Cod sursa(job #1377660)

Utilizator sing_exFMIGhita Tudor sing_ex Data 5 martie 2015 23:31:06
Problema Stramosi Scor 50
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.66 kb
#include <iostream>
#include <stdio.h>
#include <vector>

using namespace std;

int main()
{
    int n,c,q,p,i;
    FILE *f,*g;
    f = fopen("stramosi.in","r");
    g = fopen("stramosi.out","w");
    fscanf(f,"%d %d",&n,&c);
    int v[n+1];
    vector <int>s[n+1];
    for (i=1;i<=n;i++) fscanf(f,"%d",&v[i]);
    for (i=1;i<=n;i++) {
        p = i;
        q = 1;
        while (p) {
            s[i].push_back(v[p]);
            p = v[p];
        }

    }
    for (i=1;i<=c;i++) {
        fscanf(f,"%d %d",&q,&p);
        if ((unsigned)p >= s[q].size()) fprintf(g,"%d\n",0);
        else fprintf(g,"%d\n",s[q][p-1]);
    }
    return 0;
}