33 lines
667 B
Go
33 lines
667 B
Go
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package diffsquares
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import "math"
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// SquareOfSums calculates the Square of the sums
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// of the first 'num' natural numbers
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func SquareOfSums(num int) int {
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ret := 0
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for num > 0 {
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ret += num
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num--
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}
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return int(math.Pow(float64(ret), 2))
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}
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// SumOfSquares calculates the Sum of the Squares
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// of the first 'num' natural numbers
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func SumOfSquares(num int) int {
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ret := 0
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for num > 0 {
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ret += int(math.Pow(float64(num), 2))
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num--
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}
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return ret
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}
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// Difference calculates the difference between
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// The SquareOfSums and the SumOfSquares for the
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// first 'num' natural numbers
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func Difference(num int) int {
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return SquareOfSums(num) - SumOfSquares(num)
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}
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