Soring_Array_of_Strings.c

//sorting of array string
//not completed yet 
//still trying to get the logic

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int lexicographic_sort(const char* a, const char* b) {
	
	printf("%c ",a[0]);
	printf("%c ",b[0]);
	

}

/*int lexicographic_sort_reverse(const char* a, const char* b) {

}

int sort_by_number_of_distinct_characters(const char* a, const char* b) {
    
}

int sort_by_length(const char* a, const char* b) {

}

void string_sort(char** arr,const int len,int (*cmp_func)(const char* a, const char* b)){

}*/


int main() 
{
    int n;
    scanf("%d", &n);
  
    char** arr;
	arr = (char**)malloc(n * sizeof(char*));
  
    for(int i = 0; i < n; i++){
        *(arr + i) = malloc(1024 * sizeof(char));
        scanf("%s", *(arr + i));
        *(arr + i) = realloc(*(arr + i), strlen(*(arr + i)) + 1);
    }
  
    string_sort(arr, n, lexicographic_sort);
    for(int i = 0; i < n; i++)
        printf("%s\n", arr[i]);
    printf("\n");

/*    string_sort(arr, n, lexicographic_sort_reverse);
    for(int i = 0; i < n; i++)
        printf("%s\n", arr[i]); 
    printf("\n");

    string_sort(arr, n, sort_by_length);
    for(int i = 0; i < n; i++)
        printf("%s\n", arr[i]);    
    printf("\n");

    string_sort(arr, n, sort_by_number_of_distinct_characters);
    for(int i = 0; i < n; i++)
        printf("%s\n", arr[i]); 
    printf("\n");*/
}