Functions

Using a function in Go

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Suppose you have the sum() function, it returns the addition of two int numbers x and y:

func sum(x, y int) int {
    return x + y
}

Select below the correct ways to use the sum() function in your Go program.

Select one or more options from the list

Using the entire function signature of sum() within your code:

fmt.Println(func sum(1, 2 int) int)

Assigning sum() to a variable, and then using that variable in your code:

total := sum(1, 2)
fmt.Println(total)

Directly using the sum() function within your code:

fmt.Println(sum(1, 2))

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