ID	题目显示标签隐藏标签	AC / 尝试	难度
8799	P5E Bindian Signalizing data structures *2400	0 / 0	NOI
8765	P12D Ball data structures sortings *2400	0 / 0	NOI
8740	P17D Notepad number theory *2400	0 / 0	NOI
8722	P21D Traveling Graph bitmasks graph matchings graphs *2400	0 / 0	NOI
8708	P24D Broken robot dp math probabilities *2400	0 / 0	NOI
8698	P26D Tickets combinatorics math probabilities *2400	0 / 0	NOI
8697	P26E Multithreading constructive algorithms *2400	0 / 0	NOI
8688	P28D Don't fear, DravDe is kind binary search data structures dp hashing *2400	0 / 0	NOI
8682	P29E Quarrel graphs shortest paths *2400	0 / 0	NOI
8672	P31E TV Game dp *2400	0 / 0	NOI
8667	P32E Hide-and-Seek geometry implementation *2400	0 / 0	NOI
8634	P38H The Great Marathon dp *2400	0 / 0	NOI
8627	P39G Inverse Function implementation *2400	0 / 0	NOI
8548	P51E Pentagon combinatorics graphs matrices *2400	0 / 0	NOI
8514	P58E Expression dp *2400	0 / 0	NOI
8480	P64I Sort the Table special problem sortings 2400	0 / 0	NOI
8431	P73E Morrowindows math number theory *2400	0 / 0	NOI
8426	P74D Hanger data structures *2400	0 / 0	NOI
8420	P75E Ship's Shortest Path geometry shortest paths *2400	0 / 0	NOI
8384	P83C Track graphs greedy shortest paths *2400	0 / 0	NOI
8383	P83D Numbers dp math number theory *2400	0 / 0	NOI
8334	P97A Domino brute force implementation *2400	0 / 0	NOI
8332	P97C Winning Strategy binary search graphs math shortest paths *2400	0 / 0	NOI
8313	P100J Interval Coloring special problem greedy math 2400	0 / 0	NOI
8287	P107C Arrangement bitmasks dp *2400	0 / 0	NOI
8286	P107D Crime Management dp graphs matrices *2400	0 / 0	NOI
8257	P115E Linear Kingdom Races data structures dp *2400	0 / 0	NOI
8240	P119E Alternative Reality geometry *2400	0 / 0	NOI
8225	P121E Lucky Array data structures *2400	0 / 0	NOI
8211	P125E MST Company binary search graphs *2400	0 / 0	NOI
8124	P145E Lucky Queries data structures *2400	0 / 0	NOI
8089	P154D Flatland Fencing games math *2400	0 / 0	NOI
8064	P160E Buses and People binary search data structures sortings *2400	0 / 0	NOI
8061	P161C Abracadabra divide and conquer *2400	0 / 0	NOI
8041	P164C Machine Programming flows graphs *2400	0 / 0	NOI
7995	P175D Plane of Tanks: Duel brute force dp math probabilities *2400	0 / 0	NOI
7975	P177G1 Fibonacci Strings strings *2400	0 / 0	NOI
7901	P193C Hamming Distance constructive algorithms greedy math matrices *2400	0 / 0	NOI
7882	P198C Delivering Carcinogen binary search geometry *2400	0 / 0	NOI
7880	P198E Gripping Story binary search data structures sortings *2400	0 / 0	NOI
7877	P200A Cinema brute force data structures *2400	0 / 0	NOI
7873	P200E Tractor College implementation math number theory ternary search *2400	0 / 0	NOI
7857	P204D Little Elephant and Retro Strings dp *2400	0 / 0	NOI
7827	P209C Trails and Glades constructive algorithms dsu graphs greedy *2400	0 / 0	NOI
7788	P220E Little Elephant and Inversions data structures two pointers *2400	0 / 0	NOI
7766	P226C Anniversary data structures implementation math matrices number theory *2400	0 / 0	NOI
7649	P246E Blood Cousins Return binary search data structures dfs and similar dp sortings *2400	0 / 0	NOI
7613	P256E Lucky Arrays data structures *2400	0 / 0	NOI
7603	P258E Little Elephant and Tree data structures dfs and similar trees *2400	0 / 0	NOI
7573	P266D BerDonalds graphs math shortest paths *2400	0 / 0	NOI
7546	P273D Dima and Figure dp *2400	0 / 0	NOI
7530	P277C Game games implementation *2400	0 / 0	NOI
7528	P277E Binary Tree on Plane flows trees *2400	0 / 0	NOI
7505	P283D Cows and Cool Sequences dp math number theory *2400	0 / 0	NOI
7486	P288D Polo the Penguin and Trees combinatorics dfs and similar trees *2400	0 / 0	NOI
7464	P293C Cube Problem brute force math number theory *2400	0 / 0	NOI
7453	P295D Greg and Caves combinatorics dp *2400	0 / 0	NOI
7447	P297C Splitting the Uniqueness constructive algorithms *2400	0 / 0	NOI
7426	P303C Minimum Modular brute force graphs math number theory *2400	0 / 0	NOI
7406	P311B Cats Transport data structures dp *2400	0 / 0	NOI
7380	P316D3 PE Lesson dp math *2400	0 / 0	NOI
7371	P316G3 Good Substrings string suffix structures *2400	0 / 0	NOI
7347	P323C Two permutations data structures *2400	0 / 0	NOI
7332	P329C Graph Reconstruction constructive algorithms *2400	0 / 0	NOI
7322	P331C2 The Great Julya Calendar dp *2400	0 / 0	NOI
7320	P331D1 Escaping on Beaveractor dfs and similar implementation *2400	0 / 0	NOI
7312	P332D Theft of Blueprints graphs math *2400	0 / 0	NOI
7311	P332E Binary Key dp greedy implementation *2400	0 / 0	NOI
7300	P335D Rectangles and Square brute force dp *2400	0 / 0	NOI
7269	P342E Xenia and Tree data structures divide and conquer trees *2400	0 / 0	NOI
7237	P350D Looking for Owls binary search data structures geometry hashing sortings *2400	0 / 0	NOI
7222	P354B Game with Strings bitmasks dp games *2400	0 / 0	NOI
7200	P359E Neatness constructive algorithms dfs and similar *2400	0 / 0	NOI
7167	P367D Sereja and Sets bitmasks dfs and similar *2400	0 / 0	NOI
7133	P375D Tree and Queries data structures dfs and similar trees *2400	0 / 0	NOI
7126	P377D Developing Game data structures *2400	0 / 0	NOI
7117	P379F New Year Tree data structures divide and conquer trees *2400	0 / 0	NOI
7114	P380B Sereja and Tree graphs implementation *2400	0 / 0	NOI
6988	P409I Feed the Golorp special problem 2400	0 / 0	NOI
6964	P416D Population Size greedy implementation math *2400	0 / 0	NOI
6958	P417E Square Table constructive algorithms math probabilities *2400	0 / 0	NOI
6876	P441E Valera and Number bitmasks dp math probabilities *2400	0 / 0	NOI
6866	P444C DZY Loves Colors data structures *2400	0 / 0	NOI
6859	P446C DZY Loves Fibonacci Numbers data structures math number theory *2400	0 / 0	NOI
6846	P449D Jzzhu and Numbers bitmasks combinatorics dp *2400	0 / 0	NOI
6833	P452E Three strings data structures dsu string suffix structures strings *2400	0 / 0	NOI
6774	P467D Fedor and Essay dfs and similar dp graphs hashing strings *2400	0 / 0	NOI
6704	P484D Kindergarten data structures dp greedy *2400	0 / 0	NOI
6648	P498B Name That Tune dp probabilities two pointers *2400	0 / 0	NOI
6646	P498D Traffic Jams in the Land data structures dp number theory *2400	0 / 0	NOI
6623	P506D Mr brute force dfs and similar dsu graphs *2400	0 / 0	NOI
6594	P513D1 Constrained Tree dfs and similar *2400	0 / 0	NOI
6587	P513G2 Inversions problem dp probabilities *2400	0 / 0	NOI
6545	P524E Rooks and Rectangles data structures sortings *2400	0 / 0	NOI
6540	P525D Arthur and Walls constructive algorithms data structures graphs greedy shortest paths *2400	0 / 0	NOI
6534	P526E Transmitting Levels dp implementation *2400	0 / 0	NOI
6509	P533F Encoding hashing string suffix structures strings *2400	0 / 0	NOI
6504	P534E Berland Local Positioning System constructive algorithms greedy hashing implementation *2400	0 / 0	NOI
6503	P534F Simplified Nonogram bitmasks dp hashing meet-in-the-middle *2400	0 / 0	NOI
6482	P542A Place Your Ad Here data structures sortings *2400	0 / 0	NOI

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