WHILETRUEB1key11w/test.txtf0,1,2,301001xd0,1,2,375intx50d01000070-1i150iONshift_left1MixlyxintxdfMixly10ff10B2key21r/sd/test.txtf0,1,2,301601xsreadlinefsdintxs0x12750x50intx0d0200001270255,255,0#fffffffException as ee20{}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