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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int compare(const char* string1, const char* string2)
  5. {
  6. 	if(string1 == NULL || string2 == NULL)
  7. 		return 0;
  8.  
  9. 	// This needs to go here
  10.     if(*string1 == '\0' && *string2 == '\0')
  11.         return 1;
  12.  
  13.    std::cout << *string1 << " | " << *string2 << std::endl;
  14.    if((!isalpha(*string1) && *string1 != ' ') && (!isalpha(*string2) && *string2 != ' '))
  15.     {
  16.       return compare(++string1,++string2);
  17.     }
  18.    else if(!isalpha(*string1) && *string1 != ' ')
  19.     {
  20.       return compare(++string1,string2);
  21.     }
  22.    else if(!isalpha(*string2) && *string2 != ' ')
  23.     {
  24.      return compare(string1, ++string2);
  25.     }
  26.  
  27.   if(tolower(*string1) != tolower(*string2))
  28.     return 0;
  29.   if(*string1 == *string2)
  30.     return compare(++string1, ++string2);
  31. }
  32.  
  33. int main() {
  34. 	cout << compare("a !!!b", "a b");
  35. 	return 0;
  36. }
Success #stdin #stdout 0s 3468KB
comments (?)
stdin 
Standard input is empty
stdout 
a | a
  |  
! | b
! | b
! | b
b | b
1
https://ideone.com/Si78Nz
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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