A Laboratory Course in C++, 5th Edition

Lesson 7-6: Case Study Maintenance

Additional Control Structures | 169

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Exercise 1: Compile and run program RichUncle (richUncle.cpp), using data of your choice.

Exercise 2: Your uncle never used a simple word when an exotic word would do. Enhance the

program so that the number of unusual letters is counted. For a start, count the percentage of X’s,

Y’s, Z’s, and Q’s. Combine uppercase and lowercase instances. Compile and run your program

using file history.in. What was the percentage of unusual letters?

Exercise 3: Enhance the ...