Mai intai trebuie sa te autentifici.
Cod sursa(job #2504156)
| Utilizator | Data | 4 decembrie 2019 16:13:48 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 90 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.4 kb |
#include <fstream>
using namespace std;
ifstream cin("stramosi.in");
ofstream cout("stramosi.out");
int n,q,d[250001][20],a,b;
int main()
{
cin>>n>>q;
for(int i=1;i<=n;i++)
cin>>d[i][0];
for(int k=1;k<=19;k++){
for(int i=1;i<=n;i++){
d[i][k]=d[d[i][k-1]][k-1];
}
}
while(q--){
cin>>a>>b;
for(int i=19;i>=0;i--)
if ( (b & (1 <<i)) == (1 << i)) {
a=d[a][i];
}
cout<<a<<'\n';
}
}
