C language programming for help please teach beginners thanks to you all! (can only use arrays, cann-CodePudding

CodePudding user response:

Untreated abnormal input, only supplies the reference:

 # include & lt; Stdio. H> 
# include & lt; String. H> 
# include & lt; Stdlib. H> 

/* handle IP string */
Unsigned int handler (char * STR) 
{
Unsigned int the rs=0; 
Char * p; 
P=strtok (STR, ". "); 
While (p!=NULL) 
{
Rs=(rs & lt; <8) + atoi (p); 
P=strtok (NULL, ""); 
} 

Return the rs; 
} 

/* print binary */
Void print (unsigned int rs) 
{
If (rs & gt; 0) 
{
Print (rs/2); 
Printf (" % d ", the rs % 2); 
} 
} 


Int main (void) 
{
Unsigned int the rs=0; 
Char IP [16]={0}; 
The scanf (" % s ", IP); 

/* handle IP string */
Rs=handler (IP); 

/* print decimal */
Printf (" % u \ n ", rs); 
/* print binary */
Print (rs); 

return 0; 
}

CodePudding user response:

With array, fix, conform to the requirements,

 # include & lt; Stdio. H> 
# include & lt; String. H> 
# include & lt; Stdlib. H> 

/* handle IP string */
Unsigned int aton (const char STR []) 
{
Unsigned int the rs=0; 
Char * p=STR (char *); 
P=strtok (p, ""); 
While (p!=NULL) 
{
Rs=(rs & lt; <8) + atoi (p); 
P=strtok (NULL, ""); 
} 

Return the rs; 
} 

/* print binary */
Void print (unsigned int rs) 
{
If (rs & gt; 0) 
{
Print (rs/2); 
Printf (" % d ", the rs % 2); 
} 
} 


Int main (void) 
{
Unsigned int the rs=0; 
Char IP [16]={0}; 
The scanf (" % s ", IP); 

/* handle IP string */
Rs=aton (IP); 

/* print decimal */
Printf (" % u \ n ", rs); 
/* print binary */
Print (rs); 

return 0; 
}

CodePudding user response:

refer to the second floor ctrigger response:

with arrays, fix, conform to the requirements,

 # include & lt; Stdio. H> 
# include & lt; String. H> 
# include & lt; Stdlib. H> 

/* handle IP string */
Unsigned int aton (const char STR []) 
{
Unsigned int the rs=0; 
Char * p=STR (char *); 
P=strtok (p, ""); 
While (p!=NULL) 
{
Rs=(rs & lt; <8) + atoi (p); 
P=strtok (NULL, ""); 
} 

Return the rs; 
} 

/* print binary */
Void print (unsigned int rs) 
{
If (rs & gt; 0) 
{
Print (rs/2); 
Printf (" % d ", the rs % 2); 
} 
} 


Int main (void) 
{
Unsigned int the rs=0; 
Char IP [16]={0}; 
The scanf (" % s ", IP); 

/* handle IP string */
Rs=aton (IP); 

/* print decimal */
Printf (" % u \ n ", rs); 
/* print binary */
Print (rs); 

return 0; 
}

Thank you thank you! ????????????????????