oj.uz

Submission #741029

# Submission time Handle Problem Language Result Execution time Memory
741029 2023-05-13T12:38:55 Z josanneo22 Race (IOI11_race) C++17
21 / 100
 28 ms 4356 KB 
#include <bits/stdc++.h>
using namespace std;

#define mp make_pair
#define pb push_back
#define pii pair<int,int>
#define fi first
#define se second

#include "race.h"
const int maxn=1005;
vector<vector<pii>> adj(maxn);
vector<int> w(maxn),d(maxn),vis(maxn);
void dfs(int u,int p,int dep,int from){
    if(vis[u]) return;
    w[u]=p; d[u]=dep; vis[u]=1;
    for(auto&v:adj[u]){
      if(!vis[v.fi]&& v.fi!=from)
        dfs(v.fi,p+v.se,dep+1,u);
    }
}
int best_path(int n, int k, int H[][2], int L[])
{
    for(int i=0;i<n-1;i++){
      adj[H[i][0]].pb(mp(H[i][1],L[i]));
      adj[H[i][1]].pb(mp(H[i][0],L[i]));
    }
    int ans=INT_MAX;
    for(int i=0;i<n;i++){
        for(int j=0;j<n;j++){
          d[j]=-1;
          w[j]=-1;
          vis[j]=0;
        }
        dfs(i,0,0,i);
        for(int j=0;j<n;j++){
          if(w[j]==k) ans=min(ans,d[j]);
        } 
    }
    if(ans==INT_MAX) return -1;
    else return ans;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 348 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 19 ms 340 KB Output is correct
22 Correct 20 ms 416 KB Output is correct
23 Correct 20 ms 340 KB Output is correct
24 Correct 19 ms 352 KB Output is correct
25 Correct 19 ms 408 KB Output is correct
26 Correct 20 ms 408 KB Output is correct
27 Correct 19 ms 412 KB Output is correct
28 Correct 18 ms 416 KB Output is correct
29 Correct 19 ms 416 KB Output is correct
30 Correct 19 ms 340 KB Output is correct
31 Correct 19 ms 340 KB Output is correct
32 Correct 19 ms 408 KB Output is correct
33 Correct 20 ms 340 KB Output is correct
34 Correct 16 ms 420 KB Output is correct
35 Correct 13 ms 420 KB Output is correct
36 Correct 11 ms 352 KB Output is correct
37 Correct 12 ms 416 KB Output is correct
38 Correct 14 ms 404 KB Output is correct

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Runtime error 28 ms 4356 KB Execution killed with signal 6
20 Halted 0 ms 0 KB -

Subtask #4
0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 19 ms 340 KB Output is correct
22 Correct 20 ms 416 KB Output is correct
23 Correct 20 ms 340 KB Output is correct
24 Correct 19 ms 352 KB Output is correct
25 Correct 19 ms 408 KB Output is correct
26 Correct 20 ms 408 KB Output is correct
27 Correct 19 ms 412 KB Output is correct
28 Correct 18 ms 416 KB Output is correct
29 Correct 19 ms 416 KB Output is correct
30 Correct 19 ms 340 KB Output is correct
31 Correct 19 ms 340 KB Output is correct
32 Correct 19 ms 408 KB Output is correct
33 Correct 20 ms 340 KB Output is correct
34 Correct 16 ms 420 KB Output is correct
35 Correct 13 ms 420 KB Output is correct
36 Correct 11 ms 352 KB Output is correct
37 Correct 12 ms 416 KB Output is correct
38 Correct 14 ms 404 KB Output is correct
39 Runtime error 28 ms 4356 KB Execution killed with signal 6
40 Halted 0 ms 0 KB -