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Solution: Add Binary
Problem Statement
Given two binary strings a
and b
, return a sum of a
and b
represented as binary strings.
Examples
-
Example 1:
- Input: a = "10110", b = "10101"
- Expected Output: "101011"
- Justification: The binary sum of "10110" (22 in decimal) and "10101" (21 in decimal) is "101011" (43 in decimal).
-
Example 2:
- Input: a = "111", b = "1"
- Expected Output: "1000"
- Justification: The binary sum of "111" (7 in decimal) and "1" (1 in decimal) is "1000" (8 in decimal).
-
Example 3:
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