"Hey, soldier!"

"Good day, General!"

"I've got awesome news for you. Here are some exercises to reinforce your skills. Do them every day and your skills will grow at an insane speed. They were created especially for IntelliJ IDEA."

Java Core, level 4, lesson 7
Unboxing a quantum computer
We have this tradition at CodeGym: near the end of each level, your teacher Julio invites you to watch a fascinating IT video. Sit back and relax. You'll learn something new and even get some dark matter... Today we’ll visit D-Wave Systems, the world's first quantum computing company. Its systems are widely used by Google, NASA, Volkswagen, and others.

"Those previous exercises were for rookies. I've added some more advanced bonus exercises for the old-timers. Just for veterans."