15 lines
187 B
Go
15 lines
187 B
Go
package q693
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func hasAlternatingBits(n int) bool {
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last := -1
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for n > 0 {
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if last == n%2 {
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return false
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}
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last = n % 2
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n >>= 1
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}
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return true
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}
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var _ = hasAlternatingBits
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