Data commit

Task/Semiprime/Sidef/semiprime-1.sidef

@@ -0,0 +1,2 @@
+say is_semiprime(2**128 + 1)   #=> true
+say is_semiprime(2**256 - 1)   #=> false

Task/Semiprime/Sidef/semiprime-2.sidef

@@ -0,0 +1,11 @@
+func is_semiprime(n, B=1e4) {
+
+    with (n.trial_factor(B)) { |f|
+        return false if (f.len > 2)
+        return f.all { .is_prime } if (f.len == 2)
+    }
+
+    n.factor.len == 2
+}
+
+say [2,4,99,100,1679,32768,1234567,9876543,900660121].grep(is_semiprime)