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#include <stdio.h>
//¼¸¸öÓÃÓÚ²âÊԵĺ¯Êý 
int max(int a, int b)
{
    return a>b?a:b; 
}
 
int min(int a, int b)
{
    return a<b?a:b; 
} 
 
//½á¹¹Ìå 
struct func
{
  int (*max)(int, int);//º¯ÊýÖ¸Õë 
  int (*min)(int, int);
};
 
typedef struct func func; //Ìí¼Ó±ðÃû 
 
void init(func *data)
{
    data->max = max;//³õʼ»¯º¯ÊýÖ¸Õë 
    data->min = &min; 
} 
 
int main()
{
    int a, b; 
    func test;
     
    init(&test); //³õʼ»¯£¬Äã¿ÉÒÔ˵ËüÊǹ¹Ô캯Êý 
     
    a = test.max(100, 215);
    b = test.min(64, 42); 
     
    printf("result:\nmax: %d\nmin: %d\n", a, b); 
    return 0; 
}