Problemset - Codeforces

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Codeforces Round 945 (Div. 2)
01:23:17

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shortest paths

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Problems

#	Name
1725M	Moving Both Hands dp, graphs, shortest paths	1800	x2860
780D	Innokenty and a Football League 2-sat, graphs, greedy, implementation, shortest paths, strings	1900	x2840
400D	Dima and Bacteria dsu, graphs, shortest paths	2000	x2801
1486E	Paired Payment binary search, brute force, constructive algorithms, dp, flows, graphs, shortest paths	2200	x2800
1887B	Time Travel binary search, graphs, shortest paths	1900	x2696
1051F	The Shortest Statement graphs, shortest paths, trees	2400	x2678
95C	Volleyball shortest paths	1900	x2675
715B	Complete The Graph binary search, constructive algorithms, graphs, shortest paths	2300	x2660
590C	Three States dfs and similar, graphs, shortest paths	2200	x2614
507E	Breaking Good dfs and similar, dp, graphs, shortest paths	2100	x2593
1422D	Returning Home graphs, shortest paths, sortings	2300	x2591
253C	Text Editor data structures, dfs and similar, graphs, greedy, shortest paths	1600	x2525
1067B	Multihedgehog dfs and similar, graphs, shortest paths	1800	x2512
1693C	Keshi in Search of AmShZ graphs, greedy, shortest paths	2300	x2444
1196F	K-th Path brute force, constructive algorithms, shortest paths, sortings	2200	x2434
1536E	Omkar and Forest combinatorics, graphs, math, shortest paths	2300	x2345
1650G	Counting Shortcuts data structures, dfs and similar, dp, graphs, shortest paths	2100	x2340
1070A	Find a Number dp, graphs, number theory, shortest paths	2200	x2262
1627E	Not Escaping data structures, dp, implementation, shortest paths, two pointers	2200	x2245
1870E	Another MEX Problem bitmasks, brute force, dp, shortest paths	2300	x2215
1933F	Turtle Mission: Robot and the Earthquake dfs and similar, dp, graphs, shortest paths	2100	x2209
1043F	Make It One bitmasks, combinatorics, dp, math, number theory, shortest paths	2500	x2190
301B	Yaroslav and Time binary search, graphs, shortest paths	2100	x2117
769C	Cycle In Maze *special problem, dfs and similar, graphs, greedy, shortest paths	1700	x2115
666B	World Tour graphs, shortest paths	2000	x2073
1801D	The way home binary search, data structures, dp, graphs, greedy, shortest paths, sortings	2100	x2054
1340C	Nastya and Unexpected Guest dfs and similar, dp, graphs, shortest paths	2400	x2021
788C	The Great Mixing dfs and similar, graphs, shortest paths	2300	x2014
912D	Fishes data structures, graphs, greedy, probabilities, shortest paths	2100	x1956
187B	AlgoRace dp, shortest paths	1800	x1936
1534E	Lost Array graphs, greedy, interactive, shortest paths	2300	x1853
1325E	Ehab's REAL Number Theory Problem brute force, dfs and similar, graphs, number theory, shortest paths	2600	x1853
676D	Theseus and labyrinth graphs, implementation, shortest paths	2000	x1828
1737D	Ela and the Wiring Wizard brute force, dp, graphs, greedy, implementation, shortest paths	2200	x1813
208C	Police Station dp, graphs, shortest paths	1900	x1788
1505E	Cakewalk *special problem, greedy, implementation, shortest paths	1800	x1723
1753D	The Beach constructive algorithms, dfs and similar, graphs, shortest paths	2400	x1673
295C	Greg and Friends combinatorics, dp, graphs, shortest paths	2100	x1659
567E	President and Roads dfs and similar, graphs, hashing, shortest paths	2200	x1645
525D	Arthur and Walls constructive algorithms, data structures, graphs, greedy, shortest paths	2400	x1638
1005F	Berland and the Shortest Paths brute force, dfs and similar, graphs, shortest paths	2100	x1616
1715E	Long Way Home data structures, divide and conquer, dp, geometry, graphs, greedy, shortest paths	2400	x1611
1749E	Cactus Wall constructive algorithms, dfs and similar, graphs, shortest paths	2400	x1607
1407E	Egor in the Republic of Dagestan constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	2500	x1605
1253F	Cheap Robot binary search, dsu, graphs, shortest paths, trees	2500	x1584
1442C	Graph Transpositions dfs and similar, graphs, greedy, shortest paths	2400	x1580
793D	Presents in Bankopolis dp, graphs, shortest paths	2100	x1576
677D	Vanya and Treasure data structures, dp, graphs, shortest paths	2300	x1530
1197E	Culture Code binary search, combinatorics, data structures, dp, shortest paths, sortings	2300	x1506
1482F	Useful Edges graphs, shortest paths	2400	x1472
1227E	Arson In Berland Forest binary search, graphs, graphs, shortest paths	2200	x1444
1741G	Kirill and Company bitmasks, brute force, dfs and similar, dp, flows, graphs, shortest paths	2200	x1425
416E	President's Path dp, graphs, shortest paths	2500	x1388
1528D	It's a bird! No, it's a plane! No, it's AaParsa! constructive algorithms, graphs, shortest paths	2500	x1387
1370F1	The Hidden Pair (Easy Version) binary search, dfs and similar, graphs, interactive, shortest paths, trees	2400	x1367
821D	Okabe and City dfs and similar, graphs, shortest paths	2200	x1346
605E	Intergalaxy Trips probabilities, shortest paths	2700	x1318
1860E	Fast Travel Text Editor data structures, dfs and similar, graphs, shortest paths	2400	x1309
464E	The Classic Problem data structures, graphs, shortest paths	3000	x1305
1666J	Job Lookup constructive algorithms, dp, shortest paths, trees	2100	x1294
1065D	Three Pieces dfs and similar, dp, shortest paths	2200	x1271
366D	Dima and Trap Graph binary search, data structures, dfs and similar, dsu, shortest paths, two pointers	2000	x1270
1842F	Tenzing and Tree dfs and similar, greedy, shortest paths, sortings, trees	2500	x1246
1370F2	The Hidden Pair (Hard Version) binary search, dfs and similar, graphs, interactive, shortest paths, trees	2700	x1246
1495D	BFS Trees combinatorics, dfs and similar, graphs, math, shortest paths, trees	2600	x1192
1738F	Connectivity Addicts constructive algorithms, dsu, graphs, greedy, interactive, shortest paths, trees	2400	x1157
33D	Knights geometry, graphs, shortest paths, sortings	2000	x1136
1632E1	Distance Tree (easy version) binary search, data structures, dfs and similar, graphs, shortest paths, trees	2400	x1110
1245E	Hyakugoku and Ladders dp, probabilities, shortest paths	2300	x1108
1936C	Pokémon Arena data structures, graphs, greedy, implementation, shortest paths, sortings	2400	x1105
1209F	Koala and Notebook data structures, dfs and similar, graphs, shortest paths, strings, trees	2600	x1100
369D	Valera and Fools dfs and similar, dp, graphs, shortest paths	2200	x1092
1301F	Super Jaber dfs and similar, graphs, implementation, shortest paths	2600	x1089
1874B	Jellyfish and Math bitmasks, brute force, dfs and similar, dp, graphs, shortest paths	2400	x1069
757F	Team Rocket Rises Again data structures, graphs, shortest paths	2800	x1066
1790G	Tokens on Graph constructive algorithms, dfs and similar, graphs, shortest paths	2300	x1060
1955H	The Most Reckless Defense bitmasks, brute force, constructive algorithms, dp, flows, graph matchings, shortest paths	2300	x1030
1450E	Capitalism constructive algorithms, dfs and similar, graphs, shortest paths	2700	x1019
1004E	Sonya and Ice Cream binary search, data structures, dp, greedy, shortest paths, trees	2400	x1010
241E	Flights graphs, shortest paths	2600	x996
1662F	Antennas data structures, dfs and similar, graphs, graphs, implementation, implementation, shortest paths, shortest paths		x966
852D	Exploration plan binary search, flows, graph matchings, shortest paths	2100	x955
79D	Password bitmasks, dp, shortest paths	2800	x946
1632E2	Distance Tree (hard version) binary search, dfs and similar, shortest paths, trees	2700	x928
1184E2	Daleks' Invasion (medium) dfs and similar, graphs, shortest paths, trees	2100	x900
1932G	Moving Platforms graphs, math, number theory, shortest paths	2300	x886
1920F1	Smooth Sailing (Easy Version) binary search, brute force, data structures, dfs and similar, dsu, graphs, shortest paths	2500	x884
575G	Run for beer dfs and similar, shortest paths	2200	x867
141D	Take-off Ramps graphs, shortest paths	2300	x867
29E	Quarrel graphs, shortest paths	2400	x864
1804F	Approximate Diameter binary search, divide and conquer, graphs, shortest paths	2700	x854
1617E	Christmas Chocolates dfs and similar, dp, games, graphs, implementation, math, number theory, shortest paths, trees	2700	x835
196E	Opening Portals dsu, graphs, shortest paths	2600	x833
1163F	Indecisive Taxi Fee data structures, graphs, shortest paths	3000	x823
755E	PolandBall and White-Red graph constructive algorithms, graphs, shortest paths	2400	x813
542E	Playing on Graph graphs, shortest paths	2600	x809
983C	Elevator dp, graphs, shortest paths	2400	x801
362E	Petya and Pipes flows, graphs, shortest paths	2300	x796
1648D	Serious Business data structures, divide and conquer, dp, implementation, shortest paths	2800	x793
843D	Dynamic Shortest Path graphs, shortest paths	3400	x757