//*************************************
//* ????4.cpp *
//* ??????1200012844 *
//* ?????2012?12?9? *
//* ???????????? *
//**************************************
int main()
{
	char s[101], s1[101];
	cin.getline(s, 101);
	int len = strlen(s);//?????????
	char *p = s, *q = s1;
	int i;
	for(i = 0; i < len - 1; i++)
		q[i] = p[i] + p[i + 1];//??????????????????????ASCII?
	q[i] = p[i] + p[0];//???????????????????ASCII??s???????ASCII?
	for(i = 0; i < len; i++)
		cout << *q++;//???????
	cout << endl;
	return 0;
}