Problemset - Codeforces

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constructive algorithms

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Problems

#	Name
1539E	Game with Cards binary search, constructive algorithms, data structures, dp, greedy, implementation	2500	x309
1538D	Another Problem About Dividing Numbers constructive algorithms, math, number theory	1700	x7294
1537F	Figure Fixing constructive algorithms, dfs and similar, dsu, graphs, greedy, math	2200	x1157
1537C	Challenging Cliffs constructive algorithms, greedy, implementation, math	1200	x12778
1537B	Bad Boy constructive algorithms, greedy, math	900	x16241
1536F	Omkar and Akmar chinese remainder theorem, combinatorics, constructive algorithms, fft, games, geometry, math, meet-in-the-middle, string suffix structures	2600	x468
1536B	Prinzessin der Verurteilung brute force, constructive algorithms, strings	1200	x11626
1536A	Omkar and Bad Story brute force, constructive algorithms	800	x15579
1534H	Lost Nodes constructive algorithms, dp, graphs, interactive, sortings, trees	3500	x58
1534D	Lost Tree constructive algorithms, interactive, trees	1800	x3583
1531C	Симметричный амфитеатр *special problem, constructive algorithms, dp		x598
1529A	Eshag Loves Big Arrays constructive algorithms, greedy, math	800	x21752
1528D	It's a bird! No, it's a plane! No, it's AaParsa! constructive algorithms, graphs, shortest paths	2500	x783
1527B2	Palindrome Game (hard version) constructive algorithms, games	1900	x5167
1527B1	Palindrome Game (easy version) constructive algorithms, games	1200	x14456
1526F	Median Queries constructive algorithms, interactive, probabilities	3000	x98
1526E	Oolimry and Suffix Array combinatorics, constructive algorithms, math	2400	x562
1526D	Kill Anton brute force, constructive algorithms, data structures, math, strings	2200	x1612
1526A	Mean Inequality constructive algorithms, sortings	800	x18124
1525B	Permutation Sort constructive algorithms, greedy	900	x16382
1523B	Lord of the Values constructive algorithms	1100	x8939
1521E	Nastia and a Beautiful Matrix binary search, constructive algorithms, dp, greedy	2700	x410
1521D	Nastia Plays with a Tree constructive algorithms, data structures, dfs and similar, dp, dsu, greedy, implementation, trees	2500	x1061
1521C	Nastia and a Hidden Permutation constructive algorithms, interactive	2000	x3363
1521B	Nastia and a Good Array constructive algorithms, math, number theory	1300	x12801
1521A	Nastia and Nearly Good Numbers constructive algorithms, math, number theory	1000	x19670
1520F2	Guess the K-th Zero (Hard version) binary search, constructive algorithms, data structures, interactive	2200	x2031
1520C	Not Adjacent Matrix constructive algorithms	1000	x18878
1519E	Off by One constructive algorithms, dfs and similar, geometry, graphs, sortings, trees	2700	x545
1517G	Starry Night Camping constructive algorithms, flows, graphs	3300	x171
1517C	Fillomino 2 constructive algorithms, dfs and similar, greedy, implementation	1400	x8777
1517B	Morning Jogging constructive algorithms, greedy, sortings	1200	x10056
1516C	Baby Ehab Partitions Again bitmasks, constructive algorithms, dp, math	1700	x7285
1515F	Phoenix and Earthquake constructive algorithms, dfs and similar, dsu, graphs, greedy, trees	2600	x967
1515C	Phoenix and Towers constructive algorithms, data structures, greedy	1400	x10050
1515A	Phoenix and Gold constructive algorithms, greedy, math	800	x16440
1513F	Swapping Problem brute force, constructive algorithms, data structures, sortings	2500	x598
1513E	Cost Equilibrium combinatorics, constructive algorithms, math, sortings	2300	x991
1513D	GCD and MST constructive algorithms, dsu, graphs, greedy, number theory, sortings	2000	x2884
1513B	AND Sequences bitmasks, combinatorics, constructive algorithms, math	1400	x8460
1513A	Array and Peaks constructive algorithms, implementation	800	x15886
1512D	Corrupted Array constructive algorithms, data structures, greedy	1200	x12226
1512C	A-B Palindrome constructive algorithms, implementation, strings	1200	x12249
1511D	Min Cost String brute force, constructive algorithms, graphs, greedy, strings	1600	x7057
1511B	GCD Length constructive algorithms, math, number theory	1100	x14643
1510J	Japanese Game constructive algorithms, math	2700	x219
1509A	Average Height constructive algorithms	800	x19501
1508E	Tree Calendar brute force, constructive algorithms, data structures, dfs and similar, sortings, trees	3100	x189
1508D	Swap Pass constructive algorithms, geometry, sortings	3000	x234
1508B	Almost Sorted binary search, combinatorics, constructive algorithms, implementation	1800	x2404
1508A	Binary Literature constructive algorithms, greedy, implementation, strings, two pointers	1900	x4254
1506F	Triangular Paths constructive algorithms, graphs, math, shortest paths, sortings	2000	x2196
1506E	Restoring the Permutation constructive algorithms, implementation	1500	x7994
1506D	Epic Transformation constructive algorithms, data structures, greedy	1400	x11658
1504B	Flip the Bits constructive algorithms, greedy, implementation, math	1200	x11746
1504A	Déjà Vu constructive algorithms, strings	800	x16279
1503F	Balance the Cards constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation	3500	x63
1503D	Flip the Cards 2-sat, constructive algorithms, data structures, greedy, sortings, two pointers	2600	x630
1503B	3-Coloring constructive algorithms, games, interactive	1700	x5093
1503A	Balance the Bits constructive algorithms, greedy	1600	x8854
1500C	Matrix Sorting bitmasks, brute force, constructive algorithms, greedy, two pointers	2600	x461
1499A	Domino on Windowsill combinatorics, constructive algorithms, math	800	x17363
1497C2	k-LCM (hard version) constructive algorithms, math	1600	x10021
1497C1	k-LCM (easy version) constructive algorithms, math	1200	x13766
1497B	M-arrays constructive algorithms, greedy, math	1200	x12624
1496A	Split it! brute force, constructive algorithms, greedy, strings	900	x14931
1495F	Squares constructive algorithms, data structures, dp, graphs, trees	3300	x125
1495C	Garden of the Sun constructive algorithms, graphs	2300	x1778
1494F	Delete The Edges brute force, constructive algorithms, dfs and similar, graphs, implementation	2900	x231
1494E	A-Z Graph constructive algorithms, data structures, graphs, hashing	2400	x1144
1494D	Dogeforces constructive algorithms, data structures, dfs and similar, divide and conquer, dsu, greedy, sortings, trees	2300	x1816
1493E	Enormous XOR bitmasks, constructive algorithms, greedy, math, strings, two pointers	2600	x539
1493C	K-beautiful Strings binary search, brute force, constructive algorithms, greedy, strings	2000	x3341
1493A	Anti-knapsack constructive algorithms, greedy	800	x15771
1492E	Almost Fault-Tolerant Database brute force, constructive algorithms, dfs and similar, greedy, implementation	2500	x924
1492D	Genius's Gambit bitmasks, constructive algorithms, greedy, math	1900	x4572
1491G	Switch and Flip constructive algorithms, graphs, math	2800	x408
1491F	Magnets binary search, constructive algorithms, interactive	2700	x604
1491D	Zookeeper and The Infinite Zoo bitmasks, constructive algorithms, dp, greedy, math	1800	x4828
1490B	Balanced Remainders brute force, constructive algorithms, math	1000	x17842
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x8753
1486E	Paired Payment binary search, brute force, constructive algorithms, dp, flows, graphs, shortest paths	2200	x1938
1485D	Multiples and Power Differences constructive algorithms, graphs, math, number theory	2200	x3552
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x6584
1481D	AB Graph brute force, constructive algorithms, graphs, greedy, implementation	2000	x3351
1481C	Fence Painting brute force, constructive algorithms, greedy	1600	x7913
1479C	Continuous City bitmasks, constructive algorithms	2500	x922
1479B2	Painting the Array II constructive algorithms, data structures, dp, greedy, implementation	2100	x2847
1479B1	Painting the Array I constructive algorithms, data structures, dp, greedy, implementation	1900	x4995
1477D	Nezzar and Hidden Permutations constructive algorithms, dfs and similar, graphs	2800	x291
1477C	Nezzar and Nice Beatmap constructive algorithms, geometry, greedy, math, sortings	2200	x1635
1477A	Nezzar and Board constructive algorithms, math, number theory	1800	x4183
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x18928
1475F	Unusual Matrix 2-sat, brute force, constructive algorithms	1900	x3621
1474E	What Is It? constructive algorithms, greedy	2500	x973
1474C	Array Destruction brute force, constructive algorithms, data structures, greedy, implementation, sortings	1700	x8290
1474B	Different Divisors binary search, constructive algorithms, greedy, math, number theory	1000	x17043
1473C	No More Inversions constructive algorithms, math	1500	x9409
1470D	Strange Housing constructive algorithms, dfs and similar, graph matchings, graphs, greedy	2200	x2389
1470C	Strange Shuffle binary search, brute force, constructive algorithms, interactive	2500	x976

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