Ejemplo n.º 1
1
 public static void main(String[] args) {
   Scanner scanner = new Scanner(System.in);
   int m = scanner.nextInt();
   assert 1 <= m && m <= 100 : "out of range, m: " + m;
   int s = scanner.nextInt();
   assert 0 <= s && s <= 900 : "out of range, s: " + s;
   if (s > 9 * m || (s == 0 && m > 1)) {
     System.out.println("-1 -1");
     return;
   }
   if (m == 1 && s == 0) {
     System.out.println("0 0");
     return;
   }
   StringBuilder sb = new StringBuilder();
   int l = 0;
   for (int i = 0; i < m; i++) {
     int d = (s >= 9) ? 9 : s;
     sb.append(d);
     s -= d;
     if (d != 0) {
       l = i;
     }
   }
   String large = sb.toString();
   if (sb.charAt(m - 1) == '0') {
     sb.setCharAt(l, (char) (sb.charAt(l) - 1));
     sb.setCharAt(m - 1, '1');
   }
   String small = sb.reverse().toString();
   System.out.printf("%s %s", small, large);
 }
 /** Return next string in the sequence "a", "b", ... "z", "aa", "ab", ... */
 static String getNextDirName(String old) {
   StringBuilder sb = new StringBuilder(old);
   // go through and increment the first non-'z' char
   // counts back from the last char, so 'aa'->'ab', not 'ba'
   for (int ii = sb.length() - 1; ii >= 0; ii--) {
     char curChar = sb.charAt(ii);
     if (curChar < 'z') {
       sb.setCharAt(ii, (char) (curChar + 1));
       return sb.toString();
     }
     sb.setCharAt(ii, 'a');
   }
   sb.insert(0, 'a');
   return sb.toString();
 }
Ejemplo n.º 3
1
 /**
  * Replace given characters in a given string builder.
  * The number of characters to replace has to match to number of
  * characters serving as a replacement.
  *
  * @param sb string builder containing a string to be modified
  * @param from characters to replaced
  * @param to replacement characters
  * @return original string builder with replaced characters.
  */
 public static StringBuilder replace(StringBuilder sb, CharSequence from, CharSequence to) {
   assert from.length() == to.length();
   for (int i=0; i<sb.length(); i++)
     for (int j=0; j<from.length(); j++)
       if (sb.charAt(i)==from.charAt(j)) sb.setCharAt(i, to.charAt(j));
   return sb;
 }
Ejemplo n.º 4
1
 public int ladderLength1(String beginWord, String endWord, Set<String> wordList) {
   Set<String> startList = new HashSet<String>();
   Set<String> endList = new HashSet<String>();
   startList.add(beginWord);
   endList.add(endWord);
   int result = 1;
   while (!startList.isEmpty() && !endList.isEmpty()) {
     if (startList.size() > endList.size()) {
       Set<String> k = startList;
       startList = endList;
       endList = k;
     }
     Set<String> newSet = new HashSet<String>();
     for (String word : startList) {
       for (int i = 0; i < word.length(); i++) {
         for (char a = 'a'; a <= 'z'; a++) {
           if (a == word.charAt(i)) continue;
           StringBuilder temp = new StringBuilder(word);
           temp.setCharAt(i, a);
           String newString = temp.toString();
           if (endList.contains(newString)) return result + 1;
           if (wordList.contains(newString)) {
             wordList.remove(newString);
             newSet.add(newString);
           }
         }
       }
     }
     startList = newSet;
     result++;
   }
   return 0;
 }
Ejemplo n.º 5
1
 private void markFiltered(
     StringBuilder text,
     int start,
     int end,
     Token filtered,
     Map<Integer, Token> filteredTokenMap) {
   for (int i = start; i < end; i++) {
     filteredTokenMap.put(i, filtered);
     text.setCharAt(i, PREDEFINED_TOKEN_REPLACEMENT);
   }
 }
  /**
   * Converts a map of results to a String JSON representation for it
   *
   * @param map a map that matches properties with an ArrayList of values
   * @return the JSON representation for the map, as a String
   */
  private String mapToString(Map<String, ArrayList<String>> map) {
    StringBuilder result = new StringBuilder("{");
    for (Map.Entry<String, ArrayList<String>> entry : map.entrySet()) {
      ArrayList<String> value = entry.getValue();
      if (value.size() == 1)
        result.append(String.format("\"%s\" : %s,\n", entry.getKey(), value.get(0)));
      else result.append(String.format("\"%s\" : %s,\n", entry.getKey(), value.toString()));
    }

    result.setCharAt(result.length() - 2, '}');
    return result.toString();
  }
Ejemplo n.º 7
1
  // *******initialize******* domain with cells
  void resetCells() {
    // int radius=50; dont think this is used
    Cells = new int[size][size];
    carriedmutation = new int[size][size];

    // Fill the domain with healthy cells 0's first.
    for (int i = 0; i < size; i++)
      for (int j = 0; j < size; j++) {
        Cells[i][j] = 0;
        carriedmutation[i][j] = 0;
      }

    Cells[centre][centre] = 1; // initialize with a stem cell if you like
    carriedmutation[centre][centre] = 1; // the first cancer cell carries the tag '1' to start

    genomeToMod = new StringBuilder(carriedGenome[centre][centre]);
    genomeToMod.setCharAt(mutationNum - 1, '1'); //  daughter carries new carriedGenome
    carriedGenome[centre][centre] = genomeToMod;

    // genomeToMod = carriedGenome[centre][centre];
  }
Ejemplo n.º 8
0
  public WcsCoverage(GridDataset.Gridset coverage, WcsDataset dataset) {
    this.dataset = dataset;
    if (this.dataset == null) {
      log.error("WcsCoverage(): non-null dataset required.");
      throw new IllegalArgumentException("Non-null dataset required.");
    }

    this.coverage = coverage;
    if (this.coverage == null) {
      log.error("WcsCoverage(): non-null coverage required.");
      throw new IllegalArgumentException("Non-null coverage required.");
    }
    this.coordSys = coverage.getGeoCoordSystem();
    if (this.coordSys == null) {
      log.error("WcsCoverage(): Coverage must have non-null coordinate system.");
      throw new IllegalArgumentException("Non-null coordinate system required.");
    }

    this.name = this.coordSys.getName();
    this.label = this.coordSys.getName();

    this.range = new HashMap<String, WcsRangeField>();
    StringBuilder descripSB =
        new StringBuilder("All parameters on the \"")
            .append(this.name)
            .append("\" coordinate system: ");
    for (GridDatatype curField : this.coverage.getGrids()) {
      String stdName = curField.findAttValueIgnoreCase("standard_name", "");
      descripSB.append(stdName.length() == 0 ? curField.getFullName() : stdName).append(",");

      WcsRangeField field = new WcsRangeField(curField);
      range.put(field.getName(), field);
    }
    descripSB.setCharAt(descripSB.length() - 1, '.');
    this.description = descripSB.toString();

    this.nativeCRS = EPSG_OGC_CF_Helper.getWcs1_0CrsId(this.coordSys.getProjection());

    this.defaultRequestCrs = "OGC:CRS84";

    this.supportedCoverageFormatList = new ArrayList<WcsRequest.Format>();
    // this.supportedCoverageFormatList = "application/x-netcdf";
    this.supportedCoverageFormatList.add(WcsRequest.Format.GeoTIFF);
    this.supportedCoverageFormatList.add(WcsRequest.Format.GeoTIFF_Float);
    this.supportedCoverageFormatList.add(WcsRequest.Format.NetCDF3);
  }
Ejemplo n.º 9
0
  // main CELL CA loop************
  public boolean iterateCells() {
    /*
    	// modify consumption matrix
    	    	for (int i=0;i<size;i++)
    	        for (int j=0;j<size;j++) consumption[i][j] = consumptionBasal[Cells[i][j]];
    */
    //
    if (cellList == null) cellList = new Bag(size * size);
    for (int i = 0; i < size; i++)
      for (int j = 0; j < size; j++) {
        if (Cells[i][j]
            < 4) { // All tumour cell types have Cell > 0, now 0 corresponds to 'healthy cells' that
          // consume at basal rate only
          int[] p = new int[2];
          p[0] = i;
          p[1] = j;
          cellList.add(p);
          if (Cells[i][j] == 1) {
            stem_cells_this_TS++;
          } else if (Cells[i][j] == 2 || Cells[i][j] == 3) {
            non_stem_cells_this_TS++;
          }
        }
      }

    while (cellList.size() != 0) {
      // Select the next lattice element at random
      int randomElemIndex = 0;
      if (cellList.size() > 1) randomElemIndex = random.nextInt(cellList.size() - 1);
      int[] point = (int[]) cellList.get(randomElemIndex);
      int rI = point[0];
      int rJ = point[1];

      cellList.remove(randomElemIndex); // Remove it from the cell list
      int cell = Cells[rI][rJ];

      // Cell death
      // if ((Oxygen[rI][rJ]<hypoxia)) {
      if ((random.nextFloat() < deathprob) && Cells[rI][rJ] > 0) { // x% chances of dying
        Age[rI][rJ] = 0;
        if (Cells[rI][rJ] == 1) stemDeathCounter[rI][rJ]++;
        if (Cells[rI][rJ] < 4) {
          // TACDeathCounter[rI][rJ]++;
          Cells[rI][rJ] = 4; // was 0, now making necrotic area (truly empty)
          deaths++;
          stemBirthCounter[rI][rJ] = 0;
          carriedmutation[rI][rJ] = 0; // empty space now has no mutations
          carriedGenome[rI][rJ] = initGenome; // empty space now has no mutations
        }
      } else if ((cell == 3)
          && (Age[rI][rJ]
              > 100 * maxMatureCellAge)) { // added * to allow for an update each celltimestep/x
        // **************************
        Age[rI][rJ] = 0;
        Cells[rI][rJ] = 4; // was 0, now making necrotic area (truly empty)
        // TACDeathCounter[rI][rJ]++;
        deaths++;
      } else if ((radiotherapy) && (cell == 2) && (random.nextFloat() > Oxygen[rI][rJ])) {
        // Radiotherapy
        Age[rI][rJ] = 0;
        if (Cells[rI][rJ] == 1) stemDeathCounter[rI][rJ]++;
        if ((Cells[rI][rJ] == 2) || (Cells[rI][rJ] == 3))
          // TACDeathCounter[rI][rJ]++;
          Cells[rI][rJ] = 4; // make necrotic
        stemBirthCounter[rI][rJ] = 0;
        deaths++;
      }

      // healthy division
      else if ((cell == 0) && (vacantSites(rI, rJ) > 0)) {
        if (proliferation[cell]
            >= random.nextFloat()) { // If tossing the coin we are to proliferate...
          // if (Oxygen[rI][rJ]>prolifThreshold) { // AND the oxygen concentration is enough for
          // division..
          // consumption[rI][rJ]=consumptionDivision[Cells[rI][rJ]];
          int[] daughter = findEmptySite(rI, rJ);
          births++;
          Cells[daughter[0]][daughter[1]] = 0;
          carriedmutation[daughter[0]][daughter[1]] = 0;
          carriedGenome[daughter[0]][daughter[1]] =
              initGenome; // resetting space to healthy cell with no mutations
        }
      }
      // }

      // cancer division
      else if ((vacantSitesCancer(rI, rJ) > 0) && (cell > 0))
        if (proliferation[cell]
            >= random.nextFloat()) { // If tossing the coin we are to proliferate...
          if ((cell == 1)
              || ((cell == 2)
                  && (Age[rI][rJ] < maxProDivisions))) { // AND the cell is stem or TAC ...
            // if (Oxygen[rI][rJ]>prolifThreshold) { // AND the oxygen concentration is enough for
            // division..
            // consumption[rI][rJ]=consumptionDivision[Cells[rI][rJ]];
            int[] daughter = findEmptySiteCancer(rI, rJ); // and there is space (for cancer)
            //    if ((daughter[0]==0) || (daughter[0]==size) ||
            // (daughter[1]==0)||(daughter[1]==size)) {simulationFinished=true;} // stop sim if a
            // cell hits the edge
            births++;
            if (cell == 1) { // stem cell
              stemBirthsTotal[rI][rJ]++;
              stemBirthCounter[rI][rJ]++;
              if (asymmetricRatio > random.nextFloat()) {
                Cells[daughter[0]][daughter[1]] = 1; // placing the stem daughter
                stemBirthCounter[daughter[0]][daughter[1]] =
                    stemBirthCounter[rI][rJ]; // update stem birth counter
                carriedmutation[daughter[0]][daughter[1]] =
                    carriedmutation[rI][rJ]; // inherit mutational status of parent
                carriedGenome[daughter[0]][daughter[1]] =
                    carriedGenome[rI][rJ]; // inherit mutational status of parent
                if (mutfreq > random.nextFloat()) { // small chance of mutation
                  mutationNum++; // advance mutation number
                  System.out.println(
                      +carriedmutation[rI][rJ]
                          + ", "
                          + mutationNum
                          + ", "
                          + stem_cells_this_TS
                          + ", "
                          + non_stem_cells_this_TS
                          + ", "
                          + timestep); // print (parent,child) pair
                  // tree.put(carriedmutation[rI][rJ], mutationNum);
                  // timeTree.put(mutationNum, timestep); // hash table stuff
                  if (0.5 > random.nextFloat()) {
                    carriedmutation[daughter[0]][daughter[1]] = mutationNum;
                    genomeToMod = new StringBuilder(carriedGenome[daughter[0]][daughter[1]]);
                    genomeToMod.setCharAt(
                        mutationNum - 1, '1'); //  daughter carries new carriedGenome
                    carriedGenome[daughter[0]][daughter[1]] = genomeToMod;
                    // System.out.println (carriedGenome[rI][rJ]);
                    // System.out.println (carriedGenome[daughter[0]][daughter[1]]);
                  } // 50:50 mutate new position daughter
                  else {
                    carriedmutation[rI][rJ] = mutationNum; // else mutate original position daughter
                    genomeToMod = new StringBuilder(carriedGenome[rI][rJ]);
                    // genomeToMod = carriedGenome[rI][rJ];
                    carriedGenome[rI][rJ] = genomeToMod;
                    genomeToMod.setCharAt(
                        mutationNum - 1, '1'); //  original carries new carriedGenome
                    // System.out.println (carriedGenome[rI][rJ]);
                    // System.out.println (carriedGenome[daughter[0]][daughter[1]]);
                  }
                }
              } else {
                Cells[daughter[0]][daughter[1]] = 2; // asymmetric division, daughter is TAC
                stemBirthCounter[daughter[0]][daughter[1]] = 0; // reset stem counter
                carriedmutation[daughter[0]][daughter[1]] =
                    carriedmutation[rI][rJ]; // TAC carries parental mutation flag
                carriedGenome[daughter[0]][daughter[1]] = carriedGenome[rI][rJ];
              } // TAC carries parental genome
              // } // redundant from above

              // else { // Only if there's hypoxia induced change of symmetric division ratio
              //    float newASR=asymmetricRatio+0*(hypoxia-Oxygen[rI][rJ]);
              // currently OFF by way of 0 the ^^ multiplier.
              //    if (newASR>random.nextFloat())
              // {Cells[daughter[0]][daughter[1]]=1;stemBirthCounter[daughter[0]][daughter[1]]=stemBirthCounter[rI][rJ];}
              //    else
              // {Cells[daughter[0]][daughter[1]]=2;stemBirthCounter[daughter[0]][daughter[1]]=0;}
              // // Otherwise differentiate
              // }
            } else if (cell == 2) { // non-stem division
              // TACBirthCounter[rI][rJ]++;
              if (Age[rI][rJ] < maxProDivisions - 1) {
                Cells[daughter[0]][daughter[1]] = 2;
                Age[rI][rJ]++;
                Age[daughter[0]][daughter[1]] = Age[rI][rJ];
                carriedmutation[daughter[0]][daughter[1]] =
                    carriedmutation[rI][rJ]; // TAC carries parental mutation flag
                carriedGenome[daughter[0]][daughter[1]] =
                    carriedGenome[rI][rJ]; // TAC carries parental genome
              } else {
                Cells[daughter[0]][daughter[1]] = 3;
                Cells[rI][rJ] = 3;
                Age[rI][rJ] = 0;
                Age[daughter[0]][daughter[1]] = Age[rI][rJ];
                carriedmutation[daughter[0]][daughter[1]] =
                    carriedmutation[rI][rJ]; // TAC carries parental mutation flag
                carriedGenome[daughter[0]][daughter[1]] =
                    carriedGenome[rI][rJ]; // TAC carries parental genome
              }
            }
          }
        } else if (pMotility > random.nextFloat()) { // Migration = not in use
          int[] daughter = findEmptySite(rI, rJ);
          Cells[daughter[0]][daughter[1]] = cell;
          Cells[rI][rJ] = 0;
          Age[daughter[0]][daughter[1]] = Age[rI][rJ];
          Age[rI][rJ] = 0;
          System.err.println("moving " + rI + ", " + rJ);
        }
      // Aging for mature cells
      if (cell == 3) Age[rI][rJ]++;
    }
    return true;
  }