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Submission #972364

# Submission time Handle Problem Language Result Execution time Memory
972364 2024-04-30T11:29:04 Z Halym2007 Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 280 ms 262144 KB 
#include "bits/stdc++.h"
#define ll long long int
#define pb push_back
#define pii pair<int,int>
#define ff first
#define ss second
#define sz size()

const int N = 2e5 + 1;

using namespace std;

int n, m, git[N], b[N], p[N];

vector <pii> v[N];

priority_queue <pii> pq;

vector <int> dis(N,1e9);

void f(){
    pq.push({0,b[1]});
    dis[b[1]] = 0;
    while(!pq.empty()){
        int a = pq.top().ss;
        pq.pop();
        for(pii i : v[a]){
            if(dis[a] + i.ss < dis[i.ff]){
                dis[i.ff] = dis[a] + i.ss;
                pq.push({-dis[i.ff], i.ff});
            }
        }
    }
}

int main(){
    ios::sync_with_stdio(false); cin.tie(nullptr);
    //freopen("input.in", "r", stdin);
    //freopen("output.out", "w", stdout);
    cin >> n >> m;
    for(int i = 1; i <= m; i++){
        cin >> b[i] >> p[i];
        git[b[i]] = p[i];
    }
    for(int i = 1; i <= m; i++){
        int nd = b[i], cnt = 0;
        while(1) {
            nd -= p[i];
            if(nd < 0) break;
            cnt++;
            v[b[i]].pb({nd,cnt});
            if(git[nd] == p[i]) break;
        }
        nd = b[i], cnt = 0;
        while(1) {
            nd += p[i];
            if(nd > n-1) break;
            cnt++;
            v[b[i]].pb({nd,cnt});
            if(git[nd] == p[i]) break;
        }
    }
    // for(int i = 0; i < n; i++){
    //     cout << i << '\n';
    //     for(auto j: v[i]) cout << j.ff << ' ' << j.ss << '\n';
    // }
    f();
    cout << (dis[b[2]] == 1e9 ? -1 : dis[b[2]]);
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 7516 KB Output is correct
2 Correct 2 ms 7532 KB Output is correct
3 Correct 2 ms 7516 KB Output is correct
4 Correct 2 ms 7516 KB Output is correct
5 Correct 2 ms 7516 KB Output is correct
6 Correct 2 ms 7512 KB Output is correct
7 Correct 2 ms 7516 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 7516 KB Output is correct
2 Correct 2 ms 7516 KB Output is correct
3 Correct 2 ms 7516 KB Output is correct
4 Correct 2 ms 7516 KB Output is correct
5 Correct 2 ms 7516 KB Output is correct
6 Correct 2 ms 7536 KB Output is correct
7 Correct 2 ms 7516 KB Output is correct
8 Correct 2 ms 7516 KB Output is correct
9 Correct 2 ms 7596 KB Output is correct
10 Correct 2 ms 7924 KB Output is correct
11 Correct 2 ms 7512 KB Output is correct
12 Correct 5 ms 9688 KB Output is correct
13 Correct 2 ms 7516 KB Output is correct
14 Correct 2 ms 7516 KB Output is correct
15 Correct 2 ms 7600 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 7516 KB Output is correct
2 Correct 2 ms 7516 KB Output is correct
3 Correct 2 ms 7512 KB Output is correct
4 Correct 2 ms 7516 KB Output is correct
5 Correct 2 ms 7516 KB Output is correct
6 Correct 2 ms 5724 KB Output is correct
7 Correct 2 ms 5724 KB Output is correct
8 Correct 2 ms 5724 KB Output is correct
9 Correct 2 ms 5724 KB Output is correct
10 Correct 2 ms 5980 KB Output is correct
11 Correct 2 ms 5980 KB Output is correct
12 Correct 5 ms 8152 KB Output is correct
13 Correct 2 ms 5980 KB Output is correct
14 Correct 2 ms 5980 KB Output is correct
15 Correct 2 ms 6036 KB Output is correct
16 Correct 2 ms 5980 KB Output is correct
17 Correct 3 ms 5980 KB Output is correct
18 Correct 3 ms 5980 KB Output is correct
19 Correct 3 ms 5968 KB Output is correct
20 Correct 3 ms 5980 KB Output is correct
21 Correct 3 ms 5980 KB Output is correct
22 Correct 3 ms 5960 KB Output is correct
23 Correct 3 ms 5936 KB Output is correct
24 Correct 3 ms 5980 KB Output is correct
25 Correct 3 ms 5980 KB Output is correct
26 Correct 54 ms 39040 KB Output is correct
27 Correct 53 ms 39008 KB Output is correct
28 Correct 3 ms 6236 KB Output is correct
29 Correct 4 ms 6712 KB Output is correct
30 Correct 3 ms 6236 KB Output is correct
31 Correct 4 ms 6236 KB Output is correct
32 Correct 4 ms 6236 KB Output is correct
33 Correct 5 ms 7260 KB Output is correct
34 Correct 6 ms 7260 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 5724 KB Output is correct
2 Correct 3 ms 5724 KB Output is correct
3 Correct 3 ms 5724 KB Output is correct
4 Correct 3 ms 5724 KB Output is correct
5 Correct 2 ms 5724 KB Output is correct
6 Correct 2 ms 5724 KB Output is correct
7 Correct 3 ms 5724 KB Output is correct
8 Correct 2 ms 5720 KB Output is correct
9 Correct 2 ms 5720 KB Output is correct
10 Correct 2 ms 5956 KB Output is correct
11 Correct 2 ms 5968 KB Output is correct
12 Correct 5 ms 8152 KB Output is correct
13 Correct 3 ms 5968 KB Output is correct
14 Correct 3 ms 5980 KB Output is correct
15 Correct 2 ms 5980 KB Output is correct
16 Correct 2 ms 5980 KB Output is correct
17 Correct 3 ms 6044 KB Output is correct
18 Correct 2 ms 5980 KB Output is correct
19 Correct 3 ms 5980 KB Output is correct
20 Correct 3 ms 5980 KB Output is correct
21 Correct 3 ms 5980 KB Output is correct
22 Correct 3 ms 5980 KB Output is correct
23 Correct 3 ms 6068 KB Output is correct
24 Correct 4 ms 5980 KB Output is correct
25 Correct 3 ms 5968 KB Output is correct
26 Correct 55 ms 38848 KB Output is correct
27 Correct 51 ms 38844 KB Output is correct
28 Correct 2 ms 6236 KB Output is correct
29 Correct 4 ms 6748 KB Output is correct
30 Correct 3 ms 6236 KB Output is correct
31 Correct 3 ms 6344 KB Output is correct
32 Correct 3 ms 7768 KB Output is correct
33 Correct 4 ms 9048 KB Output is correct
34 Correct 5 ms 9052 KB Output is correct
35 Correct 7 ms 7772 KB Output is correct
36 Correct 3 ms 6236 KB Output is correct
37 Correct 10 ms 9304 KB Output is correct
38 Correct 9 ms 8796 KB Output is correct
39 Correct 10 ms 8792 KB Output is correct
40 Correct 9 ms 8792 KB Output is correct
41 Correct 9 ms 8792 KB Output is correct
42 Runtime error 280 ms 262144 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 7516 KB Output is correct
2 Correct 3 ms 7516 KB Output is correct
3 Correct 2 ms 7516 KB Output is correct
4 Correct 2 ms 7344 KB Output is correct
5 Correct 2 ms 7516 KB Output is correct
6 Correct 2 ms 7512 KB Output is correct
7 Correct 2 ms 7516 KB Output is correct
8 Correct 2 ms 7516 KB Output is correct
9 Correct 2 ms 7516 KB Output is correct
10 Correct 2 ms 7596 KB Output is correct
11 Correct 2 ms 7516 KB Output is correct
12 Correct 5 ms 9688 KB Output is correct
13 Correct 2 ms 7516 KB Output is correct
14 Correct 2 ms 7768 KB Output is correct
15 Correct 2 ms 7516 KB Output is correct
16 Correct 2 ms 7516 KB Output is correct
17 Correct 2 ms 7772 KB Output is correct
18 Correct 2 ms 7516 KB Output is correct
19 Correct 2 ms 7608 KB Output is correct
20 Correct 2 ms 7516 KB Output is correct
21 Correct 2 ms 7516 KB Output is correct
22 Correct 2 ms 7512 KB Output is correct
23 Correct 2 ms 7516 KB Output is correct
24 Correct 3 ms 7772 KB Output is correct
25 Correct 2 ms 7512 KB Output is correct
26 Correct 53 ms 40688 KB Output is correct
27 Correct 51 ms 40400 KB Output is correct
28 Correct 2 ms 7768 KB Output is correct
29 Correct 4 ms 8284 KB Output is correct
30 Correct 2 ms 7768 KB Output is correct
31 Correct 3 ms 8028 KB Output is correct
32 Correct 3 ms 7772 KB Output is correct
33 Correct 4 ms 8796 KB Output is correct
34 Correct 5 ms 9308 KB Output is correct
35 Correct 8 ms 9052 KB Output is correct
36 Correct 3 ms 7632 KB Output is correct
37 Correct 9 ms 10844 KB Output is correct
38 Correct 10 ms 10072 KB Output is correct
39 Correct 9 ms 10072 KB Output is correct
40 Correct 9 ms 10332 KB Output is correct
41 Correct 10 ms 10332 KB Output is correct
42 Runtime error 276 ms 262144 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -