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Submission #864099

# Submission time Handle Problem Language Result Execution time Memory
864099 2023-10-22T03:43:09 Z Ice_man Truck Driver (IOI23_deliveries) C++17
0 / 100
 74 ms 10576 KB 
#include <deliveries.h>
#include <iostream>
#include <vector>

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

using namespace std;

int n;

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

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

long long pom;

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

    for(int i = 0; i < (int)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]);
        c[node] += c[v[node][i].first];
    }

}

void init(int N , vector <int> U , vector <int> V, vector <int> W, vector <int> T)
{

    n = N;
    for(int i = 0; i < (int)U.size(); i++) v[U[i]].push_back({V[i] , W[i]});
    for(int i = 0; i < (int)V.size(); i++) v[V[i]].push_back({U[i] , W[i]});

    for(int i = 0; i < n; i++) pom += t[i];



    for(int 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);
    return ans;

}

Subtask #1
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 74 ms 10576 KB 3rd lines differ - on the 1st token, expected: '39049160', found: '-106753302'
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 2648 KB 3rd lines differ - on the 1st token, expected: '1627540', found: '-745530'
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 74 ms 10576 KB 3rd lines differ - on the 1st token, expected: '39049160', found: '-106753302'
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 74 ms 10576 KB 3rd lines differ - on the 1st token, expected: '39049160', found: '-106753302'
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 36.0

# Verdict Execution time Memory Grader output
1 Incorrect 74 ms 10576 KB 3rd lines differ - on the 1st token, expected: '39049160', found: '-106753302'
2 Halted 0 ms 0 KB -