"Үндэс" бодлогын бодолт

program

//http://en.wikipedia.org/wiki/Prufer_sequence
//Sometimes answer is right on your screen!!
//regards wiki B.Tserenchimed
#include <stdio.h>
int main()
{
    int a[10000]={0};
    int d[10000]={0};
    int n=1,i,j;
    while (scanf("%d",&a[n])==1) n++;
    n-=2;
    if (n==0)
    {
        printf("1");
        return 0;
    }
//    printf("%d\n",n);
    for (i=1;i<=n+2;i++)
    d[i]=1;
     for (i=1;i<=n;i++)
    d[a[i]]++;
    j=1;
    for (i=2;i<=n+2;i++)
    if (d[i]>d[j]) j=i;
    printf("%d",j);
    return 0;
}