CodePudding user response:

 # include & lt; stdio.h> 
#include  
#include  

# define LEN 10001 

Int main (void) 
{
Char buf [LEN], * p; 

The fgets (buf, LEN, stdin); 
P=buf. 

While (* p) 
{
If (isalpha (* p)) printf (" % c ", 'A' + 'z' - * p). 
The else printf (" % c ", * p); 
p++; 
} 

return 0; 
}