题解 | #三角形最小路径和#
三角形最小路径和
https://www.nowcoder.com/practice/c9d44b73dc7c4dbfa4272224b1f9b42c
class Solution:
def minTrace(self , triangle: List[List[int]]) -> int:
n = len(triangle)
new = triangle[-1].copy()
for i in reversed(range(n-1)):
for j in range(i+1):
new[j] = triangle[i][j] + min(new[j+1], new[j])
return new[0]
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