Cod sursa(job #508137)

Utilizator Cristy94Buleandra Cristian Cristy94 Data 7 decembrie 2010 17:03:30
Problema Stramosi Scor 30
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.44 kb
#include<stdio.h>
FILE *f=fopen("stramosi.in","r");
FILE *g=fopen("stramosi.out","w");
int a[19][262144],M,N,x,q,p,t;
int main(){
	fscanf(f,"%d%d",&N,&M);
	for(int i=1;i<=N;i++)
		fscanf(f,"%d",&x),a[0][i]=x;
	for(int i=1;i<=19;i++)
		for(int j=1;j<=N;j++)
			a[i][j]=a[i-1][a[i-1][j]];
	for(int i=1;i<=M;i++){
		fscanf(f,"%d%d",&q,&p);
		for(t=0;p!=0;t++,p/=2)
			if(p%2)
				q=a[t][q];
		fprintf(g,"%d\n",q);
	}
return 0;
}