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답안 #123985

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
123985 2019-07-02T10:27:09 Z frikha Jakarta Skyscrapers (APIO15_skyscraper) C++
57 / 100
 1000 ms 74912 KB 
#include <bits/stdc++.h>
 
    using namespace std;
    typedef long long ll;
    typedef vector<ll> vl ;
 
    #define mp make_pair
    #define pb push_back
    #define f first
    #define s second
    #define all(v) (v).begin(),(v).end()
 
 
    const int MOD = 1000000007;
    const int N = 1000005;
    const double PI =4*atan(1);
    const double eps = 1e-7;
 
    ll n,m;
    ll x,y;
    vl tab[N];
    ll p[N];
    ll b[N];
    bool vis[N];
    unordered_map<ll ,ll> maa;
    set <pair<ll,ll>> sss;
    ll ans=-1;
 
    void bfs(ll u){
      priority_queue<pair<ll,ll> > pq;
		for(auto t:tab[u]){
			pq.push(mp(0,u*50000 + p[t]));
		}
		vis[u]=1;
      pair<ll,ll>  ras;
      while(!pq.empty()){
        ras=pq.top();
        pq.pop();
        ll x=ras.s/50000;
        ll y=ras.s%50000;
        if(x==b[1]){
          ans=-ras.f;
          return ;
        }
        if(maa[ras.s])continue;
        maa[ras.s]=1;
        //cout << x << " " << y << endl;
        if(x+y <n && maa[50000*(x+y)+y]==0){
        	pq.push(mp(ras.f-1,50000*(x+y)+y));
        }
        if(x-y >=0 && maa[50000*(x-y)+y]==0){
        	pq.push(mp(ras.f-1,50000*(x-y)+y));
        }
        //cout << x << endl;
        if(vis[x])continue;
        for(auto t: tab[x]){
          pq.push(mp(ras.f,x*50000+p[t] ));
        }
        vis[x]=1;
      }
    }
 
 
   
 
    int main(){
        ios::sync_with_stdio(0);
        //freopen("easy.txt","r",stdin);
        cin >> n >>m ;
        for(int i=0;i<m;i++){
          cin >> x >> y;
          p[i]=y;
          b[i]=x;
          tab[x].pb(i);
        }
        //cout << b[0]<< endl;
        bfs(b[0]);
        cout << ans;
 
 
 
 
        return 0;
    }

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 23800 KB Output is correct
2 Correct 23 ms 23800 KB Output is correct
3 Correct 22 ms 23800 KB Output is correct
4 Correct 22 ms 23800 KB Output is correct
5 Correct 22 ms 23800 KB Output is correct
6 Correct 22 ms 23800 KB Output is correct
7 Correct 22 ms 23800 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 23800 KB Output is correct
2 Correct 22 ms 23800 KB Output is correct
3 Correct 22 ms 23800 KB Output is correct
4 Correct 22 ms 23772 KB Output is correct
5 Correct 22 ms 23800 KB Output is correct
6 Correct 22 ms 23800 KB Output is correct
7 Correct 22 ms 23800 KB Output is correct
8 Correct 22 ms 23800 KB Output is correct
9 Correct 27 ms 23800 KB Output is correct
10 Correct 58 ms 23928 KB Output is correct
11 Correct 22 ms 23928 KB Output is correct
12 Correct 23 ms 23928 KB Output is correct
13 Correct 23 ms 24040 KB Output is correct
14 Correct 25 ms 24184 KB Output is correct
15 Correct 24 ms 24056 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 23800 KB Output is correct
2 Correct 22 ms 23800 KB Output is correct
3 Correct 22 ms 23800 KB Output is correct
4 Correct 23 ms 23800 KB Output is correct
5 Correct 22 ms 23800 KB Output is correct
6 Correct 22 ms 23800 KB Output is correct
7 Correct 22 ms 23800 KB Output is correct
8 Correct 23 ms 23788 KB Output is correct
9 Correct 22 ms 23800 KB Output is correct
10 Correct 23 ms 23800 KB Output is correct
11 Correct 22 ms 23928 KB Output is correct
12 Correct 27 ms 23928 KB Output is correct
13 Correct 28 ms 23928 KB Output is correct
14 Correct 29 ms 24184 KB Output is correct
15 Correct 28 ms 24104 KB Output is correct
16 Correct 27 ms 23800 KB Output is correct
17 Correct 25 ms 24056 KB Output is correct
18 Correct 23 ms 23928 KB Output is correct
19 Correct 22 ms 23928 KB Output is correct
20 Correct 23 ms 24056 KB Output is correct
21 Correct 22 ms 23928 KB Output is correct
22 Correct 23 ms 23844 KB Output is correct
23 Correct 25 ms 24056 KB Output is correct
24 Correct 25 ms 24228 KB Output is correct
25 Correct 23 ms 23928 KB Output is correct
26 Correct 23 ms 24056 KB Output is correct
27 Correct 24 ms 24056 KB Output is correct
28 Correct 28 ms 24824 KB Output is correct
29 Correct 44 ms 26792 KB Output is correct
30 Correct 28 ms 24568 KB Output is correct
31 Correct 35 ms 25336 KB Output is correct
32 Correct 31 ms 24824 KB Output is correct
33 Correct 67 ms 29956 KB Output is correct
34 Correct 45 ms 26916 KB Output is correct

Subtask #4
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 23800 KB Output is correct
2 Correct 22 ms 23800 KB Output is correct
3 Correct 22 ms 23800 KB Output is correct
4 Correct 23 ms 23800 KB Output is correct
5 Correct 22 ms 23804 KB Output is correct
6 Correct 21 ms 23800 KB Output is correct
7 Correct 22 ms 23772 KB Output is correct
8 Correct 22 ms 23800 KB Output is correct
9 Correct 22 ms 23800 KB Output is correct
10 Correct 23 ms 23928 KB Output is correct
11 Correct 23 ms 23932 KB Output is correct
12 Correct 23 ms 23928 KB Output is correct
13 Correct 23 ms 23928 KB Output is correct
14 Correct 25 ms 24184 KB Output is correct
15 Correct 24 ms 24056 KB Output is correct
16 Correct 23 ms 23800 KB Output is correct
17 Correct 24 ms 24056 KB Output is correct
18 Correct 23 ms 23928 KB Output is correct
19 Correct 22 ms 23800 KB Output is correct
20 Correct 24 ms 24056 KB Output is correct
21 Correct 22 ms 23928 KB Output is correct
22 Correct 23 ms 23928 KB Output is correct
23 Correct 24 ms 24056 KB Output is correct
24 Correct 26 ms 24312 KB Output is correct
25 Correct 23 ms 23928 KB Output is correct
26 Correct 23 ms 24056 KB Output is correct
27 Correct 24 ms 24060 KB Output is correct
28 Correct 28 ms 24824 KB Output is correct
29 Correct 45 ms 26788 KB Output is correct
30 Correct 29 ms 24568 KB Output is correct
31 Correct 35 ms 25336 KB Output is correct
32 Correct 31 ms 24824 KB Output is correct
33 Correct 64 ms 29832 KB Output is correct
34 Correct 46 ms 26920 KB Output is correct
35 Correct 47 ms 26532 KB Output is correct
36 Correct 25 ms 24056 KB Output is correct
37 Correct 34 ms 25464 KB Output is correct
38 Correct 59 ms 28056 KB Output is correct
39 Correct 31 ms 24828 KB Output is correct
40 Correct 34 ms 25336 KB Output is correct
41 Correct 52 ms 27168 KB Output is correct
42 Correct 34 ms 24756 KB Output is correct
43 Correct 29 ms 24952 KB Output is correct
44 Correct 33 ms 25520 KB Output is correct
45 Correct 276 ms 49808 KB Output is correct
46 Correct 166 ms 37400 KB Output is correct

Subtask #5
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 23800 KB Output is correct
2 Correct 22 ms 23772 KB Output is correct
3 Correct 22 ms 23800 KB Output is correct
4 Correct 22 ms 23800 KB Output is correct
5 Correct 22 ms 23800 KB Output is correct
6 Correct 22 ms 23800 KB Output is correct
7 Correct 23 ms 23800 KB Output is correct
8 Correct 22 ms 23800 KB Output is correct
9 Correct 22 ms 23800 KB Output is correct
10 Correct 22 ms 23800 KB Output is correct
11 Correct 22 ms 23928 KB Output is correct
12 Correct 22 ms 23928 KB Output is correct
13 Correct 22 ms 23928 KB Output is correct
14 Correct 25 ms 24184 KB Output is correct
15 Correct 23 ms 24060 KB Output is correct
16 Correct 23 ms 23800 KB Output is correct
17 Correct 24 ms 24060 KB Output is correct
18 Correct 22 ms 23928 KB Output is correct
19 Correct 22 ms 23800 KB Output is correct
20 Correct 23 ms 24056 KB Output is correct
21 Correct 22 ms 23928 KB Output is correct
22 Correct 23 ms 23928 KB Output is correct
23 Correct 24 ms 24056 KB Output is correct
24 Correct 26 ms 24216 KB Output is correct
25 Correct 24 ms 23928 KB Output is correct
26 Correct 23 ms 24056 KB Output is correct
27 Correct 23 ms 24056 KB Output is correct
28 Correct 28 ms 24824 KB Output is correct
29 Correct 44 ms 26792 KB Output is correct
30 Correct 29 ms 24624 KB Output is correct
31 Correct 35 ms 25336 KB Output is correct
32 Correct 32 ms 24824 KB Output is correct
33 Correct 64 ms 29832 KB Output is correct
34 Correct 44 ms 26792 KB Output is correct
35 Correct 47 ms 26528 KB Output is correct
36 Correct 24 ms 24056 KB Output is correct
37 Correct 34 ms 25464 KB Output is correct
38 Correct 57 ms 28192 KB Output is correct
39 Correct 32 ms 24824 KB Output is correct
40 Correct 34 ms 25180 KB Output is correct
41 Correct 52 ms 27172 KB Output is correct
42 Correct 29 ms 24828 KB Output is correct
43 Correct 30 ms 24824 KB Output is correct
44 Correct 34 ms 25496 KB Output is correct
45 Correct 275 ms 49676 KB Output is correct
46 Correct 174 ms 37428 KB Output is correct
47 Correct 37 ms 25644 KB Output is correct
48 Correct 32 ms 24824 KB Output is correct
49 Correct 31 ms 24696 KB Output is correct
50 Correct 28 ms 24680 KB Output is correct
51 Correct 55 ms 27048 KB Output is correct
52 Correct 68 ms 28200 KB Output is correct
53 Correct 37 ms 25416 KB Output is correct
54 Correct 25 ms 24572 KB Output is correct
55 Correct 27 ms 24824 KB Output is correct
56 Correct 46 ms 26804 KB Output is correct
57 Correct 23 ms 24072 KB Output is correct
58 Correct 49 ms 28068 KB Output is correct
59 Correct 44 ms 27688 KB Output is correct
60 Correct 43 ms 27688 KB Output is correct
61 Correct 42 ms 26792 KB Output is correct
62 Correct 260 ms 50056 KB Output is correct
63 Execution timed out 1069 ms 74912 KB Time limit exceeded
64 Halted 0 ms 0 KB -