#include <iostream>
#include <cstring>
using namespace std;
//razvan invata razvan alearga razvan merge razvan
int main()
{
    char s[201];
    int i, j, k, c=0, ok, a, x;
    cin.get(s,201);
    k=strlen(s)-1;
    while(s[k]!=' ')
        k--;
    k++;
    i=j=k-2;
    while(j>=0)
    {
        while(s[i]!=' ')
            i--;
        if(s[k]==s[i+1] && j-i==strlen(s)-1-k)
        {
            ok=1;
            for(a=0;a<=strlen(s)-k && ok==1;a++)
            {
                if(s[i+1+a]!=s[k+a])
                    ok=0;
            }
            if(ok==1)
                c++;
        }
        i=j=i-1;

    }
    cout<<c;
    return 0;
}