下面程序的运行结果是#includevoid fun(int*a,int* b){int x=*a*a=,b;*b=x;cout*a*b” ”;}void main(){int x=1,y=2;fun(x,y);cout}A.12 12B.12 21C.21 12D.21 21

下面程序的运行结果是

#include

void fun(int*a,int* b)

{

int x=*a

*a=,b;*b=x;

cout<<*a<<*b<<” ”;

}

void main()

{

int x=1,y=2;

fun(&x,&y);

cout<<<

}

A.12 12

B.12 21

C.21 12

D.21 21


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