Update number_good_paris.js, substract_product_and_sum_of_integer.js, remove_elements.js, find_number_even_number_of_digits.js, richest_customer_wealth.js, reverse_integer.js, running_sum_1d_array.js, defanging_ip_address.js, how_many_numbers_smaller.js, jewels_and_stones.js, number_of_good_pairs.js, palindrome_number.js, kids_with_greatest_number_of_candies.js, build_array_from_permutation.js, two_sums.js, README.md files