Final answer:
In sudoku, 'n' refers to the Grid Size, which is the dimension of the n x n square grid. It determines the range of numbers used to fill the grid, where each of the integers from 1 to n must be used without repetition in each row, column, and designated subgrid.
Step-by-step explanation:
In the context of a sudoku puzzle, 'n' represents the Grid Size. Sudoku is a number puzzle that involves a grid of squares, with 'n' referring to the dimensions of the grid, which is typically an n x n square. For instance, in a standard sudoku puzzle, n would be 9, resulting in a 9x9 grid. However, in a simplified version, such as the one mentioned with a 4x4 grid, 'n' would be 4. The grid must be filled with integers from 1 to n in such a way that each number appears exactly once in each row, each column, and in the case of standard sudoku, also in each subgrid.
When solving puzzles like sudoku, enhancing problem-solving abilities is key. This improvement comes from the regular practice of mental exercises that challenge the mind. Following the sudoku rules strictly and filling out the grid correctly demonstrates a good grasp of logic and problem-solving skills. These abilities will develop further as you continue to engage with various puzzles and solving puzzles as a daily mental exercise.