Explanation: Total number of unique elements are 3, i.e[1,2,3] and Therefore return 3 after assigning [1,2,3] in the beginning of the array. Explanation: Total number of unique elements are 4, i.e[1,2 ...

So, you’re grinding on LeetCode and looking for some help? It’s totally normal to get stuck. Luckily, there’s a huge community out there, and many people share their Leetcode solution github projects.

Mojang Studios announced Tuesday it will eliminate code obfuscation in Minecraft: Java Edition, marking a significant shift in how the company distributes the game to its modding community. The change ...

All the world’s discarded phones, bricked laptops, and other trashed electronics are collectively a treasure trove of rare earth elements (REEs). But separating out and recovering these increasingly ...

Adobe’s beginner-friendly budget photo and video editors are gaining some new capabilities. On Wednesday, October 01, Adobe launched Photoshop Elements 2026 and Premiere Elements 2026, bringing new ...

For any solvers who will be in attendance at the Midwest Crossword Tournament on Saturday, come say hi. I plan to be there to watch a room full of people solving the puzzle I wrote for it. The last ...

Even though they bear little responsibility for the current state of the world's environment, young people have been taking the initiative in tackling problems from rising global temperatures to ...

Dyes like Congo red and methyl orange create brightly hued shirts, sweaters and dresses. But these commonly used azo dyes can be toxic, carcinogenic and are hard to remove from wastewater. David Chem, ...

David Chem, chemical engineering graduate student, holds on the right a vial of water with methyl orange dye. On the left, the water is clear after modified lignin bonds with the dye and falls to the ...

If you want to remove default Microsoft Store packages or apps from the system using Local Group Policy Editor, here are the steps you need to follow on Windows 11. Having said that, Windows 11 comes ...