C++ examples for Data Type:double
Converts fahrenheit to centigrade, or centigrade to fahrenheit
#include <iostream> using namespace std; int main()/*from w w w .j ava 2 s . c o m*/ { int response; double temper; cout << "\nType 1 to convert fahrenheit to celsius," << "\n 2 to convert celsius to fahrenheit: "; cin >> response; if( response == 1 ) { cout << "Enter temperature in fahrenheit: "; cin >> temper; cout << "In celsius that's " << 5.0/9.0*(temper-32.0); } else { cout << "Enter temperature in celsius: "; cin >> temper; cout << "In fahrenheit that's " << 9.0/5.0*temper + 32.0; } cout << endl; return 0; }