oj.uz

Submission #780542

# Submission time Handle Problem Language Result Execution time Memory
780542 2023-07-12T10:01:20 Z vjudge1 Dostavljač (COCI18_dostavljac) C++17
0 / 140
 1 ms 2644 KB 
//subtask node sıralı ise &&tree
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);
#define OYY 10000000005
#define mod 998244353
vector <int> v[100005];
int dizi[100005];
int cev=0,co=0,n,m;

void dfs(int node,int ata){
    co+=2;
    if(co>m)return ;
    cev+=dizi[node];
    for(int i=0;i<v[node].size();i++){
        int go=v[node][i];
        if(go==ata)continue;
        dfs(go,node);
    }
}

int32_t main(){
    faster
    cin>>n>>m;
    if(m&1)m++;
    for(int i=1;i<=n;i++)cin>>dizi[i];
    for(int i=1;i<n;i++){
        int a,b;cin>>a>>b;
        v[a].push_back(b);
        v[b].push_back(a);
    }
    dfs(1,-1);
    cout<<cev<<'\n';
    return 0;
}

Compilation message

dostavljac.cpp: In function 'void dfs(long long int, long long int)':
dostavljac.cpp:16:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for(int i=0;i<v[node].size();i++){
      |                 ~^~~~~~~~~~~~~~~

Subtask #1
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2644 KB Output isn't correct
2 Halted 0 ms 0 KB -