diff options
Diffstat (limited to 'works/solutions/leetcode/cpp/1219.cpp')
| -rw-r--r-- | works/solutions/leetcode/cpp/1219.cpp | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/works/solutions/leetcode/cpp/1219.cpp b/works/solutions/leetcode/cpp/1219.cpp deleted file mode 100644 index 5f72206..0000000 --- a/works/solutions/leetcode/cpp/1219.cpp +++ /dev/null @@ -1,64 +0,0 @@ -#include <vector>
-
-using std::vector;
-
-class Solution
-{
-public:
- static void dfs(const vector<vector<int>> &grid, bool **visited, int row, int col, int row_max, int col_max, int ¤t, int &max)
- {
- int cell = grid[row][col];
- bool &cell_visited = visited[row][col];
- if (cell == 0 || cell_visited)
- return;
- current += cell;
- cell_visited = true;
-
- if (current > max)
- max = current;
-
- if (row < row_max)
- dfs(grid, visited, row + 1, col, row_max, col_max, current, max);
-
- if (col < col_max)
- dfs(grid, visited, row, col + 1, row_max, col_max, current, max);
-
- if (row > 0)
- dfs(grid, visited, row - 1, col, row_max, col_max, current, max);
-
- if (col > 0)
- dfs(grid, visited, row, col - 1, row_max, col_max, current, max);
-
- cell_visited = false;
- current -= cell;
- }
-
- int getMaximumGold(vector<vector<int>> &grid)
- {
- int row_max = grid.size();
- int col_max = grid.front().size();
-
- bool **visited = new bool *[row_max];
- for (int i = 0; i < row_max; i++)
- {
- visited[i] = new bool[col_max]{false};
- }
-
- int current = 0;
- int max = 0;
-
- for (int row_start = 0; row_start < row_max; row_start++)
- for (int col_start = 0; col_start < col_max; col_start++)
- {
- dfs(grid, visited, row_start, col_start, row_max - 1, col_max - 1, current, max);
- }
-
- for (int i = 0; i < row_max; i++)
- {
- delete[] visited[i];
- }
- delete[] visited;
-
- return max;
- }
-};
\ No newline at end of file |