count_vowels = sum(1 for char in text if char in vowels) count_consonants = sum(1 for char in text if char.isalpha() and char not in vowels) ...

You are given a 0-indexed array of strings words and a 2D array of integers queries. Each query queries[i] = [li, ri] asks us to find the number of strings present in the range li to ri (both ...

Note: Computers count from zero, so the first number in the array is always counted as 0. The last element in an array with n elements will have the index n-1. If an array has 10 elements then the ...