oj.uz

Submission #378198

# Submission time Handle Problem Language Result Execution time Memory
378198 2021-03-16T07:23:39 Z casperwang Minerals (JOI19_minerals) C++14
85 / 100
 61 ms 4332 KB 
#include "minerals.h"
#include <bits/stdc++.h>
#define All(x) x.begin(), x.end()
#define pb emplace_back
using namespace std;
#define debug(args...) kout("[ " + string(#args) + " ]", args)
void kout() { cerr << endl; }
template <class T, class ...U> void kout(T a, U ...b) { cerr << a << ' ',kout(b...); }
template <class T> void pary(T L, T R) { while (L != R) cerr << *L << " \n"[++L==R]; }
 
int pre, now;
 
void check(vector <int> A, vector <int> B, bool flagA, bool flagB) {
	assert(A.size());
	if (A.size() == 1) {
		Answer(A[0], B[0]);
		return;
	}
	int len = max<int>(1, B.size() / exp(1));
	vector <int> LA, RA, LB, RB;
	for (int i = 0; i < len; i++) {
		pre = now;
		now = Query(B[i]);
		LB.pb(B[i]);
	}
	for (int i = len; i < B.size(); i++) {
		RB.pb(B[i]);
	}
	for (int i = 0; i < A.size(); i++) {
		pre = now;
		now = Query(A[i]);
		if (LA.size() == len) {
			RA.pb(A[i]);
			continue;
		} else if (RA.size() == A.size() - len) {
			LA.pb(A[i]);
			continue;
		}
		if ( (!flagA && !flagB && now == pre)
	  	|| (!flagA &&  flagB && now == pre+1)
	  	|| ( flagA && !flagB && now == pre)
			|| ( flagA &&  flagB && now == pre-1)) {
			LA.pb(A[i]);
		} else {
			RA.pb(A[i]);
		}
	}
	check(LA, LB, !flagA, !flagB);
	check(RA, RB, !flagA, flagB);
}
 
void Solve(int N) {
	// srand(time(NULL));
 
	vector <int> num(2*N);
	for (int i = 0; i < 2*N; i++) num[i] = i+1;
	// random_shuffle(All(num));
 
	vector <int> A, B;
	for (int id : num) {
		pre = now;
		now = Query(id);
		if (now != pre + 1) {
			B.pb(id);
		} else {
			A.pb(id);
		}
	}
	check(A, B, true, true);
}

Compilation message

minerals.cpp: In function 'void check(std::vector<int>, std::vector<int>, bool, bool)':
minerals.cpp:26:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |  for (int i = len; i < B.size(); i++) {
      |                    ~~^~~~~~~~~~
minerals.cpp:29:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |  for (int i = 0; i < A.size(); i++) {
      |                  ~~^~~~~~~~~~
minerals.cpp:32:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   32 |   if (LA.size() == len) {
      |       ~~~~~~~~~~^~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 492 KB Output is correct
2 Correct 3 ms 492 KB Output is correct
3 Correct 5 ms 748 KB Output is correct
4 Correct 10 ms 1132 KB Output is correct
5 Correct 19 ms 1772 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 748 KB Output is correct
8 Correct 10 ms 1132 KB Output is correct
9 Correct 19 ms 1772 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 17 ms 1260 KB Output is correct
12 Correct 22 ms 1776 KB Output is correct
13 Correct 19 ms 1772 KB Output is correct
14 Correct 17 ms 1792 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 748 KB Output is correct
8 Correct 10 ms 1132 KB Output is correct
9 Correct 19 ms 1772 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 17 ms 1260 KB Output is correct
12 Correct 22 ms 1776 KB Output is correct
13 Correct 19 ms 1772 KB Output is correct
14 Correct 17 ms 1792 KB Output is correct
15 Correct 52 ms 3948 KB Output is correct
16 Correct 53 ms 4076 KB Output is correct
17 Correct 49 ms 3944 KB Output is correct
18 Correct 44 ms 3820 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 748 KB Output is correct
8 Correct 10 ms 1132 KB Output is correct
9 Correct 19 ms 1772 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 17 ms 1260 KB Output is correct
12 Correct 22 ms 1776 KB Output is correct
13 Correct 19 ms 1772 KB Output is correct
14 Correct 17 ms 1792 KB Output is correct
15 Correct 52 ms 3948 KB Output is correct
16 Correct 53 ms 4076 KB Output is correct
17 Correct 49 ms 3944 KB Output is correct
18 Correct 44 ms 3820 KB Output is correct
19 Correct 56 ms 3948 KB Output is correct
20 Correct 53 ms 4076 KB Output is correct
21 Correct 50 ms 4072 KB Output is correct
22 Correct 50 ms 3948 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 748 KB Output is correct
8 Correct 10 ms 1132 KB Output is correct
9 Correct 19 ms 1772 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 17 ms 1260 KB Output is correct
12 Correct 22 ms 1776 KB Output is correct
13 Correct 19 ms 1772 KB Output is correct
14 Correct 17 ms 1792 KB Output is correct
15 Correct 52 ms 3948 KB Output is correct
16 Correct 53 ms 4076 KB Output is correct
17 Correct 49 ms 3944 KB Output is correct
18 Correct 44 ms 3820 KB Output is correct
19 Correct 56 ms 3948 KB Output is correct
20 Correct 53 ms 4076 KB Output is correct
21 Correct 50 ms 4072 KB Output is correct
22 Correct 50 ms 3948 KB Output is correct
23 Correct 54 ms 4076 KB Output is correct
24 Correct 55 ms 4076 KB Output is correct
25 Correct 46 ms 4200 KB Output is correct
26 Correct 45 ms 3948 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 748 KB Output is correct
8 Correct 10 ms 1132 KB Output is correct
9 Correct 19 ms 1772 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 17 ms 1260 KB Output is correct
12 Correct 22 ms 1776 KB Output is correct
13 Correct 19 ms 1772 KB Output is correct
14 Correct 17 ms 1792 KB Output is correct
15 Correct 52 ms 3948 KB Output is correct
16 Correct 53 ms 4076 KB Output is correct
17 Correct 49 ms 3944 KB Output is correct
18 Correct 44 ms 3820 KB Output is correct
19 Correct 56 ms 3948 KB Output is correct
20 Correct 53 ms 4076 KB Output is correct
21 Correct 50 ms 4072 KB Output is correct
22 Correct 50 ms 3948 KB Output is correct
23 Correct 54 ms 4076 KB Output is correct
24 Correct 55 ms 4076 KB Output is correct
25 Correct 46 ms 4200 KB Output is correct
26 Correct 45 ms 3948 KB Output is correct
27 Correct 61 ms 4248 KB Output is correct
28 Correct 58 ms 4204 KB Output is correct
29 Correct 49 ms 4200 KB Output is correct
30 Correct 48 ms 4076 KB Output is correct

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 748 KB Output is correct
8 Correct 10 ms 1132 KB Output is correct
9 Correct 19 ms 1772 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 17 ms 1260 KB Output is correct
12 Correct 22 ms 1776 KB Output is correct
13 Correct 19 ms 1772 KB Output is correct
14 Correct 17 ms 1792 KB Output is correct
15 Correct 52 ms 3948 KB Output is correct
16 Correct 53 ms 4076 KB Output is correct
17 Correct 49 ms 3944 KB Output is correct
18 Correct 44 ms 3820 KB Output is correct
19 Correct 56 ms 3948 KB Output is correct
20 Correct 53 ms 4076 KB Output is correct
21 Correct 50 ms 4072 KB Output is correct
22 Correct 50 ms 3948 KB Output is correct
23 Correct 54 ms 4076 KB Output is correct
24 Correct 55 ms 4076 KB Output is correct
25 Correct 46 ms 4200 KB Output is correct
26 Correct 45 ms 3948 KB Output is correct
27 Correct 61 ms 4248 KB Output is correct
28 Correct 58 ms 4204 KB Output is correct
29 Correct 49 ms 4200 KB Output is correct
30 Correct 48 ms 4076 KB Output is correct
31 Incorrect 57 ms 4332 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 748 KB Output is correct
8 Correct 10 ms 1132 KB Output is correct
9 Correct 19 ms 1772 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 17 ms 1260 KB Output is correct
12 Correct 22 ms 1776 KB Output is correct
13 Correct 19 ms 1772 KB Output is correct
14 Correct 17 ms 1792 KB Output is correct
15 Correct 52 ms 3948 KB Output is correct
16 Correct 53 ms 4076 KB Output is correct
17 Correct 49 ms 3944 KB Output is correct
18 Correct 44 ms 3820 KB Output is correct
19 Correct 56 ms 3948 KB Output is correct
20 Correct 53 ms 4076 KB Output is correct
21 Correct 50 ms 4072 KB Output is correct
22 Correct 50 ms 3948 KB Output is correct
23 Correct 54 ms 4076 KB Output is correct
24 Correct 55 ms 4076 KB Output is correct
25 Correct 46 ms 4200 KB Output is correct
26 Correct 45 ms 3948 KB Output is correct
27 Correct 61 ms 4248 KB Output is correct
28 Correct 58 ms 4204 KB Output is correct
29 Correct 49 ms 4200 KB Output is correct
30 Correct 48 ms 4076 KB Output is correct
31 Incorrect 57 ms 4332 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -