3121. Count the Number of Special Characters II
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Hint
You are given a string word. A letter c is called special if it appears both in lowercase and uppercase in word, and every lowercase occurrence of c appears before the first uppercase occurrence of c.
Return the number of special letters in word.
Example 1:
Input: word = "aaAbcBC"
Output: 3
Explanation:
The special characters are 'a', 'b', and 'c'.
Example 2:
Input: word = "abc"
Output: 0
Explanation:
There are no special characters in word.
Example 3:
Input: word = "AbBCab"
Output: 0
Explanation:
There are no special characters in
Autres retours d’entretien d’embauche pour un poste comme SDE 1 chez Infosys
First hr reach out, and scheduled an interview. Takes about a hour. Simple interview with a leetcode easy question. Then offer. Just one round. The offer is incredibly low, way below market. Also not negotiatable.
J'ai postulé en ligne. J'ai passé un entretien chez Infosys (Chennai) en nov. 2025
Entretien
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Question 1
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