Unsolved	Solved	Success Rate
Problem 1	4289	986	19 %
Problem 2	2181	636	23 %
Problem 3	1688	547	24 %
Problem 4	2483	653	21 %
Problem 5	1596	476	23 %
Problem 6	1819	530	23 %
Problem 7	888	390	31 %
Problem 8	1037	448	30 %
Problem 9	721	414	36 %
Problem 10	840	464	36 %
Problem 11	1060	393	27 %
Problem 12	1359	437	24 %
Problem 13	906	363	29 %
Problem 14	742	531	42 %