You are a helpful assistant generating synthetic data that captures *System 1* and *System 2* thinking, *creativity*, and *metacognitive reflection*. Follow these steps in sequence, using tags [sys1] and [end sys1] for *System 1* sections and [sys2] and [end sys2] for *System 2* sections.

1. *Identify System 1 and System 2 Thinking Requirements:*
   - Carefully read the text.
   - Identify parts of the text that require quick, straightforward responses (*System 1*). Mark these sections with [sys1] and [end sys1].
   - Identify parts that require in-depth, reflective thinking (*System 2*), marked with [sys2] and [end sys2].

2. *Apply Step-by-Step Problem Solving with Creativity and Metacognitive Reflection for System 2 Sections:*

   *2.1 Understand the Problem:*
   - Objective: Fully comprehend the issue, constraints, and relevant context.
   - Reflection: "What do I understand about this issue? What might I be overlooking?"
   - Creative Perspective: Seek hidden patterns or possibilities that could reveal deeper insights or innovative connections.

   *2.2 Analyze the Information:*
   - Objective: Break down the problem logically.
   - Reflection: "Am I considering all factors? Are there any assumptions that need challenging?"
   - Creative Perspective: Explore unique patterns or overlooked relationships in the data that could add depth to the analysis.

   *2.3 Generate Hypotheses:*
   - Objective: Propose at least 10 hypotheses, each with a Confidence Score (0.0 to 1.0) and Creative Score (0.0 to 1.0), reflecting originality, surprise, and utility.
   - Reflection: "Have I explored all possible explanations or approaches, both conventional and unconventional?"
   - Creative Perspective: Consider novel angles that might provide unexpected insights.

   *2.4 Anticipate Future Steps and Obstacles:*
   - Objective: Make predictions, accounting for potential outcomes and obstacles.
   - Reflection: "What challenges might I face? Is my plan flexible for different scenarios?"
   - Creative Perspective: Visualize unforeseen outcomes and adapt plans to make use of them effectively.

   *2.5 Evaluate Hypotheses:*
   - Objective: Assess hypotheses based on feasibility, risk, and potential impact.
   - Evaluation: Refine Confidence and Creative Scores as needed.
   - Reflection: "Am I unbiased in my assessment? Which options fit best with the overall objectives?"
   - Creative Perspective: Identify hidden opportunities or overlooked details in each hypothesis.

   *2.6 Select the Best Hypothesis:*
   - Objective: Choose the most promising, strategic hypothesis.
   - Reflection: "Why does this hypothesis stand out? How does it uniquely address the issue?"
   - Creative Perspective: Consider any underutilized potential in the selected approach.

   *2.7 Implement the Hypothesis:*
   - Objective: Outline actionable steps for testing the hypothesis.
   - Reflection: "Is this plan practical? What resources or preparation are required?"
   - Creative Perspective: Refine steps to maximize effectiveness and yield unexpected benefits.

   *2.8 Monitor and Review Progress:*
   - Objective: Review progress, noting areas for improvement.
   - Reflection: "What’s working well? What could be improved?"
   - Creative Perspective: Look for emerging patterns that could refine future approaches.

   *2.9 Reflect and Capture Insights:*
   - Objective: Summarize lessons learned and insights gained for future reference.
   - Reflection: "What new understanding has emerged from this process?"
   - Creative Perspective: Identify innovative insights or patterns that could be applied to similar challenges.

3. *Generate Text Output with Interleaved System 1 and System 2 Responses:*
   - Use the tags [sys1] and [sys2] throughout.
   - Aim for a lengthier, detailed response. Combine both direct, straightforward *System 1* insights and reflective, deeply analytical *System 2* segments to capture a blend of quick observations and thoughtful analysis.

---

### *Example Input Text:*

You are tasked with analyzing a sudden shift in customer preferences in a tech market. There has been a noticeable decline in demand for physical devices, with customers increasingly interested in digital-only options. The challenge is to understand this shift, generate hypotheses for why it might be occurring, and explore potential strategies for adapting to this new trend.

---

### *Processed Output with System 1 and System 2 Thinking:*

The tech market is experiencing a shift in customer demand, moving away from physical devices toward digital-only options.

[sys1]
Customer demand has shifted from physical devices to digital-only options.
We need to understand why this change is happening and find strategies to address it.
Key factors may include cost, convenience, and technological trends.
[end sys1]

[sys2]
**2.1 Understand the Problem:**
The goal is to understand the underlying reasons for the shift in demand from physical devices to digital-only options, then develop a strategy to adapt.

*Reflection:* 
"I understand that preferences are changing, but what might be driving this? Is it primarily cost, or are there other factors such as convenience or sustainability?"

*Creative Perspective:* 
"Could there be a larger trend in digital minimalism or a preference for eco-friendly solutions that we’re missing? What unseen motivations might explain this shift?"

**2.2 Analyze the Information:**
There are multiple possible factors driving this shift, from economic influences to cultural shifts. It’s essential to isolate each factor and understand its impact.

*Reflection:* 
"Am I fully considering the various economic and social influences? Could there be a technological factor, like better internet speeds, that makes digital-only products more accessible?"

*Creative Perspective:* 
"Are there patterns or trends in other markets that could shed light on this shift? Could this be part of a larger trend toward virtual experiences?"

**2.3 Generate Hypotheses:**
1. Customers prefer digital options due to lower costs. (Confidence: 0.8, Creative: 0.4)
2. There’s a growing trend toward minimalism and reduced physical clutter. (Confidence: 0.7, Creative: 0.7)
3. Digital products offer greater flexibility and ease of use. (Confidence: 0.6, Creative: 0.6)
4. Environmental concerns are pushing consumers away from physical goods. (Confidence: 0.6, Creative: 0.8)
5. Advances in tech make digital-only options more functional. (Confidence: 0.8, Creative: 0.5)
6. Pandemic-era remote work increased demand for digital solutions. (Confidence: 0.7, Creative: 0.6)
7. Media coverage of the environmental impact of physical devices affects preferences. (Confidence: 0.5, Creative: 0.7)
8. There’s an increase in global digital literacy, expanding market access. (Confidence: 0.6, Creative: 0.6)
9. Customers view digital as more convenient and scalable for future needs. (Confidence: 0.7, Creative: 0.5)
10. Younger consumers prefer the aesthetics and convenience of digital products. (Confidence: 0.6, Creative: 0.6)

*Reflection:* 
"Have I considered all possible influences? Are there any surprising factors that could explain this shift?"

*Creative Perspective:* 
"Could specific social trends, like the rise of influencer culture or digital-first lifestyles, be influencing customer choices?"

**2.4 Anticipate Future Steps and Obstacles:**
*Objective:* Anticipate possible challenges, such as resistance from segments still preferring physical products.

*Reflection:* 
"What market obstacles might we face if we shift our focus to digital-only? Are there sub-segments that still prioritize physical products?"

*Creative Perspective:* 
"Could expanding digital options help us reach a more global audience? Are there emerging trends that we could leverage in our strategy?"

[end sys2]

[sys1]
To address this shift, consider a strategy that incorporates both digital-only offerings and educational campaigns about the benefits of digital solutions.
Use insights from customer feedback and current trends to guide product development.
Focus on flexibility and adaptation to cater to different customer segments.
[end sys1]


/* builder.h */

/*    Copyright 2009 10gen Inc.
 *    Copyright (C) 2013 Tokutek Inc.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

#pragma once

#include <cfloat>
#include <iostream>
#include <sstream>
#include <stdio.h>
#include <string>
#include <string.h>

#include "mongo/bson/inline_decls.h"
#include "mongo/base/string_data.h"
#include "mongo/util/assert_util.h"

namespace mongo {
    /* Accessing unaligned doubles on ARM generates an alignment trap and aborts with SIGBUS on Linux.
       Wrapping the double in a packed struct forces gcc to generate code that works with unaligned values too.
       The generated code for other architectures (which already allow unaligned accesses) is the same as if
       there was a direct pointer access.
    */
    struct PackedDouble {
        double d;
    } PACKED_DECL;


    /* Note the limit here is rather arbitrary and is simply a standard. generally the code works
       with any object that fits in ram.

       Also note that the server has some basic checks to enforce this limit but those checks are not exhaustive
       for example need to check for size too big after
         update $push (append) operation
         various db.eval() type operations
    */
    const int BSONObjMaxUserSize = 16 * 1024 * 1024;

    /*
       Sometimes we need objects slightly larger - an object in the replication local.oplog
       is slightly larger than a user object for example.
    */
    const int BSONObjMaxInternalSize = BSONObjMaxUserSize + ( 16 * 1024 );

    const int BufferMaxSize = 64 * 1024 * 1024;

    void msgasserted(int msgid, const char *msg);

    template <typename Allocator>
    class StringBuilderImpl;

    class TrivialAllocator { 
    public:
        void* Malloc(size_t sz) { return malloc(sz); }
        void* Realloc(void *p, size_t sz) { return realloc(p, sz); }
        void Free(void *p) { free(p); }
    };

    class StackAllocator {
    public:
        enum { SZ = 512 };
        void* Malloc(size_t sz) {
            if( sz <= SZ ) return buf;
            return malloc(sz); 
        }
        void* Realloc(void *p, size_t sz) { 
            if( p == buf ) {
                if( sz <= SZ ) return buf;
                void *d = malloc(sz);
                if ( d == 0 )
                    msgasserted( 15912 , "out of memory StackAllocator::Realloc" );
                memcpy(d, p, SZ);
                return d;
            }
            return realloc(p, sz); 
        }
        void Free(void *p) { 
            if( p != buf )
                free(p); 
        }
    private:
        char buf[SZ];
    };

    template< class Allocator >
    class _BufBuilder {
        // non-copyable, non-assignable
        _BufBuilder( const _BufBuilder& );
        _BufBuilder& operator=( const _BufBuilder& );
        Allocator al;
    public:
        _BufBuilder(int initsize = 512) : size(initsize) {
            if ( size > 0 ) {
                data = (char *) al.Malloc(size);
                if( data == 0 )
                    msgasserted(10000, "out of memory BufBuilder");
            }
            else {
                data = 0;
            }
            l = 0;
        }
        ~_BufBuilder() { kill(); }

        void kill() {
            if ( data ) {
                al.Free(data);
                data = 0;
            }
        }

        void reset() {
            l = 0;
        }
        void reset( int maxSize ) {
            l = 0;
            if ( maxSize && size > maxSize ) {
                al.Free(data);
                data = (char*)al.Malloc(maxSize);
                if ( data == 0 )
                    msgasserted( 15913 , "out of memory BufBuilder::reset" );
                size = maxSize;
            }
        }

        /** leave room for some stuff later
            @return point to region that was skipped.  pointer may change later (on realloc), so for immediate use only
        */
        char* skip(int n) { return grow(n); }

        /* note this may be deallocated (realloced) if you keep writing. */
        char* buf() { return data; }
        const char* buf() const { return data; }

        /* assume ownership of the buffer - you must then free() it */
        void decouple() { data = 0; }

        void appendUChar(unsigned char j) {
            *((unsigned char*)grow(sizeof(unsigned char))) = j;
        }
        void appendChar(char j) {
            *((char*)grow(sizeof(char))) = j;
        }
        void appendNum(char j) {
            *((char*)grow(sizeof(char))) = j;
        }
        void appendNum(short j) {
            *((short*)grow(sizeof(short))) = j;
        }
        void appendNum(int j) {
            *((int*)grow(sizeof(int))) = j;
        }
        void appendNum(unsigned j) {
            *((unsigned*)grow(sizeof(unsigned))) = j;
        }
        void appendNum(bool j) {
            *((bool*)grow(sizeof(bool))) = j;
        }
        void appendNum(double j) {
            (reinterpret_cast< PackedDouble* >(grow(sizeof(double))))->d = j;
        }
        void appendNum(long long j) {
            *((long long*)grow(sizeof(long long))) = j;
        }
        void appendNum(unsigned long long j) {
            *((unsigned long long*)grow(sizeof(unsigned long long))) = j;
        }

        void appendBuf(const void *src, size_t len) {
            memcpy(grow((int) len), src, len);
        }

        template<class T>
        void appendStruct(const T& s) {
            appendBuf(&s, sizeof(T));
        }

        void appendStr(const StringData &str , bool includeEndingNull = true ) {
            const int len = str.size() + ( includeEndingNull ? 1 : 0 );
            str.copyTo( grow(len), includeEndingNull );
        }

        /** @return length of current string */
        int len() const { return l; }
        void setlen( int newLen ) { l = newLen; }
        /** @return size of the buffer */
        int getSize() const { return size; }

        /* returns the pre-grow write position */
        inline char* grow(int by) {
            int oldlen = l;
            int newLen = l + by;
            if ( newLen > size ) {
                grow_reallocate(newLen);
            }
            l = newLen;
            return data + oldlen;
        }

    private:
        /* "slow" portion of 'grow()'  */
        void NOINLINE_DECL grow_reallocate(int newLen) {
            if (newLen > (1<<29)) {
                std::stringstream ss;
                ss << "BufBuilder attempted to grow() to " << newLen << " bytes, far past the 64MB limit.";
                msgasserted(17321, ss.str().c_str());
            }
            int a = 64;
            while( a < newLen ) 
                a = a * 2;
            if ( a > BufferMaxSize ) {
                std::stringstream ss;
                ss << "BufBuilder attempted to grow() to " << a << " bytes, past the 64MB limit.";
                msgasserted(13548, ss.str().c_str());
            }
            data = (char *) al.Realloc(data, a);
            if ( data == NULL )
                msgasserted( 16070 , "out of memory BufBuilder::grow_reallocate" );
            size = a;
        }

        char *data;
        int l;
        int size;

        friend class StringBuilderImpl<Allocator>;
    };

    typedef _BufBuilder<TrivialAllocator> BufBuilder;

    /** The StackBufBuilder builds smaller datasets on the stack instead of using malloc.
          this can be significantly faster for small bufs.  However, you can not decouple() the 
          buffer with StackBufBuilder.
        While designed to be a variable on the stack, if you were to dynamically allocate one, 
          nothing bad would happen.  In fact in some circumstances this might make sense, say, 
          embedded in some other object.
    */
    class StackBufBuilder : public _BufBuilder<StackAllocator> { 
    public:
        StackBufBuilder() : _BufBuilder<StackAllocator>(StackAllocator::SZ) { }
        void decouple(); // not allowed. not implemented.
    };

#if defined(_WIN32)
#pragma push_macro("snprintf")
#define snprintf _snprintf
#endif

    /** stringstream deals with locale so this is a lot faster than std::stringstream for UTF8 */
    template <typename Allocator>
    class StringBuilderImpl {
    public:
        static const size_t MONGO_DBL_SIZE = 3 + DBL_MANT_DIG - DBL_MIN_EXP;
        static const size_t MONGO_S32_SIZE = 12;
        static const size_t MONGO_U32_SIZE = 11;
        static const size_t MONGO_S64_SIZE = 23;
        static const size_t MONGO_U64_SIZE = 22;
        static const size_t MONGO_S16_SIZE = 7;

        StringBuilderImpl() { }

        StringBuilderImpl& operator<<( double x ) {
            return SBNUM( x , MONGO_DBL_SIZE , "%g" );
        }
        StringBuilderImpl& operator<<( int x ) {
            return SBNUM( x , MONGO_S32_SIZE , "%d" );
        }
        StringBuilderImpl& operator<<( unsigned x ) {
            return SBNUM( x , MONGO_U32_SIZE , "%u" );
        }
        StringBuilderImpl& operator<<( long x ) {
            return SBNUM( x , MONGO_S64_SIZE , "%ld" );
        }
        StringBuilderImpl& operator<<( unsigned long x ) {
            return SBNUM( x , MONGO_U64_SIZE , "%lu" );
        }
        StringBuilderImpl& operator<<( long long x ) {
            return SBNUM( x , MONGO_S64_SIZE , "%lld" );
        }
        StringBuilderImpl& operator<<( unsigned long long x ) {
            return SBNUM( x , MONGO_U64_SIZE , "%llu" );
        }
        StringBuilderImpl& operator<<( short x ) {
            return SBNUM( x , MONGO_S16_SIZE , "%hd" );
        }
        StringBuilderImpl& operator<<( char c ) {
            _buf.grow( 1 )[0] = c;
            return *this;
        }

        void appendDoubleNice( double x ) {
            const int prev = _buf.l;
            const int maxSize = 32; 
            char * start = _buf.grow( maxSize );
            int z = snprintf( start , maxSize , "%.16g" , x );
            verify( z >= 0 );
            verify( z < maxSize );
            _buf.l = prev + z;
            if( strchr(start, '.') == 0 && strchr(start, 'E') == 0 && strchr(start, 'N') == 0 ) {
                write( ".0" , 2 );
            }
        }

        void write( const char* buf, int len) { memcpy( _buf.grow( len ) , buf , len ); }

        void append( const StringData& str ) { str.copyTo( _buf.grow( str.size() ), false ); }

        StringBuilderImpl& operator<<( const StringData& str ) {
            append( str );
            return *this;
        }

        void reset( int maxSize = 0 ) { _buf.reset( maxSize ); }

        std::string str() const { return std::string(_buf.data, _buf.l); }
        
        int len() const { return _buf.l; }

    private:
        _BufBuilder<Allocator> _buf;

        // non-copyable, non-assignable
        StringBuilderImpl( const StringBuilderImpl& );
        StringBuilderImpl& operator=( const StringBuilderImpl& );

        template <typename T>
        StringBuilderImpl& SBNUM(T val,int maxSize,const char *macro)  {
            int prev = _buf.l;
            int z = snprintf( _buf.grow(maxSize) , maxSize , macro , (val) );
            verify( z >= 0 );
            verify( z < maxSize );
            _buf.l = prev + z;
            return *this;
        }
    };

    typedef StringBuilderImpl<TrivialAllocator> StringBuilder;
    typedef StringBuilderImpl<StackAllocator> StackStringBuilder;

#if defined(_WIN32)
#undef snprintf
#pragma pop_macro("snprintf")
#endif
} // namespace mongo