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답안 #167447

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
167447 2019-12-08T15:12:26 Z muhammad_hokimiyon Jakarta Skyscrapers (APIO15_skyscraper) C++14
36 / 100
 850 ms 262148 KB 
#include <bits/stdc++.h>

#pragma GCC optimize("Ofast")

#define fi first
#define se second
#define ll long long

using namespace std;

const int N = 1e5 + 7;
const int mod = 1e9 + 7;

int n,m;
int a[N];
int b[N];
int d[N];
int h[N];
vector < pair < int , int > > v[N];

void solve()
{
    cin >> n >> m;
    for( int i = 0; i < m; i++ ){
        cin >> a[i] >> b[i];
        h[a[i]] = 1;
    }
    for( int i = 0; i <= n; i++ )d[i] = 1e9;
    for( int i = 0; i < m; i++ ){
        int f = a[i];
        int cnt = 1;
        while( f + b[i] <= n ){
            f += b[i];
            v[a[i]].push_back({ f , cnt });
            cnt++;
        }
        f = a[i];
        cnt = 1;
        while( f - b[i] >= 0 ){
            f -= b[i];
            v[a[i]].push_back({ f , cnt });
            cnt++;
        }
    }
    d[a[0]] = 0;
    set < pair < int , int > > q;
    q.insert({0 , a[0]});
    while( !q.empty() ){
        int x = q.begin()->se;
        q.erase(q.begin());
        for( auto y : v[x] ){
            if( d[x] + y.se < d[y.fi] ){
                q.erase({d[y.fi] , y.fi});
                d[y.fi] = d[x] + y.se;
                q.insert({ d[y.fi] , y.fi });
            }
        }
    }
    if( d[a[1]] == 1e9 )d[a[1]] = -1;
    cout << d[a[1]];
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    //freopen( "input.txt" , "r" , stdin );
    //freopen( "output.txt" , "w" , stdout );

    int t = 1;//cin >> t;
    while( t-- ){
        solve();
    }
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2680 KB Output is correct
2 Correct 4 ms 2680 KB Output is correct
3 Correct 4 ms 2680 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 4 ms 2680 KB Output is correct
6 Correct 4 ms 2680 KB Output is correct
7 Correct 4 ms 2680 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2680 KB Output is correct
2 Correct 4 ms 2680 KB Output is correct
3 Correct 4 ms 2680 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 4 ms 2652 KB Output is correct
6 Correct 4 ms 2680 KB Output is correct
7 Correct 4 ms 2680 KB Output is correct
8 Correct 8 ms 2680 KB Output is correct
9 Correct 15 ms 2680 KB Output is correct
10 Correct 5 ms 2808 KB Output is correct
11 Correct 5 ms 2808 KB Output is correct
12 Correct 9 ms 4856 KB Output is correct
13 Correct 9 ms 4860 KB Output is correct
14 Correct 5 ms 2808 KB Output is correct
15 Correct 5 ms 2808 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2680 KB Output is correct
2 Correct 4 ms 2680 KB Output is correct
3 Correct 4 ms 2680 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 4 ms 2680 KB Output is correct
6 Correct 4 ms 2680 KB Output is correct
7 Correct 4 ms 2680 KB Output is correct
8 Correct 4 ms 2680 KB Output is correct
9 Correct 4 ms 2680 KB Output is correct
10 Correct 4 ms 2812 KB Output is correct
11 Correct 5 ms 2808 KB Output is correct
12 Correct 9 ms 4916 KB Output is correct
13 Correct 9 ms 4984 KB Output is correct
14 Correct 5 ms 2808 KB Output is correct
15 Correct 5 ms 2808 KB Output is correct
16 Correct 5 ms 2808 KB Output is correct
17 Correct 6 ms 2936 KB Output is correct
18 Correct 14 ms 2820 KB Output is correct
19 Correct 5 ms 2808 KB Output is correct
20 Correct 77 ms 34908 KB Output is correct
21 Correct 4 ms 2808 KB Output is correct
22 Correct 5 ms 2936 KB Output is correct
23 Correct 5 ms 2808 KB Output is correct
24 Correct 6 ms 2936 KB Output is correct
25 Correct 6 ms 2936 KB Output is correct
26 Correct 90 ms 35844 KB Output is correct
27 Correct 90 ms 35812 KB Output is correct
28 Correct 6 ms 2936 KB Output is correct
29 Correct 9 ms 3448 KB Output is correct
30 Correct 7 ms 3100 KB Output is correct
31 Correct 7 ms 3192 KB Output is correct
32 Correct 6 ms 3064 KB Output is correct
33 Correct 12 ms 4200 KB Output is correct
34 Correct 12 ms 4056 KB Output is correct

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2680 KB Output is correct
2 Correct 4 ms 2684 KB Output is correct
3 Correct 4 ms 2680 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 4 ms 2680 KB Output is correct
6 Correct 4 ms 2680 KB Output is correct
7 Correct 5 ms 2680 KB Output is correct
8 Correct 4 ms 2680 KB Output is correct
9 Correct 5 ms 2680 KB Output is correct
10 Correct 4 ms 2680 KB Output is correct
11 Correct 5 ms 2808 KB Output is correct
12 Correct 9 ms 4980 KB Output is correct
13 Correct 10 ms 4860 KB Output is correct
14 Correct 5 ms 2808 KB Output is correct
15 Correct 5 ms 2808 KB Output is correct
16 Correct 5 ms 2808 KB Output is correct
17 Correct 6 ms 2936 KB Output is correct
18 Correct 5 ms 2808 KB Output is correct
19 Correct 5 ms 2808 KB Output is correct
20 Correct 79 ms 34936 KB Output is correct
21 Correct 15 ms 2808 KB Output is correct
22 Correct 5 ms 2808 KB Output is correct
23 Correct 5 ms 2808 KB Output is correct
24 Correct 6 ms 2936 KB Output is correct
25 Correct 6 ms 2936 KB Output is correct
26 Correct 93 ms 35904 KB Output is correct
27 Correct 88 ms 35808 KB Output is correct
28 Correct 6 ms 2940 KB Output is correct
29 Correct 9 ms 3536 KB Output is correct
30 Correct 7 ms 3064 KB Output is correct
31 Correct 7 ms 3192 KB Output is correct
32 Correct 6 ms 3064 KB Output is correct
33 Correct 11 ms 4088 KB Output is correct
34 Correct 11 ms 4088 KB Output is correct
35 Correct 15 ms 4600 KB Output is correct
36 Correct 6 ms 3064 KB Output is correct
37 Correct 18 ms 6232 KB Output is correct
38 Correct 20 ms 5752 KB Output is correct
39 Correct 20 ms 5880 KB Output is correct
40 Correct 20 ms 5752 KB Output is correct
41 Correct 19 ms 5624 KB Output is correct
42 Runtime error 850 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
43 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2680 KB Output is correct
2 Correct 4 ms 2684 KB Output is correct
3 Correct 4 ms 2680 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 4 ms 2680 KB Output is correct
6 Correct 4 ms 2680 KB Output is correct
7 Correct 4 ms 2680 KB Output is correct
8 Correct 4 ms 2680 KB Output is correct
9 Correct 4 ms 2680 KB Output is correct
10 Correct 4 ms 2680 KB Output is correct
11 Correct 5 ms 2856 KB Output is correct
12 Correct 9 ms 4852 KB Output is correct
13 Correct 10 ms 4988 KB Output is correct
14 Correct 5 ms 2808 KB Output is correct
15 Correct 5 ms 2728 KB Output is correct
16 Correct 5 ms 2776 KB Output is correct
17 Correct 6 ms 3064 KB Output is correct
18 Correct 5 ms 2808 KB Output is correct
19 Correct 5 ms 2808 KB Output is correct
20 Correct 78 ms 34944 KB Output is correct
21 Correct 4 ms 2680 KB Output is correct
22 Correct 10 ms 2808 KB Output is correct
23 Correct 5 ms 2808 KB Output is correct
24 Correct 6 ms 2868 KB Output is correct
25 Correct 6 ms 2936 KB Output is correct
26 Correct 93 ms 35876 KB Output is correct
27 Correct 91 ms 35808 KB Output is correct
28 Correct 6 ms 2936 KB Output is correct
29 Correct 9 ms 3520 KB Output is correct
30 Correct 7 ms 3064 KB Output is correct
31 Correct 7 ms 3192 KB Output is correct
32 Correct 7 ms 3064 KB Output is correct
33 Correct 12 ms 4156 KB Output is correct
34 Correct 11 ms 4088 KB Output is correct
35 Correct 16 ms 4604 KB Output is correct
36 Correct 7 ms 2936 KB Output is correct
37 Correct 19 ms 6136 KB Output is correct
38 Correct 20 ms 5752 KB Output is correct
39 Correct 20 ms 5880 KB Output is correct
40 Correct 20 ms 5752 KB Output is correct
41 Correct 20 ms 5624 KB Output is correct
42 Runtime error 487 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
43 Halted 0 ms 0 KB -