c Max flow problem for tiling
p min 161 318
c source node
n 0 158
c sink node
n 160 -158
c source to target arcs
a 0 1 0 1 0
a 0 2 0 1 0
a 0 3 0 1 0
a 0 4 0 1 0
a 0 5 0 1 0
a 0 6 0 1 0
a 0 7 0 1 0
a 0 8 0 1 0
a 0 9 0 1 0
a 0 10 0 1 0
a 0 11 0 1 0
a 0 12 0 1 0
a 0 13 0 1 0
a 0 14 0 1 0
a 0 15 0 1 0
a 0 16 0 1 0
a 0 17 0 1 0
a 0 18 0 1 0
a 0 19 0 1 0
a 0 20 0 1 0
a 0 21 0 1 0
a 0 22 0 1 0
a 0 23 0 1 0
a 0 24 0 1 0
a 0 25 0 1 0
a 0 26 0 1 0
a 0 27 0 1 0
a 0 28 0 1 0
a 0 29 0 1 0
a 0 30 0 1 0
a 0 31 0 1 0
a 0 32 0 1 0
a 0 33 0 1 0
a 0 34 0 1 0
a 0 35 0 1 0
a 0 36 0 1 0
a 0 37 0 1 0
a 0 38 0 1 0
a 0 39 0 1 0
a 0 40 0 1 0
a 0 41 0 1 0
a 0 42 0 1 0
a 0 43 0 1 0
a 0 44 0 1 0
a 0 45 0 1 0
a 0 46 0 1 0
a 0 47 0 1 0
a 0 48 0 1 0
a 0 49 0 1 0
a 0 50 0 1 0
a 0 51 0 1 0
a 0 52 0 1 0
a 0 53 0 1 0
a 0 54 0 1 0
a 0 55 0 1 0
a 0 56 0 1 0
a 0 57 0 1 0
a 0 58 0 1 0
a 0 59 0 1 0
a 0 60 0 1 0
a 0 61 0 1 0
a 0 62 0 1 0
a 0 63 0 1 0
a 0 64 0 1 0
a 0 65 0 1 0
a 0 66 0 1 0
a 0 67 0 1 0
a 0 68 0 1 0
a 0 69 0 1 0
a 0 70 0 1 0
a 0 71 0 1 0
a 0 72 0 1 0
a 0 73 0 1 0
a 0 74 0 1 0
a 0 75 0 1 0
a 0 76 0 1 0
a 0 77 0 1 0
a 0 78 0 1 0
a 0 79 0 1 0
a 0 80 0 1 0
a 0 81 0 1 0
a 0 82 0 1 0
a 0 83 0 1 0
a 0 84 0 1 0
a 0 85 0 1 0
a 0 86 0 1 0
a 0 87 0 1 0
a 0 88 0 1 0
a 0 89 0 1 0
a 0 90 0 1 0
a 0 91 0 1 0
a 0 92 0 1 0
a 0 93 0 1 0
a 0 94 0 1 0
a 0 95 0 1 0
a 0 96 0 1 0
a 0 97 0 1 0
a 0 98 0 1 0
a 0 99 0 1 0
a 0 100 0 1 0
a 0 101 0 1 0
a 0 102 0 1 0
a 0 103 0 1 0
a 0 104 0 1 0
a 0 105 0 1 0
a 0 106 0 1 0
a 0 107 0 1 0
a 0 108 0 1 0
a 0 109 0 1 0
a 0 110 0 1 0
a 0 111 0 1 0
a 0 112 0 1 0
a 0 113 0 1 0
a 0 114 0 1 0
a 0 115 0 1 0
a 0 116 0 1 0
a 0 117 0 1 0
a 0 118 0 1 0
a 0 119 0 1 0
a 0 120 0 1 0
a 0 121 0 1 0
a 0 122 0 1 0
a 0 123 0 1 0
a 0 124 0 1 0
a 0 125 0 1 0
a 0 126 0 1 0
a 0 127 0 1 0
a 0 128 0 1 0
a 0 129 0 1 0
a 0 130 0 1 0
a 0 131 0 1 0
a 0 132 0 1 0
a 0 133 0 1 0
a 0 134 0 1 0
a 0 135 0 1 0
a 0 136 0 1 0
a 0 137 0 1 0
a 0 138 0 1 0
a 0 139 0 1 0
a 0 140 0 1 0
a 0 141 0 1 0
a 0 142 0 1 0
a 0 143 0 1 0
a 0 144 0 1 0
a 0 145 0 1 0
a 0 146 0 1 0
a 0 147 0 1 0
a 0 148 0 1 0
a 0 149 0 1 0
a 0 150 0 1 0
a 0 151 0 1 0
a 0 152 0 1 0
a 0 153 0 1 0
a 0 154 0 1 0
a 0 155 0 1 0
a 0 156 0 1 0
a 0 157 0 1 0
a 0 158 0 1 0
c target to tile arcs
a 1 159 0 1 0
a 2 159 0 1 0
a 3 159 0 1 0
a 4 159 0 1 0
a 5 159 0 1 0
a 6 159 0 1 0
a 7 159 0 1 0
a 8 159 0 1 1
a 9 159 0 1 0
a 10 159 0 1 0
a 11 159 0 1 0
a 12 159 0 1 0
a 13 159 0 1 0
a 14 159 0 1 1
a 15 159 0 1 0
a 16 159 0 1 0
a 17 159 0 1 0
a 18 159 0 1 0
a 19 159 0 1 0
a 20 159 0 1 0
a 21 159 0 1 0
a 22 159 0 1 0
a 23 159 0 1 0
a 24 159 0 1 0
a 25 159 0 1 0
a 26 159 0 1 0
a 27 159 0 1 0
a 28 159 0 1 0
a 29 159 0 1 0
a 30 159 0 1 0
a 31 159 0 1 0
a 32 159 0 1 0
a 33 159 0 1 0
a 34 159 0 1 0
a 35 159 0 1 0
a 36 159 0 1 1
a 37 159 0 1 0
a 38 159 0 1 0
a 39 159 0 1 0
a 40 159 0 1 0
a 41 159 0 1 0
a 42 159 0 1 0
a 43 159 0 1 0
a 44 159 0 1 0
a 45 159 0 1 0
a 46 159 0 1 0
a 47 159 0 1 0
a 48 159 0 1 0
a 49 159 0 1 0
a 50 159 0 1 0
a 51 159 0 1 0
a 52 159 0 1 0
a 53 159 0 1 0
a 54 159 0 1 1
a 55 159 0 1 0
a 56 159 0 1 0
a 57 159 0 1 0
a 58 159 0 1 0
a 59 159 0 1 0
a 60 159 0 1 0
a 61 159 0 1 0
a 62 159 0 1 0
a 63 159 0 1 1
a 64 159 0 1 0
a 65 159 0 1 0
a 66 159 0 1 0
a 67 159 0 1 0
a 68 159 0 1 0
a 69 159 0 1 0
a 70 159 0 1 0
a 71 159 0 1 0
a 72 159 0 1 0
a 73 159 0 1 0
a 74 159 0 1 0
a 75 159 0 1 0
a 76 159 0 1 0
a 77 159 0 1 0
a 78 159 0 1 0
a 79 159 0 1 0
a 80 159 0 1 0
a 81 159 0 1 0
a 82 159 0 1 0
a 83 159 0 1 0
a 84 159 0 1 0
a 85 159 0 1 0
a 86 159 0 1 0
a 87 159 0 1 0
a 88 159 0 1 0
a 89 159 0 1 0
a 90 159 0 1 0
a 91 159 0 1 0
a 92 159 0 1 0
a 93 159 0 1 0
a 94 159 0 1 0
a 95 159 0 1 0
a 96 159 0 1 0
a 97 159 0 1 0
a 98 159 0 1 1
a 99 159 0 1 1
a 100 159 0 1 0
a 101 159 0 1 0
a 102 159 0 1 0
a 103 159 0 1 0
a 104 159 0 1 0
a 105 159 0 1 0
a 106 159 0 1 0
a 107 159 0 1 0
a 108 159 0 1 0
a 109 159 0 1 0
a 110 159 0 1 0
a 111 159 0 1 0
a 112 159 0 1 0
a 113 159 0 1 0
a 114 159 0 1 0
a 115 159 0 1 0
a 116 159 0 1 0
a 117 159 0 1 0
a 118 159 0 1 0
a 119 159 0 1 0
a 120 159 0 1 0
a 121 159 0 1 0
a 122 159 0 1 0
a 123 159 0 1 0
a 124 159 0 1 0
a 125 159 0 1 0
a 126 159 0 1 0
a 127 159 0 1 0
a 128 159 0 1 0
a 129 159 0 1 0
a 130 159 0 1 0
a 131 159 0 1 0
a 132 159 0 1 0
a 133 159 0 1 0
a 134 159 0 1 0
a 135 159 0 1 0
a 136 159 0 1 1
a 137 159 0 1 0
a 138 159 0 1 0
a 139 159 0 1 0
a 140 159 0 1 0
a 141 159 0 1 0
a 142 159 0 1 0
a 143 159 0 1 0
a 144 159 0 1 0
a 145 159 0 1 0
a 146 159 0 1 0
a 147 159 0 1 0
a 148 159 0 1 0
a 149 159 0 1 0
a 150 159 0 1 0
a 151 159 0 1 0
a 152 159 0 1 0
a 153 159 0 1 0
a 154 159 0 1 0
a 155 159 0 1 0
a 156 159 0 1 0
a 157 159 0 1 1
a 158 159 0 1 0
c tile to sink arcs
a 159 160 0 592 0
c overflow arc
a 0 160 0 161 1000
c end of flow problem