Data commit

Task/Pernicious-numbers/Rust/pernicious-numbers.rust

@@ -0,0 +1,24 @@
+extern crate aks_test_for_primes;
+
+use std::iter::Filter;
+use std::ops::RangeFrom;
+
+use aks_test_for_primes::is_prime;
+
+fn main() {
+    for i in pernicious().take(25) {
+        print!("{} ", i);
+    }
+    println!();
+    for i in (888_888_877u64..888_888_888).filter(is_pernicious) {
+        print!("{} ", i);
+    }
+}
+
+fn pernicious() -> Filter<RangeFrom<u64>, fn(&u64) -> bool> {
+    (0u64..).filter(is_pernicious as fn(&u64) -> bool)
+}
+
+fn is_pernicious(n: &u64) -> bool {
+    is_prime(n.count_ones())
+}