Cod sursa(job #2286529)
| Utilizator | Data | 20 noiembrie 2018 14:19:27 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 90 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.55 kb |
#include <fstream>
#include <cstring>
#include <algorithm>
# define mod 1000000
using namespace std;
ifstream fin("stramosi.in");
ofstream fout("stramosi.out");
int i,n,m,nod,poz,j,t[250001][18],aux;
int main(){
fin>>n>>m;
for(i=1;i<=n;i++)
fin>>t[i][0];
for(j=1,aux=2;aux<=n;j++,aux<<=1)
for(i=1;i<=n;i++)
t[i][j]=t[t[i][j-1]][j-1];
for(i=1;i<=m;i++)
{
fin>>nod>>poz;
for(j=0,aux=1;aux<=poz;j++,aux<<=1)if(poz&aux) nod=t[nod][j];
fout<<nod<<'\n';
}
return 0;
}
