Submission #30889

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
30889	2017-07-31T11:45:34 Z	Navick	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	36 / 100	1000 ms	33276 KB

skyscraper

#include <bits/stdc++.h>
#define F first
#define S second
#define pii pair<int, int>
#define pb push_back

using namespace std;

typedef long long ll;
typedef long double ld;

const int N = 3e4 + 10, M = 5e6, INF = 1e9;
map<pii, int> d;
vector<int> t[N];
bool vis[N];
deque<pii> q;

int main(){
	ios_base::sync_with_stdio(0); cin.tie(0);
	int n, m; cin >> n >> m;
	int sp, sb, se;

	for(int i=0; i<m; i++){
		int p, b; cin >> p >> b;
		t[p].pb(b);
		if(i == 0)
			sp = p, sb = b;
		if(i == 1)
			se = p;
	}

	q.push_back({sp, sb});
	d[{sp, sb}] = 0;

	while(!q.empty()){
		int p = q.front().F, b = q.front().S;
		int dis = d[{p, b}];
		q.pop_front();
		if(!vis[p]){
			for(auto l : t[p]){
				if(d.count({p, l}) == 0)
					d[{p, l}] = dis, q.push_front({p, l});
			}
			vis[p] = true;
		}
		if(p + b < n){
			if(d.count({p + b, b}) == 0)
				d[{p + b, b}] = dis + 1, q.push_back({p + b, b});
		}
		if(p - b >= 0){
			if(d.count({p - b, b}) == 0)
				d[{p - b, b}] = dis + 1, q.push_back({p - b, b});
		}
	}
	int mn = INF;
	for(int i=0; i<=n; i++){
		if(d.count({se, i}))
			mn = min(mn, d[{se, i}]);
	}
	if(mn < INF)
		cout << mn << endl;
	else cout << -1 << endl;
}

Subtask #1
10.0 / 10.0

#	Verdict	Memory	Grader output
1	Correct	2916 KB	Output is correct
2	Correct	2916 KB	Output is correct
3	Correct	2916 KB	Output is correct
4	Correct	2916 KB	Output is correct
5	Correct	2916 KB	Output is correct
6	Correct	2916 KB	Output is correct
7	Correct	2916 KB	Output is correct

Subtask #2
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	2916 KB	Output is correct
2	Correct	0 ms	2916 KB	Output is correct
3	Correct	0 ms	2916 KB	Output is correct
4	Correct	0 ms	2916 KB	Output is correct
5	Correct	0 ms	2916 KB	Output is correct
6	Correct	0 ms	2916 KB	Output is correct
7	Correct	0 ms	2916 KB	Output is correct
8	Correct	0 ms	2916 KB	Output is correct
9	Correct	0 ms	2916 KB	Output is correct
10	Correct	0 ms	3048 KB	Output is correct
11	Correct	0 ms	3180 KB	Output is correct
12	Correct	0 ms	2916 KB	Output is correct
13	Correct	0 ms	2916 KB	Output is correct
14	Correct	3 ms	3312 KB	Output is correct
15	Correct	3 ms	3312 KB	Output is correct

Subtask #3
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	2916 KB	Output is correct
2	Correct	0 ms	2916 KB	Output is correct
3	Correct	0 ms	2916 KB	Output is correct
4	Correct	0 ms	2916 KB	Output is correct
5	Correct	0 ms	2916 KB	Output is correct
6	Correct	0 ms	2916 KB	Output is correct
7	Correct	0 ms	2916 KB	Output is correct
8	Correct	0 ms	2916 KB	Output is correct
9	Correct	0 ms	2916 KB	Output is correct
10	Correct	0 ms	3048 KB	Output is correct
11	Correct	3 ms	3180 KB	Output is correct
12	Correct	0 ms	2916 KB	Output is correct
13	Correct	0 ms	2916 KB	Output is correct
14	Correct	3 ms	3312 KB	Output is correct
15	Correct	3 ms	3312 KB	Output is correct
16	Correct	0 ms	2916 KB	Output is correct
17	Correct	9 ms	3840 KB	Output is correct
18	Correct	0 ms	2916 KB	Output is correct
19	Correct	0 ms	2916 KB	Output is correct
20	Correct	0 ms	3048 KB	Output is correct
21	Correct	0 ms	2916 KB	Output is correct
22	Correct	0 ms	2916 KB	Output is correct
23	Correct	3 ms	3312 KB	Output is correct
24	Correct	6 ms	3708 KB	Output is correct
25	Correct	3 ms	3444 KB	Output is correct
26	Correct	3 ms	3312 KB	Output is correct
27	Correct	3 ms	3312 KB	Output is correct
28	Correct	6 ms	4368 KB	Output is correct
29	Correct	53 ms	6744 KB	Output is correct
30	Correct	9 ms	3972 KB	Output is correct
31	Correct	19 ms	5028 KB	Output is correct
32	Correct	16 ms	4368 KB	Output is correct
33	Correct	153 ms	10440 KB	Output is correct
34	Correct	146 ms	10440 KB	Output is correct

Subtask #4
0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	2916 KB	Output is correct
2	Correct	0 ms	2916 KB	Output is correct
3	Correct	0 ms	2916 KB	Output is correct
4	Correct	0 ms	2916 KB	Output is correct
5	Correct	0 ms	2916 KB	Output is correct
6	Correct	0 ms	2916 KB	Output is correct
7	Correct	0 ms	2916 KB	Output is correct
8	Correct	0 ms	2916 KB	Output is correct
9	Correct	0 ms	2916 KB	Output is correct
10	Correct	0 ms	3048 KB	Output is correct
11	Correct	3 ms	3180 KB	Output is correct
12	Correct	0 ms	2916 KB	Output is correct
13	Correct	0 ms	2916 KB	Output is correct
14	Correct	3 ms	3312 KB	Output is correct
15	Correct	3 ms	3312 KB	Output is correct
16	Correct	0 ms	2916 KB	Output is correct
17	Correct	16 ms	3840 KB	Output is correct
18	Correct	0 ms	2916 KB	Output is correct
19	Correct	0 ms	2916 KB	Output is correct
20	Correct	0 ms	3048 KB	Output is correct
21	Correct	0 ms	2916 KB	Output is correct
22	Correct	0 ms	2916 KB	Output is correct
23	Correct	3 ms	3312 KB	Output is correct
24	Correct	6 ms	3708 KB	Output is correct
25	Correct	6 ms	3444 KB	Output is correct
26	Correct	6 ms	3312 KB	Output is correct
27	Correct	6 ms	3312 KB	Output is correct
28	Correct	19 ms	4368 KB	Output is correct
29	Correct	79 ms	6744 KB	Output is correct
30	Correct	6 ms	3972 KB	Output is correct
31	Correct	19 ms	5028 KB	Output is correct
32	Correct	16 ms	4368 KB	Output is correct
33	Correct	159 ms	10440 KB	Output is correct
34	Correct	179 ms	10440 KB	Output is correct
35	Correct	153 ms	9516 KB	Output is correct
36	Correct	19 ms	4104 KB	Output is correct
37	Correct	386 ms	13872 KB	Output is correct
38	Correct	316 ms	13216 KB	Output is correct
39	Correct	343 ms	13212 KB	Output is correct
40	Correct	326 ms	13216 KB	Output is correct
41	Correct	296 ms	13208 KB	Output is correct
42	Correct	6 ms	3476 KB	Output is correct
43	Correct	9 ms	3476 KB	Output is correct
44	Correct	6 ms	3208 KB	Output is correct
45	Execution timed out	1000 ms	33276 KB	Execution timed out
46	Halted	0 ms	0 KB	-

Subtask #5
0 / 43.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	2916 KB	Output is correct
2	Correct	0 ms	2916 KB	Output is correct
3	Correct	0 ms	2916 KB	Output is correct
4	Correct	0 ms	2916 KB	Output is correct
5	Correct	0 ms	2916 KB	Output is correct
6	Correct	0 ms	2916 KB	Output is correct
7	Correct	0 ms	2916 KB	Output is correct
8	Correct	0 ms	2916 KB	Output is correct
9	Correct	0 ms	2916 KB	Output is correct
10	Correct	0 ms	3048 KB	Output is correct
11	Correct	3 ms	3180 KB	Output is correct
12	Correct	0 ms	2916 KB	Output is correct
13	Correct	0 ms	2916 KB	Output is correct
14	Correct	3 ms	3312 KB	Output is correct
15	Correct	3 ms	3312 KB	Output is correct
16	Correct	0 ms	2916 KB	Output is correct
17	Correct	13 ms	3840 KB	Output is correct
18	Correct	0 ms	2916 KB	Output is correct
19	Correct	0 ms	2916 KB	Output is correct
20	Correct	0 ms	3048 KB	Output is correct
21	Correct	0 ms	2916 KB	Output is correct
22	Correct	0 ms	2916 KB	Output is correct
23	Correct	3 ms	3312 KB	Output is correct
24	Correct	6 ms	3708 KB	Output is correct
25	Correct	6 ms	3444 KB	Output is correct
26	Correct	6 ms	3312 KB	Output is correct
27	Correct	3 ms	3312 KB	Output is correct
28	Correct	23 ms	4368 KB	Output is correct
29	Correct	66 ms	6744 KB	Output is correct
30	Correct	13 ms	3972 KB	Output is correct
31	Correct	26 ms	5028 KB	Output is correct
32	Correct	19 ms	4368 KB	Output is correct
33	Correct	186 ms	10440 KB	Output is correct
34	Correct	169 ms	10440 KB	Output is correct
35	Correct	149 ms	9516 KB	Output is correct
36	Correct	16 ms	4104 KB	Output is correct
37	Correct	399 ms	13872 KB	Output is correct
38	Correct	336 ms	13216 KB	Output is correct
39	Correct	346 ms	13212 KB	Output is correct
40	Correct	299 ms	13216 KB	Output is correct
41	Correct	343 ms	13208 KB	Output is correct
42	Correct	6 ms	3476 KB	Output is correct
43	Correct	9 ms	3476 KB	Output is correct
44	Correct	3 ms	3208 KB	Output is correct
45	Execution timed out	1000 ms	33276 KB	Execution timed out
46	Halted	0 ms	0 KB	-

Submission #30889

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 12.0 / 12.0

Subtask #3 14.0 / 14.0

Subtask #4 0 / 21.0

Subtask #5 0 / 43.0

Subtask #1
10.0 / 10.0

Subtask #2
12.0 / 12.0

Subtask #3
14.0 / 14.0

Subtask #4
0 / 21.0

Subtask #5
0 / 43.0