n_res = 4;
rc = [ 13, 17, 19, 14 ];
n_tasks = 30;
d = [ 10, 8, 8, 4, 3, 3, 2, 2, 4, 10, 9, 10, 9, 10, 5, 2, 2, 3, 3, 5, 2, 7, 7, 4, 7, 6, 5, 3, 8, 5 ];
rr = [| 8, 6, 7, 7, 6, 0, 8, 8, 0, 0, 0, 3, 4, 0, 6, 9, 1, 7, 7, 4, 4, 0, 1, 0, 6, 1, 7, 0, 4, 9
      | 0, 3, 3, 1, 2, 1, 3, 2, 8, 1, 4, 0, 6, 10, 0, 0, 10, 5, 6, 8, 7, 9, 10, 4, 0, 8, 4, 7, 0, 5
      | 4, 0, 3, 6, 0, 0, 5, 1, 10, 10, 5, 4, 9, 7, 5, 8, 4, 3, 4, 9, 9, 0, 10, 7, 1, 8, 8, 10, 6, 0
      | 4, 7, 8, 10, 10, 3, 8, 2, 0, 0, 0, 8, 3, 0, 0, 0, 9, 0, 9, 0, 8, 6, 0, 9, 1, 10, 0, 9, 1, 1 |];
suc = [ { 4, 16, 24 },
       { 5, 8, 9 },
       { 16 },
       { 6, 28 },
       { 7, 10, 14 },
       { 12 },
       { 26 },
       { 17, 20, 29 },
       { 11, 13, 18 },
       { 21 },
       { 15, 21 },
       { 23, 30 },
       { 24, 26 },
       { 18 },
       { 19 },
       { 17 },
       { 30 },
       { 21 },
       { 22 },
       { 25 },
       { 27 },
       { 25 },
       { 26 },
       { 25, 28 },
       { 30 },
       { 29 },
       { 29 },
       {  },
       {  },
       {  } ];