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单选题
Which statement of assigning a long type variable to a hexadecimal value is correct？（）
A
long number = 345L；
B
long number = 0345；
C
long number = 0345L；
D
long number = 0x345L；
参考答案
参考解析
解析：
十六进制数以0x开头，long型数以L（大小写均可，一般使用大写，因为小写的l和数字1不易区分）。
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