Second Largest Digit in a String - Practice Coding | SlaveCode
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1796. Second Largest Digit in a String
Easy
10 Points
Hash Table
String
Given an alphanumeric string s, return the second largest numerical digit that appears in s, or -1 if it does not exist.
An alphanumeric string is a string consisting of lowercase English letters and digits.
Examples
Example 1
Input: s = "dfa12321afd"
Output: 2
Explanation: The digits that appear in s are [1, 2, 3]. The second largest digit is 2.
Example 2
Input: s = "abc1111"
Output: -1
Explanation: The digits that appear in s are [1]. There is no second largest digit.
Constraints
1 <= s.length <= 500
s consists of only lowercase English letters and digits.
1796. Second Largest Digit in a String
Easy
10 Points
Hash Table
String
Given an alphanumeric string s, return the second largest numerical digit that appears in s, or -1 if it does not exist.
An alphanumeric string is a string consisting of lowercase English letters and digits.
Examples
Example 1
Input: s = "dfa12321afd"
Output: 2
Explanation: The digits that appear in s are [1, 2, 3]. The second largest digit is 2.
Example 2
Input: s = "abc1111"
Output: -1
Explanation: The digits that appear in s are [1]. There is no second largest digit.
Constraints
1 <= s.length <= 500
s consists of only lowercase English letters and digits.