oj.uz

답안 #550258

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
550258 2022-04-17T18:21:01 Z Antekb 치료 계획 (JOI20_treatment) C++14
100 / 100
 513 ms 39572 KB 
#include<bits/stdc++.h>
#pragma GCC optimize("trapv")
#define st first
#define nd second
using namespace std;
using ll = long long;
const int N=1<<17;
const ll INF=1e18;
ll dist[N];
bool vis[N];
vector<pair<int, int> > tab[N+N];
vector<int> co;
vector<pair<pair<int, int>, pair<int, int>> > V;
set<pair<ll, int> > S;
void insert(int v, int val, int id){
	for(v+=N; v>1; v>>=1){
			//cout<<val<<" "<<id<<" "<<v<<"\n";
			tab[v].push_back({val, id});
	}
}
void find(ll d, int v, int val){
	for(v+=N; v>1; v>>=1){
		//cout<<"b\n";
		if(v&1){
			v--;
		//cout<<v<<"\n";
		while(tab[v].size() && tab[v].back().st<=val){
			int u=tab[v].back().nd;
			//cout<<u<<"a\n";
			//cout<<dist[u]<<" "<<d<<" "<<V[u].nd.nd<<"\n";
			if(dist[u]>d+V[u].nd.nd){
				//cout<<"c\n";
				//cout<<u<<"\n";
				//cout<<u<<" "<<d<<" "<<v<<"\n";
				//cout<<u<<" "<<V[u].st.st+V[u].nd.st<<" "<<V[u].st.st-V[u].nd.st<<"b\n";
				S.erase(S.find({dist[u], u}));
				dist[u]=d+V[u].nd.nd;
				S.insert({dist[u], u});
			}
			//cout<<u<<"a\n";
			tab[v].pop_back();
		}
		}
	}
}
int main(){
	int l, n;
	cin>>l>>n;
	V.resize(n);
	for(int i=0; i<n; ++i){
		cin>>V[i].nd.st>>V[i].st.st>>V[i].st.nd>>V[i].nd.nd;
		V[i].st.st--;
		co.push_back(V[i].st.st+V[i].nd.st);
	}
	sort(co.begin(), co.end());
	co.resize(unique(co.begin(), co.end())-co.begin());
	for(int i=0; i<n; i++){
		//cout<<i<<" "<<V[i].st.st+V[i].nd.st<<" "<<lower_bound(co.begin(), co.end(), V[i].st.st+V[i].nd.st)-co.begin()<<"\n";
		insert(lower_bound(co.begin(), co.end(), V[i].st.st+V[i].nd.st)
			-co.begin(), V[i].st.st-V[i].nd.st, i);
	}
	for(int i=0; i<N+N; i++){
		if(tab[i].size()){
			sort(tab[i].begin(), tab[i].end());
			reverse(tab[i].begin(), tab[i].end());
		}
	}
	for(int i=0; i<n; i++){
		if(V[i].st.st)dist[i]=INF;
		else dist[i]=V[i].nd.nd;
		S.insert({dist[i], i});
	}
	for(int ii=0; ii<n; ii++){
		int opt=S.begin()->nd;
		//cout<<opt<<" "<<dist[opt]<<"\n";
		//cout<<opt<<" "<<S.begin()->st<<"\n";
		S.erase(S.begin());
		if(V[opt].st.nd==l && dist[opt]!=INF){
			cout<<dist[opt];
			return 0;
		}
		//cout<<opt<<"\n";
		//cout<<V[opt].st.nd+V[opt].nd.st <<" "<<V[opt].st.nd-V[opt].nd.st <<"a\n";
		//cout<<opt<<" "<<upper_bound(co.begin(), co.end(), V[opt].st.nd+V[opt].nd.st)-co.begin()<<"\n";
		find(dist[opt], upper_bound(co.begin(), co.end(), V[opt].st.nd+V[opt].nd.st)
			-co.begin(), V[opt].st.nd-V[opt].nd.st);
		/*for(int i=0; i<n; i++){
			if(V[i].st.st+V[i].nd.st<=V[opt].st.nd+V[opt].nd.st 
				&& V[i].st.st-V[i].nd.st<=V[opt].st.nd-V[opt].nd.st){
				if(dist[i]>V[i].nd.nd+dist[opt]){
					dist[i]=V[i].nd.nd+dist[opt];
				}
			}
		}*/
	}
	cout<<-1;
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 442 ms 33640 KB Output is correct
2 Correct 404 ms 35896 KB Output is correct
3 Correct 352 ms 33408 KB Output is correct
4 Correct 353 ms 33636 KB Output is correct
5 Correct 355 ms 32496 KB Output is correct
6 Correct 335 ms 33748 KB Output is correct
7 Correct 309 ms 36644 KB Output is correct
8 Correct 309 ms 32444 KB Output is correct
9 Correct 297 ms 33712 KB Output is correct
10 Correct 285 ms 36560 KB Output is correct
11 Correct 397 ms 36544 KB Output is correct
12 Correct 414 ms 36384 KB Output is correct
13 Correct 462 ms 36476 KB Output is correct
14 Correct 449 ms 36100 KB Output is correct
15 Correct 450 ms 36616 KB Output is correct
16 Correct 428 ms 36516 KB Output is correct
17 Correct 419 ms 35696 KB Output is correct
18 Correct 373 ms 35900 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 6356 KB Output is correct
2 Correct 4 ms 6356 KB Output is correct
3 Correct 4 ms 6356 KB Output is correct
4 Correct 4 ms 6464 KB Output is correct
5 Correct 4 ms 6356 KB Output is correct
6 Correct 4 ms 6356 KB Output is correct
7 Correct 5 ms 6356 KB Output is correct
8 Correct 4 ms 6356 KB Output is correct
9 Correct 4 ms 6356 KB Output is correct
10 Correct 4 ms 6356 KB Output is correct
11 Correct 4 ms 6464 KB Output is correct
12 Correct 4 ms 6356 KB Output is correct
13 Correct 4 ms 6356 KB Output is correct
14 Correct 4 ms 6356 KB Output is correct
15 Correct 4 ms 6356 KB Output is correct
16 Correct 4 ms 6464 KB Output is correct
17 Correct 4 ms 6356 KB Output is correct
18 Correct 5 ms 6484 KB Output is correct
19 Correct 4 ms 6464 KB Output is correct

Subtask #3
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 6356 KB Output is correct
2 Correct 4 ms 6356 KB Output is correct
3 Correct 4 ms 6356 KB Output is correct
4 Correct 4 ms 6464 KB Output is correct
5 Correct 4 ms 6356 KB Output is correct
6 Correct 4 ms 6356 KB Output is correct
7 Correct 5 ms 6356 KB Output is correct
8 Correct 4 ms 6356 KB Output is correct
9 Correct 4 ms 6356 KB Output is correct
10 Correct 4 ms 6356 KB Output is correct
11 Correct 4 ms 6464 KB Output is correct
12 Correct 4 ms 6356 KB Output is correct
13 Correct 4 ms 6356 KB Output is correct
14 Correct 4 ms 6356 KB Output is correct
15 Correct 4 ms 6356 KB Output is correct
16 Correct 4 ms 6464 KB Output is correct
17 Correct 4 ms 6356 KB Output is correct
18 Correct 5 ms 6484 KB Output is correct
19 Correct 4 ms 6464 KB Output is correct
20 Correct 18 ms 7904 KB Output is correct
21 Correct 18 ms 7892 KB Output is correct
22 Correct 22 ms 7960 KB Output is correct
23 Correct 21 ms 7892 KB Output is correct
24 Correct 21 ms 7932 KB Output is correct
25 Correct 22 ms 7892 KB Output is correct
26 Correct 18 ms 7884 KB Output is correct
27 Correct 19 ms 7892 KB Output is correct
28 Correct 21 ms 7936 KB Output is correct
29 Correct 23 ms 7920 KB Output is correct
30 Correct 19 ms 7892 KB Output is correct
31 Correct 18 ms 7984 KB Output is correct
32 Correct 20 ms 7944 KB Output is correct
33 Correct 19 ms 7872 KB Output is correct
34 Correct 21 ms 8020 KB Output is correct
35 Correct 18 ms 7880 KB Output is correct
36 Correct 18 ms 7872 KB Output is correct
37 Correct 22 ms 7892 KB Output is correct

Subtask #4
61.0 / 61.0

# 결과 실행 시간 메모리 Grader output
1 Correct 442 ms 33640 KB Output is correct
2 Correct 404 ms 35896 KB Output is correct
3 Correct 352 ms 33408 KB Output is correct
4 Correct 353 ms 33636 KB Output is correct
5 Correct 355 ms 32496 KB Output is correct
6 Correct 335 ms 33748 KB Output is correct
7 Correct 309 ms 36644 KB Output is correct
8 Correct 309 ms 32444 KB Output is correct
9 Correct 297 ms 33712 KB Output is correct
10 Correct 285 ms 36560 KB Output is correct
11 Correct 397 ms 36544 KB Output is correct
12 Correct 414 ms 36384 KB Output is correct
13 Correct 462 ms 36476 KB Output is correct
14 Correct 449 ms 36100 KB Output is correct
15 Correct 450 ms 36616 KB Output is correct
16 Correct 428 ms 36516 KB Output is correct
17 Correct 419 ms 35696 KB Output is correct
18 Correct 373 ms 35900 KB Output is correct
19 Correct 4 ms 6356 KB Output is correct
20 Correct 4 ms 6356 KB Output is correct
21 Correct 4 ms 6356 KB Output is correct
22 Correct 4 ms 6464 KB Output is correct
23 Correct 4 ms 6356 KB Output is correct
24 Correct 4 ms 6356 KB Output is correct
25 Correct 5 ms 6356 KB Output is correct
26 Correct 4 ms 6356 KB Output is correct
27 Correct 4 ms 6356 KB Output is correct
28 Correct 4 ms 6356 KB Output is correct
29 Correct 4 ms 6464 KB Output is correct
30 Correct 4 ms 6356 KB Output is correct
31 Correct 4 ms 6356 KB Output is correct
32 Correct 4 ms 6356 KB Output is correct
33 Correct 4 ms 6356 KB Output is correct
34 Correct 4 ms 6464 KB Output is correct
35 Correct 4 ms 6356 KB Output is correct
36 Correct 5 ms 6484 KB Output is correct
37 Correct 4 ms 6464 KB Output is correct
38 Correct 18 ms 7904 KB Output is correct
39 Correct 18 ms 7892 KB Output is correct
40 Correct 22 ms 7960 KB Output is correct
41 Correct 21 ms 7892 KB Output is correct
42 Correct 21 ms 7932 KB Output is correct
43 Correct 22 ms 7892 KB Output is correct
44 Correct 18 ms 7884 KB Output is correct
45 Correct 19 ms 7892 KB Output is correct
46 Correct 21 ms 7936 KB Output is correct
47 Correct 23 ms 7920 KB Output is correct
48 Correct 19 ms 7892 KB Output is correct
49 Correct 18 ms 7984 KB Output is correct
50 Correct 20 ms 7944 KB Output is correct
51 Correct 19 ms 7872 KB Output is correct
52 Correct 21 ms 8020 KB Output is correct
53 Correct 18 ms 7880 KB Output is correct
54 Correct 18 ms 7872 KB Output is correct
55 Correct 22 ms 7892 KB Output is correct
56 Correct 406 ms 35264 KB Output is correct
57 Correct 407 ms 35260 KB Output is correct
58 Correct 410 ms 36928 KB Output is correct
59 Correct 418 ms 37556 KB Output is correct
60 Correct 457 ms 36084 KB Output is correct
61 Correct 402 ms 36924 KB Output is correct
62 Correct 400 ms 35256 KB Output is correct
63 Correct 422 ms 36036 KB Output is correct
64 Correct 421 ms 35924 KB Output is correct
65 Correct 435 ms 36040 KB Output is correct
66 Correct 466 ms 36088 KB Output is correct
67 Correct 475 ms 37292 KB Output is correct
68 Correct 406 ms 36928 KB Output is correct
69 Correct 357 ms 36532 KB Output is correct
70 Correct 468 ms 36784 KB Output is correct
71 Correct 420 ms 36868 KB Output is correct
72 Correct 351 ms 37016 KB Output is correct
73 Correct 480 ms 36864 KB Output is correct
74 Correct 351 ms 37440 KB Output is correct
75 Correct 317 ms 36612 KB Output is correct
76 Correct 414 ms 36620 KB Output is correct
77 Correct 413 ms 36780 KB Output is correct
78 Correct 465 ms 36660 KB Output is correct
79 Correct 513 ms 36544 KB Output is correct
80 Correct 454 ms 36580 KB Output is correct
81 Correct 415 ms 36928 KB Output is correct
82 Correct 449 ms 35912 KB Output is correct
83 Correct 461 ms 36092 KB Output is correct
84 Correct 489 ms 35712 KB Output is correct
85 Correct 442 ms 37248 KB Output is correct
86 Correct 450 ms 37136 KB Output is correct
87 Correct 468 ms 37084 KB Output is correct
88 Correct 463 ms 39572 KB Output is correct
89 Correct 452 ms 36892 KB Output is correct
90 Correct 430 ms 36912 KB Output is correct
91 Correct 373 ms 36728 KB Output is correct
92 Correct 452 ms 37440 KB Output is correct
93 Correct 491 ms 36876 KB Output is correct
94 Correct 463 ms 37196 KB Output is correct
95 Correct 476 ms 36744 KB Output is correct
96 Correct 407 ms 36832 KB Output is correct
97 Correct 453 ms 36544 KB Output is correct
98 Correct 456 ms 36992 KB Output is correct
99 Correct 442 ms 37108 KB Output is correct
100 Correct 387 ms 36544 KB Output is correct
101 Correct 473 ms 36928 KB Output is correct
102 Correct 455 ms 37556 KB Output is correct
103 Correct 424 ms 36672 KB Output is correct