Cod sursa(job #90987)

Utilizator pitbullpitbulll pitbull Data 10 octombrie 2007 23:00:39
Problema Stramosi Scor 80
Compilator c Status done
Runda Arhiva de probleme Marime 0.66 kb
# include <stdio.h>
# define NMAX 250000
int N,M;
int v[NMAX],i;
int nod,nrstramos;

int gaseste_stramos(int,int);

int main(){
	FILE *in=fopen("stramosi.in","r");
	FILE *out=fopen("stramosi.out","w");
	fscanf(in,"%d %d",&N,&M);
	for (i=1;i<=N;i++)
		fscanf(in,"%d",&v[i]);
	for (i=0;i<M;i++){
		fscanf(in,"%d %d",&nod,&nrstramos);
		int nr=gaseste_stramos(nod,nrstramos);
		fprintf(out,"%d\n",nr);
	}
	fclose(in);
	fclose(out);
	return 0;
}

int gaseste_stramos(int nod,int nrstramos){
	if(nrstramos==0)
		return nod;//nu se doreste stramosul,returnez nodul
	else if (nod==0)
		return 0;	
	else
		return gaseste_stramos(v[nod],nrstramos-1);
		
}