Add tasks for all the new languages

Task/AKS-test-for-primes/Sidef/aks-test-for-primes.sidef

@@ -0,0 +1,23 @@
+func binprime(p) {
+    p >= 2 || return false
+    for i in (1 .. p>>1) {
+        (binomial(p, i) % p) && return false
+    }
+    return true
+}
+
+func coef(n, e) {
+    (e == 0) && return "#{n}"
+    (n == 1) && (n = "")
+    (e == 1) ? "#{n}x" : "#{n}x^#{e}"
+}
+
+func binpoly(p) {
+    join(" ", coef(1, p), ^p -> map {|i|
+        join(" ", %w(+ -)[(p-i)&1], coef(binomial(p, i), i))
+    }.reverse...)
+}
+
+say "expansions of (x-1)^p:"
+for i in ^10 { say binpoly(i) }
+say "Primes to 80: [#{2..80 -> grep { binprime(_) }.join(' ')}]"