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Submission #878311

# Submission time Handle Problem Language Result Execution time Memory
878311 2023-11-24T08:10:05 Z 1L1YA Toll (BOI17_toll) C++17
100 / 100
 2246 ms 7860 KB 
//1L1YA
#include<bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O3,unroll-loops")
#define ll           long long
#define Pb           push_back
#define dokme(x)     cout << x << endl, exit(0)
#define pii          pair<int,int>
#define F            first
#define S            second
#define endl         '\n'
#define sep          ' '
#define all(x)       x.begin(),x.end()
#define FastIO       ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define lc           id<<1
#define rc           lc|1

const ll mod=1e9+7;
const ll oo=4e18;
const int N=5e4+23;
const int lg=23;

int n,m,k,q,d[N];
vector<pii> adj[N];

int main(){
    FastIO

    cin >> k >> n >> m >> q;
    for(int i=1;i<=m;i++){
        int u,v,w;
        cin >> u >> v >> w;
        adj[v].Pb({u,w});
    }
    while(q--){
        int u,v;
        cin >> u >> v;
        for(int i=0;i<2*k;i++)
            if(u-i>=0)
                d[u-i]=mod;
        d[u]=0;
        for(int i=u+1;i<=v;i++){
            d[i]=mod;
            for(auto w: adj[i])
                d[i]=min(d[i],d[w.F]+w.S);
        }
        if(d[v]==mod)
            cout << -1 << endl;
        else
            cout << d[v] << endl;
    }

    return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 745 ms 4292 KB Output is correct
2 Correct 1 ms 1624 KB Output is correct
3 Correct 1 ms 1636 KB Output is correct
4 Correct 1 ms 1628 KB Output is correct
5 Correct 3 ms 1880 KB Output is correct
6 Correct 2 ms 1648 KB Output is correct
7 Correct 3 ms 1624 KB Output is correct
8 Correct 759 ms 4296 KB Output is correct
9 Correct 764 ms 4192 KB Output is correct
10 Correct 123 ms 1928 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1493 ms 5012 KB Output is correct
2 Correct 1 ms 1628 KB Output is correct
3 Correct 1 ms 1628 KB Output is correct
4 Correct 1 ms 1628 KB Output is correct
5 Correct 1 ms 1628 KB Output is correct
6 Correct 1 ms 1624 KB Output is correct
7 Correct 24 ms 1764 KB Output is correct
8 Correct 18 ms 1624 KB Output is correct
9 Correct 1066 ms 4272 KB Output is correct
10 Correct 2246 ms 6604 KB Output is correct
11 Correct 1452 ms 5284 KB Output is correct
12 Correct 1966 ms 4576 KB Output is correct
13 Correct 586 ms 6876 KB Output is correct
14 Correct 370 ms 4964 KB Output is correct
15 Correct 434 ms 4184 KB Output is correct
16 Correct 431 ms 4176 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1628 KB Output is correct
2 Correct 1 ms 1628 KB Output is correct
3 Correct 1 ms 1628 KB Output is correct
4 Correct 1 ms 1628 KB Output is correct
5 Correct 1 ms 1628 KB Output is correct
6 Correct 1 ms 1628 KB Output is correct
7 Correct 1 ms 1692 KB Output is correct
8 Correct 3 ms 1628 KB Output is correct
9 Correct 2 ms 1648 KB Output is correct
10 Correct 30 ms 4080 KB Output is correct
11 Correct 35 ms 4688 KB Output is correct
12 Correct 45 ms 6252 KB Output is correct
13 Correct 47 ms 6748 KB Output is correct
14 Correct 41 ms 5464 KB Output is correct
15 Correct 27 ms 4184 KB Output is correct
16 Correct 26 ms 4444 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1628 KB Output is correct
2 Correct 1 ms 1628 KB Output is correct
3 Correct 1 ms 1628 KB Output is correct
4 Correct 1 ms 1628 KB Output is correct
5 Correct 1 ms 1628 KB Output is correct
6 Correct 1 ms 1628 KB Output is correct
7 Correct 1 ms 1692 KB Output is correct
8 Correct 3 ms 1628 KB Output is correct
9 Correct 2 ms 1648 KB Output is correct
10 Correct 30 ms 4080 KB Output is correct
11 Correct 35 ms 4688 KB Output is correct
12 Correct 45 ms 6252 KB Output is correct
13 Correct 47 ms 6748 KB Output is correct
14 Correct 41 ms 5464 KB Output is correct
15 Correct 27 ms 4184 KB Output is correct
16 Correct 26 ms 4444 KB Output is correct
17 Correct 306 ms 4948 KB Output is correct
18 Correct 1 ms 1624 KB Output is correct
19 Correct 1 ms 1628 KB Output is correct
20 Correct 1 ms 1628 KB Output is correct
21 Correct 1 ms 1880 KB Output is correct
22 Correct 1 ms 1884 KB Output is correct
23 Correct 5 ms 1712 KB Output is correct
24 Correct 5 ms 1624 KB Output is correct
25 Correct 12 ms 1812 KB Output is correct
26 Correct 6 ms 1624 KB Output is correct
27 Correct 227 ms 4208 KB Output is correct
28 Correct 428 ms 6740 KB Output is correct
29 Correct 396 ms 6996 KB Output is correct
30 Correct 501 ms 5744 KB Output is correct

Subtask #5
44.0 / 44.0

# Verdict Execution time Memory Grader output
1 Correct 745 ms 4292 KB Output is correct
2 Correct 1 ms 1624 KB Output is correct
3 Correct 1 ms 1636 KB Output is correct
4 Correct 1 ms 1628 KB Output is correct
5 Correct 3 ms 1880 KB Output is correct
6 Correct 2 ms 1648 KB Output is correct
7 Correct 3 ms 1624 KB Output is correct
8 Correct 759 ms 4296 KB Output is correct
9 Correct 764 ms 4192 KB Output is correct
10 Correct 123 ms 1928 KB Output is correct
11 Correct 1493 ms 5012 KB Output is correct
12 Correct 1 ms 1628 KB Output is correct
13 Correct 1 ms 1628 KB Output is correct
14 Correct 1 ms 1628 KB Output is correct
15 Correct 1 ms 1628 KB Output is correct
16 Correct 1 ms 1624 KB Output is correct
17 Correct 24 ms 1764 KB Output is correct
18 Correct 18 ms 1624 KB Output is correct
19 Correct 1066 ms 4272 KB Output is correct
20 Correct 2246 ms 6604 KB Output is correct
21 Correct 1452 ms 5284 KB Output is correct
22 Correct 1966 ms 4576 KB Output is correct
23 Correct 586 ms 6876 KB Output is correct
24 Correct 370 ms 4964 KB Output is correct
25 Correct 434 ms 4184 KB Output is correct
26 Correct 431 ms 4176 KB Output is correct
27 Correct 1 ms 1628 KB Output is correct
28 Correct 1 ms 1628 KB Output is correct
29 Correct 1 ms 1628 KB Output is correct
30 Correct 1 ms 1628 KB Output is correct
31 Correct 1 ms 1628 KB Output is correct
32 Correct 1 ms 1628 KB Output is correct
33 Correct 1 ms 1692 KB Output is correct
34 Correct 3 ms 1628 KB Output is correct
35 Correct 2 ms 1648 KB Output is correct
36 Correct 30 ms 4080 KB Output is correct
37 Correct 35 ms 4688 KB Output is correct
38 Correct 45 ms 6252 KB Output is correct
39 Correct 47 ms 6748 KB Output is correct
40 Correct 41 ms 5464 KB Output is correct
41 Correct 27 ms 4184 KB Output is correct
42 Correct 26 ms 4444 KB Output is correct
43 Correct 306 ms 4948 KB Output is correct
44 Correct 1 ms 1624 KB Output is correct
45 Correct 1 ms 1628 KB Output is correct
46 Correct 1 ms 1628 KB Output is correct
47 Correct 1 ms 1880 KB Output is correct
48 Correct 1 ms 1884 KB Output is correct
49 Correct 5 ms 1712 KB Output is correct
50 Correct 5 ms 1624 KB Output is correct
51 Correct 12 ms 1812 KB Output is correct
52 Correct 6 ms 1624 KB Output is correct
53 Correct 227 ms 4208 KB Output is correct
54 Correct 428 ms 6740 KB Output is correct
55 Correct 396 ms 6996 KB Output is correct
56 Correct 501 ms 5744 KB Output is correct
57 Correct 1477 ms 7860 KB Output is correct
58 Correct 771 ms 4300 KB Output is correct
59 Correct 941 ms 5460 KB Output is correct