first-letter-to-appear-twice 1.0.0
First Letter to Appear Twice
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Solution Class Reference

Public Member Functions

char repeatedCharacter (string s)
 

Detailed Description

Definition at line 5 of file main.cpp.

Member Function Documentation

◆ repeatedCharacter()

char Solution::repeatedCharacter ( string  s)
inline

Definition at line 8 of file main.cpp.

9 {
10 set<char> characters;
11 for (char c: s)
12 {
13 if (characters.find(c) != characters.end())
14 return c;
15 else
16 characters.insert(c);
17 }
18 return '\0';
19 }

The documentation for this class was generated from the following file: