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Submission #409878

# Submission time Handle Problem Language Result Execution time Memory
409878 2021-05-21T17:51:09 Z Ahmad_Hasan Swapping Cities (APIO20_swap) C++17
6 / 100
 100 ms 5824 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;
}
int f,mxx;
void init (int n,int m,vector<int>u,vector<int>v,vector<int>w){
	f=m<n;
	mxx=0;
	for(int i=0;i<w.size();i++)
	mxx=max(mxx,w[i]);
   /**
    for(int i=0;i<n;i++){
        for(int j=0;j<10;j++)
            cout<<mn[i][j]<<' ';
        cout<<'\n';
    }

*/
}
int getMinimumFuelCapacity(int x,int y){
  	if(f)
    return -1;
  return mxx;
}/**
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++){
      |                 ~^~~~~~~~~~~~~~~
swap.cpp: In function 'void init(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
swap.cpp:50:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |  for(int i=0;i<w.size();i++)
      |              ~^~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 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 220 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 2120 KB Output is correct
10 Correct 33 ms 2456 KB Output is correct
11 Correct 32 ms 2504 KB Output is correct
12 Correct 38 ms 2624 KB Output is correct
13 Correct 34 ms 2620 KB Output is correct
14 Correct 33 ms 2240 KB Output is correct
15 Correct 95 ms 4260 KB Output is correct
16 Correct 94 ms 4264 KB Output is correct
17 Correct 96 ms 4384 KB Output is correct
18 Correct 98 ms 4380 KB Output is correct
19 Correct 58 ms 3976 KB Output is correct
20 Correct 94 ms 5412 KB Output is correct
21 Correct 97 ms 5672 KB Output is correct
22 Correct 100 ms 5824 KB Output is correct
23 Correct 99 ms 5792 KB Output is correct

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Incorrect 89 ms 4208 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 204 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 220 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 204 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 220 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 2120 KB Output is correct
10 Correct 33 ms 2456 KB Output is correct
11 Correct 32 ms 2504 KB Output is correct
12 Correct 38 ms 2624 KB Output is correct
13 Correct 34 ms 2620 KB Output is correct
14 Correct 33 ms 2240 KB Output is correct
15 Correct 95 ms 4260 KB Output is correct
16 Correct 94 ms 4264 KB Output is correct
17 Correct 96 ms 4384 KB Output is correct
18 Correct 98 ms 4380 KB Output is correct
19 Incorrect 89 ms 4208 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