IELTS Advantage on Instagram: "Two students show their IELTS Speaking abilities in this video. Watch their different approaches and see if you can predict which student will get the best score from examiners."

Naman Pal on Instagram: "The Josephus Problem is one of the most fascinating puzzles in math & computer science. 🌀 Imagine this: 100 people stand in a circle. Starting from person 1, each person eliminates the one next to them. This continues round and round… until only one survivor is left. 😨 Now here’s the mind-blowing part → Instead of simulating the whole process, math gives us a direct formula to find the last survivor. For k = 2 (kill next person): 1. Write the number of people in binary