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답안 #864109

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
864109 2023-10-22T03:57:17 Z Ice_man Truck Driver (IOI23_deliveries) C++17
0 / 100
 76 ms 11348 KB 
#include "deliveries.h"
#include <iostream>
#include <vector>


#define maxn 100005
#define maxq 300005
#define INF 1000000010
#define endl '\n'

using namespace std;

long long n;

long long t[maxn];
long long c[maxn];

vector <pair <int , int> > v[maxn];
long long ans;

long long pom;

void dfs(long long node , long long parent = -1)
{
    c[node] = t[node];

    for(long long i = 0; i < (long long)v[node].size(); i++)
    {
        if(v[node][i].first == parent) continue;
        dfs(v[node][i].first , node);

        ans += v[node][i].second * min(c[v[node][i].first] , pom - c[v[node][i].first]) * 2;
        c[node] += c[v[node][i].first];
    }

}

void init(int N, vector<int> U, vector<int> V, vector<int> T, vector<int> W)
{
    pom = 1;
    n = N;
    for(long long i = 0; i < (long long)U.size(); i++) v[U[i]].push_back({V[i] , W[i]});
    for(long long i = 0; i < (long long)V.size(); i++) v[V[i]].push_back({U[i] , W[i]});

    for(long long i = 0; i < n; i++) pom += T[i];



    for(long long i = 0; i < n; i++) t[i] = T[i];
}



long long max_time(int S , int X)
{
    pom -= t[S];

    t[S] = X;
    pom += t[S];
    ans = 0;

    dfs(0 , -123);
    return ans;

}

Subtask #1
0.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 76 ms 11348 KB 3rd lines differ - on the 1st token, expected: '39049160', found: '0'
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 2652 KB 3rd lines differ - on the 1st token, expected: '1627540', found: '1024526'
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 76 ms 11348 KB 3rd lines differ - on the 1st token, expected: '39049160', found: '0'
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 76 ms 11348 KB 3rd lines differ - on the 1st token, expected: '39049160', found: '0'
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 76 ms 11348 KB 3rd lines differ - on the 1st token, expected: '39049160', found: '0'
2 Halted 0 ms 0 KB -