picoCTF : Warmed Up | When Hexadecimal Decides to Use Letters

Next challenge from picoCTF: Warmed Up. The challenge asked: What is 0x3D (base 16) in decimal (base 10)? Because apparently regular numbers were too easy, computers decided to add letters into the mix. Nothing says "simple" like looking at a number and wondering: "Wait... why is there a D in my math homework?" 🤨 Welcome to hexadecimal. The "magic" conversion Hexadecimal uses base 16: 0 1 2 3 4 5…