12. Glossary

Term	Definition
Field	A single minesweeper grid, consisting of a header (row and column counts) and a 2D grid of cells.
Cell	A single position in the grid, containing either a mine (*) or a safe square (.).
Mine	A cell marked with *.
Safe cell	A cell marked with ., replaced in output by its adjacent mine count.
Adjacent mine count	The number of mines in the 8 neighbouring cells (horizontal, vertical, diagonal) of a given cell.
Header	The line preceding a field’s grid rows, formatted as R C where R = row count and C = column count.
Terminator	The input line 0 0 signalling end of input.
Input Parser	The component responsible for reading stdin and producing a list of Field structs.
Field Processor	The component responsible for computing adjacent mine counts for all safe cells in a field.
Output Formatter	The component responsible for printing annotated fields to stdout in the required format.
Pipeline	The sequential flow: Input Parser → Field Processor → Output Formatter.