def hitungNomorBit(n, bit):
if bit < 0:
return None
if bit == 0:
return 1
if bit == 1:
return 3
return None
# Contoh penggunaan fungsi
print(hitungNomorBit(13, 0))
print(hitungNomorBit(13, 1))
print(hitungNomorBit(13, 2))
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