www.pudn.com > c.rar > Ex10_06.c

#include  
#include  
 
/* function prototypes */ 
char * compare_strings( char *, char *); 
 
int main( void ) 
{ 
    char *a = "Hello"; 
    char *b = "World!"; 
    char *longer; 
 
    longer = compare_strings(a, b); 
 
    printf( "The longer string is: %s\n", longer ); 
 
    return 0; 
} 
 
char * compare_strings( char * first, char * second) 
{ 
    int x, y; 
 
    x = strlen(first); 
    y = strlen(second); 
 
    if( x > y) 
       return(first); 
    else 
       return(second); 
}