- #include <stdio.h> 
-   
- int add(int x,int y); 
-   
- int main(void) { 
- 	int a=5,b=1; 
- 	int ans; 
-   
- 	int (*pm)(int x,int y); 
- 	pm = add; 
- 	ans = (*pm)(a,b); 
-   
-   
-   
- 	return 0; 
- } 
- int add(int x,int y){ 
- 	return x+y; 
- } 
-   
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