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 java.util.function.*; 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 java.awt.geom.*; import javax.imageio.*; import java.math.*; class main { static Color repeatingGradient(double gradientLength, double position, Color color1, Color color2) { return blendColor(color1, color2, frac(doubleRatio(position, gradientLength))); } static Color blendColor(Color a, Color b, double bish) { return blendColors(a, b, bish); } static double frac(double d) { return fraction(d); } static double doubleRatio(double x, double y) { return y == 0 ? 0 : x/y; } static Color blendColors(double bish, Color a, Color b) { return blendColors(a, b, bish); } static Color blendColors(Color a, Color b, double bish) { bish = normalizeTo0to1(bish); return new Color( (float) blend(a.getRed()/255.0, b.getRed()/255.0, bish), (float) blend(a.getGreen()/255.0, b.getGreen()/255.0, bish), (float) blend(a.getBlue()/255.0, b.getBlue()/255.0, bish)); } static double fraction(double d) { return d % 1; } static double normalizeTo0to1(double x) { return Math.min(Math.max(x, 0), 1); } static int blend(int x, int y, double yish) { double xish = 1-yish; return (int) (x*xish+y*yish); } static double blend(double x, double y, double yish) { double xish = 1-yish; return x*xish+y*yish; } }