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7 Posted Topics
 | Write a C++ program that inputs a wavelength and then displays the associated light color. If the wavelength is shorter than 400 nm or longer than 700 nm, display the message “Wavelength outside visual range”. Classify boundary wavelengths as the lower-wavelength color. For example, label a wavelength of 424 nm …  |
| | Write a class that implements a vector of integers with the following template: Class IntVector{ private: // all member variables public: IntVector( int n); // create a vector with size n ~IntVector(); // releases any memory allocated by the vector Int getElement(int i); //returns the element i in the vector; …  |
| | Write a program that calculates the average of a group of test scores, where the lowest score in the group is dropped. It should use the following functions: • void getScore() should ask the user for a test score, store it in a reference parameter variable, and validate it. This …  |
| | Write a complete C++ program that reads the attached file (values.txt) to find and print the following: a. The average value of the numbers in the file. b. The maximum and minimum value c. The count of negative and positive values (ignore zero) #include <iostream> #include<fstream> using namespace std; int … |
| | Write a complete C++ program that reads the attached file (values.txt) to find and print the following: a. The average value of the numbers in the file. b. The maximum and minimum value c. The count of negative and positive values (ignore zero) #include <iostream> #include <cstdlib> using namespace std; … |
| | Write a program that uses a for statement to sum a sequence of integers. Assume that the first integer read specifies the number of values remaining to be entered. Your program should read only one value per input statement. A typical input sequence might be 5 100 200 300 400 … |
| | Create a BMI calculator that reads the user’s weight in pounds and height in inches (or, if you prefer, the user’s weight in kilograms and height in meters), then calculates and displays the user’s body mass index.  |
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