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                题目内容
                (国际开放大学Java语言程序设计)
            
            
                下列代码段的运行结果为(  )。
public class Test {
public static void main (String[] args){
int a = 30;
int b = 20;
int tmp = a;
a = b;
b = tmp;
System.out.println(a+","+b);
}
}
A.30,20 B.20,20
C.30,30 D.20,30
                
                    
                    
                    
                
                
                
            
        public class Test {
public static void main (String[] args){
int a = 30;
int b = 20;
int tmp = a;
a = b;
b = tmp;
System.out.println(a+","+b);
}
}
A.30,20 B.20,20
C.30,30 D.20,30
参考答案
 
                