Submission #170381

# Submission time Handle Problem Language Result Execution time Memory
170381 2019-12-25T01:23:46 Z workharder Minerals (JOI19_minerals) C++14
100 / 100
195 ms 7304 KB
#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;
const double RAT=1.618;
const int MAXN=86005;
int lo[MAXN],hi[MAXN],arr[MAXN],res[MAXN],n,bit[MAXN];
vector<int> mid[MAXN];

int query(int now){
	int ret=0;
	for(int i=now;i>0;i-=(i&(-i)))ret+=bit[i];
	return ret;
}

void update(int now,int val){
	for(int i=now;i<=n;i+=(i&(-i)))bit[i]+=val;
}

int binser(int x){
	int now=0;
	for(int i=17;i>=0;i--){
		if(now+(1<<i)<=n && bit[now+(1<<i)]<x){
			now+=(1<<i);
			x-=bit[now];
		}
	}
	return now+1;
}

int tengah(int x,int y){
	int L=query(x-1)+1,R=query(y),T;
	T=(3*L+2*R)/5;
	return binser(T);
}

void Solve(int N) {
	int prev=0,tmpL=1,tmpR=N+1,nxt,sudah=0,C=0;
	n=N;
	vector<int> v;
	for(int i=1;i<=2*N;i++)v.push_back(i);
	random_shuffle(v.begin(),v.end());
	for(auto i : v){
		if(tmpL==N+1 || Query(i)==prev){
			arr[tmpR]=i;
			lo[tmpR]=C+1;
			hi[tmpR]=tmpL-1;
			if(lo[tmpR]<hi[tmpR])mid[tengah(lo[tmpR],hi[tmpR])].push_back(tmpR);
			else{
				Answer(i,arr[tmpL-1]);
				update(tmpL-1,-1);
				arr[tmpL-1]=0;
				sudah++;
			}
			tmpR++;
			if(tmpL==tmpR-N)C=tmpL-1;
		}
		else{
			update(tmpL,1);
			arr[tmpL]=i;
			tmpL++;
			prev++;
		}
	}
	if(sudah==N)return;
	int prefix=0;
	while(sudah<N){
		for(int i=1;i<=N;i++){
			if(arr[i])prev=Query(arr[i]);
			while(!mid[i].empty()){
				int now=mid[i].back();
				mid[i].pop_back();
				nxt=Query(arr[now]);
				if(prefix){
					if(nxt==prev){   //sudah ada
						hi[now]=i;
						res[now]=i;
						if(query(hi[now])-query(lo[now]-1)>1)mid[tengah(lo[now],hi[now])].push_back(now);
						else{
							sudah++;
							res[now]=binser(query(hi[now]));
							Answer(arr[now],arr[res[now]]);
							update(res[now],-1);
							arr[now]=0;arr[res[now]]=0;
						}
					}
					else{
						lo[now]=i+1;
						if(query(hi[now])-query(lo[now]-1)>1)mid[tengah(lo[now],hi[now])].push_back(now);
						else{
							sudah++;
							res[now]=binser(query(hi[now]));
							Answer(arr[now],arr[res[now]]);
							update(res[now],-1);
							arr[now]=0;arr[res[now]]=0;
						}
					}
				}
				else{
					if(nxt==prev){
						lo[now]=i+1;
						if(query(hi[now])-query(lo[now]-1)>1)mid[tengah(lo[now],hi[now])].push_back(now);
						else{
							sudah++;
							res[now]=binser(query(hi[now]));
							Answer(arr[now],arr[res[now]]);
							update(res[now],-1);
							arr[now]=0;arr[res[now]]=0;
						}
					}
					else{
						hi[now]=i;
						res[now]=i;
						if(query(hi[now])-query(lo[now]-1)>1)mid[tengah(lo[now],hi[now])].push_back(now);
						else{
							sudah++;
							res[now]=binser(query(hi[now]));
							Answer(arr[now],arr[res[now]]);
							update(res[now],-1);
							arr[now]=0;arr[res[now]]=0;
						}
					}
				}
				if(sudah==N)return;
				prev=nxt;
			}
		}
		prefix=1-prefix;
	}
}
# Verdict Execution time Memory Grader output
1 Correct 3 ms 2296 KB Output is correct
2 Correct 4 ms 2424 KB Output is correct
3 Correct 3 ms 2296 KB Output is correct
4 Correct 4 ms 2296 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 2552 KB Output is correct
2 Correct 8 ms 2552 KB Output is correct
3 Correct 14 ms 2680 KB Output is correct
4 Correct 28 ms 3196 KB Output is correct
5 Correct 57 ms 4040 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 2296 KB Output is correct
2 Correct 4 ms 2424 KB Output is correct
3 Correct 3 ms 2296 KB Output is correct
4 Correct 4 ms 2296 KB Output is correct
5 Correct 6 ms 2552 KB Output is correct
6 Correct 8 ms 2552 KB Output is correct
7 Correct 14 ms 2680 KB Output is correct
8 Correct 28 ms 3196 KB Output is correct
9 Correct 57 ms 4040 KB Output is correct
10 Correct 6 ms 2424 KB Output is correct
11 Correct 35 ms 3448 KB Output is correct
12 Correct 56 ms 4088 KB Output is correct
13 Correct 56 ms 4008 KB Output is correct
14 Correct 58 ms 3964 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 2296 KB Output is correct
2 Correct 4 ms 2424 KB Output is correct
3 Correct 3 ms 2296 KB Output is correct
4 Correct 4 ms 2296 KB Output is correct
5 Correct 6 ms 2552 KB Output is correct
6 Correct 8 ms 2552 KB Output is correct
7 Correct 14 ms 2680 KB Output is correct
8 Correct 28 ms 3196 KB Output is correct
9 Correct 57 ms 4040 KB Output is correct
10 Correct 6 ms 2424 KB Output is correct
11 Correct 35 ms 3448 KB Output is correct
12 Correct 56 ms 4088 KB Output is correct
13 Correct 56 ms 4008 KB Output is correct
14 Correct 58 ms 3964 KB Output is correct
15 Correct 171 ms 6812 KB Output is correct
16 Correct 171 ms 6864 KB Output is correct
17 Correct 170 ms 6640 KB Output is correct
18 Correct 168 ms 6524 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 2296 KB Output is correct
2 Correct 4 ms 2424 KB Output is correct
3 Correct 3 ms 2296 KB Output is correct
4 Correct 4 ms 2296 KB Output is correct
5 Correct 6 ms 2552 KB Output is correct
6 Correct 8 ms 2552 KB Output is correct
7 Correct 14 ms 2680 KB Output is correct
8 Correct 28 ms 3196 KB Output is correct
9 Correct 57 ms 4040 KB Output is correct
10 Correct 6 ms 2424 KB Output is correct
11 Correct 35 ms 3448 KB Output is correct
12 Correct 56 ms 4088 KB Output is correct
13 Correct 56 ms 4008 KB Output is correct
14 Correct 58 ms 3964 KB Output is correct
15 Correct 171 ms 6812 KB Output is correct
16 Correct 171 ms 6864 KB Output is correct
17 Correct 170 ms 6640 KB Output is correct
18 Correct 168 ms 6524 KB Output is correct
19 Correct 177 ms 6692 KB Output is correct
20 Correct 190 ms 6728 KB Output is correct
21 Correct 168 ms 6844 KB Output is correct
22 Correct 167 ms 6636 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 2296 KB Output is correct
2 Correct 4 ms 2424 KB Output is correct
3 Correct 3 ms 2296 KB Output is correct
4 Correct 4 ms 2296 KB Output is correct
5 Correct 6 ms 2552 KB Output is correct
6 Correct 8 ms 2552 KB Output is correct
7 Correct 14 ms 2680 KB Output is correct
8 Correct 28 ms 3196 KB Output is correct
9 Correct 57 ms 4040 KB Output is correct
10 Correct 6 ms 2424 KB Output is correct
11 Correct 35 ms 3448 KB Output is correct
12 Correct 56 ms 4088 KB Output is correct
13 Correct 56 ms 4008 KB Output is correct
14 Correct 58 ms 3964 KB Output is correct
15 Correct 171 ms 6812 KB Output is correct
16 Correct 171 ms 6864 KB Output is correct
17 Correct 170 ms 6640 KB Output is correct
18 Correct 168 ms 6524 KB Output is correct
19 Correct 177 ms 6692 KB Output is correct
20 Correct 190 ms 6728 KB Output is correct
21 Correct 168 ms 6844 KB Output is correct
22 Correct 167 ms 6636 KB Output is correct
23 Correct 182 ms 6996 KB Output is correct
24 Correct 178 ms 6892 KB Output is correct
25 Correct 171 ms 6864 KB Output is correct
26 Correct 194 ms 6740 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 2296 KB Output is correct
2 Correct 4 ms 2424 KB Output is correct
3 Correct 3 ms 2296 KB Output is correct
4 Correct 4 ms 2296 KB Output is correct
5 Correct 6 ms 2552 KB Output is correct
6 Correct 8 ms 2552 KB Output is correct
7 Correct 14 ms 2680 KB Output is correct
8 Correct 28 ms 3196 KB Output is correct
9 Correct 57 ms 4040 KB Output is correct
10 Correct 6 ms 2424 KB Output is correct
11 Correct 35 ms 3448 KB Output is correct
12 Correct 56 ms 4088 KB Output is correct
13 Correct 56 ms 4008 KB Output is correct
14 Correct 58 ms 3964 KB Output is correct
15 Correct 171 ms 6812 KB Output is correct
16 Correct 171 ms 6864 KB Output is correct
17 Correct 170 ms 6640 KB Output is correct
18 Correct 168 ms 6524 KB Output is correct
19 Correct 177 ms 6692 KB Output is correct
20 Correct 190 ms 6728 KB Output is correct
21 Correct 168 ms 6844 KB Output is correct
22 Correct 167 ms 6636 KB Output is correct
23 Correct 182 ms 6996 KB Output is correct
24 Correct 178 ms 6892 KB Output is correct
25 Correct 171 ms 6864 KB Output is correct
26 Correct 194 ms 6740 KB Output is correct
27 Correct 183 ms 7076 KB Output is correct
28 Correct 184 ms 7024 KB Output is correct
29 Correct 178 ms 7024 KB Output is correct
30 Correct 195 ms 6920 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 2296 KB Output is correct
2 Correct 4 ms 2424 KB Output is correct
3 Correct 3 ms 2296 KB Output is correct
4 Correct 4 ms 2296 KB Output is correct
5 Correct 6 ms 2552 KB Output is correct
6 Correct 8 ms 2552 KB Output is correct
7 Correct 14 ms 2680 KB Output is correct
8 Correct 28 ms 3196 KB Output is correct
9 Correct 57 ms 4040 KB Output is correct
10 Correct 6 ms 2424 KB Output is correct
11 Correct 35 ms 3448 KB Output is correct
12 Correct 56 ms 4088 KB Output is correct
13 Correct 56 ms 4008 KB Output is correct
14 Correct 58 ms 3964 KB Output is correct
15 Correct 171 ms 6812 KB Output is correct
16 Correct 171 ms 6864 KB Output is correct
17 Correct 170 ms 6640 KB Output is correct
18 Correct 168 ms 6524 KB Output is correct
19 Correct 177 ms 6692 KB Output is correct
20 Correct 190 ms 6728 KB Output is correct
21 Correct 168 ms 6844 KB Output is correct
22 Correct 167 ms 6636 KB Output is correct
23 Correct 182 ms 6996 KB Output is correct
24 Correct 178 ms 6892 KB Output is correct
25 Correct 171 ms 6864 KB Output is correct
26 Correct 194 ms 6740 KB Output is correct
27 Correct 183 ms 7076 KB Output is correct
28 Correct 184 ms 7024 KB Output is correct
29 Correct 178 ms 7024 KB Output is correct
30 Correct 195 ms 6920 KB Output is correct
31 Correct 187 ms 7072 KB Output is correct
32 Correct 194 ms 7152 KB Output is correct
33 Correct 182 ms 7080 KB Output is correct
34 Correct 183 ms 6896 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 2296 KB Output is correct
2 Correct 4 ms 2424 KB Output is correct
3 Correct 3 ms 2296 KB Output is correct
4 Correct 4 ms 2296 KB Output is correct
5 Correct 6 ms 2552 KB Output is correct
6 Correct 8 ms 2552 KB Output is correct
7 Correct 14 ms 2680 KB Output is correct
8 Correct 28 ms 3196 KB Output is correct
9 Correct 57 ms 4040 KB Output is correct
10 Correct 6 ms 2424 KB Output is correct
11 Correct 35 ms 3448 KB Output is correct
12 Correct 56 ms 4088 KB Output is correct
13 Correct 56 ms 4008 KB Output is correct
14 Correct 58 ms 3964 KB Output is correct
15 Correct 171 ms 6812 KB Output is correct
16 Correct 171 ms 6864 KB Output is correct
17 Correct 170 ms 6640 KB Output is correct
18 Correct 168 ms 6524 KB Output is correct
19 Correct 177 ms 6692 KB Output is correct
20 Correct 190 ms 6728 KB Output is correct
21 Correct 168 ms 6844 KB Output is correct
22 Correct 167 ms 6636 KB Output is correct
23 Correct 182 ms 6996 KB Output is correct
24 Correct 178 ms 6892 KB Output is correct
25 Correct 171 ms 6864 KB Output is correct
26 Correct 194 ms 6740 KB Output is correct
27 Correct 183 ms 7076 KB Output is correct
28 Correct 184 ms 7024 KB Output is correct
29 Correct 178 ms 7024 KB Output is correct
30 Correct 195 ms 6920 KB Output is correct
31 Correct 187 ms 7072 KB Output is correct
32 Correct 194 ms 7152 KB Output is correct
33 Correct 182 ms 7080 KB Output is correct
34 Correct 183 ms 6896 KB Output is correct
35 Correct 193 ms 7272 KB Output is correct
36 Correct 192 ms 7304 KB Output is correct
37 Correct 194 ms 7200 KB Output is correct
38 Correct 192 ms 7184 KB Output is correct