第1题
A、Ex2523.class
B、Ex2523.j
C、Ex2523.java
D、没有要求
第3题
A.public class test{
B.public class Test{ public int x=0;public int x=0; public test (intx) public Test (int x){ {this.x=x; this.x=x;} }} }
C.public class Test extends T1,T2{
D.protected class Test extends T2{ public int=0;public int x=0; public Test(int x){Public Test (int x){ this.x=x;this.x=x: }} }}
第6题
第10题
A.public class test { public int x=0; public test(int x) { this.x=x; } }
B.public class Test { public int x=0; public Test(int x) { this.x=x; } }
C.public class Test extends Ti,T2 { public int x=0; public Test(int x) { this.x=x; } }
D.protected class Test extends T2 { public int x=0; public Test(int x) { this.x=x; } }
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