#!/bin/sh
python -c "import random; w=raw_input(); p=list('x'*len(w)+'C'*int((343-len(w))/3+1)); random.shuffle(p); i=(c for c in w); print ''.join(i.next() if c=='x' else chr(3)+'%02d' % random.randrange(2,15) for c in ['C']+p)"