feb 2015 problem 9 and 10

uil/aplus-february-2015/10/Radians.java

@@ -0,0 +1,23 @@
+import static java.lang.System.out;
+import java.util.Scanner;
+import java.util.Arrays;
+import java.io.File;
+import java.io.IOException;
+
+class Main {
+  public static void main(String[] args) throws IOException {
+        Scanner s = new Scanner(new File("radians.dat"));
+        while(s.hasNextInt()) {
+            int degrees = s.nextInt();
+            double rad = Math.toRadians(degrees) / Math.PI;
+            String radians;
+            if(rad == 1)
+                radians = "";
+            else if(rad % 1 == 0)
+                radians = Integer.toString((int) rad);
+            else
+                radians = String.format("%.2f", rad);
+            out.println(String.format("%s degrees = %sPI radians", degrees, radians));
+        }
+  }
+}