Cod sursa(job #2977242)
| Utilizator | Data | 11 februarie 2023 09:54:53 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 0 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.58 kb |
#include <fstream>
using namespace std;
ifstream cin("stramosi.in");
ofstream cout("stramosi.out");
int n,m,i
int tata[250008][28],a,b,j;
int main()
{
cin>>n>>m;
for(i=1;i<=n;i++)
{
cin>>tata[i][0];
}
for(j=1;(1<<j)<=n;j++)
{
for(i=(1<<j);i<=n;i++)
{
tata[i][j]=tata[tata[i][j-1]][j-1];
}
}
for(i=1;i<=m;i++)
{
cin>>a>>b;
while(b)
{
a=tata[a][(int)(log2((b&-b)))];
b=b-(b&-b);
}
cout<<a<<'\n';
}
return 0;
}
