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Copy path18f2.py
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18f2.py
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triangle = """75
95 64
17 47 82
18 35 87 10
20 04 82 47 65
19 01 23 75 03 34
88 02 77 73 07 63 67
99 65 04 28 06 16 70 92
41 41 26 56 83 40 80 70 33
41 48 72 33 47 32 37 16 94 29
53 71 44 65 25 43 91 52 97 51 14
70 11 33 28 77 73 17 78 39 68 17 57
91 71 52 38 17 14 91 43 58 50 27 29 48
63 66 04 68 89 53 67 30 73 16 69 87 40 31
04 62 98 27 23 09 70 98 73 93 38 53 60 04 23"""
triangle = triangle.split('\n')
h = len(triangle) ## height of triangle above
for i in range(h):
triangle[i] = list(map(int, triangle[i].split(' ')))
## make the triangle traversable
def max_path_sum(t, h, n):
## print(t[h][n])
if n == 0 and n == h:
return t[h][n]
if n == 0:
return t[h - 1][n] + max_path_sum(t, h - 1, n)
if n == h:
return t[h - 1][n - 1] + max_path_sum(t, h - 1, n - 1)
if t[h - 1][n - 1] > t[h - 1][n - 1]:
return max_path_sum(t, h - 1, n - 1)
return max_path_sum(t, h - 1, n)
for i in range(h):
print(max_path_sum(triangle, h - 1, i))