Teacher: Dr. B.J. Shrestha
Write a complete C++ program that outputs a histogram to an output
file named "histogram.out" with proper heading and relevant
informations. The histogram should represent the following data:
GRADE NUMBER OF STUDENTSThe program should display the use of good programming features.
----- ------------------ A 15 B 20 C 25 D 15 F 10 ----- ------------------- TOTAL 85