Data commit

Task/Loops-Increment-loop-index-within-loop-body/Java/loops-increment-loop-index-within-loop-body.java

@@ -0,0 +1,28 @@
+public class LoopIncrementWithinBody {
+
+    static final int LIMIT = 42;
+
+    static boolean isPrime(long n) {
+        if (n % 2 == 0) return n == 2;
+        if (n % 3 == 0) return n == 3;
+        long d = 5;
+        while (d * d <= n) {
+            if (n % d == 0) return false;
+            d += 2;
+            if (n % d == 0) return false;
+            d += 4;
+        }
+        return true;
+    }
+
+    public static void main(String[] args) {
+        long i;
+        int n;
+        for (i = LIMIT, n = 0; n < LIMIT; i++)
+            if (isPrime(i)) {
+                n++;
+                System.out.printf("n = %-2d  %,19d\n", n, i);
+                i += i - 1;
+            }
+    }
+}