Mai intai trebuie sa te autentifici.
Cod sursa(job #2498947)
| Utilizator | Data | 24 noiembrie 2019 21:15:02 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 80 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.56 kb |
#include <bits/stdc++.h>
#define DIM 250010
using namespace std;
ifstream fin("stramosi.in");
ofstream fout("stramosi.out");
int S[DIM][22];
int n,m,i,p,putere,a,b;
int main(){
fin>>n>>m;
for(i=1;i<=n;i++)
fin>>S[i][0];
for(putere=1;putere<=20;putere++)
for(i=1;i<=n;i++)
S[i][putere]=S[S[i][putere-1]][putere-1];
for(i=1;i<=m;i++){
fin>>a>>b;
int dim = log2(b)+1;
for(p=0;p<=dim;p++){
if(b&(1<<p))
a=S[a][p];
}
fout<<a<<"\n";
}
}
