Use the c++ language to calculate for n!

Ex: 5! = 1x2x3x4x5 = 120

.Use the provided tests and turn the completed form in to your instructor. 3c. Write an algorithm that asks the user for n then calculates n! Write test cases. Implement it in C++ compile and execute it. Test it with your test cases: does it get the right answers? When does it get the wrong answers? .Use the provided tests and turn the completed form in to your instructor