c Max flow problem for tiling
p min 476 1419
c source node
n 0 509
c sink node
n 475 -509
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
a 0 5 1 1 0
a 0 6 1 1 0
a 0 7 1 1 0
a 0 8 1 1 0
a 0 9 1 1 0
a 0 10 1 1 0
a 0 11 1 1 0
a 0 12 1 1 0
a 0 13 1 1 0
a 0 14 1 1 0
a 0 15 1 1 0
a 0 16 1 2 0
a 0 17 1 1 0
a 0 18 1 1 0
a 0 19 1 1 0
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a 0 21 1 1 0
a 0 22 1 1 0
a 0 23 1 1 0
a 0 24 1 1 0
a 0 25 1 2 0
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a 0 28 1 1 0
a 0 29 1 1 0
a 0 30 1 1 0
a 0 31 1 1 0
a 0 32 1 2 0
a 0 33 1 1 0
a 0 34 1 1 0
a 0 35 1 1 0
a 0 36 1 1 0
a 0 37 2 3 0
a 0 38 1 1 0
a 0 39 1 1 0
a 0 40 1 1 0
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a 0 42 1 1 0
a 0 43 1 1 0
a 0 44 1 1 0
a 0 45 1 1 0
a 0 46 1 1 0
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a 0 52 1 1 0
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a 0 59 1 2 0
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a 0 62 1 2 0
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a 0 65 1 1 0
a 0 66 1 1 0
a 0 67 1 1 0
a 0 68 1 1 0
a 0 69 2 3 0
a 0 70 1 2 0
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a 0 73 1 1 0
a 0 74 1 2 0
a 0 75 1 1 0
a 0 76 1 1 0
a 0 77 1 1 0
a 0 78 1 1 0
a 0 79 1 1 0
a 0 80 1 1 0
a 0 81 1 1 0
a 0 82 1 1 0
a 0 83 1 1 0
a 0 84 1 1 0
a 0 85 1 1 0
a 0 86 1 2 0
a 0 87 1 1 0
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a 0 90 1 1 0
a 0 91 1 1 0
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a 0 93 1 1 0
a 0 94 2 3 0
a 0 95 1 2 0
a 0 96 1 1 0
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a 0 98 1 1 0
a 0 99 1 1 0
a 0 100 1 2 0
a 0 101 1 1 0
a 0 102 1 1 0
a 0 103 1 1 0
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a 0 105 1 1 0
a 0 106 1 1 0
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a 0 108 2 3 0
a 0 109 1 1 0
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a 0 112 1 1 0
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a 0 116 1 1 0
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a 0 120 1 1 0
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a 0 142 1 1 0
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a 0 145 1 2 0
a 0 146 1 1 0
a 0 147 1 1 0
a 0 148 1 1 0
a 0 149 1 1 0
a 0 150 1 1 0
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a 0 156 1 1 0
a 0 157 1 2 0
a 0 158 1 1 0
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a 0 160 1 2 0
a 0 161 1 1 0
a 0 162 1 1 0
a 0 163 1 1 0
a 0 164 1 1 0
a 0 165 1 1 0
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a 0 167 1 1 0
a 0 168 1 1 0
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a 0 171 1 1 0
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a 0 214 1 1 0
a 0 215 1 1 0
a 0 216 1 2 0
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a 0 221 1 2 0
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a 0 223 1 1 0
a 0 224 1 1 0
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a 0 238 1 1 0
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a 0 244 1 1 0
a 0 245 1 2 0
a 0 246 1 1 0
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a 0 256 1 1 0
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a 0 342 1 1 0
a 0 343 1 1 0
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a 0 350 1 1 0
a 0 351 1 1 0
a 0 352 1 1 0
a 0 353 1 1 0
a 0 354 1 1 0
a 0 355 1 1 0
a 0 356 1 1 0
a 0 357 1 1 0
a 0 358 1 1 0
a 0 359 1 1 0
a 0 360 1 1 0
a 0 361 1 1 0
a 0 362 1 1 0
a 0 363 1 1 0
a 0 364 1 1 0
a 0 365 1 1 0
a 0 366 1 1 0
a 0 367 1 1 0
a 0 368 1 1 0
a 0 369 1 1 0
a 0 370 1 1 0
a 0 371 1 1 0
a 0 372 1 1 0
a 0 373 1 1 0
a 0 374 1 1 0
a 0 375 1 1 0
a 0 376 1 1 0
a 0 377 1 1 0
a 0 378 1 1 0
a 0 379 1 1 0
a 0 380 1 2 0
a 0 381 1 2 0
a 0 382 1 1 0
a 0 383 1 1 0
a 0 384 1 1 0
a 0 385 1 1 0
a 0 386 1 1 0
a 0 387 1 1 0
a 0 388 1 1 0
a 0 389 1 1 0
a 0 390 1 1 0
a 0 391 1 1 0
a 0 392 1 1 0
a 0 393 1 1 0
a 0 394 1 1 0
a 0 395 1 1 0
a 0 396 1 1 0
a 0 397 1 1 0
a 0 398 1 1 0
a 0 399 1 1 0
a 0 400 1 1 0
a 0 401 1 1 0
a 0 402 1 1 0
a 0 403 1 1 0
a 0 404 1 1 0
a 0 405 1 1 0
a 0 406 1 1 0
a 0 407 1 1 0
a 0 408 1 1 0
a 0 409 1 1 0
a 0 410 1 1 0
a 0 411 1 1 0
a 0 412 1 1 0
a 0 413 1 1 0
a 0 414 1 1 0
a 0 415 1 1 0
a 0 416 1 1 0
a 0 417 1 1 0
a 0 418 1 1 0
a 0 419 1 1 0
a 0 420 1 1 0
a 0 421 1 1 0
a 0 422 1 1 0
a 0 423 1 1 0
a 0 424 1 1 0
a 0 425 1 1 0
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a 0 428 1 1 0
a 0 429 1 1 0
a 0 430 1 1 0
a 0 431 1 1 0
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a 0 466 1 1 0
a 0 467 1 1 0
a 0 468 1 1 0
a 0 469 1 1 0
a 0 470 1 1 0
a 0 471 1 1 0
a 0 472 1 1 0
c target to tile arcs
a 1 473 0 1 0
a 1 474 0 1 0
a 2 473 0 1 0
a 2 474 0 1 0
a 3 473 0 1 0
a 3 474 0 1 0
a 4 473 0 1 0
a 4 474 0 1 0
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a 6 473 0 1 0
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a 20 473 0 1 0
a 20 474 0 1 0
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a 21 474 0 1 0
a 22 473 0 1 0
a 22 474 0 1 0
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a 24 473 0 1 0
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a 25 473 0 1 0
a 25 474 0 1 0
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a 27 473 0 1 0
a 27 474 0 1 0
a 28 473 0 1 0
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a 29 473 0 1 0
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a 30 473 0 1 0
a 30 474 0 1 0
a 31 473 0 1 0
a 31 474 0 1 0
a 32 473 0 1 0
a 32 474 0 1 0
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a 34 474 0 1 0
a 35 473 0 1 0
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a 36 473 0 1 0
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a 37 473 0 2 0
a 37 474 0 2 0
a 38 473 0 1 0
a 38 474 0 1 0
a 39 473 0 1 0
a 39 474 0 1 0
a 40 473 0 1 0
a 40 474 0 1 0
a 41 473 0 1 0
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a 42 473 0 1 0
a 42 474 0 1 0
a 43 473 0 1 0
a 43 474 0 1 0
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a 55 473 0 1 0
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a 60 474 0 1 0
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a 90 473 0 1 0
a 90 474 0 1 0
a 91 473 0 1 0
a 91 474 0 1 0
a 92 473 0 1 0
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a 93 473 0 1 0
a 93 474 0 1 0
a 94 473 0 2 0
a 94 474 0 2 0
a 95 473 0 1 0
a 95 474 0 1 0
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a 100 473 0 1 0
a 100 474 0 1 0
a 101 473 0 1 0
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a 105 473 0 1 0
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a 108 473 0 2 0
a 108 474 0 2 0
a 109 473 0 1 0
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a 110 473 0 1 0
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a 115 473 0 1 0
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a 250 473 0 1 0
a 250 474 0 1 0
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a 256 473 0 1 0
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a 257 474 0 1 0
a 258 473 0 1 0
a 258 474 0 1 0
a 259 473 0 1 0
a 259 474 0 1 0
a 260 473 0 1 0
a 260 474 0 1 0
a 261 473 0 1 0
a 261 474 0 1 0
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a 263 473 0 1 0
a 263 474 0 1 0
a 264 473 0 1 0
a 264 474 0 1 0
a 265 473 0 1 0
a 265 474 0 1 0
a 266 473 0 1 0
a 266 474 0 1 0
a 267 473 0 1 0
a 267 474 0 1 0
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a 268 474 0 1 0
a 269 473 0 1 0
a 269 474 0 1 0
a 270 473 0 1 0
a 270 474 0 1 0
a 271 473 0 1 0
a 271 474 0 1 0
a 272 473 0 1 0
a 272 474 0 1 0
a 273 473 0 1 0
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a 445 473 0 1 0
a 445 474 0 1 0
a 446 473 0 1 0
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a 449 473 0 1 0
a 449 474 0 1 0
a 450 473 0 1 0
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a 453 473 0 1 0
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a 454 473 0 1 0
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a 455 473 0 1 0
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a 456 473 0 1 0
a 456 474 0 1 0
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a 457 474 0 1 0
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a 458 474 0 1 0
a 459 473 0 1 0
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a 460 473 0 1 0
a 460 474 0 1 0
a 461 473 0 1 0
a 461 474 0 1 0
a 462 473 0 1 0
a 462 474 0 1 0
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a 463 474 0 1 0
a 464 473 0 1 0
a 464 474 0 1 0
a 465 473 0 1 0
a 465 474 0 1 0
a 466 473 0 1 0
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a 467 474 0 1 0
a 468 473 0 1 0
a 468 474 0 1 0
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a 469 474 0 1 0
a 470 473 0 1 0
a 470 474 0 1 0
a 471 473 0 1 0
a 471 474 0 1 0
a 472 473 0 1 0
a 472 474 0 1 0
c tile to sink arcs
a 473 475 0 533 0
a 474 475 0 529 0
c overflow arc
a 0 475 0 509 1000
c end of flow problem