class Solution:
def maxValue(self, grid: List[List[int]]) -> int:
for i in range(len(grid)):
for j in range(len(grid[0])):
if i == 0 and j == 0:
continueelif i == 0:
grid[i][j] += grid[i][j-1]
elif j == 0:
grid[i][j] += grid[i-1][j]
else:
grid[i][j] += max(grid[i-1][j],grid[i][j-1])
return grid[-1][-1]
class Solution:
def maxValue(self, grid: List[List[int]]) -> int:
ifnot grid ornot grid[0]:
return 0
m, n = len(grid), len(grid[0])
for i in range(1, n):
grid[0][i] += grid[0][i-1]
for i in range(1, m):
grid[i][0] += grid[i-1][0]
for j in range(1,n):
grid[i][j] += max(grid[i-1][j], grid[i][j-1])
return grid[-1][-1]
作者:luanz
链接:https://leetcode-cn.com/problems/li-wu-de-zui-da-jie-zhi-lcof/solution/pythonchang-gui-dong-gui-jie-fa-jian-dan-yi-dong-b/
来源:力扣(LeetCode)
著作权归作者所有。商业转载请联系作者获得授权,非商业转载请注明出处。
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