renamed: Math/conversion_of_digits_subquadratic_algorithms.sf -> Math/digits_to_number_subquadratic_algorithms.sf

renamed:    Math/digits_in_base_subquadratic_algorithm.sf -> Math/number_to_digits_subquadratic_algorithm.sf
renamed:    Math/digits_in_base_subquadratic_algorithm_2.sf -> Math/number_to_digits_subquadratic_algorithm_2.sf
renamed:    Math/sum_of_digits_in_base_subquadratic_algorithm.sf -> Math/sum_of_digits_subquadratic_algorithm.sf

Author: trizen

Math/conversion_of_digits_subquadratic_algorithms.sf renamed to Math/digits_to_number_subquadratic_algorithms.sf

@@ -19,7 +19,7 @@ func FastIntegerInput(digits, B) {
             defined(ly) ? (lx + b*ly) : (lx)
         })
 
-        (b, k) = (b*b, ceil(k/2))
+        (b, k) = (b*b, (k>>1)+(k&1))
     }
 
     l[0]
@@ -40,7 +40,7 @@ func FastIntegerOutput(A, B) {
 }
 
 for B in (2..100) {     # run some tests
-    var N = 1e20.irand
+    var N = 1e30.irand
 
     var a = N.digits(B)
     var b = FastIntegerOutput(N, B)

Math/digits_in_base_subquadratic_algorithm.sf renamed to Math/number_to_digits_subquadratic_algorithm.sf

@@ -205,7 +205,6 @@ A nice collection of day-to-day Sidef scripts.
     * [Continued fractions convergents](./Math/continued_fractions_convergents.sf)
     * [Continued fractions for nth roots](./Math/continued_fractions_for_nth_roots.sf)
     * [Convergents to cube root of 2](./Math/convergents_to_cube_root_of_2.sf)
-    * [Conversion of digits subquadratic algorithms](./Math/conversion_of_digits_subquadratic_algorithms.sf)
     * [Count of composite numbers](./Math/count_of_composite_numbers.sf)
     * [Count of cube-full numbers](./Math/count_of_cube-full_numbers.sf)
     * [Count of integers with gpf of n equals p](./Math/count_of_integers_with_gpf_of_n_equals_p.sf)
@@ -241,8 +240,7 @@ A nice collection of day-to-day Sidef scripts.
     * [Digamma function](./Math/digamma_function.sf)
     * [Digit-segmentation square root representation](./Math/digit-segmentation_square_root_representation.sf)
     * [Digit-sum numbers](./Math/digit-sum_numbers.sf)
-    * [Digits in base subquadratic algorithm](./Math/digits_in_base_subquadratic_algorithm.sf)
-    * [Digits in base subquadratic algorithm 2](./Math/digits_in_base_subquadratic_algorithm_2.sf)
+    * [Digits to number subquadratic algorithms](./Math/digits_to_number_subquadratic_algorithms.sf)
     * [Dirichlet convolution](./Math/dirichlet_convolution.sf)
     * [Dirichlet hyperbola method](./Math/dirichlet_hyperbola_method.sf)
     * [Discrete fourier transform](./Math/discrete_fourier_transform.sf)
@@ -485,6 +483,8 @@ A nice collection of day-to-day Sidef scripts.
     * [Number of mXn arrays with rows being permutations](./Math/number_of_mXn_arrays_with_rows_being_permutations.sf)
     * [Number of representations as sum of 3 triangles](./Math/number_of_representations_as_sum_of_3_triangles.sf)
     * [Number to continued fraction](./Math/number_to_continued_fraction.sf)
+    * [Number to digits subquadratic algorithm](./Math/number_to_digits_subquadratic_algorithm.sf)
+    * [Number to digits subquadratic algorithm 2](./Math/number_to_digits_subquadratic_algorithm_2.sf)
     * [Number to expression form](./Math/number_to_expression_form.sf)
     * [Numbers with digitsum](./Math/numbers_with_digitsum.sf)
     * [Numbers with non decimal digits](./Math/numbers_with_non_decimal_digits.sf)
@@ -652,7 +652,7 @@ A nice collection of day-to-day Sidef scripts.
     * [Substring primes in base n](./Math/substring_primes_in_base_n.sf)
     * [Sum of cubes function nonnegative recursive](./Math/sum_of_cubes_function_nonnegative_recursive.sf)
     * [Sum of cubes function recursive](./Math/sum_of_cubes_function_recursive.sf)
-    * [Sum of digits in base subquadratic algorithm](./Math/sum_of_digits_in_base_subquadratic_algorithm.sf)
+    * [Sum of digits subquadratic algorithm](./Math/sum_of_digits_subquadratic_algorithm.sf)
     * [Sum of k-powerful numbers](./Math/sum_of_k-powerful_numbers.sf)
     * [Sum of k-powerful numbers in range](./Math/sum_of_k-powerful_numbers_in_range.sf)
     * [Sum of nth power digits](./Math/sum_of_nth_power_digits.sf)