
maximizeNumberRoundness
Define an integer's roundness as the number of trailing zeros in it. Sometimes it is…
countSumOfTwoRepresentations
Given integers n, l and r, find the number of ways to represent n as a sum of two integers A and B such that l…
regularBracketSequence
Một tổ hợp các dấu ngoặc được gọi là chuẩn tắc nếu ta có thể thêm các…
directionOfReading
You have an array of non-negative integers numbers, each less than 10numbers.length. Add leading zeros if necessary…
autoCorrect
Hey, let's do one more text editor themed challenge! Autocorrect is a feature commonly found…
arrayCenter
Consider an array of integers a. Let min(a)be its minimal element, and let avg(a) be its mean (The arithmetic mean (also known…
remainFib
Trong toán học, các số Fibonacci là các số thuộc dãy Fibonacci sequence như sau: 1, 1, 2,…