public static long solution(int N)
{
const int DIGIT = 5;
long biggestNum = 0;
bool isNegative = N < 0;//remember if negative
N = isNegative ?-N:N;
string strNum = N.ToString();
int numOfDigits = strNum.Length;
for (int i = 0; i < numOfDigits; i++)
{
string tempStr = strNum.Insert(i, DIGIT.ToString());
long possibleNum = Int64.Parse(tempStr);
if (biggestNum < possibleNum)
{
biggestNum = possibleNum;
}
else if (isNegative && biggestNum > possibleNum)
{
biggestNum = possibleNum;
}
}
//return the minus sign again.
return((isNegative) ? -biggestNum : biggestNum);
}
/// <summary>Fix up faction names</summary>
public static string getPhoneticFaction(string faction, bool useICAO = false)
{
if (faction == null)
{
return(null);
}
// Specific fixing of names to avoid later confusion
if (FACTION_FIXES.ContainsKey(faction))
{
faction = FACTION_FIXES[faction];
}
// Faction names can contain system names; hunt them down and change them
foreach (var pronunciation in STAR_SYSTEM_FIXES)
{
if (faction.Contains(pronunciation.Key))
{
return(faction.Replace(pronunciation.Key, pronunciation.Value));
}
}
foreach (var pronunciation in STAR_SYSTEM_PRONUNCIATIONS)
{
if (faction.Contains(pronunciation.Key))
{
var replacement = replaceWithPronunciation(pronunciation.Key, pronunciation.Value);
return(faction.Replace(pronunciation.Key, replacement));
}
}
// It's possible that the name contains a constellation or catalog abbreviation, in which case translate it
string[] pieces = faction.Split(' ');
for (int i = 0; i < pieces.Length; i++)
{
if (CONSTELLATION_PRONUNCIATIONS.ContainsKey(pieces[i]))
{
pieces[i] = replaceWithPronunciation(pieces[i], CONSTELLATION_PRONUNCIATIONS[pieces[i]]);
}
else if (ALPHA_THEN_NUMERIC.IsMatch(pieces[i]))
{
pieces[i] = sayAsLettersOrNumbers(pieces[i], false, useICAO);
}
else if (ALPHA_DOT.IsMatch(pieces[i]))
{
pieces[i] = sayAsLettersOrNumbers(pieces[i].Replace(".", ""), false, useICAO);
}
else if (DIGIT.IsMatch(pieces[i]))
{
pieces[i] = sayAsLettersOrNumbers(pieces[i], !THREE_OR_MORE_DIGITS.IsMatch(pieces[i]), useICAO);
}
}
return(string.Join(" ", pieces));
}
public DIGIT(DIGIT rule)
: base(rule.spelling, rule.rules)
{
}
/// <summary>Fix up body names</summary>
private static string getPhoneticBody(string body, bool useICAO = false)
{
if (body == null)
{
return(null);
}
// Use a regex to break apart the body from the system
var shortBody = SHORTBODY.Match(body);
if (!shortBody.Success)
{
// There was no match so we pass this as-is
return(body);
}
var results = new List <string>();
// Extract and parse any leading star system name first
var system = body.Substring(0, body.Length - shortBody.Groups[0].Value.Length).Trim();
if (!string.IsNullOrEmpty(system))
{
results.Add(getPhoneticStarSystem(system, useICAO));
}
// Parse the short body name
for (int i = 1; i < shortBody.Groups.Count; i++)
{
for (int j = 0; j < shortBody.Groups[i].Captures.Count; j++)
{
var part = shortBody.Groups[i].Captures[j].Value.Trim();
var lastPart = GetLastPart(shortBody, i, j);
var nextPart = GetNextPart(shortBody, i, j);
if (string.IsNullOrEmpty(part))
{
continue;
}
if (part == "Belt" || part == "Cluster" || part == "Ring")
{
// Pass as-is
results.Add(part);
}
else if (DIGIT.IsMatch(part) || MOON.IsMatch(part) || nextPart == "Ring" || nextPart == "Belt" || lastPart == "Cluster")
{
// The part represents a body, possibly part of the name of a moon, ring, (stellar) belt, or belt cluster;
// e.g. "Pru Aescs NC-M d7-192 A A Belt", "Prai Flyou JQ-F b30-3 B Belt Cluster 9", "Oopailks NV-X c17-1 AB 6 A Ring"
results.Add(sayAsLettersOrNumbers(part, true, useICAO));
}
else if (SUBSTARS.IsMatch(part))
{
// The part is uppercase; turn it in to ICAO if required
results.Add(sayAsLettersOrNumbers(part, false, useICAO));
}
else if (TEXT.IsMatch(part))
{
results.Add(sayAsLettersOrNumbers(part, true, useICAO));
}
else
{
// Pass it as-is
results.Add(part);
}
}
}
return(Regex.Replace(string.Join(" ", results), @"\s+", " "));
}
private DIGIT decode_DIGIT()
{
push("DIGIT");
bool decoded = true;
int s0 = index;
var e0 = new List<Rule>();
Rule rule;
decoded = false;
if (!decoded)
{
{
var e1 = new List<Rule>();
int s1 = index;
decoded = true;
if (decoded)
{
bool f1 = true;
int c1 = 0;
for (int i1 = 0; i1 < 1 && f1; i1++)
{
rule = decode_NumericValue("%x30-39", "[\\x30-\\x39]", 1);
if ((f1 = rule != null))
{
e1.Add(rule);
c1++;
}
}
decoded = c1 == 1;
}
if (decoded)
e0.AddRange(e1);
else
index = s1;
}
}
rule = null;
if (decoded)
rule = new DIGIT(text.Substring(s0, index - s0), e0);
else
index = s0;
pop("DIGIT", decoded, index - s0);
return (DIGIT)rule;
}
