· software
1390. Four Divisors
Problem Statement Given an integer array nums, return the sum of divisors of the integers in that array that have exactly four divisors. If there is no such in...
-
- · software
🍀 Beginner-Friendly Guide 'Four Divisors' – LeetCode 1390 (C++, Python, JavaScript)
!Cover image for 🍀 Beginner-Friendly Guide 'Four Divisors' – LeetCode 1390 C++, Python, JavaScripthttps://media2.dev.to/dynamic/image/width=1000,height=420,fit...
- · software
Day 76: Python Binary Exponentiation – O(log n) Fast Power Calculation Without Built-Ins
Fast Power Function Overview This intermediate challenge implements binary exponentiation to compute x^n in Olog n time using bit manipulation and iterative sq...
- · software
1523. Count Odd Numbers in an Interval Range
Problem Description Given two non‑negative integers low and high, return the count of odd numbers between low and high inclusive. Example 1 Input: low = 3, hig...
- · software
Understanding ECDSA
This article is basically an exercise in understanding ECDSA Elliptic Curve Digital Signature Algorithm from scratch. All I assume is some basic math and a will...