답안 #245293

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
245293 2020-07-06T00:23:07 Z fivefourthreeone Jakarta Skyscrapers (APIO15_skyscraper) C++17
100 / 100
223 ms 68064 KB
#include <bits/stdc++.h>
#define owo(i,a, b) for(int i=(a); i<(b); ++i)
#define uwu(i,a, b) for(int i=(a)-1; i>=(b); --i)
#define senpai push_back
#define ttgl pair<int, int> 
#define ayaya cout<<"debug"<<endl
 
using namespace std;
using ll = long long;
using ld = long double;
const ll MOD = 1e9+7;
const int INF = 0x3f3f3f3f;
const ll INFLL = 0x3f3f3f3f3f3f3f3f;
const int mxN = 30001;
ttgl arr[mxN];
set<int> st[mxN];
vector<ttgl> adj[mxN];
int dist[mxN];
int n, m;
int main()
{
    //freopen("filename.in", "r", stdin);
    //freopen("filename.out", "w", stdout);
    cin.tie(0)->sync_with_stdio(0);
    cin>>n>>m;
    owo(i, 0, m) {
        cin>>arr[i].first>>arr[i].second;
        st[arr[i].first].insert(arr[i].second);
    }
    owo(i, 0, n) {
        auto it = st[i].begin();
        while(it!=st[i].end()) {
            int pos = i;
            int diff = *it;
            while(pos+diff<n) {
                adj[i].senpai({pos+diff, (pos+diff-i)/diff});
                if(st[pos+diff].count(diff)) break;
                pos+=diff;
            }
            pos = i;
            while(pos-diff>=0) {
                adj[i].senpai({pos-diff, (i-pos+diff)/diff});
                if(st[pos-diff].count(diff))break;
                pos-=diff;
            }
            it++;
        }
    }
    memset(dist, INF, sizeof(dist));
    int start = arr[0].first;
    priority_queue<ttgl, vector<ttgl>, greater<ttgl>> pq;
    pq.push({0, start});
    dist[start] = 0;
    while(!pq.empty()) {
        auto u = pq.top();
        pq.pop();
        if(u.first!=dist[u.second])continue;
        for(auto nxt: adj[u.second]) {
            if(dist[u.second]+nxt.second<dist[nxt.first]) {
                dist[nxt.first] = dist[u.second]+nxt.second;
                pq.push({dist[nxt.first], nxt.first});
            }
        }
    }
    if(dist[arr[1].first]==INF) {
        cout<<"-1\n";
    }else {
        cout<<dist[arr[1].first]<<"\n";
    }
    return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2560 KB Output is correct
2 Correct 6 ms 2432 KB Output is correct
3 Correct 6 ms 2560 KB Output is correct
4 Correct 6 ms 2432 KB Output is correct
5 Correct 6 ms 2560 KB Output is correct
6 Correct 6 ms 2516 KB Output is correct
7 Correct 6 ms 2560 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2560 KB Output is correct
2 Correct 6 ms 2560 KB Output is correct
3 Correct 6 ms 2560 KB Output is correct
4 Correct 7 ms 2560 KB Output is correct
5 Correct 6 ms 2560 KB Output is correct
6 Correct 6 ms 2560 KB Output is correct
7 Correct 6 ms 2560 KB Output is correct
8 Correct 6 ms 2560 KB Output is correct
9 Correct 6 ms 2560 KB Output is correct
10 Correct 6 ms 2560 KB Output is correct
11 Correct 7 ms 2816 KB Output is correct
12 Correct 6 ms 2560 KB Output is correct
13 Correct 6 ms 2560 KB Output is correct
14 Correct 7 ms 2560 KB Output is correct
15 Correct 7 ms 2816 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2560 KB Output is correct
2 Correct 6 ms 2560 KB Output is correct
3 Correct 6 ms 2560 KB Output is correct
4 Correct 6 ms 2560 KB Output is correct
5 Correct 6 ms 2560 KB Output is correct
6 Correct 6 ms 2560 KB Output is correct
7 Correct 6 ms 2560 KB Output is correct
8 Correct 6 ms 2560 KB Output is correct
9 Correct 6 ms 2560 KB Output is correct
10 Correct 6 ms 2688 KB Output is correct
11 Correct 7 ms 2688 KB Output is correct
12 Correct 6 ms 2560 KB Output is correct
13 Correct 6 ms 2688 KB Output is correct
14 Correct 8 ms 2688 KB Output is correct
15 Correct 7 ms 2816 KB Output is correct
16 Correct 6 ms 2688 KB Output is correct
17 Correct 8 ms 2816 KB Output is correct
18 Correct 6 ms 2688 KB Output is correct
19 Correct 6 ms 2688 KB Output is correct
20 Correct 7 ms 2688 KB Output is correct
21 Correct 6 ms 2688 KB Output is correct
22 Correct 7 ms 2688 KB Output is correct
23 Correct 7 ms 2688 KB Output is correct
24 Correct 8 ms 2816 KB Output is correct
25 Correct 7 ms 2816 KB Output is correct
26 Correct 7 ms 2688 KB Output is correct
27 Correct 7 ms 2688 KB Output is correct
28 Correct 8 ms 2944 KB Output is correct
29 Correct 9 ms 3456 KB Output is correct
30 Correct 8 ms 2944 KB Output is correct
31 Correct 7 ms 3072 KB Output is correct
32 Correct 7 ms 2944 KB Output is correct
33 Correct 12 ms 4220 KB Output is correct
34 Correct 12 ms 4220 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2560 KB Output is correct
2 Correct 6 ms 2560 KB Output is correct
3 Correct 6 ms 2560 KB Output is correct
4 Correct 6 ms 2560 KB Output is correct
5 Correct 6 ms 2560 KB Output is correct
6 Correct 6 ms 2560 KB Output is correct
7 Correct 6 ms 2560 KB Output is correct
8 Correct 6 ms 2560 KB Output is correct
9 Correct 6 ms 2560 KB Output is correct
10 Correct 6 ms 2560 KB Output is correct
11 Correct 7 ms 2688 KB Output is correct
12 Correct 6 ms 2560 KB Output is correct
13 Correct 6 ms 2560 KB Output is correct
14 Correct 7 ms 2688 KB Output is correct
15 Correct 7 ms 2688 KB Output is correct
16 Correct 6 ms 2688 KB Output is correct
17 Correct 7 ms 2816 KB Output is correct
18 Correct 8 ms 2688 KB Output is correct
19 Correct 6 ms 2688 KB Output is correct
20 Correct 6 ms 2816 KB Output is correct
21 Correct 6 ms 2688 KB Output is correct
22 Correct 6 ms 2688 KB Output is correct
23 Correct 7 ms 2688 KB Output is correct
24 Correct 7 ms 2816 KB Output is correct
25 Correct 8 ms 2816 KB Output is correct
26 Correct 7 ms 2688 KB Output is correct
27 Correct 6 ms 2688 KB Output is correct
28 Correct 7 ms 2944 KB Output is correct
29 Correct 9 ms 3456 KB Output is correct
30 Correct 7 ms 2944 KB Output is correct
31 Correct 7 ms 3072 KB Output is correct
32 Correct 7 ms 2944 KB Output is correct
33 Correct 11 ms 4220 KB Output is correct
34 Correct 12 ms 4220 KB Output is correct
35 Correct 25 ms 5248 KB Output is correct
36 Correct 9 ms 3072 KB Output is correct
37 Correct 24 ms 5888 KB Output is correct
38 Correct 28 ms 6272 KB Output is correct
39 Correct 30 ms 6272 KB Output is correct
40 Correct 32 ms 6240 KB Output is correct
41 Correct 29 ms 6272 KB Output is correct
42 Correct 12 ms 3196 KB Output is correct
43 Correct 11 ms 3072 KB Output is correct
44 Correct 11 ms 3200 KB Output is correct
45 Correct 33 ms 8960 KB Output is correct
46 Correct 30 ms 8960 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2560 KB Output is correct
2 Correct 6 ms 2560 KB Output is correct
3 Correct 6 ms 2560 KB Output is correct
4 Correct 6 ms 2560 KB Output is correct
5 Correct 8 ms 2560 KB Output is correct
6 Correct 6 ms 2560 KB Output is correct
7 Correct 7 ms 2560 KB Output is correct
8 Correct 6 ms 2560 KB Output is correct
9 Correct 6 ms 2560 KB Output is correct
10 Correct 6 ms 2560 KB Output is correct
11 Correct 7 ms 2688 KB Output is correct
12 Correct 6 ms 2560 KB Output is correct
13 Correct 6 ms 2560 KB Output is correct
14 Correct 8 ms 2688 KB Output is correct
15 Correct 7 ms 2688 KB Output is correct
16 Correct 6 ms 2688 KB Output is correct
17 Correct 7 ms 2816 KB Output is correct
18 Correct 6 ms 2688 KB Output is correct
19 Correct 6 ms 2688 KB Output is correct
20 Correct 7 ms 2816 KB Output is correct
21 Correct 6 ms 2688 KB Output is correct
22 Correct 6 ms 2688 KB Output is correct
23 Correct 7 ms 2688 KB Output is correct
24 Correct 8 ms 2816 KB Output is correct
25 Correct 7 ms 2816 KB Output is correct
26 Correct 6 ms 2688 KB Output is correct
27 Correct 6 ms 2688 KB Output is correct
28 Correct 8 ms 2944 KB Output is correct
29 Correct 10 ms 3516 KB Output is correct
30 Correct 7 ms 2944 KB Output is correct
31 Correct 8 ms 3072 KB Output is correct
32 Correct 7 ms 2944 KB Output is correct
33 Correct 12 ms 4220 KB Output is correct
34 Correct 13 ms 4220 KB Output is correct
35 Correct 24 ms 5248 KB Output is correct
36 Correct 8 ms 3072 KB Output is correct
37 Correct 25 ms 5888 KB Output is correct
38 Correct 28 ms 6264 KB Output is correct
39 Correct 28 ms 6272 KB Output is correct
40 Correct 28 ms 6272 KB Output is correct
41 Correct 28 ms 6272 KB Output is correct
42 Correct 11 ms 3072 KB Output is correct
43 Correct 11 ms 3200 KB Output is correct
44 Correct 13 ms 3164 KB Output is correct
45 Correct 29 ms 8960 KB Output is correct
46 Correct 32 ms 8960 KB Output is correct
47 Correct 54 ms 13300 KB Output is correct
48 Correct 23 ms 6396 KB Output is correct
49 Correct 19 ms 5376 KB Output is correct
50 Correct 16 ms 4992 KB Output is correct
51 Correct 47 ms 8452 KB Output is correct
52 Correct 48 ms 8952 KB Output is correct
53 Correct 25 ms 6140 KB Output is correct
54 Correct 8 ms 3072 KB Output is correct
55 Correct 9 ms 3452 KB Output is correct
56 Correct 18 ms 5376 KB Output is correct
57 Correct 47 ms 11644 KB Output is correct
58 Correct 14 ms 3960 KB Output is correct
59 Correct 17 ms 4348 KB Output is correct
60 Correct 17 ms 5116 KB Output is correct
61 Correct 18 ms 4480 KB Output is correct
62 Correct 30 ms 9724 KB Output is correct
63 Correct 84 ms 26968 KB Output is correct
64 Correct 95 ms 30188 KB Output is correct
65 Correct 127 ms 39792 KB Output is correct
66 Correct 223 ms 68064 KB Output is correct
67 Correct 222 ms 68064 KB Output is correct