字符检测程序（上）检测GB2312、BIG5... - JAVA 技术文档 - 安全技术

    static final int GB2312 = 0;
    static final int GBK = 1;
    static final int HZ = 2;
    static final int BIG5 = 3;
    static final int EUC_TW = 4;
    static final int ISO_2022_CN = 5;
    static final int UTF8 = 6;
    static final int UNICODE = 7;
    static final int ASCII = 8;
    static final int OTHER = 9;

static final int TOTAL_ENCODINGS = 10;

    // Frequency tables to hold the GB, Big5, and EUC-TW character
    // frequencies
    int GBFreq[][];
    int GBKFreq[][];
    int Big5Freq[][];
    int EUC_TWFreq[][];
    //int UnicodeFreq[94][128];

public static String[] nicename;
public static String[] codings;

public SinoDetect() {
// Initialize the Frequency Table for GB, Big5, EUC-TW
GBFreq = new int[94][94];
GBKFreq = new int[126][191];
Big5Freq = new int[94][158];
EUC_TWFreq = new int[94][94];

codings = new String[TOTAL_ENCODINGS];
codings[GB2312] = "GB2312";
codings[GBK] = "GBK";
codings[HZ] = "HZ";
codings[BIG5] = "BIG5";
codings[EUC_TW] = "CNS11643";
codings[ISO_2022_CN] = "ISO2022CN";
codings[UTF8] = "UTF8";
codings[UNICODE] = "Unicode";
codings[ASCII] = "ASCII";
codings[OTHER] = "OTHER";

nicename = new String[TOTAL_ENCODINGS];
nicename[GB2312] = "GB2312";
nicename[GBK] = "GBK";
nicename[HZ] = "HZ";
nicename[BIG5] = "Big5";
nicename[EUC_TW] = "CNS 11643";
nicename[ISO_2022_CN] = "ISO 2022-CN";
nicename[UTF8] = "UTF-8";
nicename[UNICODE] = "Unicode";
nicename[ASCII] = "ASCII";
nicename[OTHER] = "OTHER";

initialize_frequencies();
}

public static void main(String argc[])
{
SinoDetect sinodetector;
int result = OTHER;

   argc = new String[1];
   //argc[0] = "c:\chinesedata\codeconvert\voaunit.txt";
    argc[0] = "中文";
   sinodetector = new SinoDetect();
   if (argc[0].startsWith("http://") == true)
   {
     try {
      result = sinodetector.detectEncoding(new URL(argc[0]));
     }
     catch (Exception e) {
      System.err.println("Bad URL " + e.toString());
     }
} else {
     //result = sinodetector.detectEncoding(new File(argc[0]));
      result = sinodetector.detectEncoding(argc[0].getBytes());
   }
   System.out.println(nicename[result]);
}

    /** Function : detectEncoding
       Aruguments: URL
       Returns   : One of the encodings from the Encoding enumeration
       (GB2312, HZ, BIG5, EUC_TW, ASCII, or OTHER)
       Description: This function looks at the URL contents
       and assigns it a probability score for each encoding type.
       The encoding type with the highest probability is returned.
    */

public int detectEncoding(URL testurl) {
byte[] rawtext = new byte[10000];
int bytesread = 0, byteoffset = 0;
int guess = OTHER;
InputStream chinesestream;

try {
chinesestream = testurl.openStream();

     while ((bytesread = chinesestream.read(rawtext, byteoffset, rawtext.length - byteoffset)) > 0) {
  byteoffset += bytesread;
     };
     chinesestream.close();
     guess = detectEncoding(rawtext);

}
catch (Exception e) {
System.err.println("Error loading or using URL " + e.toString());
guess = OTHER;
}

return guess;
}

    /** Function : detectEncoding
       Aruguments: File
       Returns   : One of the encodings from the Encoding enumeration
       (GB2312, HZ, BIG5, EUC_TW, ASCII, or OTHER)
       Description: This function looks at the file
       and assigns it a probability score for each encoding type.
       The encoding type with the highest probability is returned.
    */

public int detectEncoding(File testfile) {
FileInputStream chinesefile;
byte[] rawtext;

rawtext = new byte[(int)testfile.length()];
try {
     chinesefile = new FileInputStream(testfile);
     chinesefile.read(rawtext);
}
catch (Exception e) {
     System.err.println("Error: " + e);
}

return detectEncoding(rawtext);
}

    /** Function : detectEncoding
       Aruguments: byte array
       Returns   : One of the encodings from the Encoding enumeration
       (GB2312, HZ, BIG5, EUC_TW, ASCII, or OTHER)
       Description: This function looks at the byte array
       and assigns it a probability score for each encoding type.
       The encoding type with the highest probability is returned.
    */

public int detectEncoding(byte[] rawtext) {
int[] scores;
int index, maxscore = 0;
int encoding_guess = OTHER;

scores = new int[TOTAL_ENCODINGS];

// Assign Scores
scores[GB2312]      = gb2312_probability(rawtext);
scores[GBK]         = gbk_probability(rawtext);
scores[HZ]          = hz_probability(rawtext);
scores[BIG5]        = big5_probability(rawtext);
scores[EUC_TW]      = euc_tw_probability(rawtext);
scores[ISO_2022_CN] = iso_2022_cn_probability(rawtext);
scores[UTF8]        = utf8_probability(rawtext);
scores[UNICODE]     = utf16_probability(rawtext);
scores[ASCII]       = ascii_probability(rawtext);
scores[OTHER]       = 0;

// Tabulate Scores
for (index = 0; index < TOTAL_ENCODINGS; index++) {
     if (scores[index] > maxscore) {
  encoding_guess = index;
  maxscore = scores[index];
     }
}

// Return OTHER if nothing scored above 50
if (maxscore <= 50) {
encoding_guess = OTHER;
}

return encoding_guess;
}

    /* Function: gb2312_probability
       Argument: pointer to byte array
       Returns : number from 0 to 100 representing probability
       text in array uses GB-2312 encoding
    */

int gb2312_probability(byte[] rawtext) {
int i, rawtextlen = 0;

int dbchars = 1, gbchars = 1;
long gbfreq = 0, totalfreq = 1;
float rangeval = 0, freqval = 0;
int row, column;

// Stage 1: Check to see if characters fit into acceptable ranges

rawtextlen = rawtext.length;
for (i = 0; i < rawtextlen-1; i++) {
     //System.err.println(rawtext[i]);
     if (rawtext[i] >= 0) {
  //asciichars++;
     } else {
  dbchars++;
  if ((byte)0xA1 <= rawtext[i] && rawtext[i] <= (byte)0xF7 &&
      (byte)0xA1 <= rawtext[i+1] && rawtext[i+1] <= (byte)0xFE)
      {
   gbchars++;
   totalfreq += 500;
   row = rawtext[i] + 256 - 0xA1;
   column = rawtext[i+1] + 256 - 0xA1;
   if (GBFreq[row][column] != 0) {
       gbfreq += GBFreq[row][column];
   } else if (15 <= row && row < 55) {
       gbfreq += 200;
   }

      }
  i++;
     }
}
rangeval = 50 * ((float)gbchars/(float)dbchars);
freqval = 50 * ((float)gbfreq/(float)totalfreq);

return (int)(rangeval + freqval);
}

    /* Function: gb2312_probability
       Argument: pointer to byte array
       Returns : number from 0 to 100 representing probability
       text in array uses GB-2312 encoding
    */

int gbk_probability(byte[] rawtext) {
int i, rawtextlen = 0;

int dbchars = 1, gbchars = 1;
long gbfreq = 0, totalfreq = 1;
float rangeval = 0, freqval = 0;
int row, column;

// Stage 1: Check to see if characters fit into acceptable ranges
rawtextlen = rawtext.length;
for (i = 0; i < rawtextlen-1; i++) {
     //System.err.println(rawtext[i]);
     if (rawtext[i] >= 0) {
  //asciichars++;
     } else {
  dbchars++;
  if ((byte)0xA1 <= rawtext[i] && rawtext[i] <= (byte)0xF7 &&   // Original GB range
      (byte)0xA1 <= rawtext[i+1] && rawtext[i+1] <= (byte)0xFE)
      {
   gbchars++;
   totalfreq += 500;
   row = rawtext[i] + 256 - 0xA1;
   column = rawtext[i+1] + 256 - 0xA1;

   //System.out.println("original row " + row + " column " + column);
   if (GBFreq[row][column] != 0) {
       gbfreq += GBFreq[row][column];
   } else if (15 <= row && row < 55) {
       gbfreq += 200;
   }

      }
  else if ((byte)0x81 <= rawtext[i] && rawtext[i] <= (byte)0xFE &&   // Extended GB range
    (((byte)0x80 <= rawtext[i+1] && rawtext[i+1] <= (byte)0xFE) ||
     ((byte)0x40 <= rawtext[i+1] && rawtext[i+1] <= (byte)0x7E)))
      {
   gbchars++;
   totalfreq += 500;
   row = rawtext[i] + 256 - 0x81;
   if (0x40 <= rawtext[i+1] && rawtext[i+1] <= 0x7E) {
       column = rawtext[i+1] - 0x40;
   } else {
       column = rawtext[i+1] + 256 - 0x80;
   }
   //System.out.println("extended row " + row + " column " + column + " rawtext[i] " + rawtext[i]);
   if (GBKFreq[row][column] != 0) {
       gbfreq += GBKFreq[row][column];
   }
  }
  i++;
     }
}
rangeval = 50 * ((float)gbchars/(float)dbchars);
freqval = 50 * ((float)gbfreq/(float)totalfreq);

// For regular GB files, this would give the same score, so I handicap it slightly
return (int)(rangeval + freqval) - 1;
}

    /* Function: hz_probability
       Argument: byte array
       Returns : number from 0 to 100 representing probability
       text in array uses HZ encoding
    */

int hz_probability(byte[] rawtext) {
int i, rawtextlen;
int hzchars = 0, dbchars = 1;
long hzfreq = 0, totalfreq = 1;
float rangeval = 0, freqval = 0;
int hzstart = 0, hzend = 0;
int row, column;

rawtextlen = rawtext.length;

for (i = 0; i < rawtextlen; i++) {
     if (rawtext[i] == '~') {
  if (rawtext[i+1] == '{') {
      hzstart++;
      i+=2;
      while (i < rawtextlen - 1) {
   if (rawtext[i] == 0x0A || rawtext[i] == 0x0D) {
       break;
   } else if (rawtext[i] == '~' && rawtext[i+1] == '}') {
       hzend++;
       i++;
       break;
   } else if ((0x21 <= rawtext[i] && rawtext[i] <= 0x77) &&
       (0x21 <= rawtext[i+1] && rawtext[i+1] <= 0x77)) {
       hzchars+=2;
       row = rawtext[i] - 0x21;
       column = rawtext[i+1] - 0x21;
       totalfreq += 500;
       if (GBFreq[row][column] != 0) {
    hzfreq += GBFreq[row][column];
       } else if (15 <= row && row < 55) {
    hzfreq += 200;
       }
   } else if ((0xA1 <= rawtext[i] && rawtext[i] <= 0xF7) &&
       (0xA1 <= rawtext[i+1] && rawtext[i+1] <= 0xF7)) {
       hzchars+=2;
       row = rawtext[i] + 256 - 0xA1;
       column = rawtext[i+1] + 256 - 0xA1;
       totalfreq += 500;
       if (GBFreq[row][column] != 0) {
    hzfreq += GBFreq[row][column];
       } else if (15 <= row && row < 55) {
    hzfreq += 200;
       }
   }
   dbchars+=2;
   i+=2;
      }
  } else if (rawtext[i+1] == '}') {
      hzend++;
      i++;
  } else if (rawtext[i+1] == '~') {
      i++;
  }
     }

}

if (hzstart > 4) {
     rangeval = 50;
} else if (hzstart > 1) {
     rangeval = 41;
} else if (hzstart > 0) { // Only 39 in case the sequence happened to occur
     rangeval = 39;        // in otherwise non-Hz text
} else {
     rangeval = 0;
}
freqval = 50 * ((float)hzfreq/(float)totalfreq);

return (int)(rangeval + freqval);
}

    /** Function: big5_probability
       Argument: byte array
       Returns : number from 0 to 100 representing probability
       text in array uses Big5 encoding
    */

int big5_probability(byte[] rawtext) {
int score = 0;
int i, rawtextlen = 0;
int dbchars = 1, bfchars = 1;
float rangeval = 0, freqval = 0;
long bffreq = 0, totalfreq = 1;
int row, column;

// Check to see if characters fit into acceptable ranges

rawtextlen = rawtext.length;
for (i = 0; i < rawtextlen-1; i++) {
     if (rawtext[i] >= 0) {
  //asciichars++;
     } else {
  dbchars++;
  if ((byte)0xA1 <= rawtext[i] && rawtext[i] <= (byte)0xF9 &&
      (((byte)0x40 <= rawtext[i+1] && rawtext[i+1] <= (byte)0x7E) ||
       ((byte)0xA1 <= rawtext[i+1] && rawtext[i+1] <= (byte)0xFE)))
      {
   bfchars++;
   totalfreq += 500;
   row = rawtext[i] + 256 - 0xA1;
   if (0x40 <= rawtext[i+1] && rawtext[i+1] <= 0x7E) {
       column = rawtext[i+1] - 0x40;
   } else {
       column = rawtext[i+1] + 256 - 0x61;
   }
   if (Big5Freq[row][column] != 0) {
       bffreq += Big5Freq[row][column];
   } else if (3 <= row && row <= 37) {
       bffreq += 200;
   }
      }
  i++;
     }
}
rangeval = 50 * ((float)bfchars/(float)dbchars);
freqval = 50 * ((float)bffreq/(float)totalfreq);

return (int)(rangeval + freqval);
}

    /* Function: euc_tw_probability
       Argument: byte array
       Returns : number from 0 to 100 representing probability
       text in array uses EUC-TW (CNS 11643) encoding
    */

int euc_tw_probability(byte[] rawtext) {
int i, rawtextlen = 0;
int dbchars = 1, cnschars = 1;
long cnsfreq = 0, totalfreq = 1;
float rangeval = 0, freqval = 0;
int row, column;

// Check to see if characters fit into acceptable ranges
// and have expected frequency of use

rawtextlen = rawtext.length;
for (i = 0; i < rawtextlen-1; i++) {
     if (rawtext[i] >= 0) { // in ASCII range
  //asciichars++;
     } else { // high bit set
  dbchars++;
  if (i + 3 < rawtextlen && (byte)0x8E == rawtext[i] &&
      (byte)0xA1 <= rawtext[i+1] && rawtext[i+1] <= (byte)0xB0 &&
      (byte)0xA1 <= rawtext[i+2] && rawtext[i+2] <= (byte)0xFE &&
      (byte)0xA1 <= rawtext[i+3] && rawtext[i+3] <= (byte)0xFE) { // Planes 1 - 16

      cnschars++;
      //System.out.println("plane 2 or above CNS char");
      // These are all less frequent chars so just ignore freq
      i+=3;
  } else if ((byte)0xA1 <= rawtext[i] && rawtext[i] <= (byte)0xFE && // Plane 1
      (byte)0xA1 <= rawtext[i+1] && rawtext[i+1] <= (byte)0xFE)
      {
   cnschars++;
   totalfreq += 500;
   row = rawtext[i] + 256 - 0xA1;
   column = rawtext[i+1] + 256 - 0xA1;
   if (EUC_TWFreq[row][column] != 0) {
       cnsfreq += EUC_TWFreq[row][column];
   } else if (35 <= row && row <= 92) {
       cnsfreq += 150;
   }
   i++;
      }
     }
}

rangeval = 50 * ((float)cnschars/(float)dbchars);
freqval = 50 * ((float)cnsfreq/(float)totalfreq);

return (int)(rangeval + freqval);
}

    /* Function: iso_2022_cn_probability
       Argument: byte array
       Returns : number from 0 to 100 representing probability
       text in array uses ISO 2022-CN encoding
       WORKS FOR BASIC CASES, BUT STILL NEEDS MORE WORK
    */

int iso_2022_cn_probability(byte[] rawtext) {
int i, rawtextlen = 0;
int dbchars = 1, isochars = 1;
long isofreq = 0, totalfreq = 1;
float rangeval = 0, freqval = 0;
int row, column;

// Check to see if characters fit into acceptable ranges
// and have expected frequency of use

rawtextlen = rawtext.length;
for (i = 0; i < rawtextlen-1; i++) {
     if (rawtext[i] == (byte)0x1B && i+3 < rawtextlen) { // Escape char ESC
  if (rawtext[i+1] == (byte)0x24 && rawtext[i+2] == 0x29 &&
      rawtext[i+3] == (byte)0x41) { // GB Escape $ ) A
      i += 4;
      while (rawtext[i] != (byte)0x1B) {
   dbchars++;
   if ((0x21 <= rawtext[i] && rawtext[i] <= 0x77) &&
       (0x21 <= rawtext[i+1] && rawtext[i+1] <= 0x77)) {
       isochars++;
       row = rawtext[i] - 0x21;
       column = rawtext[i+1] - 0x21;
       totalfreq += 500;
       if (GBFreq[row][column] != 0) {
    isofreq += GBFreq[row][column];
       } else if (15 <= row && row < 55) {
    isofreq += 200;
       }
       i++;
   }
   i++;
      }
  } else if (i+3 < rawtextlen &&
      rawtext[i+1] == (byte)0x24 && rawtext[i+2] == (byte)0x29 &&
      rawtext[i+3] == (byte)0x47) {
      // CNS Escape $ ) G
      i+=4;
      while (rawtext[i] != (byte)0x1B) {
   dbchars++;
   if ((byte)0x21 <= rawtext[i] && rawtext[i] <= (byte)0x7E &&
       (byte)0x21 <= rawtext[i+1] && rawtext[i+1] <= (byte)0x7E)
       {
    isochars++;
    totalfreq += 500;
    row = rawtext[i] - 0x21;
    column = rawtext[i+1] - 0x21;
    if (EUC_TWFreq[row][column] != 0) {
        isofreq += EUC_TWFreq[row][column];
    } else if (35 <= row && row <= 92) {
        isofreq += 150;
    }
    i++;
       }
   i++;
      }
  }
  if (rawtext[i] == (byte)0x1B && i+2 < rawtextlen &&
      rawtext[i+1] == (byte)0x28 && rawtext[i+2] == (byte)0x42) { // ASCII: ESC ( B
      i+=2;
  }
     }
}
rangeval = 50 * ((float)isochars/(float)dbchars);
freqval = 50 * ((float)isofreq/(float)totalfreq);

//System.out.println("isochars dbchars isofreq totalfreq " + isochars + " " + dbchars + " " + isofreq + " " + totalfreq + " " + rangeval + " " + freqval);

return (int)(rangeval + freqval);
//return 0;
}

    /* Function: utf8_probability
       Argument: byte array
       Returns : number from 0 to 100 representing probability
       text in array uses UTF-8 encoding of Unicode
    */

int utf8_probability(byte[] rawtext) {
int score = 0;
int i, rawtextlen = 0;
int goodbytes = 0, asciibytes = 0;

// Maybe also use UTF8 Byte Order Mark: EF BB BF

// Check to see if characters fit into acceptable ranges
rawtextlen = rawtext.length;
for (i = 0; i < rawtextlen; i++) {
     if ((rawtext[i] & (byte)0x7F) == rawtext[i]) { // One byte
  asciibytes++;
  // Ignore ASCII, can throw off count
     } else if (-64 <= rawtext[i] && rawtext[i] <= -33 && // Two bytes
         i+1 < rawtextlen &&
         -128 <= rawtext[i+1] && rawtext[i+1] <= -65) {
  goodbytes += 2;
  i++;
     } else if (-32 <= rawtext[i] && rawtext[i] <= -17 && // Three bytes
         i+2 < rawtextlen &&
         -128 <= rawtext[i+1] && rawtext[i+1] <= -65 &&
         -128 <= rawtext[i+2] && rawtext[i+2] <= -65) {
  goodbytes += 3;
  i+=2;
     }
}

if (asciibytes == rawtextlen) { return 0; }

score = (int)(100 * ((float)goodbytes/(float)(rawtextlen-asciibytes)));

// If not above 98, reduce to zero to prevent coincidental matches
// Allows for some (few) bad formed sequences
if (score > 98) {
     return score;
} else if (score > 95 && goodbytes > 30) {
     return score;
} else {
     return 0;
}

}

    /* Function: utf16_probability
       Argument: byte array
       Returns : number from 0 to 100 representing probability
       text in array uses UTF-16 encoding of Unicode, guess based on BOM
       // NOT VERY GENERAL, NEEDS MUCH MORE WORK
    */

int utf16_probability(byte[] rawtext) {
//int score = 0;
//int i, rawtextlen = 0;
//int goodbytes = 0, asciibytes = 0;

if (((byte)0xFE == rawtext[0] && (byte)0xFF == rawtext[1]) || // Big-endian
((byte)0xFF == rawtext[0] && (byte)0xFE == rawtext[1])) { // Little-endian
return 100;
}

return 0;

/* // Check to see if characters fit into acceptable ranges
rawtextlen = rawtext.length;
for (i = 0; i < rawtextlen; i++) {
     if ((rawtext[i] & (byte)0x7F) == rawtext[i]) { // One byte
  goodbytes += 1;
  asciibytes++;
     } else if ((rawtext[i] & (byte)0xDF) == rawtext[i]) { // Two bytes
  if (i+1 < rawtextlen &&
      (rawtext[i+1] & (byte)0xBF) == rawtext[i+1]) {
      goodbytes += 2;
      i++;
  }
     } else if ((rawtext[i] & (byte)0xEF) == rawtext[i]) { // Three bytes
  if (i+2 < rawtextlen &&
      (rawtext[i+1] & (byte)0xBF) == rawtext[i+1] &&
      (rawtext[i+2] & (byte)0xBF) == rawtext[i+2]) {
      goodbytes += 3;
      i+=2;
  }
     }
}

score = (int)(100 * ((float)goodbytes/(float)rawtext.length));

// An all ASCII file is also a good UTF8 file, but I'd rather it
// get identified as ASCII. Can delete following 3 lines otherwise
if (goodbytes == asciibytes) {
score = 0;
}

// If not above 90, reduce to zero to prevent coincidental matches
if (score > 90) {
     return score;
} else {
     return 0;
     } */

}

    /* Function: ascii_probability
       Argument: byte array
       Returns : number from 0 to 100 representing probability
       text in array uses all ASCII
       Description: Sees if array has any characters not in
       ASCII range, if so, score is reduced
    */

int ascii_probability(byte[] rawtext) {
int score = 70;
int i, rawtextlen;

rawtextlen = rawtext.length;

for (i = 0; i < rawtextlen; i++) {
     if (rawtext[i] < 0) {
  score = score - 5;
     } else if (rawtext[i] == (byte)0x1B) { // ESC (used by ISO 2022)
  score = score - 5;
     }
}

return score;
}

void initialize_frequencies() {
int i, j;

for (i = 0; i < 93; i++) {
     for (j = 0; j < 93; j++) {
  GBFreq[i][j] = 0;
     }
}

for (i = 0; i < 126; i++) {
     for (j = 0; j < 191; j++) {
  GBKFreq[i][j] = 0;
     }
}

for (i = 0; i < 93; i++) {
     for (j = 0; j < 157; j++) {
  Big5Freq[i][j] = 0;
     }
}

for (i = 0; i < 93; i++) {
     for (j = 0; j < 93; j++) {
  EUC_TWFreq[i][j] = 0;
     }
}

GBFreq[20][35] = 599; GBFreq[49][26] = 598;
GBFreq[41][38] = 597; GBFreq[17][26] = 596;
GBFreq[32][42] = 595; GBFreq[39][42] = 594;
GBFreq[45][49] = 593; GBFreq[51][57] = 592;
GBFreq[50][47] = 591; GBFreq[42][90] = 590;
GBFreq[52][65] = 589; GBFreq[53][47] = 588;
GBFreq[19][82] = 587; GBFreq[31][19] = 586;
GBFreq[40][46] = 585; GBFreq[24][89] = 584;
GBFreq[23][85] = 583; GBFreq[20][28] = 582;
GBFreq[42][20] = 581; GBFreq[34][38] = 580;
GBFreq[45][9] = 579; GBFreq[54][50] = 578;
GBFreq[25][44] = 577; GBFreq[35][66] = 576;
GBFreq[20][55] = 575; GBFreq[18][85] = 574;
GBFreq[20][31] = 573; GBFreq[49][17] = 572;
GBFreq[41][16] = 571; GBFreq[35][73] = 570;
GBFreq[20][34] = 569; GBFreq[29][44] = 568;
GBFreq[35][38] = 567; GBFreq[49][9] = 566;
GBFreq[46][33] = 565; GBFreq[49][51] = 564;
GBFreq[40][89] = 563; GBFreq[26][64] = 562;
GBFreq[54][51] = 561; GBFreq[54][36] = 560;
GBFreq[39][4] = 559; GBFreq[53][13] = 558;
GBFreq[24][92] = 557; GBFreq[27][49] = 556;
GBFreq[48][6] = 555; GBFreq[21][51] = 554;
GBFreq[30][40] = 553; GBFreq[42][92] = 552;
GBFreq[31][78] = 551; GBFreq[25][82] = 550;
GBFreq[47][0] = 549; GBFreq[34][19] = 548;
GBFreq[47][35] = 547; GBFreq[21][63] = 546;
GBFreq[43][75] = 545; GBFreq[21][87] = 544;
GBFreq[35][59] = 543; GBFreq[25][34] = 542;
GBFreq[21][27] = 541; GBFreq[39][26] = 540;
GBFreq[34][26] = 539; GBFreq[39][52] = 538;
GBFreq[50][57] = 537; GBFreq[37][79] = 536;
GBFreq[26][24] = 535; GBFreq[22][1] = 534;
GBFreq[18][40] = 533; GBFreq[41][33] = 532;
GBFreq[53][26] = 531; GBFreq[54][86] = 530;
GBFreq[20][16] = 529; GBFreq[46][74] = 528;
GBFreq[30][19] = 527; GBFreq[45][35] = 526;
GBFreq[45][61] = 525; GBFreq[30][9] = 524;
GBFreq[41][53] = 523; GBFreq[41][13] = 522;
GBFreq[50][34] = 521; GBFreq[53][86] = 520;
GBFreq[47][47] = 519; GBFreq[22][28] = 518;
GBFreq[50][53] = 517; GBFreq[39][70] = 516;
GBFreq[38][15] = 515; GBFreq[42][88] = 514;
GBFreq[16][29] = 513; GBFreq[27][90] = 512;
GBFreq[29][12] = 511; GBFreq[44][22] = 510;
GBFreq[34][69] = 509; GBFreq[24][10] = 508;
GBFreq[44][11] = 507; GBFreq[39][92] = 506;
GBFreq[49][48] = 505; GBFreq[31][46] = 504;
GBFreq[19][50] = 503; GBFreq[21][14] = 502;
GBFreq[32][28] = 501; GBFreq[18][3] = 500;
GBFreq[53][9] = 499; GBFreq[34][80] = 498;
GBFreq[48][88] = 497; GBFreq[46][53] = 496;
GBFreq[22][53] = 495; GBFreq[28][10] = 494;
GBFreq[44][65] = 493; GBFreq[20][10] = 492;
GBFreq[40][76] = 491; GBFreq[47][8] = 490;
GBFreq[50][74] = 489; GBFreq[23][62] = 488;
GBFreq[49][65] = 487; GBFreq[28][87] = 486;
GBFreq[15][48] = 485; GBFreq[22][7] = 484;
GBFreq[19][42] = 483; GBFreq[41][20] = 482;
GBFreq[26][55] = 481; GBFreq[21][93] = 480;
GBFreq[31][76] = 479; GBFreq[34][31] = 478;
GBFreq[20][66] = 477; GBFreq[51][33] = 476;
GBFreq[34][86] = 475; GBFreq[37][67] = 474;
GBFreq[53][53] = 473; GBFreq[40][88] = 472;
GBFreq[39][10] = 471; GBFreq[24][3] = 470;
GBFreq[27][25] = 469; GBFreq[26][15] = 468;
GBFreq[21][88] = 467; GBFreq[52][62] = 466;
GBFreq[46][81] = 465; GBFreq[38][72] = 464;
GBFreq[17][30] = 463; GBFreq[52][92] = 462;
GBFreq[34][90] = 461; GBFreq[21][7] = 460;
GBFreq[36][13] = 459; GBFreq[45][41] = 458;
GBFreq[32][5] = 457; GBFreq[26][89] = 456;
GBFreq[23][87] = 455; GBFreq[20][39] = 454;
GBFreq[27][23] = 453; GBFreq[25][59] = 452;
GBFreq[49][20] = 451; GBFreq[54][77] = 450;
GBFreq[27][67] = 449; GBFreq[47][33] = 448;
GBFreq[41][17] = 447; GBFreq[19][81] = 446;
GBFreq[16][66] = 445; GBFreq[45][26] = 444;
GBFreq[49][81] = 443; GBFreq[53][55] = 442;
GBFreq[16][26] = 441; GBFreq[54][62] = 440;
GBFreq[20][70] = 439; GBFreq[42][35] = 438;
GBFreq[20][57] = 437; GBFreq[34][36] = 436;
GBFreq[46][63] = 435; GBFreq[19][45] = 434;
GBFreq[21][10] = 433; GBFreq[52][93] = 432;
GBFreq[25][2] = 431; GBFreq[30][57] = 430;
GBFreq[41][24] = 429; GBFreq[28][43] = 428;
GBFreq[45][86] = 427; GBFreq[51][56] = 426;
GBFreq[37][28] = 425; GBFreq[52][69] = 424;
GBFreq[43][92] = 423; GBFreq[41][31] = 422;
GBFreq[37][87] = 421; GBFreq[47][36] = 420;
GBFreq[16][16] = 419; GBFreq[40][56] = 418;
GBFreq[24][55] = 417; GBFreq[17][1] = 416;
GBFreq[35][57] = 415; GBFreq[27][50] = 414;
GBFreq[26][14] = 413; GBFreq[50][40] = 412;
GBFreq[39][19] = 411; GBFreq[19][89] = 410;
GBFreq[29][91] = 409; GBFreq[17][89] = 408;
GBFreq[39][74] = 407; GBFreq[46][39] = 406;
GBFreq[40][28] = 405; GBFreq[45][68] = 404;
GBFreq[43][10] = 403; GBFreq[42][13] = 402;
GBFreq[44][81] = 401; GBFreq[41][47] = 400;
GBFreq[48][58] = 399; GBFreq[43][68] = 398;
GBFreq[16][79] = 397; GBFreq[19][5] = 396;
GBFreq[54][59] = 395; GBFreq[17][36] = 394;
GBFreq[18][0] = 393; GBFreq[41][5] = 392;
GBFreq[41][72] = 391; GBFreq[16][39] = 390;
GBFreq[54][0] = 389; GBFreq[51][16] = 388;
GBFreq[29][36] = 387; GBFreq[47][5] = 386;
GBFreq[47][51] = 385; GBFreq[44][7] = 384;
GBFreq[35][30] = 383; GBFreq[26][9] = 382;
GBFreq[16][7] = 381; GBFreq[32][1] = 380;
GBFreq[33][76] = 379; GBFreq[34][91] = 378;
GBFreq[52][36] = 377; GBFreq[26][77] = 376;
GBFreq[35][48] = 375; GBFreq[40][80] = 374;
GBFreq[41][92] = 373; GBFreq[27][93] = 372;
GBFreq[15][17] = 371; GBFreq[16][76] = 370;
GBFreq[51][12] = 369; GBFreq[18][20] = 368;
GBFreq[15][54] = 367; GBFreq[50][5] = 366;
GBFreq[33][22] = 365; GBFreq[37][57] = 364;
GBFreq[28][47] = 363; GBFreq[42][31] = 362;
GBFreq[18][2] = 361; GBFreq[43][64] = 360;
GBFreq[23][47] = 359; GBFreq[28][79] = 358;
GBFreq[25][45] = 357; GBFreq[23][91] = 356;
GBFreq[22][19] = 355; GBFreq[25][46] = 354;
GBFreq[22][36] = 353; GBFreq[54][85] = 352;
GBFreq[46][20] = 351; GBFreq[27][37] = 350;
GBFreq[26][81] = 349; GBFreq[42][29] = 348;
GBFreq[31][90] = 347; GBFreq[41][59] = 346;
GBFreq[24][65] = 345; GBFreq[44][84] = 344;
GBFreq[24][90] = 343; GBFreq[38][54] = 342;
GBFreq[28][70] = 341; GBFreq[27][15] = 340;
GBFreq[28][80] = 339; GBFreq[29][8] = 338;
GBFreq[45][80] = 337; GBFreq[53][37] = 336;
GBFreq[28][65] = 335; GBFreq[23][86] = 334;
GBFreq[39][45] = 333; GBFreq[53][32] = 332;
GBFreq[38][68] = 331; GBFreq[45][78] = 330;
GBFreq[43][7] = 329; GBFreq[46][82] = 328;
GBFreq[27][38] = 327; GBFreq[16][62] = 326;
GBFreq[24][17] = 325; GBFreq[22][70] = 324;
GBFreq[52][28] = 323; GBFreq[23][40] = 322;
GBFreq[28][50] = 321; GBFreq[42][91] = 320;
GBFreq[47][76] = 319; GBFreq[15][42] = 318;
GBFreq[43][55] = 317; GBFreq[29][84] = 316;
GBFreq[44][90] = 315; GBFreq[53][16] = 314;
GBFreq[22][93] = 313; GBFreq[34][10] = 312;
GBFreq[32][53] = 311; GBFreq[43][65] = 310;
GBFreq[28][7] = 309; GBFreq[35][46] = 308;
GBFreq[21][39] = 307; GBFreq[44][18] = 306;
GBFreq[40][10] = 305; GBFreq[54][53] = 304;
GBFreq[38][74] = 303; GBFreq[28][26] = 302;
GBFreq[15][13] = 301; GBFreq[39][34] = 300;
GBFreq[39][46] = 299; GBFreq[42][66] = 298;
GBFreq[33][58] = 297; GBFreq[15][56] = 296;
GBFreq[18][51] = 295; GBFreq[49][68] = 294;
GBFreq[30][37] = 293; GBFreq[51][84] = 292;
GBFreq[51][9] = 291; GBFreq[40][70] = 290;
GBFreq[41][84] = 289; GBFreq[28][64] = 288;
GBFreq[32][88] = 287; GBFreq[24][5] = 286;
GBFreq[53][23] = 285; GBFreq[42][27] = 284;
GBFreq[22][38] = 283; GBFreq[32][86] = 282;
GBFreq[34][30] = 281; GBFreq[38][63] = 280;
GBFreq[24][59] = 279; GBFreq[22][81] = 278;
GBFreq[32][11] = 277; GBFreq[51][21] = 276;
GBFreq[54][41] = 275; GBFreq[21][50] = 274;
GBFreq[23][89] = 273; GBFreq[19][87] = 272;
GBFreq[26][7] = 271; GBFreq[30][75] = 270;
GBFreq[43][84] = 269; GBFreq[51][25] = 268;
GBFreq[16][67] = 267; GBFreq[32][9] = 266;
GBFreq[48][51] = 265; GBFreq[39][7] = 264;
GBFreq[44][88] = 263; GBFreq[52][24] = 262;
GBFreq[23][34] = 261; GBFreq[32][75] = 260;
GBFreq[19][10] = 259; GBFreq[28][91] = 258;
GBFreq[32][83] = 257; GBFreq[25][75] = 256;
GBFreq[53][45] = 255; GBFreq[29][85] = 254;
GBFreq[53][59] = 253; GBFreq[16][2] = 252;
GBFreq[19][78] = 251; GBFreq[15][75] = 250;
GBFreq[51][42] = 249; GBFreq[45][67] = 248;
GBFreq[15][74] = 247; GBFreq[25][81] = 246;
GBFreq[37][62] = 245; GBFreq[16][55] = 244;
GBFreq[18][38] = 243; GBFreq[23][23] = 242;

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