swift

find-sum-cubes-range()

Parameters: (start: Int, end: Int) -> Int

Function requires start and end of range, both integers.

Returns: This function returns an integer, the sum of the cubes.

Dive into the Swift language by learning to code a function that finds the sum of cube numbers in a certain range. This exercise combines both mathematical and programming principles.

variables
loops
arithmetic operations
control flow
Medium dificulty

Swift Programming: Crafting a Function for Computing Sum of Cubes in a Range

Hello, dear programmer. Welcome to our blog post. Without any unnecessary hassle, we're here to guide you through some straightforward steps. In this post, we’re going to dive deep into a Swift function - find-sum-cubes-range. This function finds the sum of the cubes within a specified range. So, seat-back, clear your mind from all distractions and prepare yourself to acquire some valuable knowledge. Happy Coding!

Step 1: Understand the Problem

The first step is to clearly understand the problem. We need to write a function find-sum-cubes-range which takes two parameters, start and end, and returns the sum of the cubes of all the numbers in this range (both inclusive).

Step 2: Setup the Function Skeleton

func findSumCubesRange(start: Int, end: Int) -> Int {
    // implementation goes here
}

With this function, we have defined our start number and end number as Int inputs and our return is also an Int, which will be the sum of cubes of all the numbers between the start and end values, including both.

Step 3: Adding the Loop to go through the Range

To traverse through the given range from start to end (inclusive), we need to use a for loop.

func findSumCubesRange(start: Int, end: Int) -> Int {
    for number in start...end {
        // perform cube operation and sum it up
    }
}

Step 4: Performing the Operation

Now, within our loop, we need to cube the current number and add it to our sum. We start with setting our sum to 0 before the loop.

func findSumCubesRange(start: Int, end: Int) -> Int {
    var sum = 0
    for number in start...end {
        sum += number * number * number
    }
    return sum
}

Step 5: Final Function and Conclusion

Finally, our function is ready which can take a range and return the sum of the cubes of all the numbers in that range.

func findSumCubesRange(start: Int, end: Int) -> Int {
    var sum = 0
    for number in start...end {
        sum += number * number * number
    }
    return sum
}

With this function, we can get the sum of cubes in any range, and it can be extended further to perform any operation on the range.

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Sum of Cubes in a Range

This function sums up the cubes of numbers in a given range.

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Mathematical principle

This function applies the principle of cubic numbers, which are the result of multiplying a number by itself twice (`n*n*n`). The sum is a cumulative addition of all the cubic numbers within the specified range. This function iterates within the range, cubes each number, then adds them to a running total.

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