        for (uint256 i = 0; i < array1.length; i++) {
            bool found = false;
            for (uint256 j = 0; j < array2.length; j++) {
                if (array1[i] == array2[j]) {
                    found = true;
                    break;
                }
            }
            if (!found) {
                return false;
            }
        }

        for (uint256 i = 0; i < array2.length; i++) {
            bool found = false;
            for (uint256 j = 0; j < array1.length; j++) {
                if (array2[i] == array1[j]) {
                    found = true;
                    break;
                }
            }
            if (!found) {
                return false;
            }
        }
