Method machine

examples/job-shop.cpp:110–112

Return machine of step \a j in job \a i

    }
    /// Return machine of step \a j in job \a i
    int machine(int i, int j) const {
      return data[2 + i*machines()*2 + j*2];
    }
    /// Return duration of step \a j in job \a i
    int duration(int i, int j) const {
      return data[2 + i*machines()*2 + j*2 + 1];