Problemset - Codeforces

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Codeforces Round 970 (Div. 3)
08:12:09
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Problems

#	Name
551B	ZgukistringZ brute force, constructive algorithms, implementation, strings	1800	x3800
543A	Writing Code dp	1800	x7883
538D	Weird Chess brute force, constructive algorithms, implementation	1800	x2418
533E	Correcting Mistakes constructive algorithms, dp, greedy, hashing, strings, two pointers	1800	x2251
527D	Clique Problem data structures, dp, greedy, implementation, sortings	1800	x4739
519D	A and B and Interesting Substrings data structures, dp, two pointers	1800	x6347
513G1	Inversions problem brute force, dfs and similar, dp, meet-in-the-middle	1800	x1774
513B2	Permutations bitmasks, divide and conquer, math	1800	x2626
492D	Vanya and Computer Game binary search, implementation, math, sortings	1800	x3147
487A	Fight the Monster binary search, brute force, implementation	1800	x3709
483B	Friends and Presents binary search, math	1800	x4062
482B	Interesting Array constructive algorithms, data structures, trees	1800	x6395
478C	Table Decorations greedy	1800	x17984
471D	MUH and Cube Walls string suffix structures, strings	1800	x7899
470B	Hexakosioihexekontahexaphobia *special problem	1800	x259
459D	Pashmak and Parmida's problem data structures, divide and conquer, sortings	1800	x9962
452B	4-point polyline brute force, constructive algorithms, geometry, trees	1800	x1992
448D	Multiplication Table binary search, brute force	1800	x13872
442B	Andrey and Problem greedy, math, probabilities	1800	x5210
440C	One-Based Arithmetic brute force, dfs and similar, divide and conquer	1800	x904
436C	Dungeons and Candies dsu, graphs, greedy, trees	1800	x2622
433C	Ryouko's Memory Note implementation, math, sortings	1800	x2429
432C	Prime Swaps greedy, sortings	1800	x2509
420B	Online Meeting implementation	1800	x1026
409E	Dome *special problem	1800	x570
404C	Restore Graph dfs and similar, graphs, sortings	1800	x5167
402D	Upgrading Array dp, greedy, math, number theory	1800	x2600
371D	Vessels data structures, dsu, implementation, trees	1800	x5543
370C	Mittens constructive algorithms, greedy, sortings	1800	x1555
363D	Renting Bikes binary search, greedy	1800	x3836
358D	Dima and Hares dp, greedy	1800	x3999
351A	Jeff and Rounding dp, greedy, implementation, math	1800	x2912
336C	Vasily the Bear and Sequence brute force, greedy, implementation, number theory	1800	x2440
333B	Chips greedy	1800	x2637
328A	IQ Test implementation	1800	x2046
325B	Stadium and Games binary search, math	1800	x1494
301A	Yaroslav and Sequence constructive algorithms	1800	x3068
300C	Beautiful Numbers brute force, combinatorics	1800	x9310
280B	Maximum Xor Secondary data structures, implementation, two pointers	1800	x4510
274B	Zero Tree dfs and similar, dp, greedy, trees	1800	x4987
271D	Good Substrings data structures, strings	1800	x11024
263D	Cycle in Graph dfs and similar, graphs	1800	x3574
257C	View Angle brute force, geometry, math	1800	x4282
255D	Mr. Bender and Square binary search, implementation, math	1800	x1962
254C	Anagram greedy, strings	1800	x1491
252B	Unsorting Array brute force, sortings	1800	x1708
251B	Playing with Permutations implementation, math	1800	x1264
245H	Queries for Number of Palindromes dp, hashing, strings	1800	x6476
242C	King's Path dfs and similar, graphs, hashing, shortest paths	1800	x8454
238B	Boring Partition constructive algorithms	1800	x1284
234F	Fence dp	1800	x1730
222C	Reducing Fractions implementation, math, number theory, sortings	1800	x2139
220B	Little Elephant and Array constructive algorithms, data structures	1800	x9962
216C	Hiring Staff greedy	1800	x1832
207D9	The Beaver's Problem - 3	1800	x84
207D1	The Beaver's Problem - 3	1800	x117
207A2	Beaver's Calculator 1.0 greedy	1800	x231
201B	Guess That Car! math, ternary search	1800	x1262
200D	Programming Language binary search, brute force, expression parsing, implementation	1800	x908
200C	Football Championship brute force, implementation	1800	x1050
195C	Try and Catch expression parsing, implementation	1800	x1131
190B	Surrounded geometry	1800	x2822
188H	Stack *special problem, expression parsing, implementation	1800	x251
187B	AlgoRace dp, shortest paths	1800	x1952
185B	Mushroom Scientists math, ternary search	1800	x1622
182E	Wooden Fence dp	1800	x1447
180E	Cubes binary search, dp, two pointers	1800	x1752
180A	Defragmentation implementation	1800	x531
178F1	Representative Sampling	1800	x394
178B3	Greedy Merchants	1800	x1178
177F1	Script Generation	1800	x298
174C	Range Increments data structures, greedy	1800	x1079
173B	Chamber of Secrets dfs and similar, shortest paths	1800	x3040
167B	Wizards and Huge Prize dp, math, probabilities	1800	x2137
162J	Brackets *special problem	1800	x95
162H	Alternating case *special problem	1800	x219
162F	Factorial zeros *special problem	1800	x201
162E	HQ9+ *special problem	1800	x178
162C	Prime factorization *special problem	1800	x786
162B	Binary notation *special problem	1800	x313
161D	Distance in Tree dfs and similar, dp, trees	1800	x14548
153B	Binary notation *special problem	1800	x156
148D	Bag of mice dp, games, math, probabilities	1800	x7111
145B	Lucky Number 2 constructive algorithms	1800	x2191
142B	Help General constructive algorithms, greedy, implementation	1800	x2198
141C	Queue constructive algorithms, greedy, sortings	1800	x2421
140D	New Year Contest greedy, sortings	1800	x2201
140C	New Year Snowmen binary search, data structures, greedy	1800	x4343
140B	New Year Cards brute force, greedy, implementation	1800	x1671
132C	Logo Turtle dp	1800	x2306
130J	Date calculation *special problem	1800	x330
123B	Squares math	1800	x1108
120H	Brevity is Soul of Wit graph matchings	1800	x1380
120G	Boom implementation	1800	x686
117B	Very Interesting Game brute force, number theory	1800	x1553
105B	Dark Assembly brute force, probabilities	1800	x809
100G	Name the album *special problem, data structures, implementation	1800	x112
100F	Polynom *special problem, implementation	1800	x135
95B	Lucky Numbers dp, greedy	1800	x1208
89A	Robbery greedy	1800	x1467