#include "bits/stdc++.h"
using namespace std;
#define ff first
#define ss second
#define all(v) v.begin(), v.end()
#define ll long long
#define pb push_back
#define pii pair<int, int>
#define wr puts("----------------")
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
const int N = 1e5+5;
vector<pii> adj[N];
int d[N];
bool vis[N];
double solve(int n, int m, int k, int h, vector<int> u, vector<int> v, vector<int> w, vector<int> arr){
// There are only one path in tree, so we can do simple bfs search
for(int i = 0; i < m; ++i){
adj[u[i]].pb({v[i], w[i]});
adj[v[i]].pb({u[i], w[i]});
}
memset(vis, false, sizeof vis);
memset(d, -1, sizeof d);
queue<int> q;
q.push(0);
vis[0] = true;
d[0] = 0;
while(!q.empty()){
int x = q.front();
q.pop();
for(auto [i, val] : adj[x])
if(!vis[i]){
vis[i] = true;
d[i] = d[x]+val;
q.push(i);
}
}
double answer = (double)d[h];
return answer;
}
// int main(){
// double kk = solve(5, 4, 10, 4, {0, 0, 1, 1}, {1, 2, 3, 4}, {6, 5, 7, 8}, {1, 1, 1, 1, 1});
// printf("%f\n", kk);
// return 0;
// }
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
184 ms |
3668 KB |
Wrong Answer. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
18 ms |
4440 KB |
Double -1.40446e+09 violates the range [-1, 1e+18] |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
20 ms |
4440 KB |
Wrong Answer. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
19 ms |
6748 KB |
Double -6.15963e+08 violates the range [-1, 1e+18] |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
17 ms |
4444 KB |
Double -1.05375e+09 violates the range [-1, 1e+18] |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
19 ms |
4700 KB |
Double -1.09937e+09 violates the range [-1, 1e+18] |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
20 ms |
4444 KB |
Wrong Answer. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
19 ms |
4444 KB |
Wrong Answer. |
2 |
Halted |
0 ms |
0 KB |
- |