번호	제목
13990	Binary Code
13991	Cactus Construction
13992	Delight for a Cat
13993	Expect to Wait
13994	Foreign Postcards
13995	Game on Graph
13996	Hard Refactoring
13998	Jenga Boom
13999	Kids Designing Kids
14000	List of Primes
14001	Mole Tunnels
14002	가장 긴 증가하는 부분 수열 4
14003	가장 긴 증가하는 부분 수열 5
14004	ICPC
14005	Small Ping Pong Tournament
14006	Large Ping Pong Tournament
14007	Small Weird Measurements
14008	Medium Weird Measurements
14009	Large Weird Measurements
14010	Where To Go?