Example 1
Example 2
Example 3
2 <= s.length <= 100s consists of lowercase English letters and digits 2 through 9.s starts with a letter.1 <= k <= 109It is guaranteed that k is less than or equal to the length of the decoded string.The decoded string is guaranteed to have less than 263 letters.Example 1
Example 2
Example 3
2 <= s.length <= 100s consists of lowercase English letters and digits 2 through 9.s starts with a letter.1 <= k <= 109It is guaranteed that k is less than or equal to the length of the decoded string.The decoded string is guaranteed to have less than 263 letters.