oj.uz

Submission #250114

# Submission time Handle Problem Language Result Execution time Memory
250114 2020-07-17T03:58:25 Z oolimry Minerals (JOI19_minerals) C++14
75 / 100
 240 ms 6004 KB 
#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;

int n;
int cur = 0;
int isbase[90000];
set<int> taken;

bool in(int i){
	return (taken.find(i) != taken.end());
}

int query(int i){
	if(!in(i)) taken.insert(i);
	else taken.erase(i);
	
	cur = Query(i);
	return cur;
}



vector<int> base;
vector<int> other;
int otherVal[90000];

void modifyBase(int bit){
	for(int i = 0;i < n;i++){
		if((i & (1 << bit)) == 0){
			if(!in(base[i])) query(base[i]);
		}
		else{
			if(in(base[i])) query(base[i]);
		}
	}
	
	//cout << bit << ": ";
	//for(int x : taken) cout << x << " ";
	//cout << "\n";
}

bool check(int i){
	
	int pre = cur;
	
	int x = other[i];
	
	query(x);
	if(cur == pre) return true;
	else return false;

	return true;
}

void Solve(int N){
	n = N;
	for(int i = 1;i <= 2*n;i++){
		int pre = cur;
		int C = query(i);
		if(pre == C) isbase[i] = 0;
		else isbase[i] = 1;
		
		if(isbase[i]) base.push_back(i);
		else other.push_back(i);
	}
	
	int bit = 0;
	while((1<< bit) < n) bit++;
	bit--;
	
	for(;bit >= 0;bit--){
		modifyBase(bit);
		
		for(int i = 0;i < n;i++){
			
			if(otherVal[i] + (1<<bit) >= n) continue;
			
			if(!check(i)){
				otherVal[i] += (1 << bit);
			}
		}
	}
	
	for(int i = 0;i < n;i++){
		int B = base[otherVal[i]];
		int O = other[i];
		//cout << B << " " << O << "\n";
		Answer(B, O);
	}
}

Subtask #1
6.0 / 6.0

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

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 512 KB Output is correct
2 Correct 8 ms 640 KB Output is correct
3 Correct 14 ms 928 KB Output is correct
4 Correct 30 ms 1408 KB Output is correct
5 Correct 70 ms 2424 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 8 ms 640 KB Output is correct
7 Correct 14 ms 928 KB Output is correct
8 Correct 30 ms 1408 KB Output is correct
9 Correct 70 ms 2424 KB Output is correct
10 Correct 4 ms 512 KB Output is correct
11 Correct 50 ms 1784 KB Output is correct
12 Correct 81 ms 2552 KB Output is correct
13 Correct 75 ms 2552 KB Output is correct
14 Correct 64 ms 2424 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 8 ms 640 KB Output is correct
7 Correct 14 ms 928 KB Output is correct
8 Correct 30 ms 1408 KB Output is correct
9 Correct 70 ms 2424 KB Output is correct
10 Correct 4 ms 512 KB Output is correct
11 Correct 50 ms 1784 KB Output is correct
12 Correct 81 ms 2552 KB Output is correct
13 Correct 75 ms 2552 KB Output is correct
14 Correct 64 ms 2424 KB Output is correct
15 Correct 230 ms 5876 KB Output is correct
16 Correct 231 ms 5876 KB Output is correct
17 Correct 222 ms 5844 KB Output is correct
18 Correct 200 ms 5792 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 8 ms 640 KB Output is correct
7 Correct 14 ms 928 KB Output is correct
8 Correct 30 ms 1408 KB Output is correct
9 Correct 70 ms 2424 KB Output is correct
10 Correct 4 ms 512 KB Output is correct
11 Correct 50 ms 1784 KB Output is correct
12 Correct 81 ms 2552 KB Output is correct
13 Correct 75 ms 2552 KB Output is correct
14 Correct 64 ms 2424 KB Output is correct
15 Correct 230 ms 5876 KB Output is correct
16 Correct 231 ms 5876 KB Output is correct
17 Correct 222 ms 5844 KB Output is correct
18 Correct 200 ms 5792 KB Output is correct
19 Correct 230 ms 5996 KB Output is correct
20 Correct 231 ms 6004 KB Output is correct
21 Correct 230 ms 6000 KB Output is correct
22 Correct 204 ms 5964 KB Output is correct

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 8 ms 640 KB Output is correct
7 Correct 14 ms 928 KB Output is correct
8 Correct 30 ms 1408 KB Output is correct
9 Correct 70 ms 2424 KB Output is correct
10 Correct 4 ms 512 KB Output is correct
11 Correct 50 ms 1784 KB Output is correct
12 Correct 81 ms 2552 KB Output is correct
13 Correct 75 ms 2552 KB Output is correct
14 Correct 64 ms 2424 KB Output is correct
15 Correct 230 ms 5876 KB Output is correct
16 Correct 231 ms 5876 KB Output is correct
17 Correct 222 ms 5844 KB Output is correct
18 Correct 200 ms 5792 KB Output is correct
19 Correct 230 ms 5996 KB Output is correct
20 Correct 231 ms 6004 KB Output is correct
21 Correct 230 ms 6000 KB Output is correct
22 Correct 204 ms 5964 KB Output is correct
23 Incorrect 240 ms 5880 KB Wrong Answer [2]
24 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 8 ms 640 KB Output is correct
7 Correct 14 ms 928 KB Output is correct
8 Correct 30 ms 1408 KB Output is correct
9 Correct 70 ms 2424 KB Output is correct
10 Correct 4 ms 512 KB Output is correct
11 Correct 50 ms 1784 KB Output is correct
12 Correct 81 ms 2552 KB Output is correct
13 Correct 75 ms 2552 KB Output is correct
14 Correct 64 ms 2424 KB Output is correct
15 Correct 230 ms 5876 KB Output is correct
16 Correct 231 ms 5876 KB Output is correct
17 Correct 222 ms 5844 KB Output is correct
18 Correct 200 ms 5792 KB Output is correct
19 Correct 230 ms 5996 KB Output is correct
20 Correct 231 ms 6004 KB Output is correct
21 Correct 230 ms 6000 KB Output is correct
22 Correct 204 ms 5964 KB Output is correct
23 Incorrect 240 ms 5880 KB Wrong Answer [2]
24 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 8 ms 640 KB Output is correct
7 Correct 14 ms 928 KB Output is correct
8 Correct 30 ms 1408 KB Output is correct
9 Correct 70 ms 2424 KB Output is correct
10 Correct 4 ms 512 KB Output is correct
11 Correct 50 ms 1784 KB Output is correct
12 Correct 81 ms 2552 KB Output is correct
13 Correct 75 ms 2552 KB Output is correct
14 Correct 64 ms 2424 KB Output is correct
15 Correct 230 ms 5876 KB Output is correct
16 Correct 231 ms 5876 KB Output is correct
17 Correct 222 ms 5844 KB Output is correct
18 Correct 200 ms 5792 KB Output is correct
19 Correct 230 ms 5996 KB Output is correct
20 Correct 231 ms 6004 KB Output is correct
21 Correct 230 ms 6000 KB Output is correct
22 Correct 204 ms 5964 KB Output is correct
23 Incorrect 240 ms 5880 KB Wrong Answer [2]
24 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 8 ms 640 KB Output is correct
7 Correct 14 ms 928 KB Output is correct
8 Correct 30 ms 1408 KB Output is correct
9 Correct 70 ms 2424 KB Output is correct
10 Correct 4 ms 512 KB Output is correct
11 Correct 50 ms 1784 KB Output is correct
12 Correct 81 ms 2552 KB Output is correct
13 Correct 75 ms 2552 KB Output is correct
14 Correct 64 ms 2424 KB Output is correct
15 Correct 230 ms 5876 KB Output is correct
16 Correct 231 ms 5876 KB Output is correct
17 Correct 222 ms 5844 KB Output is correct
18 Correct 200 ms 5792 KB Output is correct
19 Correct 230 ms 5996 KB Output is correct
20 Correct 231 ms 6004 KB Output is correct
21 Correct 230 ms 6000 KB Output is correct
22 Correct 204 ms 5964 KB Output is correct
23 Incorrect 240 ms 5880 KB Wrong Answer [2]
24 Halted 0 ms 0 KB -