tasks a-s

Task/Sequence-of-non-squares/Java/sequence-of-non-squares.java

@@ -0,0 +1,18 @@
+public class SeqNonSquares {
+    public static int nonsqr(int n) {
+        return n + (int)Math.round(Math.sqrt(n));
+    }
+
+    public static void main(String[] args) {
+        // first 22 values (as a list) has no squares:
+        for (int i = 1; i < 23; i++)
+            System.out.print(nonsqr(i) + " ");
+        System.out.println();
+
+        // The following check shows no squares up to one million:
+        for (int i = 1; i < 1000000; i++) {
+            double j = Math.sqrt(nonsqr(i));
+            assert j != Math.floor(j);
+        }
+    }
+}