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Update 0_beacon-chain.md

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Justin 2019-01-11 11:53:12 +00:00 committed by GitHub
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specs/core/0_beacon-chain.md
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@ -695,8 +695,8 @@ def get_deposit_root() -> bytes32:
@public @public
@constant @constant
def get_merkle_branch(index: uint256) -> bytes32[32]: # size is DEPOSIT_CONTRACT_TREE_DEPTH (symbolic const not supported) def get_merkle_branch(index: uint256) -> bytes32[32]: # size is DEPOSIT_CONTRACT_TREE_DEPTH (symbolic const not supported)
index = index + TWO_TO_POWER_OF_TREE_DEPTH
branch: bytes32[32] # size is DEPOSIT_CONTRACT_TREE_DEPTH branch: bytes32[32] # size is DEPOSIT_CONTRACT_TREE_DEPTH
index = index + TWO_TO_POWER_OF_TREE_DEPTH
for i in range(DEPOSIT_CONTRACT_TREE_DEPTH): for i in range(DEPOSIT_CONTRACT_TREE_DEPTH):
branch[i] = self.deposit_tree[bitwise_xor(index, 1)] branch[i] = self.deposit_tree[bitwise_xor(index, 1)]
index /= 2 index /= 2