Problems by Yingtao Tian

	Add	Remove

Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Big Data	0.01	252	233	189	81%	5.1Medium	en
Board Coloring	0.00	541	116	83	72%	6.0Hard	en
Grade Curving	0.00	124	360	274	76%	4.8Medium	en