问答题

给出下面程序的输出结果。
#include ＜ iostream.h ＞
static int a = 3;
void fun();
void main ()
{ for(int i = 1; i ＜a; i ++ )
fun();
cout ＜＜ endl;
}
void fun ()
{ static int a = a;
cout＜＜(a+ =2) ＜＜" ";
}

【参考答案】

2 4

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