oj.uz

Submission #376769

# Submission time Handle Problem Language Result Execution time Memory
376769 2021-03-12T03:32:47 Z casperwang Minerals (JOI19_minerals) C++14
80 / 100
 74 ms 3820 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) {
	if (A.size() == 1) {
		Answer(A[0], B[0]);
		return;
	}
	int len = B.size() / 2;
	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 = 0; i < A.size(); i++) {
		pre = now;
		now = Query(A[i]);
		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]);
		}
	}
	for (int i = len; i < B.size(); i++) {
		RB.pb(B[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:25:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |  for (int i = 0; i < A.size(); i++) {
      |                  ~~^~~~~~~~~~
minerals.cpp:37:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |  for (int i = len; i < B.size(); i++) {
      |                    ~~^~~~~~~~~~

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 364 KB Output is correct
2 Correct 3 ms 492 KB Output is correct
3 Correct 5 ms 620 KB Output is correct
4 Correct 10 ms 876 KB Output is correct
5 Correct 20 ms 1644 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 364 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 620 KB Output is correct
8 Correct 10 ms 876 KB Output is correct
9 Correct 20 ms 1644 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 13 ms 1132 KB Output is correct
12 Correct 23 ms 1536 KB Output is correct
13 Correct 20 ms 1516 KB Output is correct
14 Correct 22 ms 1516 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 364 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 620 KB Output is correct
8 Correct 10 ms 876 KB Output is correct
9 Correct 20 ms 1644 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 13 ms 1132 KB Output is correct
12 Correct 23 ms 1536 KB Output is correct
13 Correct 20 ms 1516 KB Output is correct
14 Correct 22 ms 1516 KB Output is correct
15 Correct 60 ms 3564 KB Output is correct
16 Correct 74 ms 3436 KB Output is correct
17 Correct 62 ms 3436 KB Output is correct
18 Correct 57 ms 3308 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 364 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 620 KB Output is correct
8 Correct 10 ms 876 KB Output is correct
9 Correct 20 ms 1644 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 13 ms 1132 KB Output is correct
12 Correct 23 ms 1536 KB Output is correct
13 Correct 20 ms 1516 KB Output is correct
14 Correct 22 ms 1516 KB Output is correct
15 Correct 60 ms 3564 KB Output is correct
16 Correct 74 ms 3436 KB Output is correct
17 Correct 62 ms 3436 KB Output is correct
18 Correct 57 ms 3308 KB Output is correct
19 Correct 71 ms 3564 KB Output is correct
20 Correct 65 ms 3524 KB Output is correct
21 Correct 72 ms 3564 KB Output is correct
22 Correct 63 ms 3308 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 364 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 620 KB Output is correct
8 Correct 10 ms 876 KB Output is correct
9 Correct 20 ms 1644 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 13 ms 1132 KB Output is correct
12 Correct 23 ms 1536 KB Output is correct
13 Correct 20 ms 1516 KB Output is correct
14 Correct 22 ms 1516 KB Output is correct
15 Correct 60 ms 3564 KB Output is correct
16 Correct 74 ms 3436 KB Output is correct
17 Correct 62 ms 3436 KB Output is correct
18 Correct 57 ms 3308 KB Output is correct
19 Correct 71 ms 3564 KB Output is correct
20 Correct 65 ms 3524 KB Output is correct
21 Correct 72 ms 3564 KB Output is correct
22 Correct 63 ms 3308 KB Output is correct
23 Correct 65 ms 3820 KB Output is correct
24 Correct 73 ms 3564 KB Output is correct
25 Correct 61 ms 3564 KB Output is correct
26 Correct 60 ms 3564 KB Output is correct

Subtask #7
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 364 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 620 KB Output is correct
8 Correct 10 ms 876 KB Output is correct
9 Correct 20 ms 1644 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 13 ms 1132 KB Output is correct
12 Correct 23 ms 1536 KB Output is correct
13 Correct 20 ms 1516 KB Output is correct
14 Correct 22 ms 1516 KB Output is correct
15 Correct 60 ms 3564 KB Output is correct
16 Correct 74 ms 3436 KB Output is correct
17 Correct 62 ms 3436 KB Output is correct
18 Correct 57 ms 3308 KB Output is correct
19 Correct 71 ms 3564 KB Output is correct
20 Correct 65 ms 3524 KB Output is correct
21 Correct 72 ms 3564 KB Output is correct
22 Correct 63 ms 3308 KB Output is correct
23 Correct 65 ms 3820 KB Output is correct
24 Correct 73 ms 3564 KB Output is correct
25 Correct 61 ms 3564 KB Output is correct
26 Correct 60 ms 3564 KB Output is correct
27 Incorrect 62 ms 3692 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

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 364 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 620 KB Output is correct
8 Correct 10 ms 876 KB Output is correct
9 Correct 20 ms 1644 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 13 ms 1132 KB Output is correct
12 Correct 23 ms 1536 KB Output is correct
13 Correct 20 ms 1516 KB Output is correct
14 Correct 22 ms 1516 KB Output is correct
15 Correct 60 ms 3564 KB Output is correct
16 Correct 74 ms 3436 KB Output is correct
17 Correct 62 ms 3436 KB Output is correct
18 Correct 57 ms 3308 KB Output is correct
19 Correct 71 ms 3564 KB Output is correct
20 Correct 65 ms 3524 KB Output is correct
21 Correct 72 ms 3564 KB Output is correct
22 Correct 63 ms 3308 KB Output is correct
23 Correct 65 ms 3820 KB Output is correct
24 Correct 73 ms 3564 KB Output is correct
25 Correct 61 ms 3564 KB Output is correct
26 Correct 60 ms 3564 KB Output is correct
27 Incorrect 62 ms 3692 KB Wrong Answer [2]
28 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 364 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 5 ms 620 KB Output is correct
8 Correct 10 ms 876 KB Output is correct
9 Correct 20 ms 1644 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 13 ms 1132 KB Output is correct
12 Correct 23 ms 1536 KB Output is correct
13 Correct 20 ms 1516 KB Output is correct
14 Correct 22 ms 1516 KB Output is correct
15 Correct 60 ms 3564 KB Output is correct
16 Correct 74 ms 3436 KB Output is correct
17 Correct 62 ms 3436 KB Output is correct
18 Correct 57 ms 3308 KB Output is correct
19 Correct 71 ms 3564 KB Output is correct
20 Correct 65 ms 3524 KB Output is correct
21 Correct 72 ms 3564 KB Output is correct
22 Correct 63 ms 3308 KB Output is correct
23 Correct 65 ms 3820 KB Output is correct
24 Correct 73 ms 3564 KB Output is correct
25 Correct 61 ms 3564 KB Output is correct
26 Correct 60 ms 3564 KB Output is correct
27 Incorrect 62 ms 3692 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -