27.6.4: C++ Examples
selected template will load here
This action is not available.
// This program displays a temperature conversion table showing Fahrenheit // temperatures from 0 to 100, in increments of 10, and the corresponding // Celsius temperatures using While, Do While, and For loops. // // References: // https://www.mathsisfun.com/temperature-conversion.html // https://en.wikibooks.org/wiki/C%2B%2B_Programming #include using namespace std; void whileLoop(); void doLoop(); void forLoop(); void displayHeading(); double calculateCelsius(double); void displayResult(double, double); int main() { whileLoop(); doLoop(); forLoop(); } void whileLoop() { double fahrenheit; double celsius; displayHeading(); fahrenheit = 0; while (fahrenheit <= 100) { celsius = calculateCelsius(fahrenheit); displayResult(fahrenheit, celsius); fahrenheit += 10; } cout << endl; } void doLoop() { double fahrenheit; double celsius; displayHeading(); fahrenheit = 0; do { celsius = calculateCelsius(fahrenheit); displayResult(fahrenheit, celsius); fahrenheit += 10; } while (fahrenheit <= 100); cout << endl; } void forLoop() { double fahrenheit; double celsius; displayHeading(); for (fahrenheit = 0 ; fahrenheit <= 100 ; fahrenheit += 10) { celsius = calculateCelsius(fahrenheit); displayResult(fahrenheit, celsius); } cout << endl; } void displayHeading() { cout << "F°\tC°" << endl; } double calculateCelsius(double fahrenheit) { double celsius; celsius = (fahrenheit - 32) * 5 / 9; return celsius; } void displayResult(double fahrenheit, double celsius) { cout << fahrenheit << "\t" << celsius; cout << endl; }
F° C° 0 -17.7778 10 -12.2222 20 -6.66667 30 -1.11111 40 4.44444 50 10 60 15.5556 70 21.1111 80 26.6667 90 32.2222 100 37.7778 F° C° 0 -17.7778 10 -12.2222 20 -6.66667 30 -1.11111 40 4.44444 50 10 60 15.5556 70 21.1111 80 26.6667 90 32.2222 100 37.7778 F° C° 0 -17.7778 10 -12.2222 20 -6.66667 30 -1.11111 40 4.44444 50 10 60 15.5556 70 21.1111 80 26.6667 90 32.2222 100 37.7778