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ID	DATE	PROBLEM	RESULT	TIME	MEM	LANG
28847862	2021-12-05 13:54:57	Ball sum	accepted	0.03	5.4M	CPP14
28847854	2021-12-05 13:52:54	Ball sum	accepted	0.03	5.4M	CPP14
28845351	2021-12-05 00:24:49	Ball sum	wrong answer	0.01	5.3M	CPP14
28845344	2021-12-05 00:19:40	Ball sum	wrong answer	0.01	5.3M	CPP14

code...