c Max flow problem for tiling
p min 333 990
c source node
n 0 359
c sink node
n 332 -359
c source to target arcs
a 0 1 1 1 0
a 0 2 1 2 0
a 0 3 1 1 0
a 0 4 1 1 0
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a 0 168 1 1 0
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a 0 183 1 1 0
a 0 184 1 2 0
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a 0 242 1 1 0
a 0 243 1 2 0
a 0 244 1 1 0
a 0 245 1 1 0
a 0 246 1 1 0
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a 0 248 1 1 0
a 0 249 1 1 0
a 0 250 1 2 0
a 0 251 1 1 0
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a 0 255 1 1 0
a 0 256 1 1 0
a 0 257 1 2 0
a 0 258 1 1 0
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a 0 263 1 2 0
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a 0 270 1 1 0
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a 0 273 1 2 0
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a 0 280 1 1 0
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a 0 284 1 1 0
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a 0 290 1 1 0
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a 0 299 1 1 0
a 0 300 1 1 0
a 0 301 1 1 0
a 0 302 1 1 0
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a 0 306 1 1 0
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a 0 308 1 1 0
a 0 309 1 1 0
a 0 310 1 1 0
a 0 311 1 1 0
a 0 312 1 1 0
a 0 313 1 1 0
a 0 314 1 1 0
a 0 315 1 1 0
a 0 316 1 1 0
a 0 317 1 1 0
a 0 318 1 1 0
a 0 319 1 1 0
a 0 320 1 1 0
a 0 321 1 1 0
a 0 322 1 1 0
a 0 323 1 1 0
a 0 324 1 1 0
a 0 325 1 1 0
a 0 326 1 1 0
a 0 327 1 1 0
a 0 328 1 1 0
a 0 329 1 1 0
c target to tile arcs
a 1 330 0 1 1
a 1 331 0 1 1
a 2 330 0 1 1
a 2 331 0 1 1
a 3 330 0 1 1
a 3 331 0 1 1
a 4 330 0 1 1
a 4 331 0 1 1
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a 93 330 0 1 1
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a 94 330 0 1 1
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a 100 330 0 1 1
a 100 331 0 1 1
a 101 330 0 1 1
a 101 331 0 1 1
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a 103 330 0 1 1
a 103 331 0 1 1
a 104 330 0 1 1
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a 105 330 0 1 1
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a 106 330 0 1 1
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a 108 330 0 1 1
a 108 331 0 1 1
a 109 330 0 1 1
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a 110 330 0 1 1
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a 111 330 0 1 1
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a 114 330 0 1 1
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a 127 330 0 1 1
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a 135 330 0 2 1
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a 137 330 0 1 1
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a 142 330 0 1 1
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a 201 330 0 1 1
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a 202 330 0 1 1
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a 203 331 0 1 1
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a 205 330 0 1 1
a 205 331 0 1 1
a 206 330 0 1 1
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a 207 330 0 1 1
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a 209 330 0 1 1
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a 326 331 0 1 1
a 327 330 0 1 1
a 327 331 0 1 1
a 328 330 0 1 1
a 328 331 0 1 1
a 329 330 0 1 1
a 329 331 0 1 1
c tile to sink arcs
a 330 332 0 430 0
a 331 332 0 454 0
c overflow arc
a 0 332 0 359 1000
c end of flow problem