Cod sursa(job #2056844)
| Utilizator | Data | 4 noiembrie 2017 13:29:34 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 90 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.54 kb |
#include <fstream>
#include <cmath>
using namespace std;
ifstream f("stramosi.in");
ofstream g("stramosi.out");
int n, m, d[51][250003], i, j, sol, k;
int main()
{
f>>n>>m;
for(i=1;i<=n;i++)
f>>d[0][i];
for(k=1;(1<<k)<=n;k++)
for(i=1;i<=n;i++)
d[k][i]=d[k-1][d[k-1][i]];
for(;m;m--)
{
f>>i>>j;
sol=i;
while(j>0)
{
k=log2(j);
sol=d[k][sol];
j=j-(1<<k);
}
g<<sol<<"\n";
}
return 0;
}
