44 lines
744 B
Go
44 lines
744 B
Go
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package bitset32
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// MaxConsecutiveOne
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func (b *BitSet32) MaxConsecutiveOne(start, end uint) uint {
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return b.consecutiveMaxCount(start, end, true)
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}
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// MaxConsecutiveZero
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func (b *BitSet32) MaxConsecutiveZero(start, end uint) uint {
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return b.consecutiveMaxCount(start, end, false)
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}
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func (b *BitSet32) consecutiveMaxCount(start, end uint, flag bool) uint {
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flag = !flag
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if end > b.Len() {
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end = b.Len()
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}
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if start >= b.Len() {
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return 0
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}
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if start > end {
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return 0
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}
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rt, sum := uint(0), uint(0)
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for i := start; i < end; i++ {
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if xor(flag, b.Test(i)) {
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sum++
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continue
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}
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if sum > rt {
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rt = sum
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}
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sum = 0
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}
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if sum > rt {
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rt = sum
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}
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return rt
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}
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func xor(a, b bool) bool {
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return (a || b) && !(a && b)
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}
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