Cod sursa(job #2339648)
| Utilizator | Data | 9 februarie 2019 10:56:57 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 60 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.67 kb |
#include <iostream>
#include <cstdio>
#include <vector>
using namespace std;
int p[250005][20];
int n,m,q,x;
void solve(){
int t=x, cnt=0;
while(q){
if(q%2==0){
q/=2;
++cnt;
}
else{
--q;
t=p[t][cnt];
//cnt=0;
}
}
cout<<t<<"\n";
}
int main()
{
freopen("stramosi.in","r",stdin);
freopen("stramosi.out","w",stdout);
cin>>n>>m;
for(int i=1;i<=n;++i)
cin>>p[i][0];
for(int i=1;i<=n;++i)
for(int j=1;j<20;++j)
p[i][j]=p[p[i][j-1]][j-1];
for(int i=0;i<m;++i){
cin>>x>>q;
solve();
}
return 0;
}
