School Stuff 04

//Program 2
// Identify visible light color based on the wavelength // Color Approximate wavelength range (microns) // Violet 0.400 - 0.424 // Blue 0.424 - 0.491 // Green 0.491 - 0.575 // Yellow  0.575 - 0.585 // Orange 0.585 - 0.647 // Red    0.647 - 0.700
#include <iostream>
using namespace std; // Range of wavelength
const double LOW_VIOLET = 0.400; // microns
const double HIGH_VIOLET = 0.424; // microns
const double HIGH_BLUE = 0.491; // microns
const double HIGH_GREEN = 0.575; // microns
const double HIGH_YELLOW = 0.585; // microns
const double HIGH_ORANGE = 0.647; // microns
const double HIGH_RED = 0.700; // microns

int main()
{
double wavelength; //wavelength in microns
cout << "This program identify visible light color\n" << "based on the wavelengths\n"; // Get the first wavelength
cout << "Enter a wavelength (microns) or 0 to quit ==> ";
cin >> wavelength;

if (wavelength <0)
    cout << "Negative wavelength is invalid \n";
else if (wavelength < LOW_VIOLET)
    cout << wavelength << " microns wavelength is outside visual range \n";
else if (wavelength <= HIGH_VIOLET)
    cout << wavelength << " microns wavelength ==> Violet\n";
else if (wavelength <= HIGH_BLUE)
    cout << wavelength << " microns wavelength ==> Blue\n";
else if (wavelength <= HIGH_GREEN)
    cout << wavelength << " microns wavelength ==> Green\n";
else if (wavelength <= HIGH_YELLOW)
    cout << wavelength << " microns wavelength ==> Yellow\n";
else if (wavelength <= HIGH_ORANGE)
    cout << wavelength << " microns wavelength ==> Orange\n";
else if (wavelength <= HIGH_RED)
    cout << wavelength << " microns wavelength ==> Red\n";
else
    cout << wavelength << " microns wavelength is outside visual range\n";

return 0;
}

//Program 1
// Identify visible light color based on the wavelength // Color Approximate wavelength range (microns) // Violet 0.400 - 0.424 // Blue 0.424 - 0.491 // Green 0.491 - 0.575 // Yellow  0.575 - 0.585 // Orange 0.585 - 0.647 // Red    0.647 - 0.700

#include <iostream>
using namespace std;
int main()
{
double wavelength; //wavelength in microns
cout << "This program identify visible light color\n" << "based on the wavelengths\n"; // Get the first wavelength
cout << "Enter a wavelength (microns) ==> ";
cin >> wavelength;

if (wavelength <0)
    cout << "Negative wavelength is invalid \n"; else if (wavelength < 0.4)
    cout << wavelength << " microns wavelength is outside visual range \n";
else if (0.4 <= wavelength && wavelength <= 0.424)
    cout << wavelength << " microns wavelength ==> Violet\n";
else if (0.424 < wavelength && wavelength <= 0.491)
    cout << wavelength << " microns wavelength ==> Blue\n";
else if (0.491 < wavelength && wavelength <= 0.575)
    cout << wavelength << " microns wavelength ==> Green\n";
else if (0.575 < wavelength && wavelength <= 0.585)
    cout << wavelength << " microns wavelength ==> Yellow\n";
else if (0.585 < wavelength && wavelength <= 0.647)
    cout << wavelength << " microns wavelength ==> Orange\n";
else if (0.647 < wavelength && wavelength <= 0.700)
    cout << wavelength << " microns wavelength ==> Red\n";
else
    cout << wavelength << " microns wavelength is outside visual range\n";

return 0;
}