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);
}



}