#include<cstdio>
#include<cstring>
using namespace std;
int nr,n,x,y,i;
char s[1000009];
int main()
{
    freopen("pscpld.in","r",stdin);
    freopen("pscpld.out","w",stdout);
    gets(s+1);
    n=strlen(s+1);
    nr=n;
    for(i=1;i<=n;i++)
    {
        x=i-1;
        y=i+1;
        while(1)
        {
            if(s[x]==s[y])
            {
                x--;
                y++;
                nr++;
            }
            else break;
        }
    }
    for(i=1;i<=n;i++)
    {
        x=i-1;
        y=i;
        while(1)
        {
            if(s[x]==s[y])
            {
                x--;
                y++;
                nr++;
            }
            else break;
        }
    }
    printf("%d",nr);
    return 0;
}