404. Sum of Left Leaves
2016-12-04 本文已影响0人
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Find the sum of all left leaves in a given binary tree.
Example:
3
/ \
9 20
/ \
15 7
There are two left leaves in the binary tree, with values9and15respectively. Return24.
Find the sum of all left leaves in a given binary tree.
Example:
3
/ \
9 20
/ \
15 7
There are two left leaves in the binary tree, with values9and15respectively. Return24.
