Ejemplo n.º 1
0
  public static void main(String[] args) {
    RuleModel m = new RuleModel();

    m.buildConsecutiveWERule();
    m.buildNoNightBeforeFreeWE();
    m.buildNoMoreThanDayRule();
    m.buildRestAfterNight();
    m.buildCompleteWE();

    m.fillModel();

    m.addLexConstraint();
    m.addMandatoryShift();
    m.addMinCoverConstraint();

    CPSolver s = new CPSolver();
    s.read(m);

    ArrayList<IntDomainVar> mars = new ArrayList<IntDomainVar>();
    for (int i = 0; i < 8; i++) mars.add(s.getVar(m.cvs[i][4]));

    int[][] lowb = new int[28][3];
    {
      for (int i = 0; i < lowb.length; i++) {
        lowb[i][0] = 3;
        lowb[i][1] = 1;
        lowb[i][2] = 4;
      }
    }

    CoverVarValSelector sel = new CoverVarValSelector(s, m.vs, lowb);
    //   s.attachGoal(new AssignVar(sel,sel));

    // s.attachGoal(new AssignVar(new StaticVarOrder(mars.toArray(new IntDomainVar[8])),new
    // DecreasingDomain()));
    s.attachGoal(
        new AssignVar(
            new StaticVarOrder(s, s.getVar(ArrayUtils.flatten(ArrayUtils.transpose(m.vs)))),
            new IncreasingDomain()));
    // s.addGoal(new AssignVar(new
    // RandomIntVarSelector(s,s.getVar(ArrayUtils.flatten(ArrayUtils.transpose(m.vs))),0),new
    // RandomIntValSelector()));

    if (s.solve()) {

      int i = 0;
      for (IntegerVariable[] va : m.vs) {

        for (IntDomainVar v : s.getVar(va)) {
          System.out.print(toChar(v.getVal()) + " ");
        }
        System.out.print("     |   ");
        for (IntDomainVar v : s.getVar(m.cvs[i++])) {
          System.out.print(v.getVal() + " ");
        }
        System.out.println("");
      }
    }
    s.printRuntimeStatistics();
  }
Ejemplo n.º 2
0
 public PropTaskIntervals(
     IntVar[] st, IntVar[] end, IntVar[] dur, int[][] dist, Constraint constraint, Solver solver) {
   super(ArrayUtils.append(st, end, dur), solver, constraint, PropagatorPriority.BINARY);
   starts = st;
   durations = dur;
   ends = end;
   this.n = st.length;
   this.dist = dist;
 }
Ejemplo n.º 3
0
  public void addMinCoverConstraint() {
    IntegerVariable[] worked = ArrayUtils.transpose(cvs)[4];
    IntegerVariable[] night = ArrayUtils.transpose(cvs)[5];
    IntegerVariable[] rest = ArrayUtils.transpose(cvs)[6];
    // 3 days and 1 night per day -> 4*28 working days
    this.addConstraint(eq(sum(worked), 4 * 28));
    this.addConstraint(eq(sum(night), 28));
    this.addConstraint(eq(sum(rest), 28 * 4));

    IntegerVariable[] week0 = ArrayUtils.transpose(cvs)[0];
    this.addConstraint(eq(sum(week0), 4 * 7));

    IntegerVariable[] week1 = ArrayUtils.transpose(cvs)[1];
    this.addConstraint(eq(sum(week1), 4 * 7));

    IntegerVariable[] week2 = ArrayUtils.transpose(cvs)[2];
    this.addConstraint(eq(sum(week2), 4 * 7));

    IntegerVariable[] week3 = ArrayUtils.transpose(cvs)[3];
    this.addConstraint(eq(sum(week3), 4 * 7));
  }
Ejemplo n.º 4
0
  public static void main(String[] args) {

    final CPSolver solver = new CPSolver();
    CPModel model = new CPModel();

    // VARIABLES sŽrie varA :
    // 12 variables varsA[i] avec D( varsA[i] ) = { 0, 1, 2, .., 15, i+16}
    int tmpdomain[] = new int[17];
    for (int i = 0; i < 16; i++) tmpdomain[i] = i;
    IntegerVariable[] varsA = new IntegerVariable[12];
    for (int i = 0; i < 12; i++) {
      tmpdomain[16] = 16 + i;
      varsA[i] = makeIntVar("varsA" + i, tmpdomain.clone());
    }
    model.addVariables(varsA);

    // VARIABLES sŽrie varB
    // 16 variables varsB[i] avec D( varsB[i] ) = { 1, 2, .., 11, i+12}
    tmpdomain = new int[13];
    for (int i = 0; i < 12; i++) tmpdomain[i] = i;
    IntegerVariable[] varsB = new IntegerVariable[16];
    for (int i = 0; i < 16; i++) {
      tmpdomain[12] = 16 + i;
      varsB[i] = makeIntVar("varsB" + i, tmpdomain.clone());
    }
    model.addVariables(varsB);

    // variable pour compter les varsA et varsB infŽrieureures ˆ 16
    final IntegerVariable nbvarsInf16 =
        makeIntVar("nbvarsInf16", 0, 28, Options.V_NO_DECISION, Options.V_BOUND);
    model.addVariable(nbvarsInf16);

    // ----------- dŽfinition relation binaire : rel
    int[] min = new int[] {0, 0};
    int[] max = new int[] {27, 27};
    ArrayList<int[]> couplesOK = new ArrayList<int[]>();
    addCouples(couplesOK, 0, 1);
    addCouples(couplesOK, 0, 4);
    addCouples(couplesOK, 0, 3);
    addCouples(couplesOK, 1, 2);
    addCouples(couplesOK, 2, 3);
    addCouples(couplesOK, 2, 11);
    addCouples(couplesOK, 3, 5);
    addCouples(couplesOK, 3, 10);
    addCouples(couplesOK, 4, 5);
    addCouples(couplesOK, 4, 6);
    addCouples(couplesOK, 5, 7);
    addCouples(couplesOK, 5, 8);
    addCouples(couplesOK, 6, 7);
    addCouples(couplesOK, 7, 9);
    addCouples(couplesOK, 8, 10);
    addCouples(couplesOK, 8, 14);
    addCouples(couplesOK, 8, 9);
    addCouples(couplesOK, 9, 15);
    addCouples(couplesOK, 10, 11);
    addCouples(couplesOK, 10, 13);
    addCouples(couplesOK, 11, 12);
    addCouples(couplesOK, 12, 13);
    addCouples(couplesOK, 13, 14);
    addCouples(couplesOK, 14, 15);
    for (int j = 0; j < 12; j++) {
      for (int k = 0; k < 12; k++) {
        addCouples(couplesOK, j + 16, k);
        if (j <= k) addCouples(couplesOK, j + 16, k + 16);
      }
    }
    BinRelation rel = makeBinRelation(min, max, couplesOK, true);

    // ----contraintes entre des Vars A basŽes sur rel2
    model.addConstraint(allDifferent(varsA));

    model.addConstraint(relationPairAC(varsA[10], varsA[11], rel));
    model.addConstraint(relationPairAC(varsA[8], varsA[9], rel));
    model.addConstraint(relationPairAC(varsA[6], varsA[7], rel));
    model.addConstraint(relationPairAC(varsA[5], varsA[9], rel));
    model.addConstraint(relationPairAC(varsA[5], varsA[7], rel));
    model.addConstraint(relationPairAC(varsA[4], varsA[10], rel));
    model.addConstraint(relationPairAC(varsA[4], varsA[8], rel));
    model.addConstraint(relationPairAC(varsA[4], varsA[5], rel));
    model.addConstraint(relationPairAC(varsA[3], varsA[6], rel));
    model.addConstraint(relationPairAC(varsA[3], varsA[5], rel));
    model.addConstraint(relationPairAC(varsA[2], varsA[3], rel));
    model.addConstraint(relationPairAC(varsA[1], varsA[2], rel));
    model.addConstraint(relationPairAC(varsA[0], varsA[11], rel));
    model.addConstraint(relationPairAC(varsA[0], varsA[4], rel));
    model.addConstraint(relationPairAC(varsA[0], varsA[3], rel));
    model.addConstraint(relationPairAC(varsA[0], varsA[1], rel));

    // autres contraintes
    model.addConstraint(lt(varsB[0], varsB[2]));
    model.addConstraint(lt(varsB[0], varsB[4]));
    model.addConstraint(lt(varsB[0], varsB[7]));
    model.addConstraint(lt(varsB[0], varsB[9]));
    model.addConstraint(lt(varsB[0], varsB[11]));
    model.addConstraint(lt(varsB[0], varsB[13]));
    model.addConstraint(lt(varsB[0], varsB[14]));

    // ---- channeling entre vars A et vars B
    model.addConstraint(inverseChannelingWithinRange(varsA, varsB));

    // --- among pour compter les varsA et varsB infŽrieureures ˆ 16
    tmpdomain = new int[16];
    for (int i = 0; i < 16; i++) tmpdomain[i] = i;

    IntegerVariable[] vars_A_et_B = ArrayUtils.append(varsA, varsB);

    model.addConstraint(among(nbvarsInf16, vars_A_et_B, tmpdomain));

    // --------
    // model.addConstraint(Choco.eq(nbvarsInfN, 24));

    solver.read(model);

    try {
      solver.propagate();
    } catch (ContradictionException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }

    solver.maximize(solver.getVar(nbvarsInf16), true);
    Assert.assertEquals(solver.getVar(nbvarsInf16).getVal(), 24);
  }
Ejemplo n.º 5
0
 MemberC(Constraint cons0, Constraint... cons) {
   this(ArrayUtils.append(new Constraint[] {cons0}, cons));
 }
Ejemplo n.º 6
0
  void fillModel() {

    vs = makeIntVarArray("x", 8, 28, 0, 2);

    int[][][] csts = new int[vs[0].length][3][7];

    for (int i = 0; i < csts.length; i++) {
      for (int j = 0; j < csts[i].length; j++) {
        if (j == 0 || j == 1) csts[i][j][4] = 1;
        if (j == 1) csts[i][j][5] = 1;
        if (j == 2) csts[i][j][6] = 1;

        if (j == 0 || j == 1) {
          csts[i][j][i / 7] = 1;
        }
      }
    }

    cvs = new IntegerVariable[8][7];
    for (int i = 0; i < 4; i++) {
      IntegerVariable[] tmp = cvs[i];
      tmp[4] = makeIntVar("z_{" + i + ",0}", 0, 18, Options.V_BOUND);
      tmp[5] = makeIntVar("z_{" + i + ",1}", 0, 4, Options.V_BOUND);
      tmp[6] = makeIntVar("z_{" + i + ",2}", 10, 28, Options.V_BOUND);
      for (int j = 0; j < 4; j++)
        tmp[j] = makeIntVar("z_{" + i + "," + j + "}", 4, 5, Options.V_BOUND);
      this.addVariables(tmp);
      //    this.addConstraint(eq(minus(tmp[4],28),minus(0,tmp[6])));

      this.addVariables(vs[i]);
    }

    for (int i = 4; i < 8; i++) {
      IntegerVariable[] tmp = cvs[i];
      tmp[4] = makeIntVar("z_{" + i + ",0}", 0, 10, Options.V_BOUND);
      tmp[5] = makeIntVar("z_{" + i + ",1}", 0, 4, Options.V_BOUND);
      tmp[6] = makeIntVar("z_{" + i + ",1}", 18, 28, Options.V_BOUND);

      for (int j = 0; j < 4; j++)
        tmp[j] = makeIntVar("z_{" + i + "," + j + "}", 2, 3, Options.V_BOUND);
      this.addVariables(tmp);
      //  this.addConstraint(eq(plus(tmp[4],tmp[6]),28));
      this.addVariables(vs[i]);
    }

    FiniteAutomaton auto = new FiniteAutomaton();
    auto.fill(full, alpha);

    for (int i = 0; i < 8; i++) {
      Constraint mr = multiCostRegular(cvs[i], vs[i], auto, csts);

      this.addConstraint(mr);
    }

    int[] low = {3, 1, 4};
    int[] up = {3, 1, 4};

    IntegerVariable[][] trans = ArrayUtils.transpose(vs);
    for (int i = 0; i < 28; i++) {
      this.addConstraint(Options.C_GCC_BC, globalCardinality(trans[i], low, up, 0));
    }
  }