oj.uz

답안 #901541

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
901541 2024-01-09T14:15:14 Z Darren0724 Minerals (JOI19_minerals) C++17
85 / 100
 51 ms 4372 KB 
#include "minerals.h"
#include <bits/stdc++.h>
//#include "grader.cpp"
using namespace std;

mt19937 rnd(time(0));
int last=0;
vector<int> have(100000);
int ask(int k){
	have[k] ^= 1;
	int p = Query(k);
	int tmp = p - last;
	last = p;
	return tmp; 
}
void dc(vector<int> &a,vector<int> &b){
	int n=a.size();
	if(n==1){
		Answer(a[0],b[0]);
		return;
	}
	int m=n/2;
	int sz1=0,sz2=0;
	vector<int> a1,a2,b1,b2,tmp1,tmp2;
	for(int i=0;i<n;i++){
		if(have[a[i]]){
			sz1++;
		}
		if(have[b[i]]){
			sz2++;
		}
	}
	if(abs(m-sz2)<abs(m-sz1)){
		swap(a,b);
		swap(tmp1,tmp2);
		swap(sz1,sz2);
	}
	for(int i=0;i<n;i++){
		if(have[a[i]]){
			tmp1.push_back(a[i]);
		}
		else{
			tmp2.push_back(a[i]);
		}
	}
	if(sz1>m){
		int t=abs(m-sz1);
		for(int i=0;i<t;i++){
			ask(tmp1[i]);
		}
	}	
	else{
		int t=abs(m-sz1);
		for(int i=0;i<t;i++){
			ask(tmp2[i]);
		}
	}
	for(int i=0;i<n;i++){
		if(have[a[i]]){
			a1.push_back(a[i]);
		}
		else{
			a2.push_back(a[i]);
		}	
	}
	shuffle(b.begin(),b.end(),rnd);
	int cnt=0;
	for(int i=0;i<n;i++){
		if(cnt==m){
			b2.push_back(b[i]);
			continue;
		}
		if(ask(b[i])==0){
			cnt++;
			b1.push_back(b[i]);
		}
		else{
			b2.push_back(b[i]);
		}
	}
	dc(a1,b1);
	dc(a2,b2);
}
void Solve(int n) {
	vector<int> a,b;
	vector<int> t(n*2);
	iota(t.begin(),t.end(),1);
	shuffle(t.begin(),t.end(),rnd);
	for(int j=0;j<n*2;j++){
		int i=t[j];
		if(ask(i)==0){
			b.push_back(i);
		}
		else{
			a.push_back(i);
		}
	}
	dc(a,b);
}
/*
times: N*2 + N log N * 3/2
*/

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 856 KB Output is correct
3 Correct 0 ms 856 KB Output is correct
4 Correct 0 ms 856 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 856 KB Output is correct
2 Correct 2 ms 856 KB Output is correct
3 Correct 4 ms 1112 KB Output is correct
4 Correct 8 ms 1368 KB Output is correct
5 Correct 15 ms 1880 KB Output is correct

Subtask #3
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 856 KB Output is correct
3 Correct 0 ms 856 KB Output is correct
4 Correct 0 ms 856 KB Output is correct
5 Correct 1 ms 856 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 4 ms 1112 KB Output is correct
8 Correct 8 ms 1368 KB Output is correct
9 Correct 15 ms 1880 KB Output is correct
10 Correct 1 ms 852 KB Output is correct
11 Correct 10 ms 1624 KB Output is correct
12 Correct 15 ms 1728 KB Output is correct
13 Correct 15 ms 1880 KB Output is correct
14 Correct 15 ms 1880 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 856 KB Output is correct
3 Correct 0 ms 856 KB Output is correct
4 Correct 0 ms 856 KB Output is correct
5 Correct 1 ms 856 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 4 ms 1112 KB Output is correct
8 Correct 8 ms 1368 KB Output is correct
9 Correct 15 ms 1880 KB Output is correct
10 Correct 1 ms 852 KB Output is correct
11 Correct 10 ms 1624 KB Output is correct
12 Correct 15 ms 1728 KB Output is correct
13 Correct 15 ms 1880 KB Output is correct
14 Correct 15 ms 1880 KB Output is correct
15 Correct 44 ms 3744 KB Output is correct
16 Correct 45 ms 3704 KB Output is correct
17 Correct 46 ms 3544 KB Output is correct
18 Correct 41 ms 3712 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 856 KB Output is correct
3 Correct 0 ms 856 KB Output is correct
4 Correct 0 ms 856 KB Output is correct
5 Correct 1 ms 856 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 4 ms 1112 KB Output is correct
8 Correct 8 ms 1368 KB Output is correct
9 Correct 15 ms 1880 KB Output is correct
10 Correct 1 ms 852 KB Output is correct
11 Correct 10 ms 1624 KB Output is correct
12 Correct 15 ms 1728 KB Output is correct
13 Correct 15 ms 1880 KB Output is correct
14 Correct 15 ms 1880 KB Output is correct
15 Correct 44 ms 3744 KB Output is correct
16 Correct 45 ms 3704 KB Output is correct
17 Correct 46 ms 3544 KB Output is correct
18 Correct 41 ms 3712 KB Output is correct
19 Correct 43 ms 3788 KB Output is correct
20 Correct 44 ms 3784 KB Output is correct
21 Correct 42 ms 3696 KB Output is correct
22 Correct 42 ms 3588 KB Output is correct

Subtask #6
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 856 KB Output is correct
3 Correct 0 ms 856 KB Output is correct
4 Correct 0 ms 856 KB Output is correct
5 Correct 1 ms 856 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 4 ms 1112 KB Output is correct
8 Correct 8 ms 1368 KB Output is correct
9 Correct 15 ms 1880 KB Output is correct
10 Correct 1 ms 852 KB Output is correct
11 Correct 10 ms 1624 KB Output is correct
12 Correct 15 ms 1728 KB Output is correct
13 Correct 15 ms 1880 KB Output is correct
14 Correct 15 ms 1880 KB Output is correct
15 Correct 44 ms 3744 KB Output is correct
16 Correct 45 ms 3704 KB Output is correct
17 Correct 46 ms 3544 KB Output is correct
18 Correct 41 ms 3712 KB Output is correct
19 Correct 43 ms 3788 KB Output is correct
20 Correct 44 ms 3784 KB Output is correct
21 Correct 42 ms 3696 KB Output is correct
22 Correct 42 ms 3588 KB Output is correct
23 Correct 48 ms 3872 KB Output is correct
24 Correct 45 ms 3904 KB Output is correct
25 Correct 44 ms 3980 KB Output is correct
26 Correct 44 ms 3836 KB Output is correct

Subtask #7
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 856 KB Output is correct
3 Correct 0 ms 856 KB Output is correct
4 Correct 0 ms 856 KB Output is correct
5 Correct 1 ms 856 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 4 ms 1112 KB Output is correct
8 Correct 8 ms 1368 KB Output is correct
9 Correct 15 ms 1880 KB Output is correct
10 Correct 1 ms 852 KB Output is correct
11 Correct 10 ms 1624 KB Output is correct
12 Correct 15 ms 1728 KB Output is correct
13 Correct 15 ms 1880 KB Output is correct
14 Correct 15 ms 1880 KB Output is correct
15 Correct 44 ms 3744 KB Output is correct
16 Correct 45 ms 3704 KB Output is correct
17 Correct 46 ms 3544 KB Output is correct
18 Correct 41 ms 3712 KB Output is correct
19 Correct 43 ms 3788 KB Output is correct
20 Correct 44 ms 3784 KB Output is correct
21 Correct 42 ms 3696 KB Output is correct
22 Correct 42 ms 3588 KB Output is correct
23 Correct 48 ms 3872 KB Output is correct
24 Correct 45 ms 3904 KB Output is correct
25 Correct 44 ms 3980 KB Output is correct
26 Correct 44 ms 3836 KB Output is correct
27 Correct 48 ms 3856 KB Output is correct
28 Correct 51 ms 3796 KB Output is correct
29 Correct 45 ms 4372 KB Output is correct
30 Correct 47 ms 3916 KB Output is correct

Subtask #8
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 856 KB Output is correct
3 Correct 0 ms 856 KB Output is correct
4 Correct 0 ms 856 KB Output is correct
5 Correct 1 ms 856 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 4 ms 1112 KB Output is correct
8 Correct 8 ms 1368 KB Output is correct
9 Correct 15 ms 1880 KB Output is correct
10 Correct 1 ms 852 KB Output is correct
11 Correct 10 ms 1624 KB Output is correct
12 Correct 15 ms 1728 KB Output is correct
13 Correct 15 ms 1880 KB Output is correct
14 Correct 15 ms 1880 KB Output is correct
15 Correct 44 ms 3744 KB Output is correct
16 Correct 45 ms 3704 KB Output is correct
17 Correct 46 ms 3544 KB Output is correct
18 Correct 41 ms 3712 KB Output is correct
19 Correct 43 ms 3788 KB Output is correct
20 Correct 44 ms 3784 KB Output is correct
21 Correct 42 ms 3696 KB Output is correct
22 Correct 42 ms 3588 KB Output is correct
23 Correct 48 ms 3872 KB Output is correct
24 Correct 45 ms 3904 KB Output is correct
25 Correct 44 ms 3980 KB Output is correct
26 Correct 44 ms 3836 KB Output is correct
27 Correct 48 ms 3856 KB Output is correct
28 Correct 51 ms 3796 KB Output is correct
29 Correct 45 ms 4372 KB Output is correct
30 Correct 47 ms 3916 KB Output is correct
31 Incorrect 49 ms 3860 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 856 KB Output is correct
3 Correct 0 ms 856 KB Output is correct
4 Correct 0 ms 856 KB Output is correct
5 Correct 1 ms 856 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 4 ms 1112 KB Output is correct
8 Correct 8 ms 1368 KB Output is correct
9 Correct 15 ms 1880 KB Output is correct
10 Correct 1 ms 852 KB Output is correct
11 Correct 10 ms 1624 KB Output is correct
12 Correct 15 ms 1728 KB Output is correct
13 Correct 15 ms 1880 KB Output is correct
14 Correct 15 ms 1880 KB Output is correct
15 Correct 44 ms 3744 KB Output is correct
16 Correct 45 ms 3704 KB Output is correct
17 Correct 46 ms 3544 KB Output is correct
18 Correct 41 ms 3712 KB Output is correct
19 Correct 43 ms 3788 KB Output is correct
20 Correct 44 ms 3784 KB Output is correct
21 Correct 42 ms 3696 KB Output is correct
22 Correct 42 ms 3588 KB Output is correct
23 Correct 48 ms 3872 KB Output is correct
24 Correct 45 ms 3904 KB Output is correct
25 Correct 44 ms 3980 KB Output is correct
26 Correct 44 ms 3836 KB Output is correct
27 Correct 48 ms 3856 KB Output is correct
28 Correct 51 ms 3796 KB Output is correct
29 Correct 45 ms 4372 KB Output is correct
30 Correct 47 ms 3916 KB Output is correct
31 Incorrect 49 ms 3860 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -