a=list(input()) a.remove(' ') b=[] c=[] for i in range(len(a)): if i%2==0: b[i:]=a[i] for i in range(len(a)): if i%2!=0: c[i:]=a[i] b.sort() c.sort() for i in range(len(b)): a[i*2]=b[i] for i in range(len(c)): a[i*2+1]=c[i] for i in range(len(a)): if a[i] in ['a','b','c','d','e','f','A',...