Within this C++ program, the user can write in the console an interrogative sentence in Romanian that requires the calculation of a mathematical expression of the type "What is the sum of ten and one hundred?" or "What is 121 divided by 11?" The program works for functions such as: sine, cosine, tangent, cotangent, natural logarithm and power of a number. The arithmetic operations available are: plus, minus, divide, multiply. For more information in Romanian, you can read from the "RULES" section within the menu.