Code
#include <bits/stdc++.h>
using namespace std;

// Class to handle expression processing
class Solution {
public:
    // Function to remove all brackets
    string removeBrackets(string expr) {
        // Initialize result string
        string result = "";

        // Traverse every character in expression
        for (char ch : expr) {
            // Skip if character is '(' or ')'
            if (ch != '(' && ch != ')') {
                result += ch;
            }
        }

        return result;
    }
};

int main() {
    // Input expression
    string expression = "a+(b*c)-(d/e)";

    // Create Solution object
    Solution sol;

    // Get result after removing brackets
    string result = sol.removeBrackets(expression);

    // Print result
    cout << "Expression without brackets: " << result << endl;

    return 0;
}
// Solution class for removing brackets
class Solution {
    // Function to remove all brackets
    public String removeBrackets(String expr) {
        // StringBuilder for result
        StringBuilder result = new StringBuilder();

        // Loop through each character
        for (char ch : expr.toCharArray()) {
            // Append if not a bracket
            if (ch != '(' && ch != ')') {
                result.append(ch);
            }
        }

        return result.toString();
    }
}

// Main class to run the program
public class Main {
    public static void main(String[] args) {
        // Input expression
        String expression = "a+(b*c)-(d/e)";

        // Create Solution object
        Solution