Add method to convert int array to double array

Small refactoring of the code for more consistency for the pointer
parameter star (*) position.

histo.c

@@ -65,6 +65,11 @@ int main() {
     printf("Result array after multiplication :\n");
     print_array(result_mul_array, array_size);
 
+    // Convert the first array to an array of double
+    double *converted_array = convert_int_array_to_double(array, array_size);
+    printf("Array converted to double :\n");
+    print_array_of_double(converted_array, array_size);
+
     // Free the memory
     free(array);
     free(second_array);

unidimensional_array.c

@@ -5,7 +5,6 @@
 
 #include "unidimensional_array.h"
 #include <stdio.h>
-#include <time.h>
 
 size_t ask_array_size() {
     size_t array_size = 0;
@@ -62,6 +61,18 @@ void print_array(int* array, size_t array_size) {
     printf("]\n");
 }
 
+void print_array_of_double(double *array, size_t array_size) {
+    printf("[");
+    for (size_t i = 0; i < array_size; i++)
+    {
+        printf("%f", array[i]);
+        if (i + 1 < array_size) {
+            printf(" , ");
+        }
+    }
+    printf("]\n");
+}
+
 int find_lowest_value_index_in_array(int *array, size_t array_size) {
     int lowest_value;
     size_t lowest_index;
@@ -122,6 +133,16 @@ void multiply_array_with_value(int* array, size_t array_size, int* result_array,
     }
 }
 
+double *convert_int_array_to_double(int* array, size_t array_size) {
+    double *converted_array = malloc(array_size * sizeof(double));
+
+    for (size_t i = 0; i < array_size; i++) {
+        converted_array[i] = (double)array[i];
+    }
+
+    return converted_array;
+}
+
 void swap(int *x, int *y)
 {
     int tmp = *x;

unidimensional_array.h

@@ -27,8 +27,12 @@ void compute_two_array(int* first_array, int* second_array, int* result_array,
 
 void multiply_array_with_value(int *array, size_t array_size, int *result_array, int value);
 
+double *convert_int_array_to_double(int *array, size_t array_size);
+
 void print_array(int *array, size_t array_size);
 
+void print_array_of_double(double *array, size_t array_size);
+
 void swap(int *x, int *y);
 
 #endif
\ No newline at end of file