下列程序段的输出结果是______。Void fun(int *x,int *y){ printf("%d %d",*x,*y);*x=3;*y=4;}Main(){ int x=1,y=2;Fun(&y,&x);Printf(" %d %d",x,y);}
A.2 1 4 3
B.1 2 1 2
C.1 2 3 4
D.2 1 1 2
正确答案是A