import java.util.*; import java.util.zip.*; import java.util.List; import java.util.regex.*; import java.util.concurrent.*; import java.util.concurrent.atomic.*; import java.util.concurrent.locks.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import javax.imageio.*; import java.math.*; import java.awt.geom.AffineTransform; class main { static void rotateGraphicsClockwise_radians(Graphics2D g, double angle) { AffineTransform at = g.getTransform(); at.rotate(-degToRadian(angle)); g.setTransform(at); } static double degToRadian(double deg) { return degreeToRadian(deg); } static double degreeToRadian(double deg) { return deg*(pi()/180); } static double pi() { return Math.PI; } }