Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
1488E	Palindromic Doubles *special problem, data structures, dp	2200	x194
1553I	Stairs combinatorics, divide and conquer, dp, fft, math	3400	x195
1402C	Star Trek *special problem, combinatorics, dfs and similar, dp, games, graphs, matrices, trees	2600	x195
280E	Sequence Transformation brute force, data structures, dp, implementation, math	3000	x196
1787H	Codeforces Scoreboard binary search, data structures, dp, geometry	3300	x197
1761F1	Anti-median (Easy Version) dp, math	3100	x197
855G	Harry Vs Voldemort dfs and similar, dp, graphs, trees	3300	x199
1835E	Old Mobile combinatorics, dp, probabilities	3500	x200
848E	Days of Floral Colours combinatorics, divide and conquer, dp, fft, math	3400	x200
243D	Cubes data structures, dp, geometry, two pointers	2700	x208
833E	Caramel Clouds data structures, dp, sortings	3400	x210
1194G	Another Meme Problem dp	2700	x212
1876E	Ball-Stackable constructive algorithms, data structures, dp, trees	3300	x214
533D	Landmarks data structures, dp	3000	x215
618G	Combining Slimes dp, math, matrices, probabilities	3300	x216
335E	Counting Skyscrapers dp, math, probabilities	2800	x216
331E2	Deja Vu constructive algorithms, dp	3100	x216
62E	World Evil dp, flows	2700	x216
1830F	The Third Grace data structures, dp	3200	x219
1268E	Happy Cactus dp	3400	x219
720D	Slalom data structures, dp, sortings	3100	x222
1750G	Doping combinatorics, dp, math	3300	x223
1569F	Palindromic Hamiltonian Path brute force, dfs and similar, dp, graphs, hashing	3000	x226
914H	Ember and Storm's Tree Game combinatorics, dp, games, trees	3400	x226
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x228
370E	Summer Reading dp, greedy	2500	x228
1450G	Communism bitmasks, dp, trees	3500	x229
1286F	Harry The Potter brute force, constructive algorithms, dp, fft, implementation, math	3100	x232
1616G	Just Add an Edge dfs and similar, dp, graphs	3500	x234
1523H	Hopping Around the Array data structures, dp	3500	x234
1197F	Coloring Game dp, games, matrices	2700	x237
1193A	Amusement Park *special problem, dp, math		x237
1930G	Prefix Max Set Counting data structures, dp, trees	3100	x239
1474F	1 2 3 4 ... dp, math, matrices	3000	x239
793E	Problem of offices constructive algorithms, dfs and similar, dp, trees	2900	x241
1743G	Antifibonacci Cut bitmasks, combinatorics, constructive algorithms, data structures, dp, hashing, math	3000	x244
1120F	Secret Letters data structures, dp, greedy	3100	x248
1832F	Zombies binary search, dp	3200	x250
513G3	Inversions problem dp	3100	x250
48G	Galaxy Union dp, trees, two pointers	2700	x253
256D	Liars and Serge dp	2700	x255
1466H	Finding satisfactory solutions combinatorics, dp, graphs, greedy, math	3300	x257
175E	Power Defence brute force, dp, geometry, greedy	2600	x260
1310E	Strange Function dp	2900	x262
38H	The Great Marathon dp	2400	x263
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x264
1874E	Jellyfish and Hack dp, math	3000	x265
1866E	Elevators of Tamem dp	2700	x265
1603F	October 18, 2017 combinatorics, dp, implementation, math	2700	x265
1866J	Jackets and Packets dp	2800	x266
45B	School dp, dsu	2200	x266
1864H	Asterism Stream dp, math, matrices	3200	x267
1456E	XOR-ranges dp, greedy	3500	x267
76C	Mutation bitmasks, dp, math	2700	x267
1416E	Split binary search, data structures, dp, greedy	3200	x268
1799H	Tree Cutting bitmasks, dfs and similar, dp	3200	x270
830E	Perpetual Motion Machine constructive algorithms, dp, graphs, implementation, math, trees	3100	x272
1425B	Blue and Red of Our Faculty! divide and conquer, dp	2600	x273
1110H	Modest Substrings dp, strings	3500	x273
838C	Future Failure dp, games	2800	x276
1572E	Polygon binary search, dp, geometry	3000	x277
1495F	Squares constructive algorithms, data structures, dp, graphs, trees	3300	x279
802L	Send the Fool Further! (hard) dfs and similar, dp, math, trees	2400	x279
232C	Doe Graphs constructive algorithms, divide and conquer, dp, graphs, shortest paths	2600	x279
497E	Subsequences Return dp, matrices	2900	x281
449E	Jzzhu and Squares dp, math, number theory	2900	x281
288E	Polo the Penguin and Lucky Numbers dp, implementation, math	2800	x281
1605F	PalindORme combinatorics, dp	2900	x284
1662C	European Trip dp, graphs, math, matrices		x288
175D	Plane of Tanks: Duel brute force, dp, math, probabilities	2400	x289
1470E	Strange Permutation binary search, combinatorics, data structures, dp, graphs, implementation, two pointers	3200	x290
1038F	Wrap Around dp, strings	2900	x290
332E	Binary Key dp, greedy, implementation	2400	x294
778E	Selling Numbers dp, sortings	3000	x295
1784E	Infinite Game brute force, combinatorics, dp, games, probabilities	3100	x297
1292F	Nora's Toy Boxes bitmasks, combinatorics, dp	3500	x297
176D	Hyper String dp	2500	x299
721E	Road to Home binary search, dp	2700	x300
335D	Rectangles and Square brute force, dp	2400	x304
468E	Permanent dp, graph matchings, math, meet-in-the-middle	3100	x305
77D	Domino Carpet dp, implementation	2300	x309
303E	Random Ranking dp, math, probabilities	3000	x310
217C	Formurosa divide and conquer, dp, expression parsing	2600	x311
178F2	Representative Sampling dp, sortings, strings	2200	x312
1671F	Permutation Counting brute force, combinatorics, dp, fft, math	2700	x314
436D	Pudding Monsters dp	2800	x314
1525F	Goblins And Gnomes brute force, dp, flows, graph matchings	2800	x316
1773G	Game of Questions bitmasks, combinatorics, dp, fft, math, probabilities	2800	x318
1571E	Fix the String *special problem, bitmasks, dp, greedy	1700	x319
1815E	Bosco and Particle dp, math, number theory, strings	3100	x322
1192C	Cubeword *special problem, brute force, dp, meet-in-the-middle		x322
936D	World of Tank dp, greedy	3000	x322
838E	Convex Countour dp	2300	x322
794G	Replace All combinatorics, dp, math	3400	x323
1252D	Find String in a Grid data structures, dp, strings, trees	3000	x324
277D	Google Code Jam dp, probabilities	2800	x324
81E	Pairs dfs and similar, dp, dsu, graphs, implementation, trees	2700	x325
1500F	Cupboards Jumps dp	3500	x327
1368H1	Breadboard Capacity (easy version) dp, flows, greedy	3300	x327
776G	Sherlock and the Encrypted Data bitmasks, combinatorics, dp	2900	x327