Esempio n. 1
0
int main(int argc, char* argv[]) {

	unsigned int max_pd_prime = 0;
	sieve_t sieve = prime_sieve(LIMIT);

	for(int i = 0; i < sieve.num; i++) {
		char digits[64];
		memset(digits, '\0', 64);

		int len = sprintf(digits, "%u", sieve.primes[i]);

		bool is_pan = true;
		for(int c = 1; c <= len; c++) {
			if(substr_count(digits, len, c + 48) != 1) {
				is_pan = false;
				break;
			}
		}

		// primes are always increasing so no need to check
		if(is_pan) {
			max_pd_prime = sieve.primes[i];
		}
	}

	printf("%u", max_pd_prime);

	return 0;
}
Esempio n. 2
0
string_t copy_strreplace(const string_t search, const string_t replace, const string_t subject, const bool ignorecase)
{
  size_t len_subject = strlen(subject);
  size_t len_search = strlen(search);
  size_t len_replace = strlen(replace);
  
  size_t count = substr_count(subject, search);
  
  size_t len = len_subject - len_search * count + len_replace + count;
  
  string_t result = (string_t)malloc(sizeof(char) * (len + 1));
  
  size_t i = 0;
  size_t c = 0;
  
  int (* cmp)(const char *, const char *, size_t) = ignorecase ? strncasecmp : strncmp;
  while (i <= len_subject) {
    if (cmp(subject + i, search, len_search) == 0) {
      memcpy(result + c, replace, len_replace);
      c += len_replace;
      i += len_search;
    } else {
      *(result + c) = *(subject + i);
      c++;
      i++;
    }
  }
  
  return result;
}
Esempio n. 3
0
int main(int argc, const char * argv[])
{
  const string_t s1 = "Created by Cator VeeVee on 10/22/13 (cator)";
  const string_t s2 = "cator";
  const string_t s3 = "Cator";
  const string_t s4 = "Wei";
  
  string_t str;
  
  printf("s1 = '%s' \n", s1);
  printf("s2 = '%s' \n", s2);
  printf("s3 = '%s' \n", s3);
  printf("s4 = '%s' \n", s4);
  
  
  __("strpos"); {
    printf("strpos(s1, s2): %ld \n", strpos(s1, s2));
    printf("stripos(s1, s2): %ld \n", stripos(s1, s2));
    printf("strrpos(s1, s3): %ld \n", strrpos(s1, s3));
    printf("strripos(s1, s3): %ld \n", strripos(s1, s3));
    
    printf("strpos(s1, s4): %ld \n", strpos(s1, s4));
    printf("stripos(s1, s4): %ld \n", stripos(s1, s4));
    printf("strrpos(s1, s4): %ld \n", strrpos(s1, s4));
    printf("strripos(s1, s4): %ld \n", strripos(s1, s4));
  }
  
  
  __("copy_substr"); {
    str = copy_substr(s1, 11, 5);
    printf("copy_substr(s1, 11, 5): '%s'\n", str);
    free(str);
    
    str = copy_substr(s1, -6, 5);
    printf("copy_substr(s1, -6, 5): '%s'\n", str);
    free(str);
    
    str = copy_substr(s1, -6, -1);
    printf("copy_substr(s1, -6, -1): '%s'\n", str);
    free(str);
    
    str = copy_substr(s1, 34, 10000);
    printf("copy_substr(s1, 34, 10000): '%s'\n", str);
    free(str);
    
    str = copy_substr(s1, 34, 0);
    printf("copy_substr(s1, 34, 0): '%s'\n", str);
    free(str);
  }
  
  
  __("substr_count"); {
    printf("substr_count(s1, \"Vee\"): %ld\n", substr_count(s1, "Vee"));
    printf("substr_count(s1, \"Cator\"): %ld\n", substr_count(s1, "Cator"));
  }
  
  
  __("strcase"); {
    str = copy_str(s1);
    
    printf("strtolowwer(s1): '%s'\n", strtolower(&str));
    printf("strtoupper(s1): '%s'\n", strtoupper(&str));
    printf("lcfirst(s1): '%s'\n", lcfirst(&str));
    strtolower(&str);
    printf("ucfirst(s1): '%s'\n", ucfirst(&str));
    strtolower(&str);
    printf("ucwords(s1): '%s'\n", ucwords(&str));
    
    free(str);
  }
  
  
  __("trim"); {
    str = copy_str(" \t\v cator \r\n ");
    printf("ltrim(\" \\t\\v cator \\r\\n \"): '%s'\n", ltrim(&str));
    free(str);
    
    str = copy_str(" \t\v cator \r\n ");
    printf("rtrim(\" \\t\\v cator \\r\\n \"): '%s'\n", rtrim(&str));
    free(str);
    
    str = copy_str(" \t\v cator \r\n ");
    printf("trim(\" \\t\\v cator \\r\\n \"): '%s'\n", trim(&str));
    free(str);
  }
  
  
  __("repeat"); {
    str = copy_repeat("-=", 10);
    printf("copy_repeat(\"-=\", 10): '%s'\n", str);
    free(str);
    
    str = copy_strpad(s2, 20, "-=", STR_PAD_LEFT);
    printf("copy_strpad(s2, 20, \"-=\", STR_PAD_LEFT): '%s'\n", str);
    free(str);
    
    str = copy_strpad(s2, 20, "-=", STR_PAD_RIGHT);
    printf("copy_strpad(s2, 20, \"-=\", STR_PAD_RIGHT): '%s'\n", str);
    free(str);
    
    str = copy_strpad(s2, 20, "-=", STR_PAD_BOTH);
    printf("copy_strpad(s2, 20, \"-=\", STR_PAD_BOTH): '%s'\n", str);
    free(str);
  }
  
  
  __("replace"); {
    str = copy_str(s1);
    printf("strtr(&str, \"ctr\", \"CTR\"): '%s'\n", strtr(&str, "ctr", "CTR"));
    free(str);
    
    str = copy_replace("cator", "*name*", s1);
    printf("copy_replace(\"cator\", \"*name*\", s1): '%s'\n", str);
    free(str);
      
    str = copy_ireplace("cator", "*name*", s1);
    printf("copy_ireplace(\"cator\", \"*name*\", s1): '%s'\n", str);
    free(str);
  }
    
  __("html"); {
    string_t html = "<p>Test 'paragraph'.</p><!-- Comment --> <a href=\"#fragment\">Other text</a>";
    printf("html: ‘%s’\n", html);
    
    str = copy_str(html);
    printf("striptags(html): '%s'\n", striptags(&str));
    free(str);
    
    str = copy_htmlencode(html, false);
    printf("copy_htmlencode(html, false): '%s'\n", str);
    free(str);
    
    str = copy_htmlencode(html, true);
    printf("copy_htmlencode(html, true): '%s'\n", str);
    free(str);
    
    str = copy_htmlencode(html, false);
    printf("htmldecode(encoded_html): '%s'\n", htmldecode(&str));
    free(str);
  }
    
  __("url"); {
    string_t url = "http://*****:*****@catorv.com/index.html?name=cator&age=100#vee~";
    printf("url: '%s'\n", url);
    
    str = copy_urlencode(url);
    printf("copy_urlencode(url): '%s'\n", str);
    printf("urldecode(copy_urlencode(url)): '%s'\n", urldecode(&str));
    free(str);
    
    urlcompoments_t *components = copy_urlcompoments(url);
    if (components) {
      printf("copy_urlcompoments - scheme: '%s'\n", components->scheme);
      printf("copy_urlcompoments - user: '******'\n", components->user);
      printf("copy_urlcompoments - password: '******'\n", components->password);
      printf("copy_urlcompoments - host: '%s'\n", components->host);
      printf("copy_urlcompoments - port: %d\n", components->port);
      printf("copy_urlcompoments - path: '%s'\n", components->path);
      printf("copy_urlcompoments - query: '%s'\n", components->query);
      printf("copy_urlcompoments - fragment: '%s'\n", components->fragment);
      free_urlcomponents(components);
    }
  }
  
  __("base64"); {
    str = copy_base64encode(s1);
    printf("copy_base64encode(s1): '%s'\n", str);
    printf("base64decode(encoded_str): '%s'\n", base64decode(&str));
    free(str);
  }
  
  __("md5"); {
    md5context_t md5;
    unsigned char decrypt[16];
    size_t len = strlen(s2);
    int i;
    
    md5init(&md5);
    md5update(&md5, s2, len);
    md5final(decrypt, &md5);
    
    printf("copy_md5(s2): '");
    for(i = 0; i < 16; i++) {
      printf("%02x", decrypt[i]);
    }
    printf("'\n");
    
    // or
    
    str = copy_md5(s3);
    printf("copy_md5(s3): '%s'\n", str);
    free(str);
  }
  
  __("slashes"); {
    str = copy_addslashes("ab'cd\"dd\\...");
    printf("copy_addslashes: '%s'\n", str);
    printf("stripslashes: '%s'\n", stripslashes(&str));
    free(str);
  }
  
  return 0;
}