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C-Macro-Collections/examples/list/list.c
T

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C

/**
* list.c
*
* Creation Date: 08/04/2019
*
* Authors:
* Leonardo Vencovsky (https://github.com/LeoVen)
*
*/
#include "list.h"
#include <stdio.h>
LIST_GENERATE(l, list, /* FMOD */, int)
int main(int argc, char const *argv[])
{
// Create a list with internal capacity of 100
list *my_list = l_new(100);
// - push_front (index: 0) [Complexity: O(N)]
// - push (index: give) [Complexity: O(N)*]
// - push_back (index: count) [Complexity: O(1)]
//
// - pop_front (index: 0) [Complexity: O(N)]
// - pop (index: given) [Complexity: O(N)*]
// - push_back (index: count - 1) [Complexity: O(1)]
//
// *average
//
// Average list Input/Output: O(N)
for (int i = 0; i < 200; i++)
{
// Add elements to the list
l_push_back(my_list, i);
}
// Erase all values from the list
l_clear(my_list);
// Now that list is empty, add only even numbers
for (int i = 0; i < 200; i++)
{
// Add even numbers to a given index. In this case they are being added
// to the end of the list (count index == push_back). With a condition
// of being even (i % 2 == 0)
bool added = l_push_if(my_list, i, l_count(my_list), i % 2 == 0);
// If added is true, the element was added to the list
}
// Iterator
list_iter iter;
int result, sum = 0;
size_t index;
// Iterate over each element starting from the start (iter_new positions
// the iterator to the start of the list) until the end of the list.
for (l_iter_init(&iter, my_list); !l_iter_end(&iter); l_iter_next(&iter))
{
// Here index corresponds to the position of the result relative to all
// other elements in the iteration. It is only a coincidence that the
// index here is the same as the result's position in the list.
index = l_iter_index(&iter);
result = l_iter_value(&iter);
// Do whatever you want with result and index, e.g.
sum += result * index;
}
// Release resources
l_free(my_list);
return 0;
}