133-10=123
123+177-5=295
295+45-6=334
334+156-6=484
484+18-15=487
487+3-2=486
486+12=498
498+30=528
528+21-3=546
546+15-6+555
555+3=558
558+15=573
573+51=624
624+6-1=629
629+18=647
647+21=668
668+33=701
701+6=707
707+24=731
731+21=752
752+66+818
818+117=935
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