Add all the A tasks

Conf/task.yaml

@@ -1,10 +1,44 @@
 100 doors:
 24 game:
 99 Bottles of Beer:
+A+B:
+Abstract type:
+Accumulator factory:
 Ackermann function:
+Active Directory/Connect:
+Active Directory/Search for a user:
+Active object:
+Add a variable to a class instance at runtime:
+Address of a variable:
+Align columns:
 Anagrams:
+Anagrams/Deranged anagrams:
+# Animate a pendulum:
+Animation:
+Anonymous recursion:
+Apply a callback to an array:
+Arbitrary-precision integers (included):
+Arena storage pool:
+Arithmetic evaluation:
+Arithmetic-geometric mean:
+Arithmetic/Complex:
+# Arithmetic/Integer:
+Arithmetic/Rational:
+Array concatenation:
 Arrays:
 Assertions:
+Associative array/Creation:
+Associative array/Iteration:
+Atomic updates:
+Average loop length:
+Averages/Arithmetic mean:
+Averages/Mean angle:
+Averages/Mean time of day:
+Averages/Median:
+# Averages/Mode:
+Averages/Pythagorean means:
+Averages/Root mean square:
+Averages/Simple moving average:
 Balanced brackets:
 Balanced ternary:
 Best shuffle: