답안 #253205

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
253205 2020-07-27T12:05:28 Z nandonathaniel Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
119 ms 117876 KB
#include<bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
const int MAXN=30005,INF=2e9;

int b[MAXN],p[MAXN],dist[MAXN];
vector<pii> adj[MAXN];
vector<int> doge[MAXN];
bitset<MAXN> sudah,ada[MAXN];

int main(){
	ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
	int n,m;
	cin >> n >> m;
	for(int i=1;i<=m;i++){
		cin >> b[i] >> p[i];
		doge[b[i]].push_back(p[i]);
	}
	for(int i=0;i<n;i++){
		sort(doge[i].begin(),doge[i].end());
		doge[i].erase(unique(doge[i].begin(),doge[i].end()),doge[i].end());
		reverse(doge[i].begin(),doge[i].end());
		for(auto isi : doge[i])ada[i][isi]=true;
	}
	for(int i=0;i<n;i++){
		sudah.reset();
		for(auto isi : doge[i]){
			for(int j=1;j*isi+i<n;j++){
				if(sudah[j*isi+i])continue;
				adj[i].push_back({j*isi+i,j});
				sudah[j*isi+i]=true;
				if(ada[j*isi+i][isi])break;
			}
			for(int j=1;i-j*isi>=0;j++){
				if(sudah[i-j*isi])continue;
				adj[i].push_back({i-j*isi,j});
				sudah[i-j*isi]-true;
				if(ada[i-j*isi][isi])break;
			}
		}
		dist[i]=INF;
	}
	//total edgenya jadi N*sqrt(N) kayanya
	priority_queue<pii,vector<pii>,greater<pii> > PQ;
	dist[b[1]]=0;
	PQ.push({0,b[1]});
	while(!PQ.empty()){
		pii now=PQ.top();
		PQ.pop();
		if(dist[now.second]<now.first)continue;
		for(auto nxt : adj[now.second]){
			if(dist[now.second]+nxt.second<dist[nxt.first]){
				dist[nxt.first]=dist[now.second]+nxt.second;
				PQ.push({dist[nxt.first],nxt.first});
			}
		}
	}
	if(dist[b[2]]==INF)dist[b[2]]=-1;
	cout << dist[b[2]] << '\n';
	return 0;
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:37:19: warning: value computed is not used [-Wunused-value]
     sudah[i-j*isi]-true;
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1792 KB Output is correct
2 Correct 1 ms 1792 KB Output is correct
3 Correct 1 ms 1792 KB Output is correct
4 Correct 1 ms 1792 KB Output is correct
5 Correct 1 ms 1920 KB Output is correct
6 Correct 2 ms 1792 KB Output is correct
7 Correct 2 ms 1792 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1792 KB Output is correct
2 Correct 2 ms 1792 KB Output is correct
3 Correct 1 ms 1792 KB Output is correct
4 Correct 1 ms 1792 KB Output is correct
5 Correct 1 ms 1792 KB Output is correct
6 Correct 1 ms 1792 KB Output is correct
7 Correct 1 ms 1792 KB Output is correct
8 Correct 1 ms 1792 KB Output is correct
9 Correct 1 ms 1920 KB Output is correct
10 Correct 1 ms 2176 KB Output is correct
11 Correct 2 ms 2176 KB Output is correct
12 Correct 1 ms 1792 KB Output is correct
13 Correct 2 ms 2176 KB Output is correct
14 Correct 2 ms 2048 KB Output is correct
15 Correct 2 ms 2048 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 1792 KB Output is correct
2 Correct 1 ms 1792 KB Output is correct
3 Correct 1 ms 1792 KB Output is correct
4 Correct 1 ms 1792 KB Output is correct
5 Correct 1 ms 1792 KB Output is correct
6 Correct 1 ms 1792 KB Output is correct
7 Correct 2 ms 1792 KB Output is correct
8 Correct 1 ms 1792 KB Output is correct
9 Correct 1 ms 1920 KB Output is correct
10 Correct 2 ms 2176 KB Output is correct
11 Correct 2 ms 2176 KB Output is correct
12 Correct 1 ms 1792 KB Output is correct
13 Correct 2 ms 2176 KB Output is correct
14 Correct 2 ms 2048 KB Output is correct
15 Correct 3 ms 2048 KB Output is correct
16 Correct 2 ms 2560 KB Output is correct
17 Correct 4 ms 4608 KB Output is correct
18 Correct 4 ms 4864 KB Output is correct
19 Correct 4 ms 3712 KB Output is correct
20 Correct 5 ms 9216 KB Output is correct
21 Correct 2 ms 3200 KB Output is correct
22 Correct 3 ms 4224 KB Output is correct
23 Correct 4 ms 4736 KB Output is correct
24 Correct 5 ms 6528 KB Output is correct
25 Correct 7 ms 6784 KB Output is correct
26 Correct 4 ms 2176 KB Output is correct
27 Correct 3 ms 2048 KB Output is correct
28 Correct 6 ms 9472 KB Output is correct
29 Correct 5 ms 2432 KB Output is correct
30 Correct 4 ms 2176 KB Output is correct
31 Correct 4 ms 2432 KB Output is correct
32 Correct 4 ms 2304 KB Output is correct
33 Correct 5 ms 2688 KB Output is correct
34 Correct 5 ms 2688 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1792 KB Output is correct
2 Correct 1 ms 1792 KB Output is correct
3 Correct 1 ms 1792 KB Output is correct
4 Correct 1 ms 1792 KB Output is correct
5 Correct 1 ms 1792 KB Output is correct
6 Correct 1 ms 1792 KB Output is correct
7 Correct 1 ms 1792 KB Output is correct
8 Correct 1 ms 1792 KB Output is correct
9 Correct 1 ms 1920 KB Output is correct
10 Correct 1 ms 2176 KB Output is correct
11 Correct 2 ms 2176 KB Output is correct
12 Correct 2 ms 1792 KB Output is correct
13 Correct 2 ms 2176 KB Output is correct
14 Correct 2 ms 2048 KB Output is correct
15 Correct 2 ms 2048 KB Output is correct
16 Correct 2 ms 2560 KB Output is correct
17 Correct 3 ms 4608 KB Output is correct
18 Correct 4 ms 4864 KB Output is correct
19 Correct 3 ms 3840 KB Output is correct
20 Correct 6 ms 9216 KB Output is correct
21 Correct 3 ms 3200 KB Output is correct
22 Correct 3 ms 4224 KB Output is correct
23 Correct 4 ms 4736 KB Output is correct
24 Correct 5 ms 6528 KB Output is correct
25 Correct 5 ms 6784 KB Output is correct
26 Correct 3 ms 2176 KB Output is correct
27 Correct 3 ms 2176 KB Output is correct
28 Correct 6 ms 9472 KB Output is correct
29 Correct 5 ms 2432 KB Output is correct
30 Correct 4 ms 2176 KB Output is correct
31 Correct 4 ms 2432 KB Output is correct
32 Correct 4 ms 2304 KB Output is correct
33 Correct 5 ms 2688 KB Output is correct
34 Correct 5 ms 2688 KB Output is correct
35 Correct 12 ms 8704 KB Output is correct
36 Correct 5 ms 6016 KB Output is correct
37 Correct 14 ms 11392 KB Output is correct
38 Correct 17 ms 11520 KB Output is correct
39 Correct 17 ms 11648 KB Output is correct
40 Correct 17 ms 11648 KB Output is correct
41 Correct 17 ms 11648 KB Output is correct
42 Correct 9 ms 2816 KB Output is correct
43 Correct 9 ms 2816 KB Output is correct
44 Correct 10 ms 9728 KB Output is correct
45 Correct 16 ms 5596 KB Output is correct
46 Correct 15 ms 5624 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1792 KB Output is correct
2 Correct 1 ms 1792 KB Output is correct
3 Correct 1 ms 1792 KB Output is correct
4 Correct 1 ms 1792 KB Output is correct
5 Correct 2 ms 1792 KB Output is correct
6 Correct 1 ms 1792 KB Output is correct
7 Correct 1 ms 1792 KB Output is correct
8 Correct 2 ms 1792 KB Output is correct
9 Correct 2 ms 1920 KB Output is correct
10 Correct 2 ms 2176 KB Output is correct
11 Correct 2 ms 2176 KB Output is correct
12 Correct 2 ms 1792 KB Output is correct
13 Correct 2 ms 2176 KB Output is correct
14 Correct 2 ms 2048 KB Output is correct
15 Correct 2 ms 2048 KB Output is correct
16 Correct 2 ms 2560 KB Output is correct
17 Correct 3 ms 4608 KB Output is correct
18 Correct 4 ms 4864 KB Output is correct
19 Correct 3 ms 3840 KB Output is correct
20 Correct 5 ms 9216 KB Output is correct
21 Correct 2 ms 3200 KB Output is correct
22 Correct 3 ms 4224 KB Output is correct
23 Correct 4 ms 4736 KB Output is correct
24 Correct 5 ms 6528 KB Output is correct
25 Correct 5 ms 6784 KB Output is correct
26 Correct 3 ms 2176 KB Output is correct
27 Correct 3 ms 2048 KB Output is correct
28 Correct 6 ms 9472 KB Output is correct
29 Correct 7 ms 2424 KB Output is correct
30 Correct 4 ms 2176 KB Output is correct
31 Correct 4 ms 2432 KB Output is correct
32 Correct 4 ms 2304 KB Output is correct
33 Correct 6 ms 2688 KB Output is correct
34 Correct 5 ms 2688 KB Output is correct
35 Correct 13 ms 8704 KB Output is correct
36 Correct 5 ms 6016 KB Output is correct
37 Correct 15 ms 11392 KB Output is correct
38 Correct 19 ms 11648 KB Output is correct
39 Correct 17 ms 11648 KB Output is correct
40 Correct 17 ms 11648 KB Output is correct
41 Correct 16 ms 11648 KB Output is correct
42 Correct 8 ms 2816 KB Output is correct
43 Correct 8 ms 2688 KB Output is correct
44 Correct 10 ms 9728 KB Output is correct
45 Correct 15 ms 5504 KB Output is correct
46 Correct 17 ms 5632 KB Output is correct
47 Correct 59 ms 51444 KB Output is correct
48 Correct 49 ms 60532 KB Output is correct
49 Correct 49 ms 59896 KB Output is correct
50 Correct 43 ms 49236 KB Output is correct
51 Correct 83 ms 79988 KB Output is correct
52 Correct 84 ms 80576 KB Output is correct
53 Correct 61 ms 77300 KB Output is correct
54 Correct 25 ms 2560 KB Output is correct
55 Correct 27 ms 3060 KB Output is correct
56 Correct 59 ms 114296 KB Output is correct
57 Correct 63 ms 20008 KB Output is correct
58 Correct 31 ms 3572 KB Output is correct
59 Correct 34 ms 4212 KB Output is correct
60 Correct 35 ms 5620 KB Output is correct
61 Correct 36 ms 5496 KB Output is correct
62 Correct 84 ms 117876 KB Output is correct
63 Correct 94 ms 23408 KB Output is correct
64 Correct 112 ms 24696 KB Output is correct
65 Correct 110 ms 26224 KB Output is correct
66 Correct 118 ms 26860 KB Output is correct
67 Correct 119 ms 26988 KB Output is correct