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Submission #1028550

# Submission time Handle Problem Language Result Execution time Memory
1028550 2024-07-20T04:17:55 Z vjudge1 Jakarta Skyscrapers (APIO15_skyscraper) C++17
57 / 100
 1000 ms 77576 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long
int const N=3e4+5;
int const inf=1e9+7;

vector<int> sky[N];
int pw[N];
int pos[N];
set<pair<int,int>> vis;

int main(){
	int n,m;
	cin>>n>>m;
	for (int i = 0; i < m; ++i){
		cin>>pos[i]>>pw[i];
		sky[pos[i]].push_back(pw[i]);
	}
	int tar=pos[1];
	vector<int> in;
	in.push_back(pos[0]);
	vis.insert({pos[0],pw[0]});
	int cur=0;
	while(in.size()){
		vector<pair<int,int>> upd;
		for(int c:in){
			// cout<<"sky := "<<c<<endl;
			if(c==tar){
				cout<<cur<<endl;
				return 0;
			}
			for(int p:sky[c]){
				// cout<<p<<' ';
				if(c+p<n)
					upd.push_back({c+p,p});
				if(c-p>=0)
					upd.push_back({c-p,p});
			}
			// cout<<endl;
			sky[c].clear();
		}
		in.clear();
		// cout<<"Upd"<<endl;
		for(auto [s,p]:upd){

			if(vis.find({s,p})!=vis.end())
				continue;
			// cout<<s<<' '<<p<<endl;
			vis.insert({s,p});
			sky[s].push_back(p);
			in.push_back(s);
		}
		cur++;
		// cout<<"next"<<endl;
	}
	cout<<-1<<endl;
	return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 0 ms 1128 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 0 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 0 ms 1116 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 0 ms 1116 KB Output is correct
4 Correct 1 ms 1112 KB Output is correct
5 Correct 1 ms 1368 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1112 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 2 ms 1392 KB Output is correct
13 Correct 1 ms 1112 KB Output is correct
14 Correct 4 ms 1368 KB Output is correct
15 Correct 2 ms 1112 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1112 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1152 KB Output is correct
7 Correct 1 ms 1112 KB Output is correct
8 Correct 0 ms 1116 KB Output is correct
9 Correct 0 ms 1116 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 1 ms 1112 KB Output is correct
14 Correct 3 ms 1368 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1152 KB Output is correct
17 Correct 2 ms 1372 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 1 ms 1116 KB Output is correct
21 Correct 1 ms 1116 KB Output is correct
22 Correct 1 ms 1112 KB Output is correct
23 Correct 2 ms 1372 KB Output is correct
24 Correct 3 ms 1460 KB Output is correct
25 Correct 1 ms 1116 KB Output is correct
26 Correct 2 ms 1352 KB Output is correct
27 Correct 2 ms 1352 KB Output is correct
28 Correct 8 ms 2132 KB Output is correct
29 Correct 20 ms 3940 KB Output is correct
30 Correct 6 ms 1884 KB Output is correct
31 Correct 12 ms 2648 KB Output is correct
32 Correct 8 ms 2140 KB Output is correct
33 Correct 45 ms 6660 KB Output is correct
34 Correct 21 ms 4188 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 0 ms 1116 KB Output is correct
4 Correct 1 ms 1368 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 0 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1112 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 2 ms 1116 KB Output is correct
14 Correct 3 ms 1372 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 2 ms 1372 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 2 ms 1116 KB Output is correct
21 Correct 1 ms 1116 KB Output is correct
22 Correct 1 ms 1116 KB Output is correct
23 Correct 3 ms 1372 KB Output is correct
24 Correct 3 ms 1504 KB Output is correct
25 Correct 1 ms 1116 KB Output is correct
26 Correct 2 ms 1368 KB Output is correct
27 Correct 2 ms 1372 KB Output is correct
28 Correct 7 ms 2140 KB Output is correct
29 Correct 20 ms 3876 KB Output is correct
30 Correct 5 ms 1884 KB Output is correct
31 Correct 11 ms 2692 KB Output is correct
32 Correct 10 ms 2140 KB Output is correct
33 Correct 50 ms 6716 KB Output is correct
34 Correct 21 ms 4184 KB Output is correct
35 Correct 12 ms 2796 KB Output is correct
36 Correct 2 ms 1112 KB Output is correct
37 Correct 7 ms 2136 KB Output is correct
38 Correct 11 ms 2560 KB Output is correct
39 Correct 9 ms 1856 KB Output is correct
40 Correct 9 ms 1880 KB Output is correct
41 Correct 10 ms 1884 KB Output is correct
42 Correct 8 ms 1708 KB Output is correct
43 Correct 8 ms 1880 KB Output is correct
44 Correct 9 ms 2264 KB Output is correct
45 Correct 242 ms 25072 KB Output is correct
46 Correct 118 ms 15916 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 0 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 0 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1152 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 2 ms 1116 KB Output is correct
14 Correct 3 ms 1372 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 2 ms 1340 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 1 ms 1116 KB Output is correct
21 Correct 1 ms 1116 KB Output is correct
22 Correct 2 ms 1116 KB Output is correct
23 Correct 3 ms 1416 KB Output is correct
24 Correct 5 ms 1368 KB Output is correct
25 Correct 2 ms 1116 KB Output is correct
26 Correct 2 ms 1372 KB Output is correct
27 Correct 2 ms 1372 KB Output is correct
28 Correct 8 ms 1916 KB Output is correct
29 Correct 22 ms 3976 KB Output is correct
30 Correct 6 ms 1884 KB Output is correct
31 Correct 16 ms 2568 KB Output is correct
32 Correct 9 ms 2140 KB Output is correct
33 Correct 46 ms 6804 KB Output is correct
34 Correct 19 ms 4188 KB Output is correct
35 Correct 12 ms 3024 KB Output is correct
36 Correct 2 ms 1116 KB Output is correct
37 Correct 7 ms 2160 KB Output is correct
38 Correct 11 ms 2528 KB Output is correct
39 Correct 9 ms 1884 KB Output is correct
40 Correct 9 ms 1760 KB Output is correct
41 Correct 10 ms 1884 KB Output is correct
42 Correct 10 ms 2140 KB Output is correct
43 Correct 8 ms 1884 KB Output is correct
44 Correct 9 ms 2264 KB Output is correct
45 Correct 212 ms 24996 KB Output is correct
46 Correct 148 ms 15800 KB Output is correct
47 Correct 11 ms 2396 KB Output is correct
48 Correct 8 ms 2008 KB Output is correct
49 Correct 9 ms 1804 KB Output is correct
50 Correct 6 ms 1624 KB Output is correct
51 Correct 28 ms 4684 KB Output is correct
52 Correct 33 ms 4956 KB Output is correct
53 Correct 19 ms 2384 KB Output is correct
54 Correct 4 ms 2140 KB Output is correct
55 Correct 7 ms 2844 KB Output is correct
56 Correct 20 ms 3944 KB Output is correct
57 Correct 2 ms 1116 KB Output is correct
58 Correct 26 ms 5536 KB Output is correct
59 Correct 25 ms 5460 KB Output is correct
60 Correct 25 ms 5076 KB Output is correct
61 Correct 24 ms 4956 KB Output is correct
62 Correct 245 ms 22716 KB Output is correct
63 Execution timed out 1068 ms 77576 KB Time limit exceeded
64 Halted 0 ms 0 KB -