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17 lines
229 B
Go
17 lines
229 B
Go
package A
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import "math/bits"
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func reverseBits(n int) int {
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res := 0
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for i := 0; i < 32; i++ {
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res = (res << 1) | (n & 1)
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n >>= 1
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}
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return res
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}
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func reverseBits2(n int) int {
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return int(bits.Reverse32((uint32(n))))
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}
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