oj.uz

Submission #369716

# Submission time Handle Problem Language Result Execution time Memory
369716 2021-02-22T08:50:01 Z Bill_00 Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
 1000 ms 91040 KB 
#include <bits/stdc++.h>
#define ff first
#define ss second
#define mp make_pair
#define pb push_back
#define pp push
#define MOD 1000000007
#define INF 1e18
#define N 30005
#define M 5000000
typedef long long ll;
const ll c=174;

using namespace std;
ll b[N],p[N],path[N];
ll pos[N];
map<ll,bool>pp[N];
vector<pair<ll,ll> >adj[N];
bool vis[N],visited[N];
int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
 	ll n,m;
 	cin >> n >> m;
 	for(ll i=1;i<=m;++i){
 		cin >> b[i] >> p[i];
 		if(pp[b[i]][p[i]]!=0){
 			vis[i]=1;
 		}
 		else{
 			++pos[b[i]];
 			pp[b[i]][p[i]]=1;
 		}
 	}
 	if(b[1]==b[2]){
 		cout << 0;
 		return 0;
 	}
 	for(ll i=1;i<=m;++i){
 		if(vis[i]==1) continue;
 		for(ll j=b[i]+p[i];j<n;j+=p[i]){
 			if(pos[j]) adj[b[i]].pb({j,(j-b[i])/p[i]});
 			if(pp[j][p[i]]==1) break;
 		}
 		for(ll j=b[i]-p[i];j>=0;j-=p[i]){
 			if(pos[j]) adj[b[i]].pb({j,(b[i]-j)/p[i]});
 			if(pp[j][p[i]]==1) break;
 		}
 	}
 	priority_queue<pair<ll,ll> >pq;
 	pq.push({0,b[1]});
 	while(!pq.empty()){
 		ll cost=-pq.top().ff;
 		ll doge_id=pq.top().ss;
 		// cout << doge_id <<" " << cost << '\n';
 		path[doge_id]=cost;
 		pq.pop();
 		visited[doge_id]=1;
 		for(int i=0;i<adj[doge_id].size();i++){
 			if(visited[adj[doge_id][i].ff]==0) pq.push({-(cost+adj[doge_id][i].ss),adj[doge_id][i].ff});
 		}
 		while(!pq.empty() && visited[pq.top().ss]==1) pq.pop();
 	}
 	if(path[b[2]]==0){
 		cout << -1;
 	}
 	else cout << path[b[2]];
 
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:60:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |    for(int i=0;i<adj[doge_id].size();i++){
      |                ~^~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory 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

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory 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 3 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 2540 KB Output is correct
10 Correct 2 ms 2668 KB Output is correct
11 Correct 3 ms 2924 KB Output is correct
12 Correct 2 ms 2540 KB Output is correct
13 Correct 3 ms 2540 KB Output is correct
14 Correct 3 ms 2924 KB Output is correct
15 Correct 4 ms 2924 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory 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 2540 KB Output is correct
10 Correct 2 ms 2668 KB Output is correct
11 Correct 4 ms 2924 KB Output is correct
12 Correct 2 ms 2540 KB Output is correct
13 Correct 2 ms 2540 KB Output is correct
14 Correct 4 ms 2924 KB Output is correct
15 Correct 4 ms 2924 KB Output is correct
16 Correct 3 ms 2796 KB Output is correct
17 Correct 7 ms 3948 KB Output is correct
18 Correct 4 ms 2924 KB Output is correct
19 Correct 3 ms 2796 KB Output is correct
20 Correct 3 ms 2796 KB Output is correct
21 Correct 3 ms 2668 KB Output is correct
22 Correct 3 ms 2924 KB Output is correct
23 Correct 4 ms 3052 KB Output is correct
24 Correct 5 ms 3692 KB Output is correct
25 Correct 4 ms 3180 KB Output is correct
26 Correct 3 ms 3052 KB Output is correct
27 Correct 3 ms 2924 KB Output is correct
28 Correct 7 ms 4460 KB Output is correct
29 Correct 15 ms 6380 KB Output is correct
30 Correct 5 ms 3596 KB Output is correct
31 Correct 8 ms 4588 KB Output is correct
32 Correct 6 ms 3948 KB Output is correct
33 Correct 41 ms 10092 KB Output is correct
34 Correct 42 ms 10092 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory 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 2540 KB Output is correct
10 Correct 2 ms 2668 KB Output is correct
11 Correct 4 ms 2924 KB Output is correct
12 Correct 2 ms 2540 KB Output is correct
13 Correct 3 ms 2540 KB Output is correct
14 Correct 4 ms 2924 KB Output is correct
15 Correct 4 ms 2924 KB Output is correct
16 Correct 3 ms 2796 KB Output is correct
17 Correct 7 ms 3968 KB Output is correct
18 Correct 3 ms 2924 KB Output is correct
19 Correct 3 ms 2796 KB Output is correct
20 Correct 3 ms 2796 KB Output is correct
21 Correct 2 ms 2668 KB Output is correct
22 Correct 3 ms 2924 KB Output is correct
23 Correct 3 ms 3052 KB Output is correct
24 Correct 5 ms 3564 KB Output is correct
25 Correct 5 ms 3180 KB Output is correct
26 Correct 3 ms 3052 KB Output is correct
27 Correct 3 ms 2924 KB Output is correct
28 Correct 9 ms 4460 KB Output is correct
29 Correct 15 ms 6380 KB Output is correct
30 Correct 6 ms 3436 KB Output is correct
31 Correct 8 ms 4588 KB Output is correct
32 Correct 6 ms 3948 KB Output is correct
33 Correct 40 ms 10092 KB Output is correct
34 Correct 40 ms 10092 KB Output is correct
35 Correct 61 ms 12516 KB Output is correct
36 Correct 8 ms 4204 KB Output is correct
37 Correct 122 ms 19688 KB Output is correct
38 Correct 127 ms 18528 KB Output is correct
39 Correct 111 ms 18656 KB Output is correct
40 Correct 111 ms 18528 KB Output is correct
41 Correct 117 ms 18528 KB Output is correct
42 Correct 7 ms 3436 KB Output is correct
43 Correct 7 ms 3584 KB Output is correct
44 Correct 8 ms 3180 KB Output is correct
45 Correct 380 ms 33772 KB Output is correct
46 Correct 402 ms 33984 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory 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 2540 KB Output is correct
10 Correct 2 ms 2668 KB Output is correct
11 Correct 3 ms 2924 KB Output is correct
12 Correct 2 ms 2540 KB Output is correct
13 Correct 2 ms 2540 KB Output is correct
14 Correct 3 ms 2924 KB Output is correct
15 Correct 4 ms 2924 KB Output is correct
16 Correct 3 ms 2796 KB Output is correct
17 Correct 7 ms 3948 KB Output is correct
18 Correct 3 ms 2924 KB Output is correct
19 Correct 3 ms 2796 KB Output is correct
20 Correct 3 ms 2796 KB Output is correct
21 Correct 3 ms 2668 KB Output is correct
22 Correct 3 ms 2924 KB Output is correct
23 Correct 3 ms 3052 KB Output is correct
24 Correct 5 ms 3564 KB Output is correct
25 Correct 4 ms 3180 KB Output is correct
26 Correct 3 ms 3052 KB Output is correct
27 Correct 3 ms 2924 KB Output is correct
28 Correct 7 ms 4460 KB Output is correct
29 Correct 15 ms 6380 KB Output is correct
30 Correct 4 ms 3564 KB Output is correct
31 Correct 8 ms 4588 KB Output is correct
32 Correct 8 ms 3948 KB Output is correct
33 Correct 43 ms 10092 KB Output is correct
34 Correct 44 ms 10092 KB Output is correct
35 Correct 62 ms 12516 KB Output is correct
36 Correct 8 ms 4204 KB Output is correct
37 Correct 137 ms 19816 KB Output is correct
38 Correct 116 ms 18528 KB Output is correct
39 Correct 111 ms 18784 KB Output is correct
40 Correct 117 ms 18528 KB Output is correct
41 Correct 109 ms 18528 KB Output is correct
42 Correct 8 ms 3436 KB Output is correct
43 Correct 7 ms 3436 KB Output is correct
44 Correct 7 ms 3180 KB Output is correct
45 Correct 387 ms 33864 KB Output is correct
46 Correct 388 ms 33772 KB Output is correct
47 Correct 690 ms 71768 KB Output is correct
48 Correct 110 ms 20460 KB Output is correct
49 Correct 67 ms 13676 KB Output is correct
50 Correct 57 ms 13164 KB Output is correct
51 Correct 185 ms 29280 KB Output is correct
52 Correct 214 ms 31720 KB Output is correct
53 Correct 34 ms 10608 KB Output is correct
54 Correct 4 ms 4332 KB Output is correct
55 Correct 9 ms 5868 KB Output is correct
56 Correct 26 ms 6764 KB Output is correct
57 Correct 235 ms 31852 KB Output is correct
58 Correct 13 ms 7148 KB Output is correct
59 Correct 21 ms 9068 KB Output is correct
60 Correct 35 ms 11244 KB Output is correct
61 Correct 30 ms 10220 KB Output is correct
62 Correct 300 ms 43748 KB Output is correct
63 Execution timed out 1058 ms 91040 KB Time limit exceeded
64 Halted 0 ms 0 KB -