Battle of arithmetic experts

With this program you will be able to develop the skills of adding numbers in consciousness.
At the beginning of the program, we set the parameters:
- a list of players;
- range of numbers;
- time interval for displaying one number;
- number of numbers for demonstration.
Next - demonstration of numbers of the given range in a random manner. The next screen asks for the result and compares it with the correct one. It gives you the opportunity to train your memory, develop mental and analytical skills.