답안 #106757

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
106757 2019-04-20T09:58:21 Z brcode Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
225 ms 65636 KB
#include <iostream>
#include <queue>
#include <set>
#include <vector>
using namespace std;
priority_queue<pair<int,int>> q1;
const int MAXN = 30010;
set<int> v1[MAXN];
vector<pair<int,int>> g[MAXN];
bool visited[MAXN];
int dp[MAXN];
int target;

int first,jump;
int main(){
    int n,m;
    cin>>n>>m;
    for(int i=0;i<m;i++){
        int b,p;
        cin>>b>>p;
        if(i== 0){
            first = b;
            jump = p;
        }
        if(i == 1){
            target = b;
        }
        
        v1[b].insert(p);
    }
    for(int i=0;i<=n;i++){
        for(int x:v1[i]){
            
            int b = i;
            int p = x;
            int count = 1;
            for(int j=b+p;j<=n;j+=p){
               // cout<<i<<" "<<j<<endl;
                if(v1[j].find(p) != v1[j].end()){
                    g[b].push_back(make_pair(j,count));
                    break;
                }
                g[b].push_back(make_pair(j,count));
                count++;
            }
            count = 1;
            for(int j=b-p;j>=0;j-=p){
                if(v1[j].find(p) != v1[j].end()){
                    g[b].push_back(make_pair(j,count));
                    break;
                }
                g[b].push_back(make_pair(j,count));
                count++;
            }
        }
        
    }
    q1.push(make_pair(0,first));
    for(int i=0;i<=n;i++){
        dp[i] = 1e9;
    }
    dp[first] = 0;
    
    while(!q1.empty()){
        auto hold = q1.top();
        int skyscraper = hold.second;
        int dist = -1*hold.first;
       
        q1.pop();
        if(skyscraper == target){
            cout<<dist<<endl;
            return 0;
        }
        if(visited[skyscraper]){
            continue;
        }
        visited[skyscraper] = true;
        for(auto x:g[skyscraper]){
            int w = x.second;
            int to = x.first;
            if(dp[to]>dp[skyscraper]+w){
                dp[to] = dp[skyscraper]+w;
                q1.push(make_pair(-1*dp[to],to));
            }
        }
        
    }
    cout<<-1<<endl;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2432 KB Output is correct
2 Correct 4 ms 2432 KB Output is correct
3 Correct 4 ms 2432 KB Output is correct
4 Correct 4 ms 2432 KB Output is correct
5 Correct 4 ms 2432 KB Output is correct
6 Correct 4 ms 2432 KB Output is correct
7 Correct 4 ms 2432 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2432 KB Output is correct
2 Correct 5 ms 2560 KB Output is correct
3 Correct 4 ms 2432 KB Output is correct
4 Correct 3 ms 2432 KB Output is correct
5 Correct 5 ms 2432 KB Output is correct
6 Correct 4 ms 2432 KB Output is correct
7 Correct 4 ms 2432 KB Output is correct
8 Correct 4 ms 2432 KB Output is correct
9 Correct 5 ms 2432 KB Output is correct
10 Correct 4 ms 2560 KB Output is correct
11 Correct 7 ms 2560 KB Output is correct
12 Correct 4 ms 2432 KB Output is correct
13 Correct 5 ms 2432 KB Output is correct
14 Correct 7 ms 2608 KB Output is correct
15 Correct 5 ms 2560 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2432 KB Output is correct
2 Correct 4 ms 2432 KB Output is correct
3 Correct 2 ms 2432 KB Output is correct
4 Correct 4 ms 2432 KB Output is correct
5 Correct 4 ms 2432 KB Output is correct
6 Correct 4 ms 2432 KB Output is correct
7 Correct 4 ms 2432 KB Output is correct
8 Correct 4 ms 2404 KB Output is correct
9 Correct 4 ms 2432 KB Output is correct
10 Correct 5 ms 2560 KB Output is correct
11 Correct 5 ms 2560 KB Output is correct
12 Correct 5 ms 2432 KB Output is correct
13 Correct 6 ms 2432 KB Output is correct
14 Correct 7 ms 2664 KB Output is correct
15 Correct 6 ms 2560 KB Output is correct
16 Correct 6 ms 2560 KB Output is correct
17 Correct 6 ms 2688 KB Output is correct
18 Correct 6 ms 2560 KB Output is correct
19 Correct 6 ms 2560 KB Output is correct
20 Correct 6 ms 2688 KB Output is correct
21 Correct 6 ms 2560 KB Output is correct
22 Correct 5 ms 2560 KB Output is correct
23 Correct 6 ms 2560 KB Output is correct
24 Correct 8 ms 2688 KB Output is correct
25 Correct 8 ms 2688 KB Output is correct
26 Correct 7 ms 2816 KB Output is correct
27 Correct 6 ms 2560 KB Output is correct
28 Correct 6 ms 2816 KB Output is correct
29 Correct 7 ms 3200 KB Output is correct
30 Correct 5 ms 2816 KB Output is correct
31 Correct 7 ms 2944 KB Output is correct
32 Correct 6 ms 2816 KB Output is correct
33 Correct 9 ms 3840 KB Output is correct
34 Correct 9 ms 3840 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2432 KB Output is correct
2 Correct 5 ms 2432 KB Output is correct
3 Correct 4 ms 2432 KB Output is correct
4 Correct 5 ms 2432 KB Output is correct
5 Correct 4 ms 2432 KB Output is correct
6 Correct 5 ms 2432 KB Output is correct
7 Correct 3 ms 2432 KB Output is correct
8 Correct 5 ms 2432 KB Output is correct
9 Correct 4 ms 2432 KB Output is correct
10 Correct 5 ms 2432 KB Output is correct
11 Correct 5 ms 2560 KB Output is correct
12 Correct 5 ms 2432 KB Output is correct
13 Correct 5 ms 2432 KB Output is correct
14 Correct 5 ms 2560 KB Output is correct
15 Correct 5 ms 2560 KB Output is correct
16 Correct 5 ms 2560 KB Output is correct
17 Correct 6 ms 2688 KB Output is correct
18 Correct 4 ms 2560 KB Output is correct
19 Correct 4 ms 2560 KB Output is correct
20 Correct 5 ms 2560 KB Output is correct
21 Correct 5 ms 2560 KB Output is correct
22 Correct 5 ms 2560 KB Output is correct
23 Correct 6 ms 2560 KB Output is correct
24 Correct 8 ms 2688 KB Output is correct
25 Correct 6 ms 2560 KB Output is correct
26 Correct 6 ms 2560 KB Output is correct
27 Correct 6 ms 2560 KB Output is correct
28 Correct 6 ms 2816 KB Output is correct
29 Correct 7 ms 3200 KB Output is correct
30 Correct 5 ms 2816 KB Output is correct
31 Correct 7 ms 2944 KB Output is correct
32 Correct 5 ms 2816 KB Output is correct
33 Correct 11 ms 3840 KB Output is correct
34 Correct 10 ms 3840 KB Output is correct
35 Correct 61 ms 4616 KB Output is correct
36 Correct 9 ms 2816 KB Output is correct
37 Correct 38 ms 5496 KB Output is correct
38 Correct 49 ms 5584 KB Output is correct
39 Correct 55 ms 5624 KB Output is correct
40 Correct 46 ms 5624 KB Output is correct
41 Correct 48 ms 5624 KB Output is correct
42 Correct 29 ms 2808 KB Output is correct
43 Correct 18 ms 2688 KB Output is correct
44 Correct 18 ms 2816 KB Output is correct
45 Correct 47 ms 8440 KB Output is correct
46 Correct 45 ms 8440 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2432 KB Output is correct
2 Correct 4 ms 2432 KB Output is correct
3 Correct 4 ms 2432 KB Output is correct
4 Correct 4 ms 2432 KB Output is correct
5 Correct 5 ms 2432 KB Output is correct
6 Correct 4 ms 2432 KB Output is correct
7 Correct 4 ms 2432 KB Output is correct
8 Correct 4 ms 2432 KB Output is correct
9 Correct 5 ms 2432 KB Output is correct
10 Correct 5 ms 2432 KB Output is correct
11 Correct 5 ms 2560 KB Output is correct
12 Correct 4 ms 2432 KB Output is correct
13 Correct 5 ms 2432 KB Output is correct
14 Correct 7 ms 2560 KB Output is correct
15 Correct 7 ms 2560 KB Output is correct
16 Correct 5 ms 2560 KB Output is correct
17 Correct 5 ms 2688 KB Output is correct
18 Correct 4 ms 2560 KB Output is correct
19 Correct 5 ms 2560 KB Output is correct
20 Correct 6 ms 2688 KB Output is correct
21 Correct 6 ms 2560 KB Output is correct
22 Correct 4 ms 2560 KB Output is correct
23 Correct 5 ms 2560 KB Output is correct
24 Correct 8 ms 2688 KB Output is correct
25 Correct 7 ms 2688 KB Output is correct
26 Correct 6 ms 2560 KB Output is correct
27 Correct 7 ms 2560 KB Output is correct
28 Correct 6 ms 2816 KB Output is correct
29 Correct 7 ms 3200 KB Output is correct
30 Correct 6 ms 2816 KB Output is correct
31 Correct 6 ms 2944 KB Output is correct
32 Correct 6 ms 2816 KB Output is correct
33 Correct 9 ms 3840 KB Output is correct
34 Correct 8 ms 3840 KB Output is correct
35 Correct 35 ms 4728 KB Output is correct
36 Correct 10 ms 2816 KB Output is correct
37 Correct 37 ms 5372 KB Output is correct
38 Correct 48 ms 5624 KB Output is correct
39 Correct 42 ms 5624 KB Output is correct
40 Correct 52 ms 5624 KB Output is correct
41 Correct 45 ms 5624 KB Output is correct
42 Correct 18 ms 2816 KB Output is correct
43 Correct 18 ms 2788 KB Output is correct
44 Correct 21 ms 2816 KB Output is correct
45 Correct 39 ms 8376 KB Output is correct
46 Correct 41 ms 8440 KB Output is correct
47 Correct 62 ms 12796 KB Output is correct
48 Correct 41 ms 6260 KB Output is correct
49 Correct 37 ms 5240 KB Output is correct
50 Correct 27 ms 4856 KB Output is correct
51 Correct 61 ms 8324 KB Output is correct
52 Correct 68 ms 8768 KB Output is correct
53 Correct 46 ms 5504 KB Output is correct
54 Correct 8 ms 3072 KB Output is correct
55 Correct 9 ms 3580 KB Output is correct
56 Correct 44 ms 5124 KB Output is correct
57 Correct 26 ms 11384 KB Output is correct
58 Correct 19 ms 3704 KB Output is correct
59 Correct 29 ms 4212 KB Output is correct
60 Correct 25 ms 4852 KB Output is correct
61 Correct 26 ms 4224 KB Output is correct
62 Correct 50 ms 9464 KB Output is correct
63 Correct 93 ms 25688 KB Output is correct
64 Correct 102 ms 28500 KB Output is correct
65 Correct 126 ms 38440 KB Output is correct
66 Correct 216 ms 65544 KB Output is correct
67 Correct 225 ms 65636 KB Output is correct