C语言学习(25)

 1 #include<stdio.h>
 2 int max(int x,int y){
 3     if(x>y){
 4         return x;
 5     }
 6     return y;
 7 }
 8 
 9 int min(int x,int y){
10     if(x<y){
11         return x;
12     }
13     return y;
14 }
15 
16 int sum(int x,int y){
17     return (x+y);
18 }
19 
20 int f(int x,int y,int (*p)(int,int)){
21     int result;
22     result=(*p)(x,y);
23     return result;
24 }
25 
26 int main(){
27     int x,y;
28     printf("请输入两个数字:\n");
29     scanf("%d %d",&x,&y);
30     printf("两个数字较大的是:%d\n",f(x,y,max));
31     printf("两个数字较小的是:%d\n",f(x,y,min));
32     printf("两个数字的和是:%d\n",f(x,y,sum));
33     printf("\n");
34     return 0;
35 }