num_odd,num_even,low,cap="","","","" 
for i in range(len(s)):
    if s[i].lower() == s[i]:
        if s[i].isdigit():
            if int(s[i]) % 2:
                num_odd += (s[i]) 
            else:
                num_even += (s[i]) 
        else:
            low += s[i]
    else:
        cap += s[i]
s = low+cap+str(num_odd)+str(num_even)
print(s)