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Submission #678064

# Submission time Handle Problem Language Result Execution time Memory
678064 2023-01-05T06:35:28 Z Cross_Ratio Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
 992 ms 3980 KB 
#include <bits/stdc++.h>
using namespace std;
const int INF = 1e9;
int B[30005];
int C[30005];
int dis[30005];
bool vis[30005];
vector<int> V[30005];
typedef pair<int,int> P;
signed main() {
    cin.sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int N, M;
    cin >> N >> M;
    clock_t st = clock();
    int i, j;
    for(i=0;i<M;i++) cin >> B[i] >> C[i];
    for(i=0;i<N;i++) dis[i] = INF;
    for(i=0;i<M;i++) V[B[i]].push_back(i);
    dis[B[0]] = 0;
    priority_queue<P,vector<P>,greater<P>> PQ;
    PQ.push(P(0,B[0]));
    while(!PQ.empty()) {
        if(clock() - st >= 990000) break;
        P k2 = PQ.top();
        PQ.pop();
        int id = k2.second;
        if(vis[id]) continue;
        vis[id] = true;
        set<int> S;
        for(int k : V[id]) {
            if(S.find(C[k])!=S.end()) continue;
            S.insert(C[k]);
            int st = B[k] % C[k];
            assert(B[k]==id);
            for(i=st;i<N;i+=C[k]) {
                int d = abs(i - B[k]) / C[k];
                if(dis[i] > dis[id] + d) {
                    dis[i] = dis[id] + d;
                    PQ.push(P(dis[i], i));
                }
            }
        }
    }
    cout << (dis[B[1]]==INF?-1:dis[B[1]]);
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:17:12: warning: unused variable 'j' [-Wunused-variable]
   17 |     int i, j;
      |            ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 1032 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 980 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 980 KB Output is correct
8 Correct 1 ms 948 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 980 KB Output is correct
11 Correct 1 ms 980 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 2 ms 980 KB Output is correct
14 Correct 1 ms 980 KB Output is correct
15 Correct 2 ms 980 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 980 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 980 KB Output is correct
11 Correct 1 ms 980 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 1 ms 980 KB Output is correct
15 Correct 1 ms 1080 KB Output is correct
16 Correct 1 ms 980 KB Output is correct
17 Correct 2 ms 1108 KB Output is correct
18 Correct 1 ms 980 KB Output is correct
19 Correct 1 ms 980 KB Output is correct
20 Correct 28 ms 1108 KB Output is correct
21 Correct 1 ms 980 KB Output is correct
22 Correct 1 ms 980 KB Output is correct
23 Correct 2 ms 980 KB Output is correct
24 Correct 3 ms 1108 KB Output is correct
25 Correct 3 ms 1108 KB Output is correct
26 Correct 2 ms 980 KB Output is correct
27 Correct 2 ms 980 KB Output is correct
28 Correct 2 ms 1108 KB Output is correct
29 Correct 5 ms 1236 KB Output is correct
30 Correct 3 ms 1108 KB Output is correct
31 Correct 4 ms 1180 KB Output is correct
32 Correct 3 ms 1168 KB Output is correct
33 Correct 8 ms 1236 KB Output is correct
34 Correct 7 ms 1236 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 980 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 980 KB Output is correct
11 Correct 1 ms 980 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 1 ms 980 KB Output is correct
15 Correct 1 ms 980 KB Output is correct
16 Correct 1 ms 980 KB Output is correct
17 Correct 2 ms 1108 KB Output is correct
18 Correct 1 ms 980 KB Output is correct
19 Correct 1 ms 980 KB Output is correct
20 Correct 26 ms 1108 KB Output is correct
21 Correct 1 ms 980 KB Output is correct
22 Correct 1 ms 980 KB Output is correct
23 Correct 2 ms 980 KB Output is correct
24 Correct 3 ms 1108 KB Output is correct
25 Correct 3 ms 1108 KB Output is correct
26 Correct 2 ms 980 KB Output is correct
27 Correct 2 ms 980 KB Output is correct
28 Correct 2 ms 1108 KB Output is correct
29 Correct 5 ms 1236 KB Output is correct
30 Correct 3 ms 1108 KB Output is correct
31 Correct 3 ms 1108 KB Output is correct
32 Correct 3 ms 1108 KB Output is correct
33 Correct 7 ms 1236 KB Output is correct
34 Correct 7 ms 1236 KB Output is correct
35 Correct 9 ms 1540 KB Output is correct
36 Correct 3 ms 1108 KB Output is correct
37 Correct 9 ms 1424 KB Output is correct
38 Correct 12 ms 1620 KB Output is correct
39 Correct 11 ms 1616 KB Output is correct
40 Correct 12 ms 1624 KB Output is correct
41 Correct 12 ms 1620 KB Output is correct
42 Correct 9 ms 1492 KB Output is correct
43 Correct 7 ms 1492 KB Output is correct
44 Correct 31 ms 1508 KB Output is correct
45 Correct 15 ms 1620 KB Output is correct
46 Correct 15 ms 1620 KB Output is correct

Subtask #5
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 980 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 980 KB Output is correct
11 Correct 2 ms 980 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 2 ms 1084 KB Output is correct
15 Correct 2 ms 980 KB Output is correct
16 Correct 1 ms 980 KB Output is correct
17 Correct 2 ms 1108 KB Output is correct
18 Correct 1 ms 980 KB Output is correct
19 Correct 1 ms 980 KB Output is correct
20 Correct 26 ms 1164 KB Output is correct
21 Correct 1 ms 980 KB Output is correct
22 Correct 1 ms 980 KB Output is correct
23 Correct 2 ms 980 KB Output is correct
24 Correct 3 ms 1108 KB Output is correct
25 Correct 3 ms 1108 KB Output is correct
26 Correct 2 ms 980 KB Output is correct
27 Correct 3 ms 980 KB Output is correct
28 Correct 3 ms 1108 KB Output is correct
29 Correct 5 ms 1236 KB Output is correct
30 Correct 3 ms 1108 KB Output is correct
31 Correct 4 ms 1108 KB Output is correct
32 Correct 3 ms 1108 KB Output is correct
33 Correct 8 ms 1236 KB Output is correct
34 Correct 7 ms 1236 KB Output is correct
35 Correct 9 ms 1540 KB Output is correct
36 Correct 3 ms 1108 KB Output is correct
37 Correct 9 ms 1492 KB Output is correct
38 Correct 11 ms 1492 KB Output is correct
39 Correct 11 ms 1492 KB Output is correct
40 Correct 12 ms 1628 KB Output is correct
41 Correct 12 ms 1492 KB Output is correct
42 Correct 5 ms 1492 KB Output is correct
43 Correct 5 ms 1628 KB Output is correct
44 Correct 30 ms 1516 KB Output is correct
45 Correct 17 ms 1620 KB Output is correct
46 Correct 14 ms 1636 KB Output is correct
47 Correct 40 ms 2256 KB Output is correct
48 Correct 5 ms 1688 KB Output is correct
49 Correct 5 ms 1748 KB Output is correct
50 Correct 4 ms 1620 KB Output is correct
51 Correct 56 ms 3148 KB Output is correct
52 Correct 60 ms 2640 KB Output is correct
53 Correct 27 ms 2544 KB Output is correct
54 Correct 6 ms 1408 KB Output is correct
55 Correct 8 ms 1412 KB Output is correct
56 Correct 992 ms 2692 KB Output is correct
57 Correct 168 ms 3400 KB Output is correct
58 Correct 16 ms 1940 KB Output is correct
59 Correct 18 ms 2068 KB Output is correct
60 Correct 19 ms 2004 KB Output is correct
61 Correct 18 ms 2076 KB Output is correct
62 Correct 24 ms 2584 KB Output is correct
63 Correct 81 ms 2952 KB Output is correct
64 Correct 83 ms 3980 KB Output is correct
65 Correct 103 ms 3912 KB Output is correct
66 Correct 153 ms 3960 KB Output is correct
67 Correct 175 ms 3952 KB Output is correct