I hope you enjoyed this story!
Krug smiled, impressed with Petar's work. "Well done, Petar! You've solved the first Zadaci. Move on to the next one."
The next task was: "If a circle has a diameter of 10 cm, what is its area?" Petar thought again and wrote: "A = π × (d/2)² = 3.14 × (10/2)² = 78.5 cm²."