Python 3中,设s =“ Happy New Year”, 则 print(s[3:7])的值为:() A: pyNe B: ppy N C: ppy D: D appy
Python 3中,设s =“ Happy New Year”, 则 print(s[3:7])的值为:() A: pyNe B: ppy N C: ppy D: D appy
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Python 3中,设s =“ Happy New Year”, 则 print(s[3:7])的值为:() A: pyNe B: ppy N C: ppy D: D appy