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Select one to add it to the active condition group.

Frequently used conditions

All conditions within a group must match; matching any one group is enough.

Problem search conditions

Choose where to search first. The conditions below apply within the selected database.

Search scope

Select Yes to apply your changes, or No to close without applying them.

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Locked problem

Exams used in (most recent)

Untitled exam

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Subject

Upload the problem files you want to add to your DB.

File upload

During the event, each upload analysis type is charged at the displayed event price instead of the regular price.

Problem DB upload discount

Analysis and tagging of extracted problem-solution pairs

HWP · HWPX

The {taggingCredit}-credit tagging rate cannot be applied because this file has no endnote-paired problem and solution. Convert it to PDF and continue at the image/PDF analysis rate of {analysisCredit} credits per problem?

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Segmentation, analysis, tagging, and solution generation

Image · PDF

Convert the selected pages into images and add them to the upload list.

This appears in public DB search and filters. Leave unknown values blank.

Source information (optional)

Title (Optional)

e.g.) June 2025 Evaluation Mock Exam

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Problem {number}

File title

View Original Problem

View Related Problems ({count})

The solution is being prepared. You can view it on this problem when it is ready.

Problem detail

Use filters in My Problem DB or Public Problem DB to select the options you want.

No problems selected.

Problems without solutions cannot be used in an exam or textbook. Solutions will be generated after payment, and you will move on automatically when they are ready.

We are checking progress automatically. You will move to the next step when every solution is ready.

Generating solutions for {count} problems

Choose a document type and title to create an editable draft.

Create exam/textbook

Use problems from your DB to create your own exam or textbook.

Upload original problems, generate similar questions, and manage your own problem sets.

Add problems from the explorer.

Use answer sheets to collect grading statistics.

Start the exam with the candidate problems you selected.

Select manually

Choose all curricula or the units to include.

Coverage

Automatically add analyzed DB problems by count.

Generation settings

Random generation

Organize DB problems into your own textbook.

Title

e.g. 2025 June mock exam

Enter a title.

Adjust each problem's score and inspect similar problems.

Finish the problem settings

Untitled

Review the original or edited HWPX and manuscript PDF

Write each concept page or generate a draft

Review, reorder, and save the finished pages

Adjust scores and inspect similar problems

Set the textbook outline and problem order

Choose one design for the whole textbook from the cover previews

Continue editing the manuscript and PDF for the textbook you just organized.

Continue with this textbook

Choose whether to finish only the current textbook or add one similar textbook made with comparable problems.

Which textbook would you like to create?

Keep the current textbook and create one copy using similar database problems.

Add one similar textbook

Find similar questions for the entire selection in one batch.

Types to practice

Rebuild the entire exam with similar questions, or choose specific types and questions for a focused version.

Problems from exams previously assigned to this student are excluded from similarity search candidates.

Review prior assignment history before choosing a drill scope.

Frequently assigned questions

{title}_{target}

Problems to practice

Replace only questions in the selected types.

Rebuild the entire exam with similar questions from the database.

Questions to replace

Finding practice questions based on {count} source questions.

Personalize for student

Create similar exam

Search Problems by Image

Finds an existing match for each problem and creates a new exam or workbook draft.

Could not create a similar problem

It will be applied here automatically when ready.

Creating a similar problem

Open problem review to compare them with the originals or change your selection.

Completed problems are applied automatically. You can continue reviewing other problems while you wait.

The original problem was kept

Finds a wider variety within the same main unit.

Prioritizes the same detailed unit and a similar difficulty.

How closely should problems match?

Replaced {matched} · Kept original {original} · Needs review {failed}

Start with problems that use a similar problem, compare them with the originals, and change your selection. Scroll down to continue.

Review Problems

Search Questi problems regardless of visibility

You can search multiple DBs together. Only accessible problems are selected automatically.

Problem DBs to Search

Finding similar matches for {count} problems.

Upload your edited HWPX here. An uploaded revision is always preferred for the PDF.

My revision

Open the generated drafts to edit text, colors, and layout.

Cover and contents

Version history

Generated originals and your revisions are kept together in one chronological history.

Textbook manuscript

A manuscript PDF is required before moving to the next step. Would you like to create it now?

Create the manuscript PDF?

Convert the generated HML or your uploaded HWPX to review the problem and solution layout.

Manuscript PDF preview

Manuscript PDFs by type

Textbook manuscript PDF

A new version is generated when problems or structure change.

Generated original

The textbook will be completed without concept pages.

Place the content prepared in step 4 into the selected template.

Concept pages

All concept pages have been prepared with the selected template.

Concept pages are ready

Choose how page numbers appear in the final textbook.

Create the textbook without page numbers.

Number pages from the index as page 1, excluding the cover.

Check the page-number size and position on the first manuscript page.

Page numbers

If an edited copy exists, it is used first with the saved cover and contents to create the PDF.

Textbook PDF

Create the textbook PDF in the previous step first.

There is no PDF to review yet

Choose the textbook design for the manuscript PDF. Changing it prepares a new manuscript.

Choose a template

A new server original was created after the textbook structure changed. Download it, reapply your edits, and upload the updated HWPX.

Update your edited copy

Select an element to change its font, size, color, and position.

Edit cover directly

If you continue without saving, all edits on the current page will be lost.

Save your cover and contents changes?

The largest type has {count} problems. The types below may make the workbook feel uneven.

Add {count} more problems to meet the type-balance target.

Showing only {type} problems

Problem counts vary significantly by type

By subject

{grouping} creates {count} outline sections.

Type outline preview

Select an outline entry to jump to the problem cards included in that type.

Problems by type

Review the problems below or choose a broader grouping option.

Review the classification of some problems

Fix the type information before generating

Confirm the output format and scope. Your project is saved so you can continue at any time.