_=[0x78]
___=[115,121]
_=[0x68]+_
______=''.join
___+=[___[0]]
____=[ord,chr]
__=__import__(______([____[1](_____) for _____ in ___]))
___=__.stdout
_=[_[0]]+[97,105]+[____[0](' ')]+[_[1]]
__=____[1]
____=___.write
___=_.append
____(______([__(_____) for _____ in _]))
____(__(_[-1]-2))
_=__
__=101
____(_(__))
__=[_,__-1]
_=__[1]+1
____(__[0](__[1]))
__=[__[0],_+5]
____(__[0](_))
__=__+[97]
____(__[0](__[1]))
_=____
_(__[0](__[2]))
____=[115,10]
_(______([__[0](_____) for _____ in ____]))