s = input('s = ')

if len(s) == 1:         
    print('Μήκος = 1')  
else:
    if s == s[::-1]:    
        adict = {}
        alist = []
        adict[s] = len(s)   
        alist = list(s)     
        print(adict,'\n',alist) 
    else:
        print('Όχι παλίνδρομο') 
