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Plus One
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Given a number represented as an array of digits, plus one to the number.
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C++
Java
Python
class Solution { public: vector<int> plusOne(vector<int> &digits) { } };
public class Solution { public int[] plusOne(int[] digits) { } }
class Solution: # @param digits, a list of integer digits # @return a list of integer digits def plusOne(self, digits):
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