| NAME : a280 | |
| COMMENT : drilling problem (Ludwig) | |
| TYPE : TSP | |
| DIMENSION: 280 | |
| EDGE_WEIGHT_TYPE : EUC_2D | |
| NODE_COORD_SECTION | |
| 1 288 149 | |
| 2 288 129 | |
| 3 270 133 | |
| 4 256 141 | |
| 5 256 157 | |
| 6 246 157 | |
| 7 236 169 | |
| 8 228 169 | |
| 9 228 161 | |
| 10 220 169 | |
| 11 212 169 | |
| 12 204 169 | |
| 13 196 169 | |
| 14 188 169 | |
| 15 196 161 | |
| 16 188 145 | |
| 17 172 145 | |
| 18 164 145 | |
| 19 156 145 | |
| 20 148 145 | |
| 21 140 145 | |
| 22 148 169 | |
| 23 164 169 | |
| 24 172 169 | |
| 25 156 169 | |
| 26 140 169 | |
| 27 132 169 | |
| 28 124 169 | |
| 29 116 161 | |
| 30 104 153 | |
| 31 104 161 | |
| 32 104 169 | |
| 33 90 165 | |
| 34 80 157 | |
| 35 64 157 | |
| 36 64 165 | |
| 37 56 169 | |
| 38 56 161 | |
| 39 56 153 | |
| 40 56 145 | |
| 41 56 137 | |
| 42 56 129 | |
| 43 56 121 | |
| 44 40 121 | |
| 45 40 129 | |
| 46 40 137 | |
| 47 40 145 | |
| 48 40 153 | |
| 49 40 161 | |
| 50 40 169 | |
| 51 32 169 | |
| 52 32 161 | |
| 53 32 153 | |
| 54 32 145 | |
| 55 32 137 | |
| 56 32 129 | |
| 57 32 121 | |
| 58 32 113 | |
| 59 40 113 | |
| 60 56 113 | |
| 61 56 105 | |
| 62 48 99 | |
| 63 40 99 | |
| 64 32 97 | |
| 65 32 89 | |
| 66 24 89 | |
| 67 16 97 | |
| 68 16 109 | |
| 69 8 109 | |
| 70 8 97 | |
| 71 8 89 | |
| 72 8 81 | |
| 73 8 73 | |
| 74 8 65 | |
| 75 8 57 | |
| 76 16 57 | |
| 77 8 49 | |
| 78 8 41 | |
| 79 24 45 | |
| 80 32 41 | |
| 81 32 49 | |
| 82 32 57 | |
| 83 32 65 | |
| 84 32 73 | |
| 85 32 81 | |
| 86 40 83 | |
| 87 40 73 | |
| 88 40 63 | |
| 89 40 51 | |
| 90 44 43 | |
| 91 44 35 | |
| 92 44 27 | |
| 93 32 25 | |
| 94 24 25 | |
| 95 16 25 | |
| 96 16 17 | |
| 97 24 17 | |
| 98 32 17 | |
| 99 44 11 | |
| 100 56 9 | |
| 101 56 17 | |
| 102 56 25 | |
| 103 56 33 | |
| 104 56 41 | |
| 105 64 41 | |
| 106 72 41 | |
| 107 72 49 | |
| 108 56 49 | |
| 109 48 51 | |
| 110 56 57 | |
| 111 56 65 | |
| 112 48 63 | |
| 113 48 73 | |
| 114 56 73 | |
| 115 56 81 | |
| 116 48 83 | |
| 117 56 89 | |
| 118 56 97 | |
| 119 104 97 | |
| 120 104 105 | |
| 121 104 113 | |
| 122 104 121 | |
| 123 104 129 | |
| 124 104 137 | |
| 125 104 145 | |
| 126 116 145 | |
| 127 124 145 | |
| 128 132 145 | |
| 129 132 137 | |
| 130 140 137 | |
| 131 148 137 | |
| 132 156 137 | |
| 133 164 137 | |
| 134 172 125 | |
| 135 172 117 | |
| 136 172 109 | |
| 137 172 101 | |
| 138 172 93 | |
| 139 172 85 | |
| 140 180 85 | |
| 141 180 77 | |
| 142 180 69 | |
| 143 180 61 | |
| 144 180 53 | |
| 145 172 53 | |
| 146 172 61 | |
| 147 172 69 | |
| 148 172 77 | |
| 149 164 81 | |
| 150 148 85 | |
| 151 124 85 | |
| 152 124 93 | |
| 153 124 109 | |
| 154 124 125 | |
| 155 124 117 | |
| 156 124 101 | |
| 157 104 89 | |
| 158 104 81 | |
| 159 104 73 | |
| 160 104 65 | |
| 161 104 49 | |
| 162 104 41 | |
| 163 104 33 | |
| 164 104 25 | |
| 165 104 17 | |
| 166 92 9 | |
| 167 80 9 | |
| 168 72 9 | |
| 169 64 21 | |
| 170 72 25 | |
| 171 80 25 | |
| 172 80 25 | |
| 173 80 41 | |
| 174 88 49 | |
| 175 104 57 | |
| 176 124 69 | |
| 177 124 77 | |
| 178 132 81 | |
| 179 140 65 | |
| 180 132 61 | |
| 181 124 61 | |
| 182 124 53 | |
| 183 124 45 | |
| 184 124 37 | |
| 185 124 29 | |
| 186 132 21 | |
| 187 124 21 | |
| 188 120 9 | |
| 189 128 9 | |
| 190 136 9 | |
| 191 148 9 | |
| 192 162 9 | |
| 193 156 25 | |
| 194 172 21 | |
| 195 180 21 | |
| 196 180 29 | |
| 197 172 29 | |
| 198 172 37 | |
| 199 172 45 | |
| 200 180 45 | |
| 201 180 37 | |
| 202 188 41 | |
| 203 196 49 | |
| 204 204 57 | |
| 205 212 65 | |
| 206 220 73 | |
| 207 228 69 | |
| 208 228 77 | |
| 209 236 77 | |
| 210 236 69 | |
| 211 236 61 | |
| 212 228 61 | |
| 213 228 53 | |
| 214 236 53 | |
| 215 236 45 | |
| 216 228 45 | |
| 217 228 37 | |
| 218 236 37 | |
| 219 236 29 | |
| 220 228 29 | |
| 221 228 21 | |
| 222 236 21 | |
| 223 252 21 | |
| 224 260 29 | |
| 225 260 37 | |
| 226 260 45 | |
| 227 260 53 | |
| 228 260 61 | |
| 229 260 69 | |
| 230 260 77 | |
| 231 276 77 | |
| 232 276 69 | |
| 233 276 61 | |
| 234 276 53 | |
| 235 284 53 | |
| 236 284 61 | |
| 237 284 69 | |
| 238 284 77 | |
| 239 284 85 | |
| 240 284 93 | |
| 241 284 101 | |
| 242 288 109 | |
| 243 280 109 | |
| 244 276 101 | |
| 245 276 93 | |
| 246 276 85 | |
| 247 268 97 | |
| 248 260 109 | |
| 249 252 101 | |
| 250 260 93 | |
| 251 260 85 | |
| 252 236 85 | |
| 253 228 85 | |
| 254 228 93 | |
| 255 236 93 | |
| 256 236 101 | |
| 257 228 101 | |
| 258 228 109 | |
| 259 228 117 | |
| 260 228 125 | |
| 261 220 125 | |
| 262 212 117 | |
| 263 204 109 | |
| 264 196 101 | |
| 265 188 93 | |
| 266 180 93 | |
| 267 180 101 | |
| 268 180 109 | |
| 269 180 117 | |
| 270 180 125 | |
| 271 196 145 | |
| 272 204 145 | |
| 273 212 145 | |
| 274 220 145 | |
| 275 228 145 | |
| 276 236 145 | |
| 277 246 141 | |
| 278 252 125 | |
| 279 260 129 | |
| 280 280 133 | |
| EOF | |