Cod sursa(job #33663)

Utilizator razvi9Jurca Razvan razvi9 Data 19 martie 2007 16:48:41
Problema Stramosi Scor 80
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.57 kb
#include<stdio.h>
int a[250001],n,m,q,b[250001];
int main()
{freopen("stramosi.in","r",stdin);
 freopen("stramosi.out","w",stdout);
 scanf("%d %d",&n,&m);
 for(q=1;q<=n;q++)
  scanf("%d",&a[q]);
 for(q=1;q<=n;q++)
  b[q]=a[a[a[a[a[a[a[a[a[a[q]]]]]]]]]];
 for(;m;m--)
 {scanf("%d %d",&q,&n);
  for(;n/50&&q;n=n-50,q=b[b[b[b[b[q]]]]]);
  if(n>=40) {n=n-40;q=b[b[b[b[q]]]];}
  else if(n>=30) {n=n-30;q=b[b[b[q]]];}
  else if(n>=20) {n=n-20;q=b[b[q]];}
  else if(n>=10) {n=n-10;q=b[q];}
  for(;n&&q;n--,q=a[q]);
  printf("%d\n",q);}
 fclose(stdout);
 return 0;}