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@@ -2,7 +2,7 @@ func addDigits(num int) int {
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if num == 0 { // If sum of digits is divisable by 9, then num is divisable by 9.
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// In fact, (num % 9) == [sum of digits] % 9
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return 0
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- } else if n := nums % 9; n == 0 {
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+ } else if n := num % 9; n == 0 {
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return 9
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} else {
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return n
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