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018/main.py

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+import os
+import math
+import numpy as np
+
+
+# Find the maximum path sum of the triangle below, if you follow a path that
+# starts at the top and goes down, choosing one of either value below you
+
+
+#                             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
+
+
+def getMaxPath(t):
+	t0 = t[0][0]
+
+	if len(t) == 1:
+		return t0
+
+	# if len(t) == 2:
+	# 	return t0 + max(t[1][0], t[1][1])
+
+	left = list(map(lambda row: row[:-1], t[1:]))
+	right = list(map(lambda row: row[1:], t[1:]))
+
+	return t0 + max(getMaxPath(left), getMaxPath(right))
+
+def main():
+	print("Hello, this is Patrick")
+
+	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'''
+
+	ts = triangle.strip().split('\n')
+	t = []
+	for x in ts:
+		t.append(list(map(lambda y: int(y), x.split(' '))))
+
+	r = getMaxPath(t)
+	print(r)
+
+
+if __name__ == "__main__":
+	main()