#include <iostream>
#include <fstream>
int n;
char a[1000000];
using namespace std;
int main() {
	int n  = -1, numar = 0, x, y;
	char c;
	ifstream fin("pscpld.in");
	ofstream fout("pscpld.out");
	while(fin>>c) a[++n] = c;
	cout<<a;
	

	for(int i = 1 ; i <= n; i++) {
	    x = i -1;
		y = i;
		while( x >= 0 && y <= n && a[x] == a[y]) {
				--x;++y;++numar;	
		}
		x = i - 1;
		y = i + 1;
		while( x >= 0 && y <= n && a[x] == a[y]) {
				--x;++y;++numar;	
		
	}
	}
	numar += n + 1;
	fout<<numar;
	return 0;
}