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Miss Pooja Anilkumar Patel
Miss Pooja Anilkumar Patel

Posted on • Updated on

387. Leetcode Solution in CPP

class Solution {
 public:
  int firstUniqChar(string s) {
    vector<int> count(128);

    for (const char c : s)
      ++count[c];

    for (int i = 0; i < s.length(); ++i)
      if (count[s[i]] == 1)
        return i;

    return -1;
  }
};

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leetcode

challenge

Here is the link for the problem:
https://leetcode.com/problems/first-unique-character-in-a-string/

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