Convert the following c code programs to C++ code Program 1: Swap Numbers Using Temporary Variable 1. #include 2. int main() { " double first, second, temp; F _ _; G printf("Enter first number: "); scanf("%lf", &first); printf("Enter second number: "); scanf("%lf", &second); s_ s E // Value of first is assigned to temp temp = first; // Value of second is assigned to first first = second; 13. 14. 15. // Value of temp (initial value of first) is assigned to second 16. second = temp; 17. 18. 19. 20. 21. } printf(" After swapping, firstNumber = %.2f ", first); printf("After swapping, secondNumber = %.21f", second); return 0