oj.uz

답안 #905862

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
905862 2024-01-13T05:31:40 Z Sir_Ahmed_Imran Jakarta Skyscrapers (APIO15_skyscraper) C++17
57 / 100
 34 ms 16732 KB 
                              ///~~~LOTA~~~///
#include <bits/stdc++.h>
using namespace std;
#define nl '\n'
#define ff first
#define ss second
#define ll long long 
#define append push_back
#define pii pair<int,int>
#define all(x) (x).begin(),(x).end()
#define M 30001
#define N 2001
int x[M];
int e[N];
int vis[N][N];
vector<int> a[N];
vector<int> b[N];
void solve(){
    int n,m,o,p,q,r;
    cin>>n>>m;
    for(int i=o=0;i<m;i++){
        cin>>x[i]>>q;
        if(!vis[x[i]][q])
            a[x[i]].append(q);
        vis[x[i]][q]=1;
    }
    set<int> c;
    unordered_set<int> v{x[0]},u;
    while(!v.empty()){
        for(auto& i:v){
            e[i]=1;
            if(i==x[1]){
                cout<<o;
                return;
            }
        }
        for(auto& i:v){
            for(auto& j:a[i]){
                if(i>=j && !vis[i-j][j]){
                    if(e[i-j]){
                        c.insert(i-j);
                        b[i-j].append(j);
                    }
                    else a[i-j].append(j);
                    vis[i-j][j]=1;
                    u.insert(i-j);
                }
                if(i+j<n && !vis[i+j][j]){
                    if(e[i+j]){
                        c.insert(i+j);
                        b[i+j].append(j);
                    }
                    else a[i+j].append(j);
                    vis[i+j][j]=1;
                    u.insert(i+j);
                }
                if(i>=j && !a[i-j].empty() && !e[i-j])
                    u.insert(i-j);
                if(i+j<n && !a[i+j].empty() && !e[i+j])
                    u.insert(i+j);
            }
            e[i]=0;
            a[i].clear();
        }
        o++;
        for(auto& i:c){
            for(auto& j:b[i])
                a[i].append(j);
            b[i].clear();
        }
        swap(v,u);
        u.clear();
        c.clear();
    }
    cout<<-1;
}
int main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    solve();
    return 0;
}

Compilation message

skyscraper.cpp: In function 'void solve()':
skyscraper.cpp:19:15: warning: unused variable 'p' [-Wunused-variable]
   19 |     int n,m,o,p,q,r;
      |               ^
skyscraper.cpp:19:19: warning: unused variable 'r' [-Wunused-variable]
   19 |     int n,m,o,p,q,r;
      |                   ^

Subtask #1
10.0 / 10.0

# 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 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 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 1 ms 344 KB Output is correct
2 Correct 1 ms 348 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 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 860 KB Output is correct
12 Correct 1 ms 856 KB Output is correct
13 Correct 1 ms 856 KB Output is correct
14 Correct 1 ms 856 KB Output is correct
15 Correct 1 ms 860 KB Output is correct

Subtask #3
14.0 / 14.0

# 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 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 604 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 860 KB Output is correct
12 Correct 1 ms 860 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Correct 2 ms 856 KB Output is correct
15 Correct 1 ms 856 KB Output is correct
16 Correct 2 ms 1372 KB Output is correct
17 Correct 4 ms 4184 KB Output is correct
18 Correct 3 ms 3932 KB Output is correct
19 Correct 2 ms 2652 KB Output is correct
20 Correct 7 ms 8540 KB Output is correct
21 Correct 2 ms 2908 KB Output is correct
22 Correct 2 ms 3164 KB Output is correct
23 Correct 5 ms 9052 KB Output is correct
24 Correct 8 ms 12124 KB Output is correct
25 Correct 4 ms 7516 KB Output is correct
26 Correct 4 ms 7600 KB Output is correct
27 Correct 5 ms 8284 KB Output is correct
28 Correct 8 ms 10588 KB Output is correct
29 Correct 9 ms 9052 KB Output is correct
30 Correct 9 ms 8792 KB Output is correct
31 Correct 8 ms 8796 KB Output is correct
32 Correct 7 ms 9052 KB Output is correct
33 Correct 16 ms 9308 KB Output is correct
34 Correct 10 ms 9052 KB Output is correct

Subtask #4
21.0 / 21.0

# 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 1 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 856 KB Output is correct
12 Correct 1 ms 856 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Correct 2 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 1624 KB Output is correct
17 Correct 4 ms 4188 KB Output is correct
18 Correct 3 ms 3932 KB Output is correct
19 Correct 2 ms 2652 KB Output is correct
20 Correct 5 ms 8536 KB Output is correct
21 Correct 2 ms 2908 KB Output is correct
22 Correct 2 ms 3164 KB Output is correct
23 Correct 6 ms 9048 KB Output is correct
24 Correct 8 ms 12120 KB Output is correct
25 Correct 6 ms 7516 KB Output is correct
26 Correct 4 ms 7516 KB Output is correct
27 Correct 5 ms 8284 KB Output is correct
28 Correct 11 ms 10588 KB Output is correct
29 Correct 14 ms 9048 KB Output is correct
30 Correct 9 ms 8792 KB Output is correct
31 Correct 8 ms 8796 KB Output is correct
32 Correct 8 ms 8896 KB Output is correct
33 Correct 19 ms 9304 KB Output is correct
34 Correct 9 ms 9052 KB Output is correct
35 Correct 12 ms 12124 KB Output is correct
36 Correct 5 ms 8284 KB Output is correct
37 Correct 16 ms 14428 KB Output is correct
38 Correct 16 ms 16476 KB Output is correct
39 Correct 21 ms 16732 KB Output is correct
40 Correct 15 ms 16476 KB Output is correct
41 Correct 15 ms 16472 KB Output is correct
42 Correct 7 ms 7512 KB Output is correct
43 Correct 8 ms 8540 KB Output is correct
44 Correct 9 ms 8740 KB Output is correct
45 Correct 34 ms 11604 KB Output is correct
46 Correct 19 ms 10844 KB Output is correct

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 1 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 1 ms 348 KB Output is correct
8 Correct 1 ms 604 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 2 ms 856 KB Output is correct
12 Correct 1 ms 856 KB Output is correct
13 Correct 1 ms 856 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 1368 KB Output is correct
17 Correct 3 ms 4188 KB Output is correct
18 Correct 2 ms 3932 KB Output is correct
19 Correct 2 ms 2652 KB Output is correct
20 Correct 5 ms 8540 KB Output is correct
21 Correct 2 ms 2908 KB Output is correct
22 Correct 3 ms 3164 KB Output is correct
23 Correct 5 ms 9052 KB Output is correct
24 Correct 7 ms 12120 KB Output is correct
25 Correct 5 ms 7512 KB Output is correct
26 Correct 4 ms 7516 KB Output is correct
27 Correct 5 ms 8284 KB Output is correct
28 Correct 9 ms 10588 KB Output is correct
29 Correct 10 ms 9076 KB Output is correct
30 Correct 6 ms 8796 KB Output is correct
31 Correct 7 ms 8796 KB Output is correct
32 Correct 7 ms 9052 KB Output is correct
33 Correct 13 ms 9320 KB Output is correct
34 Correct 10 ms 9044 KB Output is correct
35 Correct 14 ms 12124 KB Output is correct
36 Correct 6 ms 8284 KB Output is correct
37 Correct 12 ms 14424 KB Output is correct
38 Correct 19 ms 16476 KB Output is correct
39 Correct 15 ms 16476 KB Output is correct
40 Correct 17 ms 16564 KB Output is correct
41 Correct 18 ms 16472 KB Output is correct
42 Correct 8 ms 7772 KB Output is correct
43 Correct 11 ms 8536 KB Output is correct
44 Correct 7 ms 8540 KB Output is correct
45 Correct 32 ms 11612 KB Output is correct
46 Correct 19 ms 10840 KB Output is correct
47 Runtime error 1 ms 604 KB Execution killed with signal 11
48 Halted 0 ms 0 KB -