Initial data commit

Task/Maximum-triangle-path-sum/D/maximum-triangle-path-sum.d

@@ -0,0 +1,9 @@
+void main() {
+    import std.stdio, std.algorithm, std.range, std.file, std.conv;
+
+    "triangle.txt".File.byLine.map!split.map!(to!(int[])).array.retro
+    .reduce!((x, y) => zip(y, x, x.dropOne)
+                       .map!(t => t[0] + t[1 .. $].max)
+                       .array)[0]
+    .writeln;
+}