oj.uz

답안 #630402

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
630402 2022-08-16T10:19:54 Z NintsiChkhaidze 악어의 지하 도시 (IOI11_crocodile) C++14
46 / 100
 129 ms 262144 KB 
#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
#define s second
#define pb push_back
#define f first
 
const int nn = 100005;
vector <pair<int,int> > v[nn];
int dp[nn];

// int R[nn][4],L[nn],P[nn];

void dfs(int x,int par){
    int mn1 = 1e9,mn2 = 1e9;
    for (auto [to,w]: v[x]){
        if (to == par) continue;
        dfs(to,x);
        int vl = dp[to] + w;
        if (vl < mn1) mn2 = mn1,mn1 = vl;
        else if (vl < mn2) mn2 = vl;
    }

    if (v[x].size() == 1) dp[x] = 0;
    else dp[x] = mn2;
}
    /*int main (){
    int N,M,K;
    cin>>N>>M>>K;
    */
int travel_plan(int N, int M, int R[][2], int L[], int K, int P[]){
 
    for (int i = 0; i < M; i++){
        // cin>>R[i][0]>>R[i][1]>>L[i];
        v[R[i][0]].pb({R[i][1],L[i]});
        v[R[i][1]].pb({R[i][0],L[i]});
    }
    
    // for (int i = 0; i < K; i++)
    //     cin>>P[i];

    dfs(0,0);
    return dp[0];
    // cout<<dp[0];
}

Compilation message

crocodile.cpp: In function 'void dfs(int, int)':
crocodile.cpp:16:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   16 |     for (auto [to,w]: v[x]){
      |               ^

Subtask #1
46.0 / 46.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 3 ms 2644 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 3 ms 2644 KB Output is correct
5 Correct 3 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct

Subtask #2
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 3 ms 2644 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 3 ms 2644 KB Output is correct
5 Correct 3 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Runtime error 129 ms 262144 KB Execution killed with signal 9
10 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 3 ms 2644 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 3 ms 2644 KB Output is correct
5 Correct 3 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Runtime error 129 ms 262144 KB Execution killed with signal 9
10 Halted 0 ms 0 KB -