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 void test_regexpQuote_useBackslashes() {
testFunctionValues("regexpQuote_useBackslashes",
"abc", "abc",
"[]", "\\[]",
"()", "\\(\\)",
"()x", "\\(\\)x");
}
// params = input, output, input, output, ...
static void testFunctionValues(Object function, Object... params) {
for (int i = 0; i+1 < l(params); i += 2) {
Object in = params[i], expected = params[i+1];
testFunctionValue(function, in, expected);
}
}
static void testFunctionValues(IF1 function, Object... params) {
testFunctionValues((Object) function, params);
}
static String regexpQuote_useBackslashes(String s) {
if (s == null) return null;
StringBuilder buf = null;
int n = l(s);
for (int i = 0; i < n; i++) {
char c = s.charAt(i);
if (regexpSpecialCharacters().indexOf(c) < 0) {
if (buf != null) buf.append(c);
} else {
if (buf == null) buf = new StringBuilder(takeFirst(i, s));
buf.append('\\');
buf.append(c);
}
}
return buf == null ? s : buf.toString();
}
static int l(Object[] a) { return a == null ? 0 : a.length; }
static int l(boolean[] a) { return a == null ? 0 : a.length; }
static int l(byte[] a) { return a == null ? 0 : a.length; }
static int l(short[] a) { return a == null ? 0 : a.length; }
static int l(long[] a) { return a == null ? 0 : a.length; }
static int l(int[] a) { return a == null ? 0 : a.length; }
static int l(float[] a) { return a == null ? 0 : a.length; }
static int l(double[] a) { return a == null ? 0 : a.length; }
static int l(char[] a) { return a == null ? 0 : a.length; }
static int l(Collection c) { return c == null ? 0 : c.size(); }
static int l(Iterator i) { return iteratorCount_int_close(i); } // consumes the iterator && closes it if possible
static int l(Map m) { return m == null ? 0 : m.size(); }
static int l(CharSequence s) { return s == null ? 0 : s.length(); }
static long l(File f) { return f == null ? 0 : f.length(); }
static int l(Object o) {
return o == null ? 0
: o instanceof String ? l((String) o)
: o instanceof Map ? l((Map) o)
: o instanceof Collection ? l((Collection) o)
: o instanceof Object[] ? l((Object[]) o)
: o instanceof boolean[] ? l((boolean[]) o)
: o instanceof byte[] ? l((byte[]) o)
: o instanceof char[] ? l((char[]) o)
: o instanceof short[] ? l((short[]) o)
: o instanceof int[] ? l((int[]) o)
: o instanceof float[] ? l((float[]) o)
: o instanceof double[] ? l((double[]) o)
: o instanceof long[] ? l((long[]) o)
: (Integer) call(o, "size");
}
static void testFunctionValue(Object function, Object in, Object expected) {
print(function + "(" + in + ")");
assertEqualsVerbose(expected, callF(function, in));
}
static String regexpSpecialCharacters() {
return "\\[.^$?*+{|()";
}
static List takeFirst(List l, int n) {
return l(l) <= n ? l : newSubListOrSame(l, 0, n);
}
static List takeFirst(int n, List l) {
return takeFirst(l, n);
}
static String takeFirst(int n, String s) { return substring(s, 0, n); }
static String takeFirst(String s, int n) { return substring(s, 0, n); }
static List takeFirst(int n, Iterable i) {
if (i == null) return null;
List l = new ArrayList();
Iterator it = i.iterator();
for (int _repeat_0 = 0; _repeat_0 < n; _repeat_0++) { if (it.hasNext()) l.add(it.next()); else break; }
return l;
}
static int iteratorCount_int_close(Iterator i) { try {
int n = 0;
if (i != null) while (i.hasNext()) { i.next(); ++n; }
if (i instanceof AutoCloseable) ((AutoCloseable) i).close();
return n;
} catch (Exception __e) { throw rethrow(__e); } }
static Object call(Object o) {
return callF(o);
}
// varargs assignment fixer for a single string array argument
static Object call(Object o, String method, String[] arg) {
return call(o, method, new Object[] {arg});
}
static Object call(Object o, String method, Object... args) {
//ret call_cached(o, method, args);
return call_withVarargs(o, method, args);
}
static volatile StringBuffer local_log = new StringBuffer(); // not redirected
static volatile Appendable print_log = local_log; // might be redirected, e.g. to main bot
// in bytes - will cut to half that
static volatile int print_log_max = 1024*1024;
static volatile int local_log_max = 100*1024;
static boolean print_silent = false; // total mute if set
static Object print_byThread_lock = new Object();
static volatile ThreadLocal