#include"stdio.h"
#include"malloc.h"
#include
using namespace std;
void main()
{
int j;
int& i = j;
int k = 8;
j = 9;
i = k; //仅仅是赋值
cout << i << j;
k = 10;
cout << i << j;
}
#include"stdio.h"
#include"malloc.h"
#include
using namespace std;
void main()
{
int* i;
int k;
int*& j = i;
j = &k;
k = 5;
int*& l = j;
cout << *j << *i << *l;
}
#include"stdio.h"
#include"malloc.h"
#include
using namespace std;
float& f(float& r)
{
r = 3.14 * r * r;
return(r);
}
void main() {
float a = 5;
float& c = f(a);
cout << a << c;
c = c + 1;
cout << a << c;
}
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