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Submission #167483

# Submission time Handle Problem Language Result Execution time Memory
167483 2019-12-08T16:35:03 Z muhammad_hokimiyon Jakarta Skyscrapers (APIO15_skyscraper) C++14
36 / 100
 520 ms 262144 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 = 1e6 + 7;
const int mod = 1e9 + 7;
 
int n,m;
int a[N];
int b[N];
int d[N];
int h[N];
int t[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];
            if( h[f] )v[a[i]].push_back({ f , cnt });
            cnt++;
        }
        f = a[i];
        cnt = 1;
        while( f - b[i] >= 0 ){
            f -= b[i];
            if( h[f] )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

# Verdict Execution time Memory Grader output
1 Correct 24 ms 23900 KB Output is correct
2 Correct 26 ms 23928 KB Output is correct
3 Correct 26 ms 23800 KB Output is correct
4 Correct 25 ms 23800 KB Output is correct
5 Correct 25 ms 23800 KB Output is correct
6 Correct 26 ms 23928 KB Output is correct
7 Correct 25 ms 23800 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 23928 KB Output is correct
2 Correct 26 ms 23800 KB Output is correct
3 Correct 26 ms 23868 KB Output is correct
4 Correct 25 ms 23800 KB Output is correct
5 Correct 26 ms 23928 KB Output is correct
6 Correct 26 ms 23928 KB Output is correct
7 Correct 26 ms 23904 KB Output is correct
8 Correct 26 ms 23800 KB Output is correct
9 Correct 26 ms 23800 KB Output is correct
10 Correct 26 ms 23928 KB Output is correct
11 Correct 29 ms 24056 KB Output is correct
12 Correct 26 ms 24056 KB Output is correct
13 Correct 30 ms 26100 KB Output is correct
14 Correct 26 ms 23928 KB Output is correct
15 Correct 26 ms 23928 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 23928 KB Output is correct
2 Correct 26 ms 23928 KB Output is correct
3 Correct 25 ms 23928 KB Output is correct
4 Correct 26 ms 23800 KB Output is correct
5 Correct 25 ms 23800 KB Output is correct
6 Correct 26 ms 23800 KB Output is correct
7 Correct 26 ms 23900 KB Output is correct
8 Correct 25 ms 23928 KB Output is correct
9 Correct 26 ms 23800 KB Output is correct
10 Correct 26 ms 23928 KB Output is correct
11 Correct 27 ms 24056 KB Output is correct
12 Correct 27 ms 24184 KB Output is correct
13 Correct 31 ms 26108 KB Output is correct
14 Correct 27 ms 23972 KB Output is correct
15 Correct 29 ms 23932 KB Output is correct
16 Correct 25 ms 23928 KB Output is correct
17 Correct 27 ms 24184 KB Output is correct
18 Correct 26 ms 23928 KB Output is correct
19 Correct 26 ms 24056 KB Output is correct
20 Correct 116 ms 56056 KB Output is correct
21 Correct 26 ms 23928 KB Output is correct
22 Correct 27 ms 23956 KB Output is correct
23 Correct 27 ms 24056 KB Output is correct
24 Correct 29 ms 24004 KB Output is correct
25 Correct 27 ms 24056 KB Output is correct
26 Correct 33 ms 26100 KB Output is correct
27 Correct 31 ms 25080 KB Output is correct
28 Correct 27 ms 24184 KB Output is correct
29 Correct 35 ms 23928 KB Output is correct
30 Correct 25 ms 23932 KB Output is correct
31 Correct 26 ms 23928 KB Output is correct
32 Correct 25 ms 23856 KB Output is correct
33 Correct 26 ms 23928 KB Output is correct
34 Correct 26 ms 23928 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 23800 KB Output is correct
2 Correct 25 ms 23800 KB Output is correct
3 Correct 26 ms 23800 KB Output is correct
4 Correct 24 ms 23800 KB Output is correct
5 Correct 45 ms 23900 KB Output is correct
6 Correct 27 ms 23928 KB Output is correct
7 Correct 26 ms 23928 KB Output is correct
8 Correct 26 ms 23800 KB Output is correct
9 Correct 25 ms 23800 KB Output is correct
10 Correct 26 ms 23880 KB Output is correct
11 Correct 25 ms 23928 KB Output is correct
12 Correct 28 ms 24228 KB Output is correct
13 Correct 31 ms 26104 KB Output is correct
14 Correct 26 ms 23928 KB Output is correct
15 Correct 27 ms 23860 KB Output is correct
16 Correct 26 ms 23928 KB Output is correct
17 Correct 27 ms 24056 KB Output is correct
18 Correct 26 ms 23928 KB Output is correct
19 Correct 26 ms 23928 KB Output is correct
20 Correct 101 ms 56056 KB Output is correct
21 Correct 26 ms 23928 KB Output is correct
22 Correct 25 ms 23928 KB Output is correct
23 Correct 26 ms 23928 KB Output is correct
24 Correct 27 ms 23928 KB Output is correct
25 Correct 26 ms 24028 KB Output is correct
26 Correct 34 ms 26092 KB Output is correct
27 Correct 33 ms 25080 KB Output is correct
28 Correct 27 ms 24184 KB Output is correct
29 Correct 26 ms 23928 KB Output is correct
30 Correct 26 ms 23800 KB Output is correct
31 Correct 26 ms 23956 KB Output is correct
32 Correct 26 ms 23800 KB Output is correct
33 Correct 28 ms 23928 KB Output is correct
34 Correct 27 ms 23928 KB Output is correct
35 Correct 37 ms 25848 KB Output is correct
36 Correct 28 ms 24184 KB Output is correct
37 Correct 41 ms 27312 KB Output is correct
38 Correct 41 ms 26616 KB Output is correct
39 Correct 42 ms 27128 KB Output is correct
40 Correct 48 ms 26744 KB Output is correct
41 Correct 41 ms 26488 KB Output is correct
42 Correct 147 ms 57280 KB Output is correct
43 Correct 119 ms 40704 KB Output is correct
44 Runtime error 505 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
45 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 23928 KB Output is correct
2 Correct 26 ms 23944 KB Output is correct
3 Correct 25 ms 23928 KB Output is correct
4 Correct 26 ms 23800 KB Output is correct
5 Correct 25 ms 23928 KB Output is correct
6 Correct 25 ms 23928 KB Output is correct
7 Correct 26 ms 23800 KB Output is correct
8 Correct 25 ms 23800 KB Output is correct
9 Correct 25 ms 23804 KB Output is correct
10 Correct 25 ms 23856 KB Output is correct
11 Correct 29 ms 23928 KB Output is correct
12 Correct 27 ms 24096 KB Output is correct
13 Correct 31 ms 26108 KB Output is correct
14 Correct 26 ms 23928 KB Output is correct
15 Correct 26 ms 23928 KB Output is correct
16 Correct 31 ms 23928 KB Output is correct
17 Correct 27 ms 24312 KB Output is correct
18 Correct 27 ms 23852 KB Output is correct
19 Correct 53 ms 23928 KB Output is correct
20 Correct 162 ms 56088 KB Output is correct
21 Correct 35 ms 23928 KB Output is correct
22 Correct 26 ms 23928 KB Output is correct
23 Correct 28 ms 23928 KB Output is correct
24 Correct 27 ms 24056 KB Output is correct
25 Correct 27 ms 24060 KB Output is correct
26 Correct 33 ms 26096 KB Output is correct
27 Correct 31 ms 25080 KB Output is correct
28 Correct 27 ms 24184 KB Output is correct
29 Correct 26 ms 23928 KB Output is correct
30 Correct 25 ms 23928 KB Output is correct
31 Correct 26 ms 23928 KB Output is correct
32 Correct 26 ms 23800 KB Output is correct
33 Correct 26 ms 23928 KB Output is correct
34 Correct 26 ms 23928 KB Output is correct
35 Correct 37 ms 25776 KB Output is correct
36 Correct 29 ms 24184 KB Output is correct
37 Correct 41 ms 27256 KB Output is correct
38 Correct 40 ms 26744 KB Output is correct
39 Correct 42 ms 27128 KB Output is correct
40 Correct 42 ms 26744 KB Output is correct
41 Correct 41 ms 26760 KB Output is correct
42 Correct 145 ms 57252 KB Output is correct
43 Correct 119 ms 40684 KB Output is correct
44 Runtime error 520 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
45 Halted 0 ms 0 KB -