Example 1
Example 2
1 <= s.length <= 105s[i] is one of the characters ["e","g","f","i","h","o","n","s","r","u","t","w","v","x","z"].s is guaranteed to be valid.Example 1
Example 2
1 <= s.length <= 105s[i] is one of the characters ["e","g","f","i","h","o","n","s","r","u","t","w","v","x","z"].s is guaranteed to be valid.