 1280 KB Output is correct
14 Correct 11 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 256 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 3 ms 512 KB Output is correct
8 Correct 8 ms 768 KB Output is correct
9 Correct 13 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 11 ms 896 KB Output is correct
12 Correct 14 ms 1280 KB Output is correct
13 Correct 14 ms 1280 KB Output is correct
14 Correct 11 ms 1152 KB Output is correct
15 Correct 42 ms 2400 KB Output is correct
16 Correct 36 ms 2316 KB Output is correct
17 Correct 26 ms 2300 KB Output is correct
18 Correct 29 ms 2172 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 256 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 3 ms 512 KB Output is correct
8 Correct 8 ms 768 KB Output is correct
9 Correct 13 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 11 ms 896 KB Output is correct
12 Correct 14 ms 1280 KB Output is correct
13 Correct 14 ms 1280 KB Output is correct
14 Correct 11 ms 1152 KB Output is correct
15 Correct 42 ms 2400 KB Output is correct
16 Correct 36 ms 2316 KB Output is correct
17 Correct 26 ms 2300 KB Output is correct
18 Correct 29 ms 2172 KB Output is correct
19 Correct 37 ms 2440 KB Output is correct
20 Correct 44 ms 2420 KB Output is correct
21 Correct 32 ms 2420 KB Output is correct
22 Correct 31 ms 2292 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 256 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 3 ms 512 KB Output is correct
8 Correct 8 ms 768 KB Output is correct
9 Correct 13 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 11 ms 896 KB Output is correct
12 Correct 14 ms 1280 KB Output is correct
13 Correct 14 ms 1280 KB Output is correct
14 Correct 11 ms 1152 KB Output is correct
15 Correct 42 ms 2400 KB Output is correct
16 Correct 36 ms 2316 KB Output is correct
17 Correct 26 ms 2300 KB Output is correct
18 Correct 29 ms 2172 KB Output is correct
19 Correct 37 ms 2440 KB Output is correct
20 Correct 44 ms 2420 KB Output is correct
21 Correct 32 ms 2420 KB Output is correct
22 Correct 31 ms 2292 KB Output is correct
23 Correct 38 ms 2420 KB Output is correct
24 Correct 40 ms 2424 KB Output is correct
25 Correct 28 ms 2420 KB Output is correct
26 Correct 30 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 256 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 3 ms 512 KB Output is correct
8 Correct 8 ms 768 KB Output is correct
9 Correct 13 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 11 ms 896 KB Output is correct
12 Correct 14 ms 1280 KB Output is correct
13 Correct 14 ms 1280 KB Output is correct
14 Correct 11 ms 1152 KB Output is correct
15 Correct 42 ms 2400 KB Output is correct
16 Correct 36 ms 2316 KB Output is correct
17 Correct 26 ms 2300 KB Output is correct
18 Correct 29 ms 2172 KB Output is correct
19 Correct 37 ms 2440 KB Output is correct
20 Correct 44 ms 2420 KB Output is correct
21 Correct 32 ms 2420 KB Output is correct
22 Correct 31 ms 2292 KB Output is correct
23 Correct 38 ms 2420 KB Output is correct
24 Correct 40 ms 2424 KB Output is correct
25 Correct 28 ms 2420 KB Output is correct
26 Correct 30 ms 2292 KB Output is correct
27 Correct 41 ms 2548 KB Output is correct
28 Correct 41 ms 2548 KB Output is correct
29 Correct 29 ms 2548 KB Output is correct
30 Correct 31 ms 2292 KB Output is correct

Subtask #8
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 256 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 3 ms 512 KB Output is correct
8 Correct 8 ms 768 KB Output is correct
9 Correct 13 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 11 ms 896 KB Output is correct
12 Correct 14 ms 1280 KB Output is correct
13 Correct 14 ms 1280 KB Output is correct
14 Correct 11 ms 1152 KB Output is correct
15 Correct 42 ms 2400 KB Output is correct
16 Correct 36 ms 2316 KB Output is correct
17 Correct 26 ms 2300 KB Output is correct
18 Correct 29 ms 2172 KB Output is correct
19 Correct 37 ms 2440 KB Output is correct
20 Correct 44 ms 2420 KB Output is correct
21 Correct 32 ms 2420 KB Output is correct
22 Correct 31 ms 2292 KB Output is correct
23 Correct 38 ms 2420 KB Output is correct
24 Correct 40 ms 2424 KB Output is correct
25 Correct 28 ms 2420 KB Output is correct
26 Correct 30 ms 2292 KB Output is correct
27 Correct 41 ms 2548 KB Output is correct
28 Correct 41 ms 2548 KB Output is correct
29 Correct 29 ms 2548 KB Output is correct
30 Correct 31 ms 2292 KB Output is correct
31 Correct 41 ms 2676 KB Output is correct
32 Correct 41 ms 2548 KB Output is correct
33 Correct 31 ms 2548 KB Output is correct
34 Correct 33 ms 2420 KB Output is correct

Subtask #9
10.0 / 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 256 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 3 ms 512 KB Output is correct
8 Correct 8 ms 768 KB Output is correct
9 Correct 13 ms 1152 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 11 ms 896 KB Output is correct
12 Correct 14 ms 1280 KB Output is correct
13 Correct 14 ms 1280 KB Output is correct
14 Correct 11 ms 1152 KB Output is correct
15 Correct 42 ms 2400 KB Output is correct
16 Correct 36 ms 2316 KB Output is correct
17 Correct 26 ms 2300 KB Output is correct
18 Correct 29 ms 2172 KB Output is correct
19 Correct 37 ms 2440 KB Output is correct
20 Correct 44 ms 2420 KB Output is correct
21 Correct 32 ms 2420 KB Output is correct
22 Correct 31 ms 2292 KB Output is correct
23 Correct 38 ms 2420 KB Output is correct
24 Correct 40 ms 2424 KB Output is correct
25 Correct 28 ms 2420 KB Output is correct
26 Correct 30 ms 2292 KB Output is correct
27 Correct 41 ms 2548 KB Output is correct
28 Correct 41 ms 2548 KB Output is correct
29 Correct 29 ms 2548 KB Output is correct
30 Correct 31 ms 2292 KB Output is correct
31 Correct 41 ms 2676 KB Output is correct
32 Correct 41 ms 2548 KB Output is correct
33 Correct 31 ms 2548 KB Output is correct
34 Correct 33 ms 2420 KB Output is correct
35 Correct 41 ms 2548 KB Output is correct
36 Correct 42 ms 2548 KB Output is correct
37 Correct 30 ms 2556 KB Output is correct
38 Correct 33 ms 2420 KB Output is correct