print 'cyp'
print 'mwy'
print 'zp'
print 'wxa'
print 'zl'
print 'yl'
print 'cjc'
print 'ydw'
print 'sjy'
print 'wjn'
print 'lsc'
print 'wzj'
print 'zry'
print 'cjf'