Problem Set - interactive - SAST OJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	6177	codeforces#P679A Bear and Prime 100 constructive algorithms interactive math *1400	0 / 0	4
	6044	codeforces#P710F String Set Queries brute force data structures hashing interactive string suffix structures strings *2400	0 / 0	9
	6032	codeforces#P713B Searching Rectangles binary search constructive algorithms interactive *2200	0 / 0	8
	5965	codeforces#P727C Guess the Array constructive algorithms interactive math *1400	0 / 0	4
	5954	codeforces#P730B Minimum and Maximum constructive algorithms interactive *1800	0 / 0	6
	5890	codeforces#P744B Hongcow's Game bitmasks divide and conquer interactive *1900	0 / 0	6
	5855	codeforces#P750F New Year and Finding Roots constructive algorithms implementation interactive trees *2800	0 / 0	10
	5853	codeforces#P750H New Year and Snowy Grid dfs and similar dsu graphs interactive *3500	0 / 0	10
	5850	codeforces#P753C Interactive Bulls and Cows (Hard) brute force constructive algorithms interactive *2500	0 / 0	9
	5842	codeforces#P755C PolandBall and Forest dfs and similar dsu graphs interactive trees *1300	0 / 0	4
	5755	codeforces#P772E Verifying Kingdom binary search divide and conquer interactive trees *3200	0 / 0	10
	5685	codeforces#P788D Finding lines constructive algorithms divide and conquer interactive *3000	0 / 0	10
	5594	codeforces#P809B Glad to see you! binary search interactive *2200	0 / 0	8
	5585	codeforces#P811D Vladik and Favorite Game constructive algorithms dfs and similar graphs interactive *2100	0 / 0	7
	5490	codeforces#P835E The penguin's game binary search constructive algorithms interactive *2400	0 / 0	9
	5457	codeforces#P843B Interactive LowerBound brute force interactive probabilities *2000	0 / 0	7
	5364	codeforces#P862D Mahmoud and Ehab and the binary string binary search divide and conquer interactive *2000	0 / 0	7
	5312	codeforces#P870D Something with XOR Queries brute force interactive probabilities *2000	0 / 0	7
	5218	codeforces#P896B Ithea Plays With Chtholly binary search constructive algorithms games greedy interactive *2000	0 / 0	7
	5098	codeforces#P916D Jamie and To-do List data structures interactive trees *2200	0 / 0	8
	5021	codeforces#P927A BuberPool Taxi Optimization special problem interactive 2900	0 / 0	10
	4946	codeforces#P952B A Map of the Cat brute force interactive *1900	0 / 0	6
	4678	codeforces#P1007C Guess two numbers binary search interactive *3000	0 / 0	10
	4665	codeforces#P1010B Rocket binary search interactive *1800	0 / 0	6
	4627	codeforces#P1019B The hat binary search interactive *2000	0 / 0	7
	4617	codeforces#P1023E Down or Right constructive algorithms interactive matrices *2100	0 / 0	7
	4594	codeforces#P1028G Guess the number dp interactive *3000	0 / 0	10
	4563	codeforces#P1033D Divisors interactive math number theory *2000	0 / 0	7
	4562	codeforces#P1033E Hidden Bipartite Graph binary search constructive algorithms dfs and similar graphs interactive *2800	0 / 0	10
	4532	codeforces#P1039B Subway Pursuit binary search interactive probabilities *2100	0 / 0	7
	4506	codeforces#P1044B Intersecting Subtrees dfs and similar interactive trees *1900	0 / 0	6
	4461	codeforces#P1056C Pick Heroes greedy implementation interactive sortings *1700	0 / 0	5
	4434	codeforces#P1061F Lost Root interactive probabilities *2400	0 / 0	9
	4425	codeforces#P1063C Dwarves, Hats and Extrasensory Abilities binary search constructive algorithms geometry interactive *1900	0 / 0	6
	4355	codeforces#P1080F Katya and Segments Sets data structures interactive sortings *2400	0 / 0	9
	4349	codeforces#P1081F Tricky Interactor constructive algorithms implementation interactive *2600	0 / 0	10
	4319	codeforces#P1088D Ehab and another another xor problem bitmasks constructive algorithms implementation interactive *2000	0 / 0	7
	4284	codeforces#P1091G New Year and the Factorisation Collaboration interactive math number theory *3200	0 / 0	10
	4234	codeforces#P1100D Dasha and Chess constructive algorithms games interactive *2500	0 / 0	9
	4217	codeforces#P1103B Game with modulo binary search constructive algorithms interactive *2000	0 / 0	7
	4161	codeforces#P1114E Arithmetic Progression binary search interactive number theory probabilities *2200	0 / 0	8
	4136	codeforces#P1117E Decypher the String bitmasks chinese remainder theorem constructive algorithms interactive math *2200	0 / 0	8
	4103	codeforces#P1129E Legendary Tree binary search interactive trees *3100	0 / 0	10
	4070	codeforces#P1137D Cooperative Game constructive algorithms interactive number theory *2400	0 / 0	9
	4040	codeforces#P1142E Pink Floyd graphs interactive *3200	0 / 0	10
	4023	codeforces#P1145G AI Takeover interactive	0 / 0	(None)
	4020	codeforces#P1146C Tree Diameter bitmasks graphs interactive *1700	0 / 0	5
	4010	codeforces#P1147E Rainbow Coins interactive *3000	0 / 0	10
	4009	codeforces#P1147F Zigzag Game games interactive *3500	0 / 0	10
	3976	codeforces#P1153E Serval and Snake binary search brute force interactive *2200	0 / 0	8
	3963	codeforces#P1155E Guess the Root brute force interactive math *2200	0 / 0	8
	3942	codeforces#P1158E Strange device binary search interactive math trees *3400	0 / 0	10
	3913	codeforces#P1167B Lost Numbers brute force divide and conquer interactive math *1400	0 / 0	4
	3877	codeforces#P1174F Ehab and the Big Finale constructive algorithms divide and conquer graphs implementation interactive trees *2400	0 / 0	9
	3848	codeforces#P1179E Alesya and Discrete Math divide and conquer interactive *3200	0 / 0	10
	3722	codeforces#P1201E1 Knightmare (easy) graphs interactive shortest paths *2900	0 / 0	10
	3721	codeforces#P1201E2 Knightmare (hard) graphs interactive shortest paths *3000	0 / 0	10
	3698	codeforces#P1205C Palindromic Paths implementation interactive *2400	0 / 0	9
	3688	codeforces#P1207E XOR Guessing bitmasks interactive math *1900	0 / 0	6
	3444	codeforces#P1254C Point Ordering constructive algorithms geometry interactive math *2300	0 / 0	8
	3386	codeforces#P1267I Intriguing Selection brute force constructive algorithms implementation interactive sortings *2600	0 / 0	10
	3372	codeforces#P1270D Strange Device constructive algorithms interactive math sortings *1900	0 / 0	6
	3321	codeforces#P1282D Enchanted Artifact constructive algorithms interactive strings *2300	0 / 0	8
	3298	codeforces#P1286C1 Madhouse (Easy version) brute force constructive algorithms interactive math *2400	0 / 0	9
	3297	codeforces#P1286C2 Madhouse (Hard version) brute force constructive algorithms hashing interactive math *2800	0 / 0	10
	3282	codeforces#P1290D Coffee Varieties (hard version) constructive algorithms graphs interactive *3000	0 / 0	10
	3277	codeforces#P1291F Coffee Varieties (easy version) graphs interactive *2800	0 / 0	10
	3272	codeforces#P1292E Rin and The Unknown Flower constructive algorithms greedy interactive math *3500	0 / 0	10
	3236	codeforces#P1299E So Mean interactive math *3400	0 / 0	10
	3200	codeforces#P1305D Kuroni and the Celebration constructive algorithms dfs and similar interactive trees *1900	0 / 0	6
	3059	codeforces#P1336D Yui and Mahjong Set constructive algorithms interactive *3200	0 / 0	10
	3042	codeforces#P1340E Nastya and Bees graphs interactive probabilities *3000	0 / 0	10
	2971	codeforces#P1354G Find a Gift binary search interactive probabilities *2600	0 / 0	10
	2965	codeforces#P1355F Guess Divisors Count constructive algorithms interactive number theory *2600	0 / 0	10
	2904	codeforces#P1363D Guess The Maximums binary search implementation interactive math *2100	0 / 0	7
	2897	codeforces#P1364E X-OR bitmasks constructive algorithms divide and conquer interactive probabilities *2700	0 / 0	10
	2890	codeforces#P1365G Secure Password bitmasks combinatorics constructive algorithms interactive math *2800	0 / 0	10
	2870	codeforces#P1368F Lamps on a Circle games implementation interactive math *2600	0 / 0	10
	2855	codeforces#P1370F1 The Hidden Pair (Easy Version) binary search dfs and similar graphs interactive shortest paths trees *2400	0 / 0	9
	2854	codeforces#P1370F2 The Hidden Pair (Hard Version) binary search dfs and similar graphs interactive shortest paths trees *2700	0 / 0	10
	2841	codeforces#P1372F Omkar and Modes binary search divide and conquer interactive *2700	0 / 0	10
	2821	codeforces#P1375F Integer Game constructive algorithms games interactive math *2600	0 / 0	10
	2779	codeforces#P1386A Colors special problem binary search constructive algorithms interactive 2700	0 / 0	10
	2751	codeforces#P1392E Omkar and Duck bitmasks constructive algorithms interactive math *2100	0 / 0	7
	2695	codeforces#P1403A The Potion of Great Power special problem 2-sat binary search data structures graphs interactive sortings two pointers 2400	0 / 0	9
	2689	codeforces#P1404D Game of Pairs constructive algorithms dfs and similar interactive math number theory *2800	0 / 0	10
	2681	codeforces#P1406E Deleting Numbers interactive math number theory *2600	0 / 0	10
	2678	codeforces#P1407C Chocolate Bunny constructive algorithms interactive math two pointers *1600	0 / 0	5
	2590	codeforces#P1423M Milutin's Plums interactive *2800	0 / 0	10
	2581	codeforces#P1425F Flamingoes of Mystery interactive *1400	0 / 0	4
	2556	codeforces#P1428H Rotary Laser Lock binary search interactive *3500	0 / 0	10
	2512	codeforces#P1438F Olha and Igor interactive probabilities trees *3000	0 / 0	10
	2498	codeforces#P1442F Differentiating Games games interactive *3400	0 / 0	10
	2489	codeforces#P1444E Finding the Vertex brute force dfs and similar dp interactive trees *3500	0 / 0	10
	2463	codeforces#P1451E1 Bitwise Queries (Easy Version) bitmasks constructive algorithms interactive math *2000	0 / 0	7
	2462	codeforces#P1451E2 Bitwise Queries (Hard Version) bitmasks constructive algorithms interactive math *2300	0 / 0	8
	2397	codeforces#P1466I The Riddle of the Sphinx binary search data structures data structures interactive *3400	0 / 0	10
	2369	codeforces#P1470C Strange Shuffle binary search brute force constructive algorithms interactive *2500	0 / 0	9
	2320	codeforces#P1479A Searching Local Minimum binary search interactive ternary search *1700	0 / 0	5
	2300	codeforces#P1482G Vabank binary search interactive *3200	0 / 0	10

Pick a problem randomly based on the current filter.