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답안 #83334

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
83334 2018-11-07T07:35:01 Z farukkastamonuda Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
 233 ms 66236 KB 
#include <bits/stdc++.h>
#define li 30005
#define inf 2000001000
#define md 1000000007
#define lo long long
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define ii pair<lo int,lo int>
using namespace std;
int n,m,B[li],P[li],dist[li];
set<int> S[li];
vector< pair<int,int> > v[li];
int vis[li];
priority_queue< pair<int,int> > q;
void bfs(){
	for(int i=0;i<n;i++) dist[i]=inf;
	q.push(mp(0,B[0]));
	dist[B[0]]=0;
	while(!q.empty()){
		ii temp=q.top();
		q.pop();
		int seh=temp.se;
		int cst=-temp.fi;
		if(dist[seh]<cst) continue;
		for(int i=0;i<(int)v[seh].size();i++){
			int go=v[seh][i].fi;
			int para=v[seh][i].se;
			if(dist[go]>dist[seh]+para){
				dist[go]=dist[seh]+para;
				q.push(mp(-(dist[go]),go));
			}
		}
	}
}
int main(){
	scanf("%d %d",&n,&m);
	for(int i=0;i<m;i++){
		scanf("%d %d",&B[i],&P[i]);
		S[B[i]].insert(P[i]);
	}
	for(int i=0;i<n;i++){
		for(auto e:S[i]){
			for(int j=i+e;j<n;j+=e){
				v[i].pb(mp(j,(j-i)/e));
				if(S[j].lower_bound(e)!=S[j].end() && *S[j].lower_bound(e)==e) break;
			}
		}
	}
	for(int i=0;i<n;i++){
		for(auto e:S[i]){
			for(int j=i-e;j>=0;j-=e){
				v[i].pb(mp(j,(i-j)/e));
				if(S[j].lower_bound(e)!=S[j].end() && *S[j].lower_bound(e)==e) break;
			}
		}
	}
	bfs();
	if(dist[B[1]]==inf) printf("-1\n");
	else printf("%d\n",dist[B[1]]);
	return 0;
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:38:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~
skyscraper.cpp:40:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&B[i],&P[i]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2424 KB Output is correct
2 Correct 4 ms 2548 KB Output is correct
3 Correct 4 ms 2548 KB Output is correct
4 Correct 4 ms 2548 KB Output is correct
5 Correct 4 ms 2564 KB Output is correct
6 Correct 4 ms 2564 KB Output is correct
7 Correct 4 ms 2564 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2564 KB Output is correct
2 Correct 4 ms 2564 KB Output is correct
3 Correct 5 ms 2564 KB Output is correct
4 Correct 4 ms 2684 KB Output is correct
5 Correct 4 ms 2684 KB Output is correct
6 Correct 4 ms 2684 KB Output is correct
7 Correct 4 ms 2684 KB Output is correct
8 Correct 4 ms 2740 KB Output is correct
9 Correct 4 ms 2740 KB Output is correct
10 Correct 4 ms 2740 KB Output is correct
11 Correct 5 ms 2756 KB Output is correct
12 Correct 4 ms 2756 KB Output is correct
13 Correct 4 ms 2768 KB Output is correct
14 Correct 5 ms 2788 KB Output is correct
15 Correct 5 ms 2788 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 2788 KB Output is correct
2 Correct 4 ms 2788 KB Output is correct
3 Correct 4 ms 2788 KB Output is correct
4 Correct 4 ms 2788 KB Output is correct
5 Correct 4 ms 2788 KB Output is correct
6 Correct 4 ms 2788 KB Output is correct
7 Correct 4 ms 2788 KB Output is correct
8 Correct 4 ms 2788 KB Output is correct
9 Correct 4 ms 2788 KB Output is correct
10 Correct 4 ms 2788 KB Output is correct
11 Correct 5 ms 2812 KB Output is correct
12 Correct 4 ms 2812 KB Output is correct
13 Correct 4 ms 2812 KB Output is correct
14 Correct 5 ms 2812 KB Output is correct
15 Correct 5 ms 2812 KB Output is correct
16 Correct 4 ms 2812 KB Output is correct
17 Correct 5 ms 2940 KB Output is correct
18 Correct 5 ms 2940 KB Output is correct
19 Correct 4 ms 2940 KB Output is correct
20 Correct 5 ms 2940 KB Output is correct
21 Correct 5 ms 2940 KB Output is correct
22 Correct 5 ms 2940 KB Output is correct
23 Correct 5 ms 2940 KB Output is correct
24 Correct 5 ms 2940 KB Output is correct
25 Correct 5 ms 2940 KB Output is correct
26 Correct 4 ms 2940 KB Output is correct
27 Correct 5 ms 2940 KB Output is correct
28 Correct 5 ms 3136 KB Output is correct
29 Correct 6 ms 3520 KB Output is correct
30 Correct 5 ms 3520 KB Output is correct
31 Correct 7 ms 3520 KB Output is correct
32 Correct 6 ms 3520 KB Output is correct
33 Correct 9 ms 4092 KB Output is correct
34 Correct 9 ms 4092 KB Output is correct

Subtask #4
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 4092 KB Output is correct
2 Correct 4 ms 4092 KB Output is correct
3 Correct 4 ms 4092 KB Output is correct
4 Correct 4 ms 4092 KB Output is correct
5 Correct 4 ms 4092 KB Output is correct
6 Correct 4 ms 4092 KB Output is correct
7 Correct 5 ms 4092 KB Output is correct
8 Correct 4 ms 4092 KB Output is correct
9 Correct 4 ms 4092 KB Output is correct
10 Correct 4 ms 4092 KB Output is correct
11 Correct 5 ms 4092 KB Output is correct
12 Correct 4 ms 4092 KB Output is correct
13 Correct 4 ms 4092 KB Output is correct
14 Correct 5 ms 4092 KB Output is correct
15 Correct 5 ms 4092 KB Output is correct
16 Correct 4 ms 4092 KB Output is correct
17 Correct 5 ms 4092 KB Output is correct
18 Correct 4 ms 4092 KB Output is correct
19 Correct 4 ms 4092 KB Output is correct
20 Correct 5 ms 4092 KB Output is correct
21 Correct 5 ms 4092 KB Output is correct
22 Correct 6 ms 4092 KB Output is correct
23 Correct 4 ms 4092 KB Output is correct
24 Correct 5 ms 4092 KB Output is correct
25 Correct 6 ms 4092 KB Output is correct
26 Correct 5 ms 4092 KB Output is correct
27 Correct 4 ms 4092 KB Output is correct
28 Correct 7 ms 4092 KB Output is correct
29 Correct 7 ms 4092 KB Output is correct
30 Correct 5 ms 4092 KB Output is correct
31 Correct 6 ms 4092 KB Output is correct
32 Correct 5 ms 4092 KB Output is correct
33 Correct 9 ms 4092 KB Output is correct
34 Correct 9 ms 4092 KB Output is correct
35 Correct 27 ms 5112 KB Output is correct
36 Correct 7 ms 5112 KB Output is correct
37 Correct 32 ms 5884 KB Output is correct
38 Correct 36 ms 6140 KB Output is correct
39 Correct 35 ms 6140 KB Output is correct
40 Correct 39 ms 6180 KB Output is correct
41 Correct 36 ms 6180 KB Output is correct
42 Correct 10 ms 6180 KB Output is correct
43 Correct 10 ms 6180 KB Output is correct
44 Correct 13 ms 6180 KB Output is correct
45 Correct 37 ms 8812 KB Output is correct
46 Correct 34 ms 8812 KB Output is correct

Subtask #5
43.0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 8812 KB Output is correct
2 Correct 4 ms 8812 KB Output is correct
3 Correct 4 ms 8812 KB Output is correct
4 Correct 4 ms 8812 KB Output is correct
5 Correct 4 ms 8812 KB Output is correct
6 Correct 4 ms 8812 KB Output is correct
7 Correct 4 ms 8812 KB Output is correct
8 Correct 4 ms 8812 KB Output is correct
9 Correct 4 ms 8812 KB Output is correct
10 Correct 4 ms 8812 KB Output is correct
11 Correct 5 ms 8812 KB Output is correct
12 Correct 4 ms 8812 KB Output is correct
13 Correct 4 ms 8812 KB Output is correct
14 Correct 4 ms 8812 KB Output is correct
15 Correct 5 ms 8812 KB Output is correct
16 Correct 4 ms 8812 KB Output is correct
17 Correct 6 ms 8812 KB Output is correct
18 Correct 4 ms 8812 KB Output is correct
19 Correct 4 ms 8812 KB Output is correct
20 Correct 4 ms 8812 KB Output is correct
21 Correct 4 ms 8812 KB Output is correct
22 Correct 4 ms 8812 KB Output is correct
23 Correct 5 ms 8812 KB Output is correct
24 Correct 6 ms 8812 KB Output is correct
25 Correct 5 ms 8812 KB Output is correct
26 Correct 4 ms 8812 KB Output is correct
27 Correct 4 ms 8812 KB Output is correct
28 Correct 5 ms 8812 KB Output is correct
29 Correct 6 ms 8812 KB Output is correct
30 Correct 5 ms 8812 KB Output is correct
31 Correct 5 ms 8812 KB Output is correct
32 Correct 5 ms 8812 KB Output is correct
33 Correct 9 ms 8812 KB Output is correct
34 Correct 9 ms 8812 KB Output is correct
35 Correct 41 ms 8812 KB Output is correct
36 Correct 7 ms 8812 KB Output is correct
37 Correct 33 ms 8812 KB Output is correct
38 Correct 34 ms 8812 KB Output is correct
39 Correct 35 ms 8812 KB Output is correct
40 Correct 35 ms 8812 KB Output is correct
41 Correct 36 ms 8812 KB Output is correct
42 Correct 10 ms 8812 KB Output is correct
43 Correct 10 ms 8812 KB Output is correct
44 Correct 10 ms 8812 KB Output is correct
45 Correct 35 ms 8812 KB Output is correct
46 Correct 36 ms 8812 KB Output is correct
47 Correct 73 ms 13332 KB Output is correct
48 Correct 26 ms 13332 KB Output is correct
49 Correct 21 ms 13332 KB Output is correct
50 Correct 16 ms 13332 KB Output is correct
51 Correct 55 ms 13332 KB Output is correct
52 Correct 60 ms 13332 KB Output is correct
53 Correct 27 ms 13332 KB Output is correct
54 Correct 6 ms 13332 KB Output is correct
55 Correct 7 ms 13332 KB Output is correct
56 Correct 20 ms 13332 KB Output is correct
57 Correct 49 ms 13332 KB Output is correct
58 Correct 14 ms 13332 KB Output is correct
59 Correct 15 ms 13332 KB Output is correct
60 Correct 17 ms 13332 KB Output is correct
61 Correct 16 ms 13332 KB Output is correct
62 Correct 33 ms 13332 KB Output is correct
63 Correct 93 ms 25868 KB Output is correct
64 Correct 109 ms 28756 KB Output is correct
65 Correct 136 ms 38776 KB Output is correct
66 Correct 233 ms 66024 KB Output is correct
67 Correct 226 ms 66236 KB Output is correct