Problemset - Codeforces

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Codeforces Round (Div. 2)
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constructive algorithms

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Problems

#	Name
479B	Towers brute force, constructive algorithms, greedy, implementation, sortings	1400	x7658
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x35836
476D	Dreamoon and Sets constructive algorithms, greedy, math	1900	x4433
475C	Kamal-ol-molk's Painting brute force, constructive algorithms, greedy	2100	x778
472F	Design Tutorial: Change the Goal constructive algorithms, math, matrices	2700	x250
472E	Design Tutorial: Learn from a Game constructive algorithms, implementation	2800	x131
468C	Hack it! binary search, constructive algorithms, math	2500	x2298
468A	24 Game constructive algorithms, greedy, math	1500	x7930
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x36777
460D	Little Victor and Set brute force, constructive algorithms, math	2300	x988
459C	Pashmak and Buses combinatorics, constructive algorithms, math	1900	x6117
457E	Flow Optimality constructive algorithms, flows, math	3000	x95
453C	Little Pony and Summer Sun Celebration constructive algorithms, dfs and similar, graphs	2200	x1585
452B	4-point polyline brute force, constructive algorithms, geometry, trees	1800	x1988
449C	Jzzhu and Apples constructive algorithms, number theory	2500	x2224
443A	Anton and Letters constructive algorithms, implementation	800	x86306
441D	Valera and Swaps constructive algorithms, dsu, graphs, implementation, math, string suffix structures	2100	x1073
441C	Valera and Tubes constructive algorithms, dfs and similar, implementation	1500	x11005
439C	Devu and Partitioning of the Array brute force, constructive algorithms, implementation, number theory	1700	x3816
432E	Square Tiling constructive algorithms, greedy	2300	x665
430A	Points and Segments (easy) constructive algorithms, sortings	1600	x2227
429C	Guess the Tree bitmasks, constructive algorithms, dp, greedy, trees	2300	x933
424D	Biathlon Track binary search, brute force, constructive algorithms, data structures, dp	2300	x558
421A	Pasha and Hamsters constructive algorithms, implementation	800	x5839
417E	Square Table constructive algorithms, math, probabilities	2400	x787
417C	Football constructive algorithms, graphs, implementation	1400	x4634
414A	Mashmokh and Numbers constructive algorithms, number theory	1500	x9709
409H	A + B Strikes Back *special problem, brute force, constructive algorithms, dsu, implementation	1500	x8764
402C	Searching for Graph brute force, constructive algorithms, graphs	1500	x5756
401C	Team constructive algorithms, greedy, implementation	1400	x19605
398C	Tree and Array constructive algorithms		x209
398A	Cards constructive algorithms, implementation		x915
397B	On Corruption and Numbers constructive algorithms, implementation, math		x739
394C	Dominoes constructive algorithms, greedy		x513
390D	Inna and Sweet Matrix constructive algorithms		x509
388B	Fox and Minimal path bitmasks, constructive algorithms, graphs, implementation, math	1900	x2445
379B	New Year Present constructive algorithms, implementation	1200	x7220
370D	Broken Monitor brute force, constructive algorithms, greedy, implementation	2100	x622
370C	Mittens constructive algorithms, greedy, sortings	1800	x1513
369B	Valera and Contest constructive algorithms, implementation, math	1400	x6358
361B	Levko and Permutation constructive algorithms, math, number theory	1200	x7946
361A	Levko and Table constructive algorithms, implementation	800	x16429
359E	Neatness constructive algorithms, dfs and similar	2400	x461
359B	Permutation constructive algorithms, dp, math	1400	x7817
359A	Table constructive algorithms, greedy, implementation	1000	x8449
358C	Dima and Containers constructive algorithms, greedy, implementation	2000	x1971
357B	Flag Day constructive algorithms, implementation	1400	x8098
356D	Bags and Coins bitmasks, constructive algorithms, dp, greedy	2700	x942
356C	Compartments combinatorics, constructive algorithms, greedy, implementation	2100	x1239
355A	Vasya and Digital Root constructive algorithms, implementation	1100	x9324
354E	Lucky Number Representation constructive algorithms, dfs and similar, dp	2200	x873
353D	Queue constructive algorithms, dp	2000	x2759
353B	Two Heaps combinatorics, constructive algorithms, greedy, implementation, math, sortings	1900	x2217
350E	Wrong Floyd brute force, constructive algorithms, dfs and similar, graphs	2200	x753
347A	Difference Row constructive algorithms, implementation, sortings	1300	x8850
341E	Candies Game constructive algorithms, greedy	3000	x439
339E	Three Swaps constructive algorithms, dfs and similar, greedy	2700	x542
339C	Xenia and Weights constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	1700	x8213
335B	Palindrome constructive algorithms, dp	1900	x2019
335A	Banana binary search, constructive algorithms, greedy	1400	x2535
333C	Lucky Tickets brute force, constructive algorithms	2700	x375
331E2	Deja Vu constructive algorithms, dp	3100	x218
331E1	Deja Vu constructive algorithms, graphs, implementation	2900	x164
330B	Road Construction constructive algorithms, graphs	1300	x16550
329D	The Evil Temple and the Moving Rocks constructive algorithms	2500	x392
329C	Graph Reconstruction constructive algorithms	2400	x891
329A	Purification constructive algorithms, greedy	1500	x4614
327E	Axis Walking bitmasks, combinatorics, constructive algorithms, dp, meet-in-the-middle	2300	x1362
327D	Block Tower constructive algorithms, dfs and similar, graphs	1900	x2253
323B	Tournament-graph constructive algorithms, graphs	2200	x386
323A	Black-and-White Cube combinatorics, constructive algorithms	1600	x727
321C	Ciel the Commander constructive algorithms, dfs and similar, divide and conquer, greedy, trees	2100	x6979
317E	Princess and Her Shadow constructive algorithms, shortest paths	3100	x153
317C	Balance constructive algorithms, dfs and similar, graphs, trees	2500	x491
316F3	Suns and Rays constructive algorithms, dfs and similar, implementation	2200	x164
313E	Ilya and Two Numbers constructive algorithms, data structures, dsu, greedy	2300	x542
313C	Ilya and Matrix constructive algorithms, greedy, implementation, sortings	1400	x5571
311A	The Closest Pair constructive algorithms, implementation	1300	x4012
306D	Polygon constructive algorithms, geometry	2300	x266
305A	Strange Addition brute force, constructive algorithms, implementation	1600	x4679
303A	Lucky Permutation Triple constructive algorithms, implementation, math	1300	x7784
301C	Yaroslav and Algorithm constructive algorithms	2500	x461
301A	Yaroslav and Sequence constructive algorithms	1800	x3056
300A	Array brute force, constructive algorithms, implementation	1100	x22271
297D	Color the Carpet constructive algorithms	2500	x500
297C	Splitting the Uniqueness constructive algorithms	2400	x934
297B	Fish Weight constructive algorithms, greedy	1600	x3462
297A	Parity Game constructive algorithms	1700	x3600
290E	HQ *special problem, constructive algorithms	2500	x198
286E	Ladies' Shop constructive algorithms, fft, math	2800	x824
286A	Lucky Permutation constructive algorithms, math	1400	x3134
283A	Cows and Sequence constructive algorithms, data structures, implementation	1600	x6514
282C	XOR and OR constructive algorithms, implementation, math	1500	x9209
277B	Set of Points constructive algorithms, geometry	2300	x787
275B	Convex Shape constructive algorithms, implementation	1700	x2796
272E	Dima and Horses combinatorics, constructive algorithms, graphs	2200	x1179
271E	Three Horses constructive algorithms, math, number theory	2200	x481
271C	Secret constructive algorithms, implementation	1500	x2921
269C	Flawed Flow constructive algorithms, flows, graphs, greedy	2100	x1626
268C	Beautiful Sets of Points constructive algorithms, implementation	1500	x13468