//接受a,b的地址
void swap(int* pa,int* pb){
int tmp = 0;
tmp = *pa;
*pa = *pb;
*pb = tmp;
}
int main(){
int a = 10;
int b = 20;
printf("a=%d,b=%dn",a,b);
swap(&a,&b);//传a,b的地址
printf("a=%d,b=%d",a,b);
return 0;
}
//接受a,b的地址
void swap(int* pa,int* pb){
int tmp = 0;
tmp = *pa;
*pa = *pb;
*pb = tmp;
}
int main(){
int a = 10;
int b = 20;
printf("a=%d,b=%dn",a,b);
swap(&a,&b);//传a,b的地址
printf("a=%d,b=%d",a,b);
return 0;
}
名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
