[单选题]

下列程序的输出结果是()。includevoid fun(int*a,int*B){int *k;k=a;a=b;b=k;}main(){i

下列程序的输出结果是( )。 #include<stdio.h> void fun(int*a,int*B){ int *k; k=a;a=b;b=k;} main() { int a=1,b=2,*x=&a,*y=&b; fun(x,y); printf("%d%d",a,B); }

A.2 1

B.1 2

C.编译出错

D.0 0

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