CCNumbersListRef CreateNumbersList()
{
if (g_oddValueLookup == NULL){
g_oddValueLookup = malloc(sizeof(int) * 10);
int i;
for (i = 0; i < 10; i++){
g_oddValueLookup[i] = SumOfDigits(i * 2);
}
}
CCNumbersListRef list = malloc(sizeof(struct CCNumbersList));
int i;
CCNumberNodeRef lastNode = NULL;
for (i = 0; i < MAX_NUMBERS; i++){
CCNumberNodeRef node = malloc(sizeof(struct CCNumberNode));
node->nextNode = NULL;
if (lastNode == NULL){
list->rootNode = node;
}else{
lastNode->nextNode = node;
}
lastNode = node;
}
list->length = 0;
list->lastNode = lastNode;
list->currentNode = list->rootNode;
list->nonMaskedNode = NULL;
return list;
}
bool isHappy(int n) {
int count;
if(n == 1)
{
return true;
}
while(1)
{
count = CountDigits(n);
n = SumOfDigits(n,count);
if(n == 1)
{
return true;
}
else if(n == 0)
{
return false;
}
else
{
do nothing
}
}
}
void main() {
char* num, ch;
int i,j = 0,res1 = 0;
printf("enter a num:");
//allocating memory dynamically and reading a number as string
num = (char*)malloc(sizeof(int)*2000);
for (i = 0; (ch = getchar()) != '\n'; i++)
num[i] = ch;
num[i] = '\0';
//converting char array to integer
while (num[j] != '\0') {
res1 = res1 * 10 + (num[j] - '0');
j++;
}
//calling the function to add the digits in the number
int res = SumOfDigits(res1);
printf("%d", res);
_getch();
}
char * CalculateDiscId(const char * directory) {
char * * files = GetFilesFromDirectory(directory);
char * * file_ptr = files;
char offsets[1500], temp_arr[1500];
char * str_ptr = offsets;
int total_time = 0;
int total_ofset = 2;
int som_of_digits = 0;
int number_of_tracks = 0;
while(*file_ptr != 0) {
TagLib_File * file = taglib_file_new(*file_ptr);
const TagLib_AudioProperties * audio = taglib_file_audioproperties(file);
int length = taglib_audioproperties_length(audio);
//printf("Song length: %i -- offset %i \n", length, total_ofset * 75);
int chars_printed = sprintf(str_ptr, "%i ", total_ofset * 75);
str_ptr = str_ptr + chars_printed;
som_of_digits = (SumOfDigits(total_ofset) + som_of_digits) % 255;
total_time += length;
total_ofset += length;
taglib_file_free(file);
file_ptr++;
number_of_tracks++;
}
FreeFileList(files);
/*printf("Som of digits is: %i\n", som_of_digits);
printf("Total time: %i\n", total_time);
printf("Number of tracks: %i\n", number_of_tracks);
printf("offsets: %s\n", offsets);
printf("Total disc length: %i\n", total_time + 2);*/
int total_string_length = sprintf(temp_arr, "%02x%04x%02x %i %s%i\n", som_of_digits, total_time, number_of_tracks, number_of_tracks, offsets, total_time + 2) + 1;
char * ret = (char *) malloc (sizeof(char) * total_string_length);
strcpy(ret, temp_arr);
return ret;
}