#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.size()>0){
vector<int>y_;
for(int i=0;i<N;i++){
if(find(y.begin(),y.end(),i)==y.end()){
y_.push_back(i);
}
}
int lo=0;
int hi=y.size()-1;
while(lo<hi){
int m=(lo+hi)/2;
vector<int>vv;
for(int i=lo;i<=m;i++){
vv.push_back(y[i]);
}
if(are_connected(vv, y_)){
hi=m;
} else{
lo=m+1;
}
}
swap(y[y.size()-1], y[lo]);
}
vector<int>ans = y;
vector<int>p;
if(y.size()==0){
ans.push_back({1});
}
for(int i=1;i<N;i++){
if(find(ans.begin(),ans.end(),i)==ans.end()){
p.push_back(i);
}
}
while(!p.empty()){
shuffle(p.begin(),p.end(),rng);
if(!are_connected({ans.back()}, p)){
break;
}
for(int i: p){
if(are_connected({ans.back()}, {i})){
ans.push_back(i);
p.erase(find(p.begin(),p.end(), i));
}
}
}
ans.push_back(0);
for(int i: p){
ans.push_back(i);
}
return ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Incorrect |
2 ms |
444 KB |
non-disjoint arrays |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
344 KB |
Output is correct |
2 |
Incorrect |
0 ms |
424 KB |
non-disjoint arrays |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
12 ms |
344 KB |
Output is correct |
2 |
Incorrect |
1 ms |
344 KB |
non-disjoint arrays |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
8 ms |
344 KB |
Output is correct |
2 |
Incorrect |
0 ms |
344 KB |
non-disjoint arrays |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
9 ms |
344 KB |
Output is correct |
2 |
Incorrect |
1 ms |
344 KB |
non-disjoint arrays |
3 |
Halted |
0 ms |
0 KB |
- |