답안 #956797

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
956797	2024-04-02T13:20:32 Z	Nelt	Jakarta Skyscrapers (APIO15_skyscraper)	C++17	22 / 100	3 ms	612 KB

skyscraper

#include <bits/stdc++.h>
#define ll long long
#define endl "\n"
using namespace std;
 
void solve()
{
    ll n, m;
    cin >> n >> m;
    ll b[m], p[m];
    vector<ll> eq[n];
    for (ll i = 0; i < m; i++)
        cin >> b[i] >> p[i], eq[b[i]].push_back(p[i]);
    for (ll i = 0; i < n; i++)
        sort(eq[i].begin(), eq[i].end(), greater());
    ll dist[n];
    for (ll i = 0; i < n; i++)
        dist[i] = 1e18;
    dist[0] = 0;
    priority_queue<pair<ll, ll>, vector<pair<ll, ll>>, greater<pair<ll, ll>>> q;
    q.push(make_pair(0, b[0]));
    while (!q.empty())
    {
        auto [w, i] = q.top();
        q.pop();
        if (dist[i] < w)
            continue;
        for (ll j : eq[i])
        {
            for (ll k = i - j, cur = 0; k >= 0; k -= j)
            {
                cur++;
                if (dist[k] > w + cur)
                    q.push(make_pair(dist[k] = w + cur, k));
            }
            for (ll k = i + j, cur = 0; k < n; k += j)
            {
                cur++;
                if (dist[k] > w + cur)
                    q.push(make_pair(dist[k] = w + cur, k));
            }
        }
    }
    if (dist[b[1]] == 1e18)
        dist[b[1]] = -1;
    cout << dist[b[1]] << endl;
}

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll t = 1;
    // precomp();
    // cin >> t;
    for (ll i = 1; i <= t; i++)
        solve();
    cerr << "\nTime elapsed: " << clock() * 1000.0 / CLOCKS_PER_SEC << " ms\n";
}

Subtask #1

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct

Subtask #2

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	1 ms	468 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct

Subtask #3

0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	600 KB	Output is correct
2	Correct	1 ms	344 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	468 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	344 KB	Output is correct
16	Correct	1 ms	536 KB	Output is correct
17	Correct	1 ms	604 KB	Output is correct
18	Correct	1 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	3 ms	604 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	348 KB	Output is correct
23	Correct	1 ms	344 KB	Output is correct
24	Correct	1 ms	604 KB	Output is correct
25	Correct	1 ms	604 KB	Output is correct
26	Correct	3 ms	612 KB	Output is correct
27	Correct	3 ms	604 KB	Output is correct
28	Incorrect	1 ms	604 KB	Output isn't correct
29	Halted	0 ms	0 KB	-

Subtask #4

0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	344 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	344 KB	Output is correct
17	Correct	1 ms	604 KB	Output is correct
18	Correct	1 ms	344 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	3 ms	604 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	604 KB	Output is correct
25	Correct	1 ms	588 KB	Output is correct
26	Correct	3 ms	604 KB	Output is correct
27	Correct	3 ms	604 KB	Output is correct
28	Incorrect	1 ms	604 KB	Output isn't correct
29	Halted	0 ms	0 KB	-

Subtask #5

0 / 43.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	356 KB	Output is correct
15	Correct	1 ms	344 KB	Output is correct
16	Correct	1 ms	352 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	1 ms	352 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	3 ms	608 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	0 ms	352 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	608 KB	Output is correct
25	Correct	1 ms	604 KB	Output is correct
26	Correct	3 ms	608 KB	Output is correct
27	Correct	3 ms	608 KB	Output is correct
28	Incorrect	1 ms	604 KB	Output isn't correct
29	Halted	0 ms	0 KB	-