답안 #962514

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
962514 2024-04-13T18:00:15 Z BhavayGoyal Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
530 ms 7624 KB
#include <bits/stdc++.h>
using namespace std;

#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;

template<class T> using oset = 
            tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

#define ll long long
#define ld long double
#define ar array
#define vi vector<int>
#define vii vector<vector<int>>
#define pii pair<int, int>
#define pb push_back
#define all(x) x.begin(), x.end()
#define f first
#define s second
#define endl "\n"

const int MOD = 1e9+7;
const int inf = 1e9;
const ll linf = 1e18;

const int d4i[4]={-1, 0, 1, 0}, d4j[4]={0, 1, 0, -1};
const int d8i[8]={-1, -1, 0, 1, 1, 1, 0, -1}, d8j[8]={0, 1, 1, 1, 0, -1, -1, -1};

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());


// -------------------------------------------------- Main Code --------------------------------------------------

const int N = 3e4+4;
int n, m, power[N], position[N];
vi building[N];

void sol() {
    cin >> n >> m;
    for (int i = 1; i <= m; i++) {
        int x, p; cin >> x >> p; x++;
        position[i] = x;
        power[i] = p;
        building[x].pb(power[i]);
    }
    for (int i = 1; i <= n; i++) sort(all(building[i])), building[i].erase(unique(all(building[i])), building[i].end());

    priority_queue<pii, vector<pii>, greater<>> q;
    q.push({0, position[1]}); // dist, curr building
    vi dis(n+1, inf); dis[position[1]] = 0;
    while (!q.empty()) {
        pii f = q.top(); q.pop();
        int currBuild = f.s, dist = f.f;
        if (dist != dis[currBuild]) continue;
        if (currBuild == position[2]) {
            cout << dist << endl;
            return;
        }

        for (auto x : building[currBuild]) {
            int count = 0;
            for (int i = currBuild; i <= n; i += x) {
                if (dis[i] > dis[currBuild] + count) {
                    dis[i] = dis[currBuild] + count;
                    q.push({dis[i], i});
                }
                count++;
            }
            count = 0;
            for (int i = currBuild; i >= 1; i -= x) {
                if (dis[i] > dis[currBuild] + count) {
                    dis[i] = dis[currBuild] + count;
                    q.push({dis[i], i});
                }
                count++;
            }
        }
    }
    
    cout << -1 << endl;
}

int main () {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    int t = 1;
    // cin >> t; 
    while (t--) {
        sol();
    }
    return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 0 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1368 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 1116 KB Output is correct
5 Correct 1 ms 1116 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 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 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 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 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 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 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 1 ms 1116 KB Output is correct
18 Correct 1 ms 1112 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 3 ms 1368 KB Output is correct
21 Correct 1 ms 1116 KB Output is correct
22 Correct 1 ms 1116 KB Output is correct
23 Correct 1 ms 1116 KB Output is correct
24 Correct 1 ms 1116 KB Output is correct
25 Correct 1 ms 1116 KB Output is correct
26 Correct 1 ms 1116 KB Output is correct
27 Correct 1 ms 1116 KB Output is correct
28 Correct 1 ms 1116 KB Output is correct
29 Correct 2 ms 1372 KB Output is correct
30 Correct 1 ms 1116 KB Output is correct
31 Correct 1 ms 1096 KB Output is correct
32 Correct 1 ms 1116 KB Output is correct
33 Correct 3 ms 1500 KB Output is correct
34 Correct 2 ms 1500 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 924 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 1112 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 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 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 1 ms 1116 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1164 KB Output is correct
20 Correct 4 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 1 ms 1116 KB Output is correct
24 Correct 1 ms 1116 KB Output is correct
25 Correct 1 ms 1024 KB Output is correct
26 Correct 1 ms 1116 KB Output is correct
27 Correct 1 ms 1116 KB Output is correct
28 Correct 1 ms 1116 KB Output is correct
29 Correct 2 ms 1372 KB Output is correct
30 Correct 1 ms 1116 KB Output is correct
31 Correct 1 ms 1112 KB Output is correct
32 Correct 1 ms 1116 KB Output is correct
33 Correct 3 ms 1500 KB Output is correct
34 Correct 2 ms 1504 KB Output is correct
35 Correct 5 ms 1628 KB Output is correct
36 Correct 1 ms 1116 KB Output is correct
37 Correct 4 ms 1628 KB Output is correct
38 Correct 6 ms 1736 KB Output is correct
39 Correct 5 ms 1628 KB Output is correct
40 Correct 5 ms 1628 KB Output is correct
41 Correct 5 ms 1628 KB Output is correct
42 Correct 4 ms 1628 KB Output is correct
43 Correct 4 ms 1628 KB Output is correct
44 Correct 7 ms 1880 KB Output is correct
45 Correct 7 ms 2140 KB Output is correct
46 Correct 6 ms 2140 KB Output is correct
# 결과 실행 시간 메모리 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 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 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 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 1116 KB Output is correct
14 Correct 1 ms 1112 KB Output is correct
15 Correct 1 ms 1112 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 1 ms 1116 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 3 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 1 ms 1116 KB Output is correct
24 Correct 1 ms 1116 KB Output is correct
25 Correct 1 ms 1368 KB Output is correct
26 Correct 1 ms 1116 KB Output is correct
27 Correct 1 ms 1116 KB Output is correct
28 Correct 1 ms 1116 KB Output is correct
29 Correct 2 ms 1372 KB Output is correct
30 Correct 1 ms 1116 KB Output is correct
31 Correct 1 ms 1116 KB Output is correct
32 Correct 1 ms 1116 KB Output is correct
33 Correct 3 ms 1500 KB Output is correct
34 Correct 2 ms 1504 KB Output is correct
35 Correct 5 ms 1628 KB Output is correct
36 Correct 1 ms 1116 KB Output is correct
37 Correct 4 ms 1624 KB Output is correct
38 Correct 5 ms 1628 KB Output is correct
39 Correct 5 ms 1496 KB Output is correct
40 Correct 5 ms 1628 KB Output is correct
41 Correct 5 ms 1620 KB Output is correct
42 Correct 4 ms 1640 KB Output is correct
43 Correct 4 ms 1664 KB Output is correct
44 Correct 6 ms 1540 KB Output is correct
45 Correct 7 ms 2092 KB Output is correct
46 Correct 6 ms 2152 KB Output is correct
47 Correct 7 ms 2532 KB Output is correct
48 Correct 5 ms 2152 KB Output is correct
49 Correct 7 ms 1896 KB Output is correct
50 Correct 3 ms 1896 KB Output is correct
51 Correct 12 ms 3524 KB Output is correct
52 Correct 11 ms 3020 KB Output is correct
53 Correct 7 ms 2664 KB Output is correct
54 Correct 2 ms 1384 KB Output is correct
55 Correct 2 ms 1448 KB Output is correct
56 Correct 530 ms 3044 KB Output is correct
57 Correct 2 ms 2008 KB Output is correct
58 Correct 6 ms 1884 KB Output is correct
59 Correct 6 ms 1880 KB Output is correct
60 Correct 6 ms 2024 KB Output is correct
61 Correct 6 ms 2136 KB Output is correct
62 Correct 7 ms 2652 KB Output is correct
63 Correct 25 ms 4048 KB Output is correct
64 Correct 25 ms 4044 KB Output is correct
65 Correct 32 ms 4092 KB Output is correct
66 Correct 69 ms 6860 KB Output is correct
67 Correct 40 ms 7624 KB Output is correct