Problem Set - 算道OJ

ID	Problem Show tags Hide tags	AC / Tried	Difficulty
2807	CF1491H Yuezheng Ling and Dynamic Tree data structures trees *3400	0 / 0	(None)
2806	CF1491I Ruler Of The Zoo brute force data structures *3500	0 / 0	(None)
2805	CF1492A Three swimmers math *800	0 / 0	(None)
2804	CF1492B Card Deck data structures greedy math *1100	0 / 0	(None)
2803	CF1492C Maximum width binary search data structures dp greedy two pointers *1500	0 / 0	(None)
2801	CF1492D Genius's Gambit bitmasks constructive algorithms greedy math *1900	0 / 0	(None)
2800	CF1492E Almost Fault-Tolerant Database brute force constructive algorithms dfs and similar greedy implementation *2500	0 / 0	(None)
2799	CF1493A Anti-knapsack constructive algorithms greedy *800	0 / 0	(None)
2798	CF1493B Planet Lapituletti brute force implementation *1300	0 / 0	(None)
2797	CF1493C K-beautiful Strings binary search brute force constructive algorithms greedy strings *2000	0 / 0	(None)
2796	CF1493D GCD of an Array brute force data structures hashing implementation math number theory sortings two pointers *2100	0 / 0	(None)
2795	CF1493E Enormous XOR bitmasks constructive algorithms greedy math strings two pointers *2600	0 / 0	(None)
2794	CF1493F Enchanted Matrix bitmasks interactive number theory *2600	0 / 0	(None)
2793	CF1494A ABC String bitmasks brute force implementation *900	0 / 0	(None)
2792	CF1494B Berland Crossword bitmasks brute force greedy implementation *1400	0 / 0	(None)
2790	CF1494C 1D Sokoban binary search dp greedy implementation two pointers *1900	0 / 0	(None)
2789	CF1494D Dogeforces constructive algorithms data structures dfs and similar divide and conquer dsu greedy sortings trees *2300	0 / 0	(None)
2788	CF1494E A-Z Graph constructive algorithms data structures graphs hashing *2400	0 / 0	(None)
2787	CF1494F Delete The Edges brute force constructive algorithms dfs and similar graphs implementation *2900	0 / 0	(None)
2786	CF1495A Diamond Miner geometry greedy math sortings *1200	0 / 0	(None)
2785	CF1495B Let's Go Hiking games greedy *1900	0 / 0	(None)
2784	CF1495C Garden of the Sun constructive algorithms graphs *2300	0 / 0	(None)
2783	CF1495D BFS Trees combinatorics dfs and similar graphs math shortest paths trees *2600	0 / 0	(None)
2782	CF1495E Qingshan and Daniel brute force data structures greedy implementation *3200	0 / 0	(None)
2781	CF1495F Squares constructive algorithms data structures dp graphs trees *3300	0 / 0	(None)
2779	CF1496A Split it! brute force constructive algorithms greedy strings *900	0 / 0	(None)
2778	CF1496B Max and Mex math *1100	0 / 0	(None)
2777	CF1497A Meximization brute force data structures greedy sortings *800	0 / 0	(None)
2776	CF1497B M-arrays constructive algorithms greedy math *1200	0 / 0	(None)
2775	CF1497C1 k-LCM (easy version) constructive algorithms math *1200	0 / 0	(None)
2774	CF1497C2 k-LCM (hard version) constructive algorithms math *1600	0 / 0	(None)
2773	CF1497D Genius bitmasks dp graphs number theory *2500	0 / 0	(None)
2772	CF1497E1 Square-Free Division (easy version) data structures dp greedy math number theory two pointers *1700	0 / 0	(None)
2771	CF1497E2 Square-Free Division (hard version) data structures dp greedy math number theory two pointers *2500	0 / 0	(None)
2770	CF1498A GCD Sum brute force math *800	0 / 0	(None)
2768	CF1498B Box Fitting binary search bitmasks data structures greedy *1300	0 / 0	(None)
2767	CF1498C Planar Reflections brute force data structures dp *1600	0 / 0	(None)
2766	CF1498D Bananas in a Microwave dfs and similar dp graphs implementation *2200	0 / 0	(None)
2765	CF1498E Two Houses brute force graphs greedy interactive sortings *2200	0 / 0	(None)
2764	CF1498F Christmas Game bitmasks data structures dfs and similar dp games math trees *2500	0 / 0	(None)
2763	CF1499A Domino on Windowsill combinatorics constructive algorithms math *800	0 / 0	(None)
2762	CF1499B Binary Removals brute force dp greedy implementation *1000	0 / 0	(None)
2761	CF1499C Minimum Grid Path brute force data structures greedy math *1500	0 / 0	(None)
2760	CF1499D The Number of Pairs dp math number theory *2100	0 / 0	(None)
2759	CF1499E Chaotic Merge combinatorics dp math strings *2400	0 / 0	(None)
2757	CF1499F Diameter Cuts combinatorics dfs and similar dp trees *2400	0 / 0	(None)
2756	CF1499G Graph Coloring data structures graphs interactive *3100	0 / 0	(None)
2755	CF1500A Going Home brute force hashing implementation math *1800	0 / 0	(None)
2754	CF1500B Two chandeliers binary search brute force chinese remainder theorem math number theory *2200	0 / 0	(None)
2753	CF1500C Matrix Sorting bitmasks brute force constructive algorithms greedy two pointers *2600	0 / 0	(None)
2752	CF1500D Tiles for Bathroom data structures sortings two pointers *2900	0 / 0	(None)
2751	CF1500E Subset Trick binary search data structures *3300	0 / 0	(None)
2750	CF1500F Cupboards Jumps dp *3500	0 / 0	(None)
2749	CF1501A Alexey and Train implementation *800	0 / 0	(None)
2748	CF1501B Napoleon Cake dp implementation sortings *900	0 / 0	(None)
2745	CF1503A Balance the Bits constructive algorithms greedy *1600	0 / 0	(None)
2744	CF1503B 3-Coloring constructive algorithms games interactive *1700	0 / 0	(None)
2743	CF1503C Travelling Salesman Problem binary search data structures dp greedy shortest paths sortings two pointers *2200	0 / 0	(None)
2742	CF1503D Flip the Cards 2-sat constructive algorithms data structures greedy sortings two pointers *2600	0 / 0	(None)
2741	CF1503E 2-Coloring combinatorics dp math *3100	0 / 0	(None)
2740	CF1503F Balance the Cards constructive algorithms data structures divide and conquer geometry graphs implementation *3500	0 / 0	(None)
2739	CF1504A Déjà Vu constructive algorithms strings *800	0 / 0	(None)
2738	CF1504B Flip the Bits constructive algorithms greedy implementation math *1200	0 / 0	(None)
2737	CF1505A Is it rated - 2 special problem implementation interactive 900	0 / 0	(None)
2736	CF1505B DMCA special problem implementation number theory 1600	0 / 0	(None)
2734	CF1505C Fibonacci Words special problem implementation 1400	0 / 0	(None)
2733	CF1505D Xenolith? Hippodrome? special problem number theory 1800	0 / 0	(None)
2732	CF1505E Cakewalk special problem greedy implementation shortest paths 1800	0 / 0	(None)
2731	CF1505F Math special problem math 2200	0 / 0	(None)
2730	CF1505G Encoded message special problem implementation 2600	0 / 0	(None)
2729	CF1505H L BREAK into program special problem 2500	0 / 0	(None)
2728	CF1505I Mysterious language again, seriously? special problem 2200	0 / 0	(None)
2727	CF1506A Strange Table math *800	0 / 0	(None)
2726	CF1506B Partial Replacement greedy implementation *1100	0 / 0	(None)
2725	CF1506C Double-ended Strings brute force implementation strings *1000	0 / 0	(None)
2723	CF1506D Epic Transformation constructive algorithms data structures greedy *1400	0 / 0	(None)
2722	CF1506E Restoring the Permutation constructive algorithms implementation *1500	0 / 0	(None)
2721	CF1506F Triangular Paths constructive algorithms graphs math shortest paths sortings *2000	0 / 0	(None)
2720	CF1506G Maximize the Remaining String brute force data structures dp greedy strings *2000	0 / 0	(None)
2719	CF1508A Binary Literature constructive algorithms greedy implementation strings two pointers *1900	0 / 0	(None)
2718	CF1508B Almost Sorted binary search combinatorics constructive algorithms implementation *1800	0 / 0	(None)
2717	CF1508C Complete the MST bitmasks brute force data structures dfs and similar dsu graphs greedy trees *2500	0 / 0	(None)
2716	CF1508D Swap Pass constructive algorithms geometry sortings *3000	0 / 0	(None)
2715	CF1508E Tree Calendar brute force constructive algorithms data structures dfs and similar sortings trees *3100	0 / 0	(None)
2714	CF1508F Optimal Encoding brute force data structures *3500	0 / 0	(None)
2712	CF1509A Average Height constructive algorithms *800	0 / 0	(None)
2711	CF1509B TMT Document greedy *1100	0 / 0	(None)
2710	CF1509C The Sports Festival dp greedy *1800	0 / 0	(None)
2709	CF1510A __NO_TITLE__	0 / 0	(None)
2708	CF1510B Button Lock flows graph matchings graphs *2600	0 / 0	(None)
2707	CF1510C Cactus Not Enough dfs and similar graph matchings graphs *2900	0 / 0	(None)
2706	CF1510D Digits dp math number theory *2100	0 / 0	(None)
2705	CF1510E __NO_TITLE__	0 / 0	(None)
2704	CF1510F Fiber Shape *2800	0 / 0	(None)
2703	CF1510G __NO_TITLE__	0 / 0	(None)
2701	CF1510H Hard Optimization dp *3200	0 / 0	(None)
2700	CF1510I Is It Rated? greedy interactive math probabilities *2700	0 / 0	(None)
2699	CF1510J Japanese Game constructive algorithms math *2700	0 / 0	(None)
2698	CF1510K King's Task brute force graphs implementation *1200	0 / 0	(None)
2697	CF1511A Review Site greedy *800	0 / 0	(None)

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