Cod sursa(job #1522715)

Utilizator fanache99Constantin-Buliga Stefan fanache99 Data 11 noiembrie 2015 22:09:37
Problema Stramosi Scor 90
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.62 kb
#include<cstdio>
using namespace std;
int dp[250001][19];
int main(){
    freopen("stramosi.in","r",stdin);
    freopen("stramosi.out","w",stdout);
    int n,t,i,j,q,nod,stramos;
    scanf("%d%d",&n,&t);
    for(i=1;i<=n;i++)
        scanf("%d",&dp[i][0]);
    for(i=1;i<=18;i++)
        for(j=1;j<=n;j++)
            dp[j][i]=dp[dp[j][i-1]][i-1];
    for(q=1;q<=t;q++){
        scanf("%d%d",&nod,&stramos);
        j=0;
        while(stramos!=0){
            if(stramos%2==1)
                nod=dp[nod][j];
            j++;
            stramos/=2;
        }
        printf("%d\n",nod);
    }
    return 0;
}