1n_res = 5; 2n_events = 52; 3n_prec = 121; 4source = 1; 5sink = 52; 6min_lvl = [-10, 2, -4, -1, -16]; 7max_lvl = [8, 12, 8, 5, 0]; 8rr = [| 0, -1, -1, -1, 2, 2, 0, 0, -1, 1, 0, 2, -2, -2, 1, 0, -1, -1, -2, 0, -2, 0, 2, 0, 1, 1, -2, 0, 2, 1, 0, 0, -2, -2, 0, 0, 0, -2, 0, 0, -1, -2, -2, 0, -2, 2, -1, 2, 2, 0, -1, 0 9 | 0, 0, 0, 1, 0, -1, 0, 2, 1, 2, 0, 0, 0, 2, 0, -2, 1, 2, 1, 1, 0, -1, 1, 1, -1, 1, 1, 0, 0, -1, 2, -2, 0, -2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 2, -2, 2, 0, 0 10 | 0, -1, 0, 0, 0, -1, -2, 0, -2, -1, 0, -2, 0, -1, 0, 0, 2, 2, 2, -2, 0, 2, 2, 0, 0, 0, 2, 1, 1, 2, 0, 1, 1, -2, 1, 0, 2, 2, -1, 0, 1, -2, 1, -1, 0, 1, 1, 0, -2, 1, 0, 0 11 | 0, 0, 0, 2, 0, -1, 0, -1, -2, 2, 0, 1, 0, -1, 0, 0, -1, -1, 1, 0, 0, 2, -1, -1, 2, 0, 0, 0, 1, -1, 0, 0, 0, 0, -1, 0, 0, 2, 0, -1, 1, 2, 2, -2, 0, 0, -2, -1, 2, -1, 1, 0 12 | 0, 0, 0, 1, 0, 0, -2, -1, 1, -2, 1, -2, 1, 0, 0, -1, -1, 0, 0, 1, 0, 0, -1, 0, 0, -2, 0, 0, -2, 0, -2, -2, -1, 0, 2, -2, 1, 1, -2, -1, 0, 2, 1, -1, 2, 0, 0, -2, 0, 0, 0, 0 |]; 13prec = [| 1, 0, 4 14 | 1, 0, 7 15 | 1, 0, 2 16 | 1, 0, 6 17 | 1, 0, 35 18 | 1, 0, 3 19 | 1, 0, 5 20 | 2, 1, 50 21 | 2, 17, 22 22 | 3, 16, 37 23 | 4, 6, 13 24 | 5, -5, 35 25 | 6, 3, 29 26 | 7, 0, 20 27 | 8, -27, 17 28 | 8, 4, 48 29 | 9, -34, 35 30 | 9, 0, 19 31 | 9, -46, 5 32 | 9, 16, 38 33 | 9, 1, 28 34 | 9, -30, 15 35 | 10, -50, 7 36 | 10, 0, 12 37 | 11, -7, 23 38 | 11, -3, 34 39 | 12, 2, 46 40 | 12, 2, 25 41 | 12, -65, 20 42 | 13, -34, 4 43 | 13, -68, 7 44 | 13, 12, 46 45 | 14, -14, 42 46 | 14, -26, 32 47 | 14, 2, 33 48 | 15, -34, 5 49 | 15, 11, 45 50 | 15, 16, 41 51 | 15, 14, 9 52 | 16, 15, 41 53 | 16, 22, 11 54 | 17, 9, 8 55 | 17, -25, 3 56 | 17, 12, 48 57 | 18, 3, 38 58 | 18, 6, 47 59 | 19, -22, 9 60 | 19, 13, 47 61 | 19, -45, 5 62 | 19, -1, 24 63 | 19, -37, 35 64 | 19, 23, 42 65 | 20, 2, 26 66 | 20, 3, 46 67 | 21, 8, 49 68 | 21, 7, 39 69 | 22, 11, 50 70 | 22, -19, 2 71 | 23, 12, 45 72 | 23, 0, 34 73 | 23, -7, 28 74 | 24, 11, 27 75 | 24, 8, 47 76 | 25, 1, 40 77 | 25, 0, 51 78 | 25, 12, 44 79 | 26, -37, 20 80 | 26, 17, 30 81 | 26, 8, 10 82 | 27, -44, 24 83 | 27, -46, 31 84 | 27, -2, 47 85 | 28, 10, 45 86 | 29, -34, 6 87 | 29, 5, 16 88 | 30, -4, 43 89 | 31, 8, 18 90 | 32, 16, 24 91 | 32, -1, 14 92 | 32, -1, 47 93 | 32, 10, 27 94 | 32, -33, 42 95 | 33, 0, 41 96 | 34, 7, 28 97 | 35, 4, 27 98 | 35, 11, 15 99 | 36, 0, 49 100 | 36, 12, 51 101 | 36, 7, 21 102 | 37, -6, 17 103 | 38, -7, 24 104 | 38, 10, 52 105 | 39, 1, 44 106 | 39, -1, 49 107 | 40, 23, 30 108 | 40, 2, 21 109 | 40, 28, 13 110 | 41, -1, 47 111 | 41, 4, 31 112 | 41, -20, 42 113 | 41, -33, 6 114 | 42, 0, 32 115 | 43, 2, 36 116 | 44, -20, 30 117 | 44, -29, 36 118 | 44, -14, 39 119 | 44, 18, 49 120 | 45, 1, 52 121 | 46, -50, 13 122 | 46, 1, 52 123 | 46, -89, 26 124 | 47, -17, 27 125 | 47, 7, 52 126 | 48, -36, 17 127 | 48, -30, 8 128 | 48, 8, 52 129 | 48, -39, 37 130 | 49, 5, 52 131 | 50, -32, 2 132 | 50, 6, 52 133 | 51, 5, 52 |]; 134