How many cubes are there?Cubes of the same size are stacked in the corner of a room as shown. How many cubes are there?
Correct answers: 157
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #riddles
Alfred Lewis VailDied 18 Jan 1859 at age 51 (born 25 Sep 1807).American telegraph pioneer and an associate and financial backer of Samuel F.B. Morse in the experimentation that made the telegraph a commercial reality. The final form of the Morse code was perfected by Vail who simplified the whole process by introducing the telegraph key. Vail is responsible for the efficiency of the code, using the principle that the most frequently sent letters should have the shortest code.