implementation - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	7943	P407B Long Path dp implementation *1600	0 / 0	5
	7942	P407C Curious Array brute force combinatorics implementation math *2500	0 / 0	9
	7939	P408A Line to Cashier implementation *900	0 / 0	3
	7938	P408B Garland implementation *1200	0 / 0	4
	7930	P409H A + B Strikes Back special problem brute force constructive algorithms dsu implementation 1500	0 / 0	5
	7928	P411A Password Check special problem implementation 800	0 / 0	3
	7927	P411B Multi-core Processor implementation *1600	0 / 0	5
	7926	P411C Kicker implementation *1700	0 / 0	5
	7925	P412A Poster greedy implementation *900	0 / 0	3
	7923	P412C Pattern implementation strings *1200	0 / 0	4
	7921	P412E E-mail Addresses implementation *1900	0 / 0	6
	7920	P413A Data Recovery implementation *1200	0 / 0	4
	7919	P413B Spyke Chatting implementation *1300	0 / 0	4
	7910	P415A Mashmokh and Lights implementation *900	0 / 0	3
	7909	P415B Mashmokh and Tokens binary search greedy implementation math *1500	0 / 0	5
	7908	P416A Guess a number! greedy implementation two pointers *1400	0 / 0	4
	7907	P416B Art Union brute force dp implementation *1300	0 / 0	4
	7906	P416C Booking System binary search dp greedy implementation *1600	0 / 0	5
	7905	P416D Population Size greedy implementation math *2400	0 / 0	9
	7903	P417A Elimination dp implementation math *1500	0 / 0	5
	7902	P417B Crash implementation *1400	0 / 0	4
	7901	P417C Football constructive algorithms graphs implementation *1400	0 / 0	4
	7896	P420A Start Up implementation *1000	0 / 0	3
	7895	P420B Online Meeting implementation *1800	0 / 0	6
	7894	P420C Bug in Code data structures graphs implementation two pointers *1900	0 / 0	6
	7891	P421A Pasha and Hamsters constructive algorithms implementation *800	0 / 0	3
	7889	P424A Squats implementation *900	0 / 0	3
	7888	P424B Megacity binary search greedy implementation sortings *1200	0 / 0	4
	7879	P426A Sereja and Mugs implementation *800	0 / 0	3
	7878	P426B Sereja and Mirroring implementation *1300	0 / 0	4
	7877	P427A Police Recruits implementation *800	0 / 0	3
	7876	P427B Prison Transfer data structures implementation *1100	0 / 0	3
	7873	P427E Police Patrol greedy implementation math ternary search *2000	0 / 0	7
	7865	P431A Black Square implementation *800	0 / 0	3
	7864	P431B Shower Line brute force implementation *1200	0 / 0	4
	7863	P431C k-Tree dp implementation trees *1600	1 / 1	5
	7860	P432A Choosing Teams greedy implementation sortings *800	0 / 0	3
	7859	P432B Football Kit brute force greedy implementation *1200	0 / 0	4
	7855	P433A Kitahara Haruki's Gift brute force implementation *1100	0 / 0	3
	7854	P433B Kuriyama Mirai's Stones dp implementation sortings *1200	0 / 0	4
	7853	P433C Ryouko's Memory Note implementation math sortings *1800	0 / 0	6
	7852	P433D Nanami's Digital Board dsu implementation *2000	0 / 0	7
	7848	P435A Queue on Bus Stop implementation *1000	0 / 0	3
	7846	P435C Cardiogram implementation *1600	0 / 0	5
	7842	P436B Om Nom and Spiders implementation math *1400	0 / 0	4
	7837	P437A The Child and Homework implementation *1300	0 / 0	4
	7836	P437B The Child and Set bitmasks greedy implementation sortings *1500	0 / 0	5
	7830	P439A Devu, the Singer and Churu, the Joker greedy implementation *900	0 / 0	3
	7829	P439B Devu, the Dumb Guy implementation sortings *1200	0 / 0	4
	7828	P439C Devu and Partitioning of the Array brute force constructive algorithms implementation number theory *1700	0 / 0	5
	7825	P440A Forgotten Episode implementation *800	0 / 0	3
	7824	P440B Balancer greedy implementation *1600	0 / 0	5
	7821	P441A Valera and Antique Items implementation *1000	0 / 0	3
	7820	P441B Valera and Fruits greedy implementation *1400	0 / 0	4
	7819	P441C Valera and Tubes constructive algorithms dfs and similar implementation *1500	0 / 0	5
	7818	P441D Valera and Swaps constructive algorithms dsu graphs implementation math string suffix structures *2100	0 / 0	7
	7816	P442A Borya and Hanabi bitmasks brute force implementation *1700	0 / 0	5
	7811	P443A Anton and Letters constructive algorithms implementation *800	0 / 0	3
	7810	P443B Kolya and Tandem Repeat brute force implementation strings *1500	0 / 0	5
	7804	P445A DZY Loves Chessboard dfs and similar implementation *1200	0 / 0	4
	7802	P446A DZY Loves Sequences dp implementation two pointers *1600	0 / 0	5
	7797	P447A DZY Loves Hash implementation *800	0 / 0	3
	7796	P447B DZY Loves Strings greedy implementation *1000	0 / 0	3
	7795	P448A Rewards implementation *800	0 / 0	3
	7794	P448B Suffix Structures implementation strings *1400	0 / 0	4
	7791	P448E Divisors brute force dfs and similar implementation number theory *2200	0 / 0	8
	7785	P450A Jzzhu and Children implementation *1000	0 / 0	3
	7784	P450B Jzzhu and Sequences implementation math *1300	0 / 0	4
	7783	P451A Game With Sticks implementation *900	0 / 0	3
	7782	P451B Sort the Array implementation sortings *1300	0 / 0	4
	7781	P451C Predict Outcome of the Game brute force implementation math *1700	0 / 0	5
	7778	P452A Eevee brute force implementation strings *1000	0 / 0	3
	7775	P452D Washer, Dryer, Folder greedy implementation *1900	0 / 0	6
	7767	P454A Little Pony and Crystal Mine implementation *800	0 / 0	3
	7766	P454B Little Pony and Sort by Shift implementation *1200	0 / 0	4
	7764	P455B A Lot of Games dfs and similar dp games implementation strings trees *1900	0 / 0	6
	7752	P459A Pashmak and Garden implementation *1200	0 / 0	4
	7751	P459B Pashmak and Flowers combinatorics implementation sortings *1300	0 / 0	4
	7747	P460A Vasya and Socks brute force implementation math *900	0 / 0	3
	7746	P460B Little Dima and Equation brute force implementation math number theory *1500	0 / 0	5
	7740	P461C Appleman and a Sheet of Paper data structures implementation *2200	0 / 0	8
	7737	P462A Appleman and Easy Task brute force implementation *1000	0 / 0	3
	7735	P463A Caisa and Sugar brute force implementation *1200	0 / 0	4
	7734	P463B Caisa and Pylons brute force implementation math *1100	0 / 0	3
	7733	P463C Gargari and Bishops greedy hashing implementation *1900	0 / 0	6
	7732	P463D Gargari and Permutations dfs and similar dp graphs implementation *1900	0 / 0	6
	7725	P465A inc ARG implementation *900	0 / 0	3
	7724	P465B Inbox (100500) implementation *1000	0 / 0	3
	7723	P466A Cheap Travel implementation *1200	0 / 0	4
	7718	P467A George and Accommodation implementation *800	0 / 0	3
	7717	P467B Fedor and New Game bitmasks brute force constructive algorithms implementation *1100	0 / 0	3
	7716	P467C George and Job dp implementation *1700	0 / 0	5
	7708	P469A I Wanna Be the Guy greedy implementation *800	0 / 0	3
	7707	P469B Chat Online implementation *1300	0 / 0	4
	7706	P470A Crystal Ball Sequence special problem implementation 1400	0 / 0	4
	7698	P471A MUH and Sticks implementation *1100	0 / 0	3
	7697	P471B MUH and Important Things implementation sortings *1300	0 / 0	4
	7689	P472E Design Tutorial: Learn from a Game constructive algorithms implementation *2800	0 / 0	10
	7686	P474A Keyboard implementation *900	0 / 0	3
	7685	P474B Worms binary search implementation *1200	0 / 0	4

Pick a problem randomly based on the current filter.