Initial data commit

Task/Maximum-triangle-path-sum/Python/maximum-triangle-path-sum-1.py

@@ -0,0 +1,28 @@
+def solve(tri):
+    while len(tri) > 1:
+        t0 = tri.pop()
+        t1 = tri.pop()
+        tri.append([max(t0[i], t0[i+1]) + t for i,t in enumerate(t1)])
+    return tri[0][0]
+
+
+data = """                55
+                        94 48
+                       95 30 96
+                     77 71 26 67
+                    97 13 76 38 45
+                  07 36 79 16 37 68
+                 48 07 09 18 70 26 06
+               18 72 79 46 59 79 29 90
+              20 76 87 11 32 07 07 49 18
+            27 83 58 35 71 11 25 57 29 85
+           14 64 36 96 27 11 58 56 92 18 55
+         02 90 03 60 48 49 41 46 33 36 47 23
+        92 50 48 02 36 59 42 79 72 20 82 77 42
+      56 78 38 80 39 75 02 71 66 66 01 03 55 72
+     44 25 67 84 71 67 11 61 40 57 58 89 40 56 36
+   85 32 25 85 57 48 84 35 47 62 17 01 01 99 89 52
+  06 71 28 75 94 48 37 10 23 51 06 48 53 18 74 98 15
+27 02 92 23 08 71 76 84 15 52 92 63 81 10 44 10 69 93"""
+
+print solve([map(int, row.split()) for row in data.splitlines()])

Task/Maximum-triangle-path-sum/Python/maximum-triangle-path-sum-2.py

@@ -0,0 +1,6 @@
+from itertools import imap
+
+f = lambda x, y, z: x + max(y, z)
+g = lambda xs, ys: list(imap(f, ys, xs, xs[1:]))
+data = [map(int, row.split()) for row in open("triangle.txt")][::-1]
+print reduce(g, data)[0]

Task/Maximum-triangle-path-sum/Python/maximum-triangle-path-sum-3.py

@@ -0,0 +1,42 @@
+'''Maximum triangle path sum'''
+
+from functools import (reduce)
+
+
+# maxPathSum :: [[Int]] -> Int
+def maxPathSum(rows):
+    '''The maximum total among all possible
+       paths from the top to the bottom row.
+    '''
+    return reduce(
+        lambda xs, ys: [
+            a + max(b, c) for (a, b, c)
+            in zip(ys, xs, xs[1:])
+        ],
+        reversed(rows[:-1]), rows[-1]
+    )[0]
+
+
+# ------------------------- TEST -------------------------
+print(
+    maxPathSum([
+        [55],
+        [94, 48],
+        [95, 30, 96],
+        [77, 71, 26, 67],
+        [97, 13, 76, 38, 45],
+        [7, 36, 79, 16, 37, 68],
+        [48, 7, 9, 18, 70, 26, 6],
+        [18, 72, 79, 46, 59, 79, 29, 90],
+        [20, 76, 87, 11, 32, 7, 7, 49, 18],
+        [27, 83, 58, 35, 71, 11, 25, 57, 29, 85],
+        [14, 64, 36, 96, 27, 11, 58, 56, 92, 18, 55],
+        [2, 90, 3, 60, 48, 49, 41, 46, 33, 36, 47, 23],
+        [92, 50, 48, 2, 36, 59, 42, 79, 72, 20, 82, 77, 42],
+        [56, 78, 38, 80, 39, 75, 2, 71, 66, 66, 1, 3, 55, 72],
+        [44, 25, 67, 84, 71, 67, 11, 61, 40, 57, 58, 89, 40, 56, 36],
+        [85, 32, 25, 85, 57, 48, 84, 35, 47, 62, 17, 1, 1, 99, 89, 52],
+        [6, 71, 28, 75, 94, 48, 37, 10, 23, 51, 6, 48, 53, 18, 74, 98, 15],
+        [27, 2, 92, 23, 8, 71, 76, 84, 15, 52, 92, 63, 81, 10, 44, 10, 69, 93]
+    ])
+)