Cod sursa(job #2321637)
| Utilizator |  Alex Ionescu Oldpug |
Data | 16 ianuarie 2019 13:44:30 |
|---|---|---|---|
| Problema | Stramosi | Scor | 0 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.28 kb |
#include <fstream>
int g[25][250001],n,m,i,j,k,l=0;main(){std::ifstream o{"stramosi.in"};o>>n>>m;while(++i<=n)o>>g[0][i];for(k=1;(1<<k)<=n;++k)while(++j<=n)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){o>>i>>j;while(j){if(j&1)i=g[l][i];++l;j/=2;}s<<i<<'\n';}}