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.*; class main { static String fileSepToSlashes(String relativePath) { return replace_optimized(relativePath, fileSep(), "/"); } // replace all occurrences of a in s with b static String replace_optimized(String s, String a, String b) { return eq(a, b) ? s : replace(s, a, b); } static String replace(String s, char a, char b) { return a == b ? s : replace(s, a, b); } static String fileSep() { return File.separator; } static boolean eq(Object a, Object b) { return a == b || a != null && b != null && a.equals(b); } static String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } }