 
     case 2:
       solveF2L();
+      break;
+
+    case 3:
+      solveOLL();
       break;
     
   }

  defineSideColors();
  solving_level = 1;
  stage_solving_step = 0;
  while(solving_level != 3) {
    solveStage();
  }
  lcd.clear();

  {1, 3, 5, 6, 7, 8, 47, 45}, {1, 3, 5, 6, 7, 8, 36, 11}, {0, 1, 3, 5, 7, 8, 38, 45}, {1, 3, 5, 7, 36, 11, 38, 9}, {1, 3, 5, 7, 36, 38, 45, 20},
  {1, 3, 5, 6, 7, 47, 11, 20}, {1, 3, 5, 7, 8, 36, 45, 18}, {36, 37, 38, 46, 19, 9, 10, 11}, {36, 37, 38, 45, 46, 19, 20, 10}, {6, 37, 47, 46, 10, 11, 19, 20},
  {8, 36, 37, 46, 45, 18, 19, 10}, {0, 2, 46, 37, 38, 9, 10, 19}, {0, 2, 46, 37, 10, 18, 19, 20}, {0, 8, 46, 45, 37, 38, 10, 19}, {0, 2, 6, 8, 46, 37, 10, 19},
  {0, 2, 3, 5, 6, 8, 46, 19}, {0, 1, 2, 3, 6, 8, 10, 19}, {3, 5, 47, 46, 9, 11, 18, 19}, {3, 5, 47, 46, 45, 38, 9, 19}, {3, 5, 36, 38, 46, 19, 9, 11},
  {3, 5, 47, 46, 45, 18, 19, 20}, {2, 3, 5, 36, 46, 18, 19, 9}, {0, 3, 5, 46, 38, 11, 19, 20}, {2, 3, 5, 47, 46, 38, 19, 20}, {0, 3, 5, 46, 45, 18, 19, 9},
  {2, 3, 5, 8, 36, 38, 46, 19}, {2, 3, 5, 8, 47, 46, 18, 19}, {6, 3, 5, 8, 36, 46, 11, 19}, {6, 3, 5, 8, 47, 46, 45, 19}, {0, 3, 5, 8, 46, 45, 38, 19},
  {2, 3, 5, 6, 47, 46, 19, 9}, {1, 5, 47, 45, 37, 38, 19, 9}, {1, 5, 47, 37, 18, 19, 9, 11}, {1, 5, 36, 37, 38, 9, 11, 19}, {1, 5, 37, 47, 45, 18, 19, 20},
  {1, 5, 36, 37, 38, 45, 19, 20}, {1, 5, 36, 37, 11, 18, 19, 20}, {1, 2, 5, 36, 37, 18, 19, 9}, {0, 1, 3, 38, 19, 20, 10, 11}, {1, 5, 6, 37, 47, 11, 19, 20},
  {1, 3, 8, 36, 45, 18, 19, 10}, {1, 3, 6, 47, 19, 20, 10, 11}, {1, 5, 8, 36, 37, 45, 18, 19}, {1, 3, 6, 36, 45, 19, 9, 10}, {1, 5, 8, 37, 38, 47, 19, 11},
  {0, 3, 6, 7, 46, 9, 10, 11}, {2, 5, 7, 8, 36, 37, 37, 46}, {0, 3, 6, 7, 46, 45, 10, 20}, {2, 5, 7, 8, 37, 47, 46, 18}, {1, 2, 3, 6, 47, 19, 9, 10},
  {0, 1, 5, 8, 37, 38, 45, 19}, {0, 1, 3, 8, 38, 45, 19, 10}, {0, 1, 3, 8, 10, 11, 18, 19}, {0, 2, 5, 7, 37, 46, 18, 20}, {0, 2, 3, 7, 46, 18, 20, 10},
  {0, 2, 5, 7, 37, 38, 46, 9}, {0, 2, 3, 7, 38, 46, 9, 10}
  };

//OLL solutions
const char oll_solutions [] PROGMEM =
  "RRdRUUrDRUUR.RURDruRdRR.RRdRurDRUR.RUrURurURUUr.RUURRuRRuRRUUR.RUrURUUr.luLulUUL.RUbRBRRurFRf.BlbLUllflFul.RUBubrBLUlub.RUBubrbruRUB.rUUFRUruFFUUFR"
  ".BlbLUUlubUBllul.RUrUrFRfUUrFRf.fBulULULUluFb.RUruLrFRfl.LFrflRURur.FURurURurf.BUbUBuLulb.rFRfUURurUfUUF.FUUFFuFufUULFl.lBLUlubLulUUL.rfRluLUrFR.BULUUluLUlb"
  ".lBLUlbLBub.FRUruf.RUrurFRf.RURRurFRURuf.bubRBrUB.rFRUrufUR.LfluLUFul.LFUfuFUful.fluLUluLUF.LFrFRfrFRFFl.LFUfuFufUFUfl.LfllBllFllbL"
  ".fRUUrUUrFFRf.LFFrfRfl.rFFLFlFR.LUlUlBLbLUUl.RUrurFRRUruf.LFrFRFFL.rfLflFFR.BLUlubUBLUlub.LrFRFrFRFFrFlR.burURB.BULulb.luBULulbL"
  ".RUburURBr.RUrURururFRf.LUlUUbuBuLul.LUUllBLbLUUl.FrfRURur.RurUURUBubur.lULUUlubUBUL.RRUrbRuRRURBr.rBLbLUUlubuB."
  ;

//Variables and counters for solving steps
byte solving_level;
