← Back to Games

Matrix Navigator

Click cells to explore 2D matrix indexing and navigation!

Selected Cell

-

Row Index

-

Column Index

-

Value

-

Top-Left: (0, 0)

Top-Right: (0, n-1)

Bottom-Left: (m-1, 0)

Bottom-Right: (m-1, n-1)

📐 2D Array Index Formulas

Access element: matrix[row][col]
Total elements: rows × cols
1D index from 2D: row × cols + col
2D from 1D index: row = idx / cols, col = idx % cols
Neighbors: (row±1, col) and (row, col±1)