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Leetcode Problem 1219. Path with Maximum Gold

1219. Path with Maximum Gold

Leetcode Solutions

DFS Backtracking

  1. Iterate over each cell in the grid.
  2. If the cell has gold, start a DFS from that cell.
  3. During DFS, mark the current cell as visited and collect the gold.
  4. Explore all four possible directions (up, down, left, right) from the current cell.
  5. After exploring all directions, backtrack by marking the current cell as unvisited.
  6. Continue the DFS until all paths from the starting cell are explored.
  7. Update the maximum gold collected if the current path yields more gold.
  8. Repeat the process for all cells that contain gold.
  9. Return the maximum gold collected.
UML Thumbnail

Iterative DFS with Stack

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