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Mastermind Guess Feedback Calculator

Online mastermind guess feedback calculator. Case-sensitive uppercase letters and digits; repeated symbols are supported.

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Three steps. That’s it.

A useful toolkit for text, data, images and calculations.

  1. 01

    Add your input

    Choose a tool, enter values or select a file.

  2. 02

    Make it yours

    Adjust the options and run the action.

  3. 03

    Take the result

    Copy the result or download its file.

mastermind guess feedback online

Use mastermind guess feedback calculator online for Puzzle input — follow the example. Case-sensitive uppercase letters and digits; repeated symbols are supported. Bounded local puzzle processing. Search limits and supported input formats are described for each tool.

How to use it

Select Try example and follow its grid, word-list or JSON shape. Change the options if needed, select Run tool, then copy or download the JSON result.

Options and example settings

OptionChoices / valueExample default
Puzzle input — follow the exampleUse the grid, word list or JSON shape in the worked example.{"secret":"AABC","guess":"ABCA"}

Calculation method

Count exact positions, then match remaining symbol multiplicities without double counting.

Worked examples

Apply mastermind guess feedback calculator to the case below, keeping the displayed units and assumptions. Case-sensitive uppercase letters and digits; repeated symbols are supported.

Mastermind Guess Feedback Calculator — worked case

Settings: No additional options

Input:

{"secret":"AABC","guess":"ABCA"}

Calculated result for these inputs:

Output:

{
  "exact": 1,
  "misplaced": 3
}

Choose the right tool

Choose a checker to validate a supplied grid and a solver to search for answers. Generators use reproducible seeds. Read uniqueness, unplaced-word and truncation flags before treating an output as complete.

Limitations and common mistakes

  • Case-sensitive uppercase letters and digits; repeated symbols are supported. Bounded local puzzle processing. Search limits and supported input formats are described for each tool.
  • Use the exact symbols, row sizes and JSON keys shown in the worked example. Check any limit or incomplete-result flags.

Frequently asked questions

How can I use mastermind guess feedback online?

Select Try example and follow its grid, word-list or JSON shape. Change the options if needed, select Run tool, then copy or download the JSON result.

Where is my input processed?

The bundled tool processes input in your browser. It does not upload tool input to a conversion service. Other site plugins, analytics, advertising and browser extensions may have separate behavior.

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