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  1. #include <iostream>
  2.  
  3. int mystrcmp(const char *s1, const char *s2) // strcmp function
  4. {
  5.     while(*s1 == *s2)
  6.     {
  7.         if(*s1 == '\0' || *s2 == '\0')
  8.             break;
  9.  
  10.         s1++;
  11.         s2++;
  12.     }
  13.  
  14.     if(*s1 == '\0' && *s2 == '\0')
  15.         return (0);
  16.     else
  17.         return (-1);
  18. }
  19.  
  20. int main() {
  21. 	std::cout << mystrcmp("","") << std::endl;
  22. 	return 0;
  23. }
Success #stdin #stdout 0s 2852KB
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stdin 
Standard input is empty
stdout 
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https://ideone.com/ZcW02n
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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