#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;
mt19937_64 rng(0);
std::vector<int> longest_trip(int N, int D)
{
vector<int>x,y;
x.push_back(0);
for(int i=1;i<N;i++){
if(are_connected({0}, {i})){
x.push_back(i);
} else{
y.push_back(i);
}
}
if(y.size()>0 && !are_connected(x,y)){
if(x.size()>y.size()){
return x;
} else{
return y;
}
}
if(y.empty()){
vector<int>ans;
vector<int>p;
ans.push_back({1});
for(int i=2;i<N;i++){
p.push_back(i);
}
while(!p.empty()){
shuffle(p.begin(),p.end(),rng);
bool found=false;
for(int i: p){
if(are_connected({ans.back()}, {i})){
ans.push_back(i);
p.erase(find(p.begin(),p.end(), i));
found=true;
break;
}
}
if(!found){
break;
}
}
ans.push_back(0);
for(int i: p){
ans.push_back(i);
}
return ans;
}
vector<int>y_;
for(int i=0;i<N;i++){
if(find(y.begin(),y.end(),i)==y.end()){
y_.push_back(i);
}
}
for(int i=0;i<y.size();i++){
if(are_connected({y[i]}, y_)){
swap(y[y.size()-1], y[i]);
break;
}
}
vector<int>ans=y;
vector<int>p;
for(int i=1;i<N;i++){
if(find(y.begin(),y.end(),i)==y.end()){
p.push_back(i);
}
}
while(!p.empty()){
shuffle(p.begin(),p.end(),rng);
bool found=false;
for(int i: p){
if(are_connected({ans.back()}, {i})){
ans.push_back(i);
p.erase(find(p.begin(),p.end(), i));
found=true;
break;
}
}
if(!found){
break;
}
}
ans.push_back(0);
for(int i: p){
ans.push_back(i);
}
return ans;
}
Compilation message
longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:58:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
58 | for(int i=0;i<y.size();i++){
| ~^~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
3 ms |
444 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
344 KB |
Output is correct |
| 2 |
Correct |
9 ms |
344 KB |
Output is correct |
| 3 |
Correct |
8 ms |
344 KB |
Output is correct |
| 4 |
Correct |
9 ms |
600 KB |
Output is correct |
| 5 |
Correct |
10 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
344 KB |
Output is correct |
| 2 |
Correct |
7 ms |
344 KB |
Output is correct |
| 3 |
Correct |
9 ms |
344 KB |
Output is correct |
| 4 |
Correct |
9 ms |
344 KB |
Output is correct |
| 5 |
Correct |
12 ms |
344 KB |
Output is correct |
| 6 |
Correct |
10 ms |
344 KB |
Output is correct |
| 7 |
Correct |
9 ms |
344 KB |
Output is correct |
| 8 |
Correct |
9 ms |
344 KB |
Output is correct |
| 9 |
Correct |
9 ms |
344 KB |
Output is correct |
| 10 |
Correct |
11 ms |
344 KB |
Output is correct |
| 11 |
Correct |
10 ms |
600 KB |
Output is correct |
| 12 |
Correct |
11 ms |
344 KB |
Output is correct |
| 13 |
Correct |
11 ms |
340 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
6 ms |
344 KB |
Output is correct |
| 2 |
Correct |
8 ms |
344 KB |
Output is correct |
| 3 |
Correct |
9 ms |
344 KB |
Output is correct |
| 4 |
Correct |
11 ms |
852 KB |
Output is correct |
| 5 |
Correct |
10 ms |
344 KB |
Output is correct |
| 6 |
Correct |
8 ms |
596 KB |
Output is correct |
| 7 |
Correct |
9 ms |
344 KB |
Output is correct |
| 8 |
Correct |
9 ms |
344 KB |
Output is correct |
| 9 |
Correct |
10 ms |
344 KB |
Output is correct |
| 10 |
Correct |
10 ms |
344 KB |
Output is correct |
| 11 |
Correct |
10 ms |
344 KB |
Output is correct |
| 12 |
Correct |
10 ms |
344 KB |
Output is correct |
| 13 |
Correct |
11 ms |
344 KB |
Output is correct |
| 14 |
Correct |
7 ms |
344 KB |
Output is correct |
| 15 |
Correct |
6 ms |
344 KB |
Output is correct |
| 16 |
Correct |
12 ms |
344 KB |
Output is correct |
| 17 |
Correct |
8 ms |
600 KB |
Output is correct |
| 18 |
Correct |
9 ms |
344 KB |
Output is correct |
| 19 |
Correct |
10 ms |
600 KB |
Output is correct |
| 20 |
Correct |
10 ms |
448 KB |
Output is correct |
| 21 |
Correct |
10 ms |
700 KB |
Output is correct |
| 22 |
Correct |
10 ms |
704 KB |
Output is correct |
| 23 |
Correct |
9 ms |
444 KB |
Output is correct |
| 24 |
Correct |
10 ms |
696 KB |
Output is correct |
| 25 |
Correct |
6 ms |
344 KB |
Output is correct |
| 26 |
Correct |
7 ms |
344 KB |
Output is correct |
| 27 |
Correct |
8 ms |
344 KB |
Output is correct |
| 28 |
Correct |
7 ms |
344 KB |
Output is correct |
| 29 |
Correct |
5 ms |
344 KB |
Output is correct |
| 30 |
Correct |
4 ms |
344 KB |
Output is correct |
| 31 |
Correct |
4 ms |
344 KB |
Output is correct |
| 32 |
Correct |
5 ms |
344 KB |
Output is correct |
| 33 |
Correct |
5 ms |
344 KB |
Output is correct |
| 34 |
Correct |
4 ms |
344 KB |
Output is correct |
| 35 |
Correct |
5 ms |
344 KB |
Output is correct |
| 36 |
Correct |
5 ms |
344 KB |
Output is correct |
| 37 |
Correct |
4 ms |
344 KB |
Output is correct |
| 38 |
Correct |
5 ms |
600 KB |
Output is correct |
| 39 |
Correct |
4 ms |
344 KB |
Output is correct |
| 40 |
Correct |
5 ms |
344 KB |
Output is correct |
| 41 |
Correct |
4 ms |
592 KB |
Output is correct |
| 42 |
Correct |
4 ms |
344 KB |
Output is correct |
| 43 |
Correct |
4 ms |
344 KB |
Output is correct |
| 44 |
Correct |
5 ms |
344 KB |
Output is correct |
| 45 |
Correct |
15 ms |
344 KB |
Output is correct |
| 46 |
Correct |
10 ms |
596 KB |
Output is correct |
| 47 |
Correct |
9 ms |
344 KB |
Output is correct |
| 48 |
Correct |
10 ms |
344 KB |
Output is correct |
| 49 |
Correct |
10 ms |
512 KB |
Output is correct |
| 50 |
Correct |
10 ms |
440 KB |
Output is correct |
| 51 |
Correct |
9 ms |
440 KB |
Output is correct |
| 52 |
Correct |
10 ms |
344 KB |
Output is correct |
| 53 |
Correct |
10 ms |
344 KB |
Output is correct |
| 54 |
Correct |
11 ms |
344 KB |
Output is correct |
| 55 |
Correct |
10 ms |
344 KB |
Output is correct |
| 56 |
Correct |
14 ms |
344 KB |
Output is correct |
| 57 |
Correct |
13 ms |
440 KB |
Output is correct |
| 58 |
Correct |
11 ms |
600 KB |
Output is correct |
| 59 |
Correct |
12 ms |
612 KB |
Output is correct |
| 60 |
Correct |
11 ms |
440 KB |
Output is correct |
| 61 |
Correct |
10 ms |
344 KB |
Output is correct |
| 62 |
Correct |
11 ms |
344 KB |
Output is correct |
| 63 |
Correct |
11 ms |
444 KB |
Output is correct |
| 64 |
Correct |
13 ms |
440 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
344 KB |
Output is correct |
| 2 |
Correct |
8 ms |
340 KB |
Output is correct |
| 3 |
Correct |
9 ms |
344 KB |
Output is correct |
| 4 |
Correct |
11 ms |
344 KB |
Output is correct |
| 5 |
Partially correct |
11 ms |
596 KB |
Output is partially correct |
| 6 |
Correct |
8 ms |
344 KB |
Output is correct |
| 7 |
Correct |
10 ms |
344 KB |
Output is correct |
| 8 |
Correct |
10 ms |
344 KB |
Output is correct |
| 9 |
Correct |
9 ms |
344 KB |
Output is correct |
| 10 |
Partially correct |
10 ms |
344 KB |
Output is partially correct |
| 11 |
Partially correct |
10 ms |
344 KB |
Output is partially correct |
| 12 |
Partially correct |
10 ms |
344 KB |
Output is partially correct |
| 13 |
Partially correct |
11 ms |
344 KB |
Output is partially correct |
| 14 |
Correct |
9 ms |
344 KB |
Output is correct |
| 15 |
Correct |
8 ms |
344 KB |
Output is correct |
| 16 |
Correct |
10 ms |
344 KB |
Output is correct |
| 17 |
Correct |
9 ms |
600 KB |
Output is correct |
| 18 |
Correct |
9 ms |
344 KB |
Output is correct |
| 19 |
Correct |
10 ms |
596 KB |
Output is correct |
| 20 |
Correct |
10 ms |
600 KB |
Output is correct |
| 21 |
Correct |
7 ms |
344 KB |
Output is correct |
| 22 |
Correct |
7 ms |
344 KB |
Output is correct |
| 23 |
Correct |
6 ms |
344 KB |
Output is correct |
| 24 |
Correct |
6 ms |
344 KB |
Output is correct |
| 25 |
Correct |
5 ms |
344 KB |
Output is correct |
| 26 |
Correct |
5 ms |
344 KB |
Output is correct |
| 27 |
Correct |
5 ms |
344 KB |
Output is correct |
| 28 |
Correct |
4 ms |
344 KB |
Output is correct |
| 29 |
Correct |
4 ms |
344 KB |
Output is correct |
| 30 |
Correct |
4 ms |
344 KB |
Output is correct |
| 31 |
Correct |
5 ms |
344 KB |
Output is correct |
| 32 |
Correct |
9 ms |
596 KB |
Output is correct |
| 33 |
Correct |
9 ms |
344 KB |
Output is correct |
| 34 |
Correct |
11 ms |
344 KB |
Output is correct |
| 35 |
Correct |
10 ms |
344 KB |
Output is correct |
| 36 |
Correct |
11 ms |
344 KB |
Output is correct |
| 37 |
Correct |
10 ms |
440 KB |
Output is correct |
| 38 |
Correct |
9 ms |
436 KB |
Output is correct |
| 39 |
Correct |
10 ms |
344 KB |
Output is correct |
| 40 |
Correct |
11 ms |
344 KB |
Output is correct |
| 41 |
Correct |
10 ms |
344 KB |
Output is correct |
| 42 |
Correct |
12 ms |
600 KB |
Output is correct |
| 43 |
Partially correct |
11 ms |
700 KB |
Output is partially correct |
| 44 |
Partially correct |
11 ms |
700 KB |
Output is partially correct |
| 45 |
Partially correct |
10 ms |
692 KB |
Output is partially correct |
| 46 |
Partially correct |
10 ms |
700 KB |
Output is partially correct |
| 47 |
Correct |
5 ms |
344 KB |
Output is correct |
| 48 |
Correct |
4 ms |
684 KB |
Output is correct |
| 49 |
Correct |
5 ms |
344 KB |
Output is correct |
| 50 |
Correct |
5 ms |
600 KB |
Output is correct |
| 51 |
Correct |
5 ms |
344 KB |
Output is correct |
| 52 |
Correct |
4 ms |
344 KB |
Output is correct |
| 53 |
Correct |
4 ms |
344 KB |
Output is correct |
| 54 |
Correct |
5 ms |
344 KB |
Output is correct |
| 55 |
Correct |
5 ms |
600 KB |
Output is correct |
| 56 |
Correct |
5 ms |
344 KB |
Output is correct |
| 57 |
Correct |
4 ms |
608 KB |
Output is correct |
| 58 |
Correct |
4 ms |
344 KB |
Output is correct |
| 59 |
Correct |
5 ms |
344 KB |
Output is correct |
| 60 |
Correct |
5 ms |
344 KB |
Output is correct |
| 61 |
Correct |
4 ms |
344 KB |
Output is correct |
| 62 |
Partially correct |
13 ms |
600 KB |
Output is partially correct |
| 63 |
Partially correct |
10 ms |
444 KB |
Output is partially correct |
| 64 |
Partially correct |
10 ms |
444 KB |
Output is partially correct |
| 65 |
Partially correct |
13 ms |
444 KB |
Output is partially correct |
| 66 |
Partially correct |
12 ms |
440 KB |
Output is partially correct |
| 67 |
Partially correct |
11 ms |
344 KB |
Output is partially correct |
| 68 |
Partially correct |
11 ms |
608 KB |
Output is partially correct |
| 69 |
Partially correct |
11 ms |
600 KB |
Output is partially correct |
| 70 |
Partially correct |
12 ms |
444 KB |
Output is partially correct |
| 71 |
Partially correct |
12 ms |
444 KB |
Output is partially correct |
| 72 |
Partially correct |
12 ms |
448 KB |
Output is partially correct |
| 73 |
Partially correct |
11 ms |
604 KB |
Output is partially correct |
| 74 |
Partially correct |
13 ms |
444 KB |
Output is partially correct |
| 75 |
Partially correct |
10 ms |
344 KB |
Output is partially correct |
| 76 |
Partially correct |
13 ms |
344 KB |
Output is partially correct |
| 77 |
Partially correct |
14 ms |
444 KB |
Output is partially correct |
| 78 |
Partially correct |
13 ms |
344 KB |
Output is partially correct |
| 79 |
Partially correct |
12 ms |
440 KB |
Output is partially correct |
| 80 |
Partially correct |
12 ms |
444 KB |
Output is partially correct |
| 81 |
Partially correct |
12 ms |
596 KB |
Output is partially correct |
| 82 |
Partially correct |
9 ms |
344 KB |
Output is partially correct |
