Fix the code in min_path_sum

This commit is contained in:
krahets
2023-10-14 03:25:11 +08:00
parent 3df5c36370
commit a8c624fa5a
12 changed files with 48 additions and 48 deletions

View File

@@ -18,8 +18,8 @@ public class min_path_sum {
return int.MaxValue;
}
// 计算从左上角到 (i-1, j) 和 (i, j-1) 的最小路径代价
int left = MinPathSumDFS(grid, i - 1, j);
int up = MinPathSumDFS(grid, i, j - 1);
int up = MinPathSumDFS(grid, i - 1, j);
int left = MinPathSumDFS(grid, i, j - 1);
// 返回从左上角到 (i, j) 的最小路径代价
return Math.Min(left, up) + grid[i][j];
}
@@ -39,8 +39,8 @@ public class min_path_sum {
return mem[i][j];
}
// 左边和上边单元格的最小路径代价
int left = MinPathSumDFSMem(grid, mem, i - 1, j);
int up = MinPathSumDFSMem(grid, mem, i, j - 1);
int up = MinPathSumDFSMem(grid, mem, i - 1, j);
int left = MinPathSumDFSMem(grid, mem, i, j - 1);
// 记录并返回左上角到 (i, j) 的最小路径代价
mem[i][j] = Math.Min(left, up) + grid[i][j];
return mem[i][j];