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【单选题】
对于下列Tom类,哪个叙述是正确的? public class Test{ public static void main(String args[]){ Tom cat = new Tom(); } } class Tom{ void Tom(){ System.out.println("ok"); } Tom(){ System.out.println("你好"); }A.
程序运行时输出：ok
B.
有两个构造方法
C.
有编译错误
D.
程序运行时输出：你好
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