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Cod sursa(job #234036)
// stramosi.cpp : Defines the entry point for the console application.
//
#include <stdio.h>
int main()
{
FILE *f1,*f2;
f1=fopen("stramosi.in","r");
f2=fopen("stramosi.out","w");
int a,b,n,m,i,j;
int e[250004];
fscanf(f1,"%d %d",&n,&m);
for(i=1;i<=n;i++)
{
fscanf(f1,"%d",&e[i]);
}
for(i=1;i<=m;i++)
{
fscanf(f1,"%d %d",&a,&b);
if(b&1)
{
a=e[a];
b--;
}
while(a && b)
{
a=e[e[a]];
b-=2;
}
fprintf(f2,"%d\n",a);
}
fclose(f1);
fclose(f2);
return 0;
}