Submission #210537

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
210537	2020-03-17T15:58:52 Z	Dan13llljws	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	110 ms	5744 KB

skyscraper

#include <bits/stdc++.h>
using namespace std;
#define INF 0x3f3f3f3f
#define sp ' '
#define nl '\n'
void sc(){}template<class T,class...A>void sc(T&t,A&...a){cin>>t,sc(a...);}
void pr(){}template<class T,class...A>void pr(T t,A...a){cout<<t,pr(a...);}
#define ms(x, y) memset(x, y, sizeof(x))
#define sz(x) (int)(x.size())
#define af(x) x.begin(), x.end()
#define mp make_pair
#define pb push_back
#define f first
#define s second
const int mod = 1e9 + 7, base = 131;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
const int MM = 3e4 + 5;
int N, M, st, ed, dist[MM];
unordered_set<int> s[MM];
priority_queue<pii, vector<pii>, greater<pii>> q;
int main(){
	cin.sync_with_stdio(0); cin.tie(0); cout.tie(0);
	sc(N, M);
	for (int i = 0, a, b; i < M; i++){
		sc(a, b); 
		if (i == 0) st = a;
		if (i == 1) ed = a;
		s[a].insert(b);
	}
	ms(dist, INF); dist[st] = 0;
	q.push({0, st});
	while(sz(q)){
		int p = q.top().s, d = q.top().f; q.pop();
		if (p == ed){pr(d); return 0;}
		if (d > dist[p]) continue;
		for (auto &i : s[p]){
			for (int j = 1; p + i * j < N; j++){
				if (dist[p + i * j] > dist[p] + j){
					dist[p + i * j] = dist[p] + j;
					q.push({dist[p + i * j], p + i * j});
				}
				if (s[p + i * j].count(i)) break;
			}
			for (int j = 1; p - i * j >= 0; j++){
				if (dist[p - i * j] > dist[p] + j){
					dist[p - i * j] = dist[p] + j;
					q.push({dist[p - i * j], p - i * j});
				}
				if (s[p - i * j].count(i)) break;
			}
		}
	}
	pr(-1);
	return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2040 KB	Output is correct
2	Correct	6 ms	2040 KB	Output is correct
3	Correct	6 ms	2168 KB	Output is correct
4	Correct	6 ms	2040 KB	Output is correct
5	Correct	6 ms	2168 KB	Output is correct
6	Correct	6 ms	2040 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct

Subtask #2
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2168 KB	Output is correct
2	Correct	8 ms	2040 KB	Output is correct
3	Correct	6 ms	2040 KB	Output is correct
4	Correct	6 ms	2168 KB	Output is correct
5	Correct	6 ms	2040 KB	Output is correct
6	Correct	6 ms	2040 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct
8	Correct	6 ms	2040 KB	Output is correct
9	Correct	6 ms	2040 KB	Output is correct
10	Correct	6 ms	2168 KB	Output is correct
11	Correct	6 ms	2168 KB	Output is correct
12	Correct	6 ms	2168 KB	Output is correct
13	Correct	6 ms	2040 KB	Output is correct
14	Correct	6 ms	2168 KB	Output is correct
15	Correct	7 ms	2168 KB	Output is correct

Subtask #3
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2044 KB	Output is correct
2	Correct	6 ms	2040 KB	Output is correct
3	Correct	6 ms	2040 KB	Output is correct
4	Correct	6 ms	2040 KB	Output is correct
5	Correct	6 ms	2168 KB	Output is correct
6	Correct	6 ms	2040 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct
8	Correct	6 ms	2040 KB	Output is correct
9	Correct	7 ms	2040 KB	Output is correct
10	Correct	6 ms	2044 KB	Output is correct
11	Correct	6 ms	2168 KB	Output is correct
12	Correct	6 ms	2040 KB	Output is correct
13	Correct	6 ms	2040 KB	Output is correct
14	Correct	6 ms	2168 KB	Output is correct
15	Correct	6 ms	2168 KB	Output is correct
16	Correct	6 ms	2168 KB	Output is correct
17	Correct	7 ms	2168 KB	Output is correct
18	Correct	6 ms	2168 KB	Output is correct
19	Correct	6 ms	2168 KB	Output is correct
20	Correct	6 ms	2168 KB	Output is correct
21	Correct	6 ms	2168 KB	Output is correct
22	Correct	6 ms	2168 KB	Output is correct
23	Correct	7 ms	2168 KB	Output is correct
24	Correct	7 ms	2168 KB	Output is correct
25	Correct	7 ms	2168 KB	Output is correct
26	Correct	6 ms	2168 KB	Output is correct
27	Correct	6 ms	2168 KB	Output is correct
28	Correct	7 ms	2296 KB	Output is correct
29	Correct	8 ms	2296 KB	Output is correct
30	Correct	6 ms	2168 KB	Output is correct
31	Correct	7 ms	2168 KB	Output is correct
32	Correct	7 ms	2168 KB	Output is correct
33	Correct	8 ms	2424 KB	Output is correct
34	Correct	8 ms	2424 KB	Output is correct

Subtask #4
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2040 KB	Output is correct
2	Correct	6 ms	2172 KB	Output is correct
3	Correct	6 ms	2040 KB	Output is correct
4	Correct	6 ms	2040 KB	Output is correct
5	Correct	6 ms	2040 KB	Output is correct
6	Correct	6 ms	2040 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct
8	Correct	6 ms	2040 KB	Output is correct
9	Correct	6 ms	2040 KB	Output is correct
10	Correct	6 ms	2168 KB	Output is correct
11	Correct	7 ms	2168 KB	Output is correct
12	Correct	6 ms	2168 KB	Output is correct
13	Correct	6 ms	2040 KB	Output is correct
14	Correct	6 ms	2172 KB	Output is correct
15	Correct	7 ms	2168 KB	Output is correct
16	Correct	7 ms	2168 KB	Output is correct
17	Correct	7 ms	2168 KB	Output is correct
18	Correct	6 ms	2168 KB	Output is correct
19	Correct	6 ms	2168 KB	Output is correct
20	Correct	6 ms	2168 KB	Output is correct
21	Correct	6 ms	2168 KB	Output is correct
22	Correct	6 ms	2168 KB	Output is correct
23	Correct	7 ms	2168 KB	Output is correct
24	Correct	7 ms	2296 KB	Output is correct
25	Correct	7 ms	2168 KB	Output is correct
26	Correct	6 ms	2168 KB	Output is correct
27	Correct	6 ms	2168 KB	Output is correct
28	Correct	7 ms	2168 KB	Output is correct
29	Correct	8 ms	2296 KB	Output is correct
30	Correct	7 ms	2168 KB	Output is correct
31	Correct	7 ms	2168 KB	Output is correct
32	Correct	6 ms	2168 KB	Output is correct
33	Correct	9 ms	2424 KB	Output is correct
34	Correct	8 ms	2424 KB	Output is correct
35	Correct	19 ms	3576 KB	Output is correct
36	Correct	8 ms	2424 KB	Output is correct
37	Correct	18 ms	3192 KB	Output is correct
38	Correct	20 ms	3832 KB	Output is correct
39	Correct	17 ms	3704 KB	Output is correct
40	Correct	17 ms	3704 KB	Output is correct
41	Correct	18 ms	3832 KB	Output is correct
42	Correct	10 ms	2296 KB	Output is correct
43	Correct	10 ms	2296 KB	Output is correct
44	Correct	11 ms	2424 KB	Output is correct
45	Correct	21 ms	3752 KB	Output is correct
46	Correct	20 ms	3832 KB	Output is correct

Subtask #5
43.0 / 43.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2040 KB	Output is correct
2	Correct	6 ms	2168 KB	Output is correct
3	Correct	6 ms	2040 KB	Output is correct
4	Correct	6 ms	2040 KB	Output is correct
5	Correct	6 ms	2040 KB	Output is correct
6	Correct	6 ms	2040 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct
8	Correct	6 ms	2040 KB	Output is correct
9	Correct	7 ms	2168 KB	Output is correct
10	Correct	6 ms	2168 KB	Output is correct
11	Correct	6 ms	2168 KB	Output is correct
12	Correct	6 ms	2168 KB	Output is correct
13	Correct	6 ms	2040 KB	Output is correct
14	Correct	6 ms	2168 KB	Output is correct
15	Correct	6 ms	2168 KB	Output is correct
16	Correct	6 ms	2168 KB	Output is correct
17	Correct	7 ms	2168 KB	Output is correct
18	Correct	6 ms	2168 KB	Output is correct
19	Correct	6 ms	2168 KB	Output is correct
20	Correct	7 ms	2296 KB	Output is correct
21	Correct	6 ms	2168 KB	Output is correct
22	Correct	6 ms	2168 KB	Output is correct
23	Correct	7 ms	2168 KB	Output is correct
24	Correct	7 ms	2296 KB	Output is correct
25	Correct	7 ms	2168 KB	Output is correct
26	Correct	6 ms	2168 KB	Output is correct
27	Correct	6 ms	2172 KB	Output is correct
28	Correct	7 ms	2296 KB	Output is correct
29	Correct	9 ms	2296 KB	Output is correct
30	Correct	7 ms	2168 KB	Output is correct
31	Correct	7 ms	2168 KB	Output is correct
32	Correct	7 ms	2168 KB	Output is correct
33	Correct	9 ms	2424 KB	Output is correct
34	Correct	8 ms	2424 KB	Output is correct
35	Correct	18 ms	3480 KB	Output is correct
36	Correct	8 ms	2424 KB	Output is correct
37	Correct	16 ms	3192 KB	Output is correct
38	Correct	19 ms	3704 KB	Output is correct
39	Correct	16 ms	3704 KB	Output is correct
40	Correct	17 ms	3704 KB	Output is correct
41	Correct	17 ms	3832 KB	Output is correct
42	Correct	10 ms	2296 KB	Output is correct
43	Correct	11 ms	2296 KB	Output is correct
44	Correct	12 ms	2424 KB	Output is correct
45	Correct	20 ms	3832 KB	Output is correct
46	Correct	20 ms	3832 KB	Output is correct
47	Correct	26 ms	4216 KB	Output is correct
48	Correct	16 ms	3576 KB	Output is correct
49	Correct	15 ms	3452 KB	Output is correct
50	Correct	12 ms	3064 KB	Output is correct
51	Correct	31 ms	4728 KB	Output is correct
52	Correct	46 ms	4728 KB	Output is correct
53	Correct	21 ms	4344 KB	Output is correct
54	Correct	7 ms	2296 KB	Output is correct
55	Correct	8 ms	2296 KB	Output is correct
56	Correct	20 ms	4216 KB	Output is correct
57	Correct	8 ms	2680 KB	Output is correct
58	Correct	12 ms	2424 KB	Output is correct
59	Correct	14 ms	2552 KB	Output is correct
60	Correct	13 ms	2552 KB	Output is correct
61	Correct	14 ms	2680 KB	Output is correct
62	Correct	27 ms	4344 KB	Output is correct
63	Correct	60 ms	4852 KB	Output is correct
64	Correct	70 ms	4848 KB	Output is correct
65	Correct	77 ms	5744 KB	Output is correct
66	Correct	110 ms	5744 KB	Output is correct
67	Correct	98 ms	5744 KB	Output is correct

Submission #210537

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