oj.uz

Submission #409871

# Submission time Handle Problem Language Result Execution time Memory
409871 2021-05-21T17:41:41 Z Ahmad_Hasan Swapping Cities (APIO20_swap) C++17
0 / 100
 98 ms 4768 KB 
#include <bits/stdc++.h>
using namespace std;
vector<vector<pair<int,int> > >adj;
vector<vector<int> >par,dis,mn;
vector<int>dep;
vector<vector<int> >mnaf;
int dfs(int cr=0,int pr=-1,int d=-1,int m=INT_MAX){
    par[cr][0]=pr;
    for(int i=1;i<30;i++){
        if(par[cr][i-1]==-1)break;
        par[cr][i]=par[par[cr][i-1]][i-1];
    }
    dis[cr][0]=d;
    for(int i=1;i<30;i++){
        if(par[cr][i-1]==-1)break;
        dis[cr][i]=dis[par[cr][i-1]][i-1];
    }
    mn[cr][0]=m;
    for(int i=1;i<30;i++){
        if(par[cr][i-1]==-1)break;
        mn[cr][i]=mn[par[cr][i-1]][i-1];
    }

    if(pr==-1)dep[cr]=0;
    else dep[cr]=dep[pr]+1;

    for(int i=0;i<adj[cr].size();i++){
        if(adj[cr][i].first!=pr){
            if(adj[cr][i].second<mnaf[cr][0]){
                mnaf[cr][1]=mnaf[cr][0];
                mnaf[cr][0]=adj[cr][i].second;
            }else{
                mnaf[cr][1]=adj[cr][i].second;
            }
        }

    }
    for(int i=0;i<adj[cr].size();i++){
        if(adj[cr][i].first!=pr){
            dfs(adj[cr][i].first,cr,adj[cr][i].second,(mnaf[cr][0]==adj[cr][i].second)?mnaf[cr][1]:mnaf[cr][0]);
        }

    }
    return 0;
}
void init (int n,int m,vector<int>u,vector<int>v,vector<int>w){

    
}
int getMinimumFuelCapacity(int x,int y){
    return -1;
}/**
int main() {

    ios_base::sync_with_stdio(0);
    cin.tie(0);      cout.tie(0);

    init(5,4,{0,0,0,1},{1,2,3,4},{5,5,3,2});



  return 0;
}*/

Compilation message

swap.cpp: In function 'int dfs(int, int, int, int)':
swap.cpp:27:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |     for(int i=0;i<adj[cr].size();i++){
      |                 ~^~~~~~~~~~~~~~~
swap.cpp:38:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |     for(int i=0;i<adj[cr].size();i++){
      |                 ~^~~~~~~~~~~~~~~

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 244 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 28 ms 2372 KB Output is correct
10 Correct 34 ms 2684 KB Output is correct
11 Correct 34 ms 2756 KB Output is correct
12 Correct 35 ms 2856 KB Output is correct
13 Correct 36 ms 2828 KB Output is correct
14 Correct 34 ms 2532 KB Output is correct
15 Correct 96 ms 4640 KB Output is correct
16 Correct 94 ms 4592 KB Output is correct
17 Correct 98 ms 4680 KB Output is correct
18 Correct 97 ms 4768 KB Output is correct
19 Incorrect 65 ms 3176 KB Output isn't correct
20 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 244 KB Output is correct
3 Incorrect 89 ms 4520 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 244 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Incorrect 1 ms 204 KB Output isn't correct

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 244 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 28 ms 2372 KB Output is correct
10 Correct 34 ms 2684 KB Output is correct
11 Correct 34 ms 2756 KB Output is correct
12 Correct 35 ms 2856 KB Output is correct
13 Correct 36 ms 2828 KB Output is correct
14 Correct 34 ms 2532 KB Output is correct
15 Correct 96 ms 4640 KB Output is correct
16 Correct 94 ms 4592 KB Output is correct
17 Correct 98 ms 4680 KB Output is correct
18 Correct 97 ms 4768 KB Output is correct
19 Incorrect 89 ms 4520 KB Output isn't correct
20 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct