Problem Brief
Eliminate Substring
FULLTIMEOA
Given a string s with uppercase English letters, remove all occurrences of the string AWS until no more remain. After each removal, the prefix and suffix strings are concatenated. Return the final string. If the final string is empty, return "-1" as a string.
Function Description
Complete the function getFinalString in the editor below.
The function getFinalString has the following parameter:
string s[n]: a string of uppercase English characters
Returns
string: the string, after removing all occurrences of "AWS" from the given string or "-1"
.˚。⋆ 🌷༊ Credit to chizzy_electᯓᡣ𐭩.˚。⋆
1Example 1
Input
s = "AWAWSSG"
Output
"G"
Explanation
AWAWSSG -> AWSG -> G
Return the final string, G.Constraints
Limits and guarantees your solution can rely on.
1 ≤ |s| ≤ 10^5The string contains only uppercase English letters.