Cod sursa(job #1653035)

Utilizator Mihai9Oniga Mihai Mihai9 Data 15 martie 2016 18:06:01
Problema Stramosi Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.46 kb
#include <cstdio>
int nx,n,m,q,p,a[21][250001],i,j;
int main(){
    freopen("stramosi.in","r",stdin);
    freopen("stramosi.out","w",stdout);
    scanf("%d%d",&n,&m);
    for(i=1;i<=n;i++){scanf("%d",&a[0][i]);}
    for(i=1;i<=20;i++){
     for(j=1;j<=n;j++){a[i][j]=a[i-1][a[i-1][j]];}
    }
    while(m--){
     scanf("%d%d",&q,&p);i=0;
     while(p){
      if(p%2){q=a[i][q];}
      p/=2;i++;
     }
     printf("%d\n",q);
    }
    return 0;
}