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Submission #963236

# Submission time Handle Problem Language Result Execution time Memory
963236 2024-04-14T19:07:31 Z SuPythony Crocodile's Underground City (IOI11_crocodile) C++17
46 / 100
 173 ms 262144 KB 
#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;

vector<vector<pair<int,int>>> al(1000, vector<pair<int,int>>());
vector<int> is_exit(1000, 0);
vector<int> dp(1000,0);

void dfs(int u, int p) {
    if (is_exit[u]) return;
    int mn=INT_MAX;
    int mn2=INT_MAX;
    for (auto v: al[u]) {
        if (v.first==p) continue;
        dfs(v.first,u);
        if (dp[v.first]+v.second<=mn) {
            mn2=mn;
            mn=min(mn,dp[v.first]+v.second);
        } else {
            mn2=min(mn2,dp[v.first]+v.second);
        }
    }
    dp[u]=mn2;
}

int travel_plan(int N, int M, int R[][2], int L[], int K, int P[])
{
    for (int i=0; i<M; i++) {
        int u=R[i][0], v=R[i][1];
        al[u].push_back({v, L[i]});
        al[v].push_back({u, L[i]});
    }
    for (int i=0; i<K; i++) {
        is_exit[P[i]]=1;
    }
    if (is_exit[0]) return 0;
    dfs(0,-1);
    return dp[0];
}

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 2 ms 4444 KB Output is correct
3 Correct 1 ms 4440 KB Output is correct
4 Correct 1 ms 4440 KB Output is correct
5 Correct 2 ms 4444 KB Output is correct
6 Correct 3 ms 4444 KB Output is correct
7 Correct 1 ms 4440 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct

Subtask #2
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 2 ms 4444 KB Output is correct
3 Correct 1 ms 4440 KB Output is correct
4 Correct 1 ms 4440 KB Output is correct
5 Correct 2 ms 4444 KB Output is correct
6 Correct 3 ms 4444 KB Output is correct
7 Correct 1 ms 4440 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Runtime error 173 ms 262144 KB Execution killed with signal 9
10 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 2 ms 4444 KB Output is correct
3 Correct 1 ms 4440 KB Output is correct
4 Correct 1 ms 4440 KB Output is correct
5 Correct 2 ms 4444 KB Output is correct
6 Correct 3 ms 4444 KB Output is correct
7 Correct 1 ms 4440 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Runtime error 173 ms 262144 KB Execution killed with signal 9
10 Halted 0 ms 0 KB -