## How do you limit a number input in C++?

1 Answer. Simply replace 1, and 10 with your min and max desired input. This will loop and ask for input to T for as long as the input is less than the minimum or greater than the maximum desired value.

### What is the limit for number of functions in a C++ program?

1) main() in C program is also a function. 2) Each C program must have at least one function, which is main(). 3) There is no limit on number of functions; A C program can have any number of functions. 4) A function can call itself and it is known as “Recursion“.

**How do you check if a number is between a range in C++?**

If x is in range, then it must be greater than or equal to low, i.e., (x-low) >= 0. And must be smaller than or equal to high i.e., (high – x) <= 0. So if result of the multiplication is less than or equal to 0, then x is in range.

**What is Max float C++?**

short: min: -32768 max: 32767 int: min: -2147483648 max: 2147483647 long: min: -2147483648 max: 2147483647 float: min: 1.17549e-038 max: 3.40282e+038 double: min: 2.22507e-308 max: 1.79769e+308 long double: min: 2.22507e-308 max: 1.79769e+308 unsigned short: min: 0 max: 65535 unsigned int: min: 0 max: 4294967295 …

## How many functions are there in C++?

Every C++ program has at least one function, which is main(), and all the most trivial programs can define additional functions. You can divide up your code into separate functions.

### What is the maximum value of double in C++?

The value of this constant is positive 1.7976931348623157E+308.

**What is the largest double in C++?**

The C++ double can hold floating-point values of up to 15 digits taking up a space of 8 bytes in the memory. The range of the values that can be stored in a double type variable is 1.7E – 308 to 1.7E + 308.

**How do you initialize a string in CPP?**

Creating and initializing C++ strings

- Create an empty string and defer initializing it with character data.
- Initialize a string by passing a literal, quoted character array as an argument to the constructor.
- Initialize a string using the equal sign (=).
- Use one string to initialize another.