#include <bits/stdc++.h>
using namespace std;
int main()
{
ios::sync_with_stdio(0);
cin.tie(0);
int n;
cin >> n;
vector<int> t(n+1);
for(int i=1; i<=n; i++)cin>>t[i];
vector<int> marvolt(n+1, 0);
vector<int> eredmeny(n+1, 0);
int maxi = 0;
int legjobb = -1;
for(int i=1; i<=n; i++)
{
int most = i;
vector<int> ut;
while(marvolt[most] != i and eredmeny[most] == 0)
{
marvolt[most] = i;
ut.push_back(most);
most = t[most];
}
if(eredmeny[most] != 0)
{
int hossz = eredmeny[most];
for(int j=ut.size()-1; j>=0; j--)
{
hossz++;
eredmeny[ut[j]] = hossz;
}
}
else
{
int tor = -1;
for(int j=0; j<ut.size(); j++)
{
if(ut[j] == most)
{
tor = j;
break;
}
}
int hossz = ut.size() - tor;
for(int j=tor; j<ut.size(); j++)
{
eredmeny[ut[j]] = hossz;
}
int akt = hossz;
for(int j=tor-1; j>=0; j--)
{
akt++;
eredmeny[ut[j]] = akt;
}
}
}
for(int i=1; i<=n; i++)
{
if(eredmeny[i] > maxi)
{
maxi = eredmeny[i];
legjobb = i;
}
}
cout << legjobb << " " << maxi;
return 0;
}
| Subtask | Sum | Test | Verdict | Time | Memory | ||
|---|---|---|---|---|---|---|---|
| subtask1 | 0/0 | ||||||
| 1 | Accepted | 1ms | 316 KiB | ||||
| subtask2 | 20/20 | ||||||
| 2 | Accepted | 1ms | 316 KiB | ||||
| 3 | Accepted | 1ms | 316 KiB | ||||
| 4 | Accepted | 1ms | 328 KiB | ||||
| 5 | Accepted | 1ms | 316 KiB | ||||
| 6 | Accepted | 1ms | 316 KiB | ||||
| 7 | Accepted | 1ms | 316 KiB | ||||
| 8 | Accepted | 1ms | 316 KiB | ||||
| 9 | Accepted | 1ms | 316 KiB | ||||
| 10 | Accepted | 1ms | 316 KiB | ||||
| 11 | Accepted | 1ms | 316 KiB | ||||
| 12 | Accepted | 1ms | 416 KiB | ||||
| subtask3 | 18/18 | ||||||
| 13 | Accepted | 35ms | 2788 KiB | ||||
| 14 | Accepted | 35ms | 2612 KiB | ||||
| 15 | Accepted | 35ms | 2756 KiB | ||||
| 16 | Accepted | 35ms | 2764 KiB | ||||
| 17 | Accepted | 37ms | 3172 KiB | ||||
| 18 | Accepted | 37ms | 3424 KiB | ||||
| 19 | Accepted | 35ms | 3420 KiB | ||||
| 20 | Accepted | 35ms | 3568 KiB | ||||
| 21 | Accepted | 35ms | 3916 KiB | ||||
| 22 | Accepted | 35ms | 3768 KiB | ||||
| subtask4 | 42/42 | ||||||
| 23 | Accepted | 1ms | 316 KiB | ||||
| 24 | Accepted | 1ms | 316 KiB | ||||
| 25 | Accepted | 1ms | 316 KiB | ||||
| 26 | Accepted | 1ms | 328 KiB | ||||
| 27 | Accepted | 1ms | 316 KiB | ||||
| 28 | Accepted | 1ms | 316 KiB | ||||
| 29 | Accepted | 1ms | 316 KiB | ||||
| 30 | Accepted | 1ms | 316 KiB | ||||
| 31 | Accepted | 1ms | 316 KiB | ||||
| 32 | Accepted | 1ms | 316 KiB | ||||
| 33 | Accepted | 1ms | 316 KiB | ||||
| 34 | Accepted | 1ms | 416 KiB | ||||
| 35 | Accepted | 35ms | 2788 KiB | ||||
| 36 | Accepted | 35ms | 2612 KiB | ||||
| 37 | Accepted | 35ms | 2756 KiB | ||||
| 38 | Accepted | 35ms | 2764 KiB | ||||
| 39 | Accepted | 37ms | 3172 KiB | ||||
| 40 | Accepted | 37ms | 3424 KiB | ||||
| 41 | Accepted | 35ms | 3420 KiB | ||||
| 42 | Accepted | 35ms | 3568 KiB | ||||
| 43 | Accepted | 35ms | 3916 KiB | ||||
| 44 | Accepted | 35ms | 3768 KiB | ||||
| 45 | Accepted | 39ms | 2760 KiB | ||||
| 46 | Accepted | 39ms | 2612 KiB | ||||
| 47 | Accepted | 39ms | 2820 KiB | ||||
| 48 | Accepted | 39ms | 2760 KiB | ||||
| 49 | Accepted | 39ms | 2868 KiB | ||||
| 50 | Accepted | 41ms | 2868 KiB | ||||
| 51 | Accepted | 41ms | 2868 KiB | ||||
| 52 | Accepted | 37ms | 2868 KiB | ||||
| 53 | Accepted | 39ms | 3484 KiB | ||||
| 54 | Accepted | 39ms | 3252 KiB | ||||