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All tests pass #15

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All tests pass #15

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99711cd
Completed the Difference of Squares Exercise
f-gozie Oct 5, 2018
f7ce80f
completed difference of square exercise
f-gozie Oct 5, 2018
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37 changes: 34 additions & 3 deletions src/main/scala/DifferenceOfSquares.scala
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Original file line number Diff line number Diff line change
@@ -1,8 +1,39 @@
import scala.math.pow

object DifferenceOfSquares{

def sumOfSquares(n: Int): Int = ???
def sumOfSquares(n: Int): Int =
{
var lim = n
var totalsum = 0
while (lim > 0)
{
var powered: Int = (pow(lim, 2)).toInt
totalsum = totalsum + powered
lim = lim-1
}
totalsum
}

def squareOfSum(n: Int): Int =
{
var lim = n
var totalsum = 0
while (lim > 0)
{
totalsum = totalsum + lim
lim = lim-1
}
var squareSum: Int = pow(totalsum, 2).toInt
squareSum
}

def squareOfSum(n: Int): Int = ???
def differenceOfSquares(n: Int):Int =
{
var sqOfsum = squareOfSum(n)
var sumOfsq = sumOfSquares(n)

def differenceOfSquares(n: Int):Int = ???
var totalDifference = sqOfsum - sumOfsq
totalDifference
}
}