Plan an algorithm using Flowchart and Desk check the flowchart at least 2 data. Write C++ statements desk check your code and code it into program. 1. Write a program in C++ to print the sum, difference, product, quotient and remainder of two numbers using variables. Sample output: in C++ command prompt Enter first number: 12 Enter second number: 6 The sum of the number is: 18 The difference of the number is: 6 The product of the number is: 72 The quotient of the number is: 2 The remainder of the number: 0 2. Write a program in C++ to calculate the volume of a sphere, cube and cylinder. Sample Output: Calculate the volume of a sphere : --------------------------------------- Input the radius of a sphere : 6 The volume of a sphere is : 904.32 Calculate the volume of a cube : --------------------------------------- 3. Write a program in C++ to convert temperature in Celsius to Fahrenheit and Fahrenheit to Celsius. Sample Output: Convert temperature in Celsius to Fahrenheit : --------------------------------------------------- Input the temperature in Celsius : 35 The temperature in Celsius : 35 The temperature in Fahrenheit : 95 Convert temperature in Fahrenheit to Celsius : --------------------------------------------------- Input the temperature in Fahrenheit : 95 The temperature in Fahrenheit : 95 The temperature in Celsius : 35 please answer the 3 items above (1-3)