답안 #349923

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
349923	2021-01-18T17:31:59 Z	denkendoemeer	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	341 ms	8672 KB

skyscraper

#include<bits/stdc++.h>
const int inf=1e9;
using namespace std;
int poz[30005],p[30005],dist[30005];
vector<pair<int,int>>g[30005];
priority_queue<pair<int,int>,vector<pair<int,int>>,greater<pair<int,int>>>pq;
set<int>st[30005];
int main()
{
    //freopen(".in","r",stdin);
    //freopen(".out","w",stdout);
    int n,m,i;
    scanf("%d%d",&n,&m);
    for(i=0;i<m;i++){
        scanf("%d%d",&poz[i],&p[i]);
        st[poz[i]].insert(p[i]);
    }
    for(i=0;i<n;i++)
        dist[i]=inf;
    dist[poz[0]]=0;
    pq.push({0,poz[0]});
    while(pq.size()){
        int nod=pq.top().second;
        pq.pop();
        if (nod==poz[1]){
            printf("%d\n",dist[poz[1]]);
            return 0;
        }
        for(auto it:st[nod]){
            for(i=nod+it;i<n;i=i+it){
                if (dist[i]>dist[nod]+(i-nod)/it){
                    dist[i]=dist[nod]+(i-nod)/it;
                    pq.push({dist[i],i});
                }
                if (st[i].count(it))
                    break;
            }
            for(i=nod-it;i>=0;i=i-it){
                if (dist[i]>dist[nod]+(nod-i)/it){
                    dist[i]=dist[nod]+(nod-i)/it;
                    pq.push({dist[i],i});
                }
                if (st[i].count(it))
                    break;
            }
        }
    }
    printf("-1\n");
return 0;
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:13:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   13 |     scanf("%d%d",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~
skyscraper.cpp:15:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   15 |         scanf("%d%d",&poz[i],&p[i]);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	2432 KB	Output is correct
2	Correct	2 ms	2412 KB	Output is correct
3	Correct	2 ms	2424 KB	Output is correct
4	Correct	2 ms	2412 KB	Output is correct
5	Correct	2 ms	2412 KB	Output is correct
6	Correct	2 ms	2412 KB	Output is correct
7	Correct	2 ms	2412 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	2412 KB	Output is correct
2	Correct	2 ms	2412 KB	Output is correct
3	Correct	2 ms	2412 KB	Output is correct
4	Correct	2 ms	2412 KB	Output is correct
5	Correct	2 ms	2412 KB	Output is correct
6	Correct	2 ms	2412 KB	Output is correct
7	Correct	2 ms	2412 KB	Output is correct
8	Correct	2 ms	2412 KB	Output is correct
9	Correct	2 ms	2412 KB	Output is correct
10	Correct	2 ms	2412 KB	Output is correct
11	Correct	3 ms	2540 KB	Output is correct
12	Correct	2 ms	2412 KB	Output is correct
13	Correct	2 ms	2412 KB	Output is correct
14	Correct	3 ms	2540 KB	Output is correct
15	Correct	3 ms	2540 KB	Output is correct

Subtask #3
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	2412 KB	Output is correct
2	Correct	2 ms	2412 KB	Output is correct
3	Correct	2 ms	2412 KB	Output is correct
4	Correct	2 ms	2412 KB	Output is correct
5	Correct	2 ms	2412 KB	Output is correct
6	Correct	2 ms	2412 KB	Output is correct
7	Correct	2 ms	2412 KB	Output is correct
8	Correct	2 ms	2412 KB	Output is correct
9	Correct	2 ms	2412 KB	Output is correct
10	Correct	2 ms	2412 KB	Output is correct
11	Correct	3 ms	2540 KB	Output is correct
12	Correct	2 ms	2412 KB	Output is correct
13	Correct	2 ms	2412 KB	Output is correct
14	Correct	3 ms	2540 KB	Output is correct
15	Correct	3 ms	2540 KB	Output is correct
16	Correct	2 ms	2540 KB	Output is correct
17	Correct	3 ms	2540 KB	Output is correct
18	Correct	2 ms	2540 KB	Output is correct
19	Correct	2 ms	2540 KB	Output is correct
20	Correct	2 ms	2540 KB	Output is correct
21	Correct	2 ms	2540 KB	Output is correct
22	Correct	2 ms	2540 KB	Output is correct
23	Correct	3 ms	2540 KB	Output is correct
24	Correct	3 ms	2540 KB	Output is correct
25	Correct	3 ms	2540 KB	Output is correct
26	Correct	2 ms	2540 KB	Output is correct
27	Correct	2 ms	2540 KB	Output is correct
28	Correct	4 ms	2548 KB	Output is correct
29	Correct	5 ms	2668 KB	Output is correct
30	Correct	3 ms	2540 KB	Output is correct
31	Correct	3 ms	2540 KB	Output is correct
32	Correct	3 ms	2540 KB	Output is correct
33	Correct	8 ms	2924 KB	Output is correct
34	Correct	6 ms	2924 KB	Output is correct

Subtask #4
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	2412 KB	Output is correct
2	Correct	2 ms	2412 KB	Output is correct
3	Correct	2 ms	2412 KB	Output is correct
4	Correct	2 ms	2412 KB	Output is correct
5	Correct	2 ms	2412 KB	Output is correct
6	Correct	2 ms	2556 KB	Output is correct
7	Correct	2 ms	2412 KB	Output is correct
8	Correct	2 ms	2412 KB	Output is correct
9	Correct	2 ms	2412 KB	Output is correct
10	Correct	2 ms	2412 KB	Output is correct
11	Correct	3 ms	2540 KB	Output is correct
12	Correct	2 ms	2412 KB	Output is correct
13	Correct	2 ms	2412 KB	Output is correct
14	Correct	3 ms	2540 KB	Output is correct
15	Correct	3 ms	2540 KB	Output is correct
16	Correct	2 ms	2540 KB	Output is correct
17	Correct	3 ms	2540 KB	Output is correct
18	Correct	2 ms	2540 KB	Output is correct
19	Correct	2 ms	2540 KB	Output is correct
20	Correct	3 ms	2540 KB	Output is correct
21	Correct	2 ms	2540 KB	Output is correct
22	Correct	2 ms	2540 KB	Output is correct
23	Correct	3 ms	2540 KB	Output is correct
24	Correct	3 ms	2540 KB	Output is correct
25	Correct	3 ms	2540 KB	Output is correct
26	Correct	2 ms	2540 KB	Output is correct
27	Correct	3 ms	2560 KB	Output is correct
28	Correct	3 ms	2540 KB	Output is correct
29	Correct	5 ms	2668 KB	Output is correct
30	Correct	3 ms	2540 KB	Output is correct
31	Correct	3 ms	2540 KB	Output is correct
32	Correct	3 ms	2540 KB	Output is correct
33	Correct	8 ms	2924 KB	Output is correct
34	Correct	7 ms	2924 KB	Output is correct
35	Correct	18 ms	4076 KB	Output is correct
36	Correct	4 ms	2796 KB	Output is correct
37	Correct	16 ms	3820 KB	Output is correct
38	Correct	17 ms	4460 KB	Output is correct
39	Correct	14 ms	4332 KB	Output is correct
40	Correct	15 ms	4332 KB	Output is correct
41	Correct	16 ms	4460 KB	Output is correct
42	Correct	8 ms	2924 KB	Output is correct
43	Correct	8 ms	2924 KB	Output is correct
44	Correct	8 ms	2924 KB	Output is correct
45	Correct	37 ms	4716 KB	Output is correct
46	Correct	28 ms	4716 KB	Output is correct

Subtask #5
43.0 / 43.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	2412 KB	Output is correct
2	Correct	2 ms	2412 KB	Output is correct
3	Correct	2 ms	2412 KB	Output is correct
4	Correct	2 ms	2412 KB	Output is correct
5	Correct	2 ms	2412 KB	Output is correct
6	Correct	2 ms	2412 KB	Output is correct
7	Correct	2 ms	2412 KB	Output is correct
8	Correct	2 ms	2412 KB	Output is correct
9	Correct	2 ms	2412 KB	Output is correct
10	Correct	2 ms	2412 KB	Output is correct
11	Correct	3 ms	2540 KB	Output is correct
12	Correct	2 ms	2412 KB	Output is correct
13	Correct	2 ms	2412 KB	Output is correct
14	Correct	3 ms	2540 KB	Output is correct
15	Correct	3 ms	2540 KB	Output is correct
16	Correct	2 ms	2540 KB	Output is correct
17	Correct	3 ms	2540 KB	Output is correct
18	Correct	2 ms	2540 KB	Output is correct
19	Correct	3 ms	2540 KB	Output is correct
20	Correct	3 ms	2540 KB	Output is correct
21	Correct	2 ms	2540 KB	Output is correct
22	Correct	2 ms	2540 KB	Output is correct
23	Correct	3 ms	2540 KB	Output is correct
24	Correct	3 ms	2540 KB	Output is correct
25	Correct	3 ms	2540 KB	Output is correct
26	Correct	2 ms	2540 KB	Output is correct
27	Correct	2 ms	2540 KB	Output is correct
28	Correct	3 ms	2540 KB	Output is correct
29	Correct	5 ms	2668 KB	Output is correct
30	Correct	3 ms	2540 KB	Output is correct
31	Correct	3 ms	2540 KB	Output is correct
32	Correct	3 ms	2540 KB	Output is correct
33	Correct	10 ms	3180 KB	Output is correct
34	Correct	7 ms	2924 KB	Output is correct
35	Correct	17 ms	4076 KB	Output is correct
36	Correct	4 ms	2796 KB	Output is correct
37	Correct	14 ms	3820 KB	Output is correct
38	Correct	17 ms	4460 KB	Output is correct
39	Correct	14 ms	4332 KB	Output is correct
40	Correct	14 ms	4332 KB	Output is correct
41	Correct	16 ms	4460 KB	Output is correct
42	Correct	8 ms	2924 KB	Output is correct
43	Correct	8 ms	2924 KB	Output is correct
44	Correct	8 ms	2924 KB	Output is correct
45	Correct	35 ms	4716 KB	Output is correct
46	Correct	27 ms	4716 KB	Output is correct
47	Correct	20 ms	4716 KB	Output is correct
48	Correct	10 ms	3948 KB	Output is correct
49	Correct	9 ms	3948 KB	Output is correct
50	Correct	7 ms	3564 KB	Output is correct
51	Correct	28 ms	5228 KB	Output is correct
52	Correct	24 ms	5236 KB	Output is correct
53	Correct	14 ms	4844 KB	Output is correct
54	Correct	3 ms	2796 KB	Output is correct
55	Correct	4 ms	2796 KB	Output is correct
56	Correct	12 ms	4460 KB	Output is correct
57	Correct	3 ms	3052 KB	Output is correct
58	Correct	10 ms	3180 KB	Output is correct
59	Correct	11 ms	3308 KB	Output is correct
60	Correct	10 ms	3308 KB	Output is correct
61	Correct	12 ms	3436 KB	Output is correct
62	Correct	17 ms	4588 KB	Output is correct
63	Correct	64 ms	6628 KB	Output is correct
64	Correct	71 ms	6628 KB	Output is correct
65	Correct	94 ms	6628 KB	Output is correct
66	Correct	341 ms	8672 KB	Output is correct
67	Correct	295 ms	8672 KB	Output is correct

답안 #349923

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 12.0 / 12.0

Subtask #3 14.0 / 14.0

Subtask #4 21.0 / 21.0

Subtask #5 43.0 / 43.0

Subtask #1
10.0 / 10.0

Subtask #2
12.0 / 12.0

Subtask #3
14.0 / 14.0

Subtask #4
21.0 / 21.0

Subtask #5
43.0 / 43.0