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codeforces:1466-G
codeforces
1466-G
Song of the Sirens
https://codeforces.com/problemset/problem/1466/G
[ "combinatorics", "divide and conquer", "hashing", "math", "string suffix structures", "strings" ]
null
null
stdin_stdout
2,600
{ "solved_count": 1010 }
2026-06-01T05:00:40.145500+00:00
codeforces:1466-F
codeforces
1466-F
Euclid's nightmare
https://codeforces.com/problemset/problem/1466/F
[ "bitmasks", "dfs and similar", "dsu", "graphs", "greedy", "math", "sortings" ]
null
null
stdin_stdout
2,100
{ "solved_count": 3063 }
2026-06-01T05:00:40.145500+00:00
codeforces:1466-E
codeforces
1466-E
Apollo versus Pan
https://codeforces.com/problemset/problem/1466/E
[ "bitmasks", "brute force", "math" ]
null
null
stdin_stdout
1,800
{ "solved_count": 8411 }
2026-06-01T05:00:40.145500+00:00
codeforces:1466-D
codeforces
1466-D
13th Labour of Heracles
https://codeforces.com/problemset/problem/1466/D
[ "data structures", "greedy", "sortings", "trees" ]
null
null
stdin_stdout
1,500
{ "solved_count": 14805 }
2026-06-01T05:00:40.145500+00:00
codeforces:1466-C
codeforces
1466-C
Canine poetry
https://codeforces.com/problemset/problem/1466/C
[ "dp", "greedy", "strings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 18840 }
2026-06-01T05:00:40.145500+00:00
codeforces:1466-B
codeforces
1466-B
Last minute enhancements
https://codeforces.com/problemset/problem/1466/B
[ "dp", "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 23622 }
2026-06-01T05:00:40.145500+00:00
codeforces:1466-A
codeforces
1466-A
Bovine Dilemma
https://codeforces.com/problemset/problem/1466/A
[ "brute force", "geometry", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 23222 }
2026-06-01T05:00:40.145500+00:00
codeforces:1464-F
codeforces
1464-F
My Beautiful Madness
https://codeforces.com/problemset/problem/1464/F
[ "data structures", "trees" ]
null
null
stdin_stdout
3,500
{ "solved_count": 444 }
2026-06-01T05:00:40.145500+00:00
codeforces:1463-F
codeforces
1463-F
Max Correct Set
https://codeforces.com/problemset/problem/1463/F
[ "bitmasks", "dp", "math" ]
null
null
stdin_stdout
3,100
{ "solved_count": 742 }
2026-06-01T05:00:40.145500+00:00
codeforces:1463-E
codeforces
1463-E
Plan of Lectures
https://codeforces.com/problemset/problem/1463/E
[ "constructive algorithms", "dfs and similar", "dsu", "graphs", "implementation", "sortings", "trees" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1736 }
2026-06-01T05:00:40.145500+00:00
codeforces:1463-D
codeforces
1463-D
Pairs
https://codeforces.com/problemset/problem/1463/D
[ "binary search", "constructive algorithms", "greedy", "two pointers" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4850 }
2026-06-01T05:00:40.145500+00:00
codeforces:1463-C
codeforces
1463-C
Busy Robot
https://codeforces.com/problemset/problem/1463/C
[ "implementation" ]
null
null
stdin_stdout
1,800
{ "solved_count": 6064 }
2026-06-01T05:00:40.145500+00:00
codeforces:1463-B
codeforces
1463-B
Find The Array
https://codeforces.com/problemset/problem/1463/B
[ "bitmasks", "constructive algorithms", "greedy" ]
null
null
stdin_stdout
1,400
{ "solved_count": 21205 }
2026-06-01T05:00:40.145500+00:00
codeforces:1463-A
codeforces
1463-A
Dungeon
https://codeforces.com/problemset/problem/1463/A
[ "binary search", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 27986 }
2026-06-01T05:00:40.145500+00:00
codeforces:1462-F
codeforces
1462-F
The Treasure of The Segments
https://codeforces.com/problemset/problem/1462/F
[ "binary search", "data structures", "greedy" ]
null
null
stdin_stdout
1,800
{ "solved_count": 8601 }
2026-06-01T05:00:40.145500+00:00
codeforces:1462-E2
codeforces
1462-E2
Close Tuples (hard version)
https://codeforces.com/problemset/problem/1462/E2
[ "binary search", "combinatorics", "implementation", "math", "sortings", "two pointers" ]
null
null
stdin_stdout
1,700
{ "solved_count": 11427 }
2026-06-01T05:00:40.145500+00:00
codeforces:1462-E1
codeforces
1462-E1
Close Tuples (easy version)
https://codeforces.com/problemset/problem/1462/E1
[ "binary search", "combinatorics", "math", "sortings", "two pointers" ]
null
null
stdin_stdout
1,500
{ "solved_count": 15266 }
2026-06-01T05:00:40.145500+00:00
codeforces:1462-D
codeforces
1462-D
Add to Neighbour and Remove
https://codeforces.com/problemset/problem/1462/D
[ "greedy", "math", "number theory" ]
null
null
stdin_stdout
1,400
{ "solved_count": 18192 }
2026-06-01T05:00:40.145500+00:00
codeforces:1462-C
codeforces
1462-C
Unique Number
https://codeforces.com/problemset/problem/1462/C
[ "brute force", "greedy", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 36600 }
2026-06-01T05:00:40.145500+00:00
codeforces:1462-B
codeforces
1462-B
Last Year's Substring
https://codeforces.com/problemset/problem/1462/B
[ "dp", "implementation", "strings" ]
null
null
stdin_stdout
800
{ "solved_count": 29222 }
2026-06-01T05:00:40.145500+00:00
codeforces:1462-A
codeforces
1462-A
Favorite Sequence
https://codeforces.com/problemset/problem/1462/A
[ "implementation", "two pointers" ]
null
null
stdin_stdout
800
{ "solved_count": 49268 }
2026-06-01T05:00:40.145500+00:00
codeforces:1461-F
codeforces
1461-F
Mathematical Expression
https://codeforces.com/problemset/problem/1461/F
[ "constructive algorithms", "dp", "greedy" ]
null
null
stdin_stdout
2,700
{ "solved_count": 609 }
2026-06-01T05:00:40.145500+00:00
codeforces:1461-E
codeforces
1461-E
Water Level
https://codeforces.com/problemset/problem/1461/E
[ "brute force", "graphs", "greedy", "implementation", "math" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2216 }
2026-06-01T05:00:40.145500+00:00
codeforces:1461-D
codeforces
1461-D
Divide and Summarize
https://codeforces.com/problemset/problem/1461/D
[ "binary search", "brute force", "data structures", "divide and conquer", "implementation", "sortings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 10310 }
2026-06-01T05:00:40.145500+00:00
codeforces:1461-C
codeforces
1461-C
Random Events
https://codeforces.com/problemset/problem/1461/C
[ "dp", "math", "probabilities" ]
null
null
stdin_stdout
1,500
{ "solved_count": 12472 }
2026-06-01T05:00:40.145500+00:00
codeforces:1461-B
codeforces
1461-B
Find the Spruce
https://codeforces.com/problemset/problem/1461/B
[ "brute force", "dp", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 13299 }
2026-06-01T05:00:40.145500+00:00
codeforces:1461-A
codeforces
1461-A
String Generation
https://codeforces.com/problemset/problem/1461/A
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 19004 }
2026-06-01T05:00:40.145500+00:00
codeforces:1459-B
codeforces
1459-B
Move and Turn
https://codeforces.com/problemset/problem/1459/B
[ "dp", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 21159 }
2026-06-01T05:00:40.145500+00:00
codeforces:1459-A
codeforces
1459-A
Red-Blue Shuffle
https://codeforces.com/problemset/problem/1459/A
[ "math", "probabilities" ]
null
null
stdin_stdout
800
{ "solved_count": 17729 }
2026-06-01T05:00:40.145500+00:00
codeforces:1458-F
codeforces
1458-F
Range Diameter Sum
https://codeforces.com/problemset/problem/1458/F
[ "data structures", "trees" ]
null
null
stdin_stdout
3,500
{ "solved_count": 450 }
2026-06-01T05:00:40.145500+00:00
codeforces:1458-E
codeforces
1458-E
Nim Shortcuts
https://codeforces.com/problemset/problem/1458/E
[ "data structures", "games" ]
null
null
stdin_stdout
3,100
{ "solved_count": 558 }
2026-06-01T05:00:40.145500+00:00
codeforces:1458-D
codeforces
1458-D
Flip and Reverse
https://codeforces.com/problemset/problem/1458/D
[ "data structures", "graphs", "greedy" ]
null
null
stdin_stdout
3,100
{ "solved_count": 1585 }
2026-06-01T05:00:40.145500+00:00
codeforces:1458-C
codeforces
1458-C
Latin Square
https://codeforces.com/problemset/problem/1458/C
[ "math", "matrices" ]
null
null
stdin_stdout
2,700
{ "solved_count": 1707 }
2026-06-01T05:00:40.145500+00:00
codeforces:1458-B
codeforces
1458-B
Glass Half Spilled
https://codeforces.com/problemset/problem/1458/B
[ "dp" ]
null
null
stdin_stdout
2,000
{ "solved_count": 4113 }
2026-06-01T05:00:40.145500+00:00
codeforces:1458-A
codeforces
1458-A
Row GCD
https://codeforces.com/problemset/problem/1458/A
[ "math", "number theory" ]
null
null
stdin_stdout
1,600
{ "solved_count": 25594 }
2026-06-01T05:00:40.145500+00:00
codeforces:1456-E
codeforces
1456-E
XOR-ranges
https://codeforces.com/problemset/problem/1456/E
[ "dp", "greedy" ]
null
null
stdin_stdout
3,500
{ "solved_count": 388 }
2026-06-01T05:00:40.145500+00:00
codeforces:1455-G
codeforces
1455-G
Forbidden Value
https://codeforces.com/problemset/problem/1455/G
[ "data structures", "dp" ]
null
null
stdin_stdout
2,900
{ "solved_count": 477 }
2026-06-01T05:00:40.145500+00:00
codeforces:1455-F
codeforces
1455-F
String and Operations
https://codeforces.com/problemset/problem/1455/F
[ "dp", "greedy" ]
null
null
stdin_stdout
2,800
{ "solved_count": 520 }
2026-06-01T05:00:40.145500+00:00
codeforces:1455-E
codeforces
1455-E
Four Points
https://codeforces.com/problemset/problem/1455/E
[ "brute force", "constructive algorithms", "flows", "geometry", "greedy", "implementation", "math", "ternary search" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1652 }
2026-06-01T05:00:40.145500+00:00
codeforces:1455-D
codeforces
1455-D
Sequence and Swaps
https://codeforces.com/problemset/problem/1455/D
[ "dp", "greedy", "sortings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 13231 }
2026-06-01T05:00:40.145500+00:00
codeforces:1455-C
codeforces
1455-C
Ping-pong
https://codeforces.com/problemset/problem/1455/C
[ "constructive algorithms", "games", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 20474 }
2026-06-01T05:00:40.145500+00:00
codeforces:1455-B
codeforces
1455-B
Jumps
https://codeforces.com/problemset/problem/1455/B
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 23309 }
2026-06-01T05:00:40.145500+00:00
codeforces:1455-A
codeforces
1455-A
Strange Functions
https://codeforces.com/problemset/problem/1455/A
[ "math", "number theory" ]
null
null
stdin_stdout
800
{ "solved_count": 27449 }
2026-06-01T05:00:40.145500+00:00
codeforces:1454-F
codeforces
1454-F
Array Partition
https://codeforces.com/problemset/problem/1454/F
[ "binary search", "data structures", "greedy", "two pointers" ]
null
null
stdin_stdout
2,100
{ "solved_count": 4691 }
2026-06-01T05:00:40.145500+00:00
codeforces:1454-E
codeforces
1454-E
Number of Simple Paths
https://codeforces.com/problemset/problem/1454/E
[ "combinatorics", "dfs and similar", "graphs", "trees" ]
null
null
stdin_stdout
2,000
{ "solved_count": 6672 }
2026-06-01T05:00:40.145500+00:00
codeforces:1454-D
codeforces
1454-D
Number into Sequence
https://codeforces.com/problemset/problem/1454/D
[ "constructive algorithms", "math", "number theory" ]
null
null
stdin_stdout
1,300
{ "solved_count": 22367 }
2026-06-01T05:00:40.145500+00:00
codeforces:1454-C
codeforces
1454-C
Sequence Transformation
https://codeforces.com/problemset/problem/1454/C
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 22535 }
2026-06-01T05:00:40.145500+00:00
codeforces:1454-B
codeforces
1454-B
Unique Bid Auction
https://codeforces.com/problemset/problem/1454/B
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 30084 }
2026-06-01T05:00:40.145500+00:00
codeforces:1454-A
codeforces
1454-A
Special Permutation
https://codeforces.com/problemset/problem/1454/A
[ "constructive algorithms", "probabilities" ]
null
null
stdin_stdout
800
{ "solved_count": 44194 }
2026-06-01T05:00:40.145500+00:00
codeforces:1453-F
codeforces
1453-F
Even Harder
https://codeforces.com/problemset/problem/1453/F
[ "dp" ]
null
null
stdin_stdout
2,700
{ "solved_count": 998 }
2026-06-01T05:00:40.145500+00:00
codeforces:1453-E
codeforces
1453-E
Dog Snacks
https://codeforces.com/problemset/problem/1453/E
[ "binary search", "dfs and similar", "dp", "greedy", "trees" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2230 }
2026-06-01T05:00:40.145500+00:00
codeforces:1453-D
codeforces
1453-D
Checkpoints
https://codeforces.com/problemset/problem/1453/D
[ "brute force", "constructive algorithms", "greedy", "math", "probabilities" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4451 }
2026-06-01T05:00:40.145500+00:00
codeforces:1453-C
codeforces
1453-C
Triangles
https://codeforces.com/problemset/problem/1453/C
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,700
{ "solved_count": 6262 }
2026-06-01T05:00:40.145500+00:00
codeforces:1453-B
codeforces
1453-B
Suffix Operations
https://codeforces.com/problemset/problem/1453/B
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 14093 }
2026-06-01T05:00:40.145500+00:00
codeforces:1453-A
codeforces
1453-A
Cancel the Trains
https://codeforces.com/problemset/problem/1453/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 25107 }
2026-06-01T05:00:40.145500+00:00
codeforces:1452-G
codeforces
1452-G
Game On Tree
https://codeforces.com/problemset/problem/1452/G
[ "data structures", "dfs and similar", "greedy", "trees" ]
null
null
stdin_stdout
2,700
{ "solved_count": 552 }
2026-06-01T05:00:40.145500+00:00
codeforces:1452-F
codeforces
1452-F
Divide Powers
https://codeforces.com/problemset/problem/1452/F
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
2,900
{ "solved_count": 369 }
2026-06-01T05:00:40.145500+00:00
codeforces:1452-E
codeforces
1452-E
Two Editorials
https://codeforces.com/problemset/problem/1452/E
[ "brute force", "dp", "greedy", "sortings", "two pointers" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1709 }
2026-06-01T05:00:40.145500+00:00
codeforces:1452-D
codeforces
1452-D
Radio Towers
https://codeforces.com/problemset/problem/1452/D
[ "combinatorics", "dp", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 8704 }
2026-06-01T05:00:40.145500+00:00
codeforces:1452-C
codeforces
1452-C
Two Brackets
https://codeforces.com/problemset/problem/1452/C
[ "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 21152 }
2026-06-01T05:00:40.145500+00:00
codeforces:1452-B
codeforces
1452-B
Toy Blocks
https://codeforces.com/problemset/problem/1452/B
[ "binary search", "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 15515 }
2026-06-01T05:00:40.145500+00:00
codeforces:1452-A
codeforces
1452-A
Robot Program
https://codeforces.com/problemset/problem/1452/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 22957 }
2026-06-01T05:00:40.145500+00:00
codeforces:1451-F
codeforces
1451-F
Nullify The Matrix
https://codeforces.com/problemset/problem/1451/F
[ "constructive algorithms", "games" ]
null
null
stdin_stdout
2,700
{ "solved_count": 1223 }
2026-06-01T05:00:40.145500+00:00
codeforces:1451-E2
codeforces
1451-E2
Bitwise Queries (Hard Version)
https://codeforces.com/problemset/problem/1451/E2
[ "bitmasks", "constructive algorithms", "interactive", "math" ]
null
null
stdin_stdout
2,300
{ "solved_count": 3389 }
2026-06-01T05:00:40.145500+00:00
codeforces:1451-E1
codeforces
1451-E1
Bitwise Queries (Easy Version)
https://codeforces.com/problemset/problem/1451/E1
[ "bitmasks", "constructive algorithms", "interactive", "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 4938 }
2026-06-01T05:00:40.145500+00:00
codeforces:1451-D
codeforces
1451-D
Circle Game
https://codeforces.com/problemset/problem/1451/D
[ "games", "geometry", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 10169 }
2026-06-01T05:00:40.145500+00:00
codeforces:1451-C
codeforces
1451-C
String Equality
https://codeforces.com/problemset/problem/1451/C
[ "dp", "greedy", "hashing", "implementation", "strings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 17323 }
2026-06-01T05:00:40.145500+00:00
codeforces:1451-B
codeforces
1451-B
Non-Substring Subsequence
https://codeforces.com/problemset/problem/1451/B
[ "dp", "greedy", "implementation", "strings" ]
null
null
stdin_stdout
900
{ "solved_count": 20239 }
2026-06-01T05:00:40.145500+00:00
codeforces:1451-A
codeforces
1451-A
Subtract or Divide
https://codeforces.com/problemset/problem/1451/A
[ "greedy", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 25347 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-H2
codeforces
1450-H2
Multithreading (Hard Version)
https://codeforces.com/problemset/problem/1450/H2
[ "combinatorics", "implementation", "math" ]
null
null
stdin_stdout
3,300
{ "solved_count": 278 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-H1
codeforces
1450-H1
Multithreading (Easy Version)
https://codeforces.com/problemset/problem/1450/H1
[ "combinatorics", "fft", "math" ]
null
null
stdin_stdout
2,900
{ "solved_count": 515 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-G
codeforces
1450-G
Communism
https://codeforces.com/problemset/problem/1450/G
[ "bitmasks", "dp", "trees" ]
null
null
stdin_stdout
3,500
{ "solved_count": 351 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-F
codeforces
1450-F
The Struggling Contestant
https://codeforces.com/problemset/problem/1450/F
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1469 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-E
codeforces
1450-E
Capitalism
https://codeforces.com/problemset/problem/1450/E
[ "constructive algorithms", "dfs and similar", "graphs", "shortest paths" ]
null
null
stdin_stdout
2,700
{ "solved_count": 1453 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-D
codeforces
1450-D
Rating Compression
https://codeforces.com/problemset/problem/1450/D
[ "binary search", "data structures", "greedy", "implementation", "two pointers" ]
null
null
stdin_stdout
1,800
{ "solved_count": 5817 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-C2
codeforces
1450-C2
Errich-Tac-Toe (Hard Version)
https://codeforces.com/problemset/problem/1450/C2
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
2,300
{ "solved_count": 4206 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-C1
codeforces
1450-C1
Errich-Tac-Toe (Easy Version)
https://codeforces.com/problemset/problem/1450/C1
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
2,100
{ "solved_count": 5943 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-B
codeforces
1450-B
Balls of Steel
https://codeforces.com/problemset/problem/1450/B
[ "brute force", "geometry", "greedy" ]
null
null
stdin_stdout
1,000
{ "solved_count": 16060 }
2026-06-01T05:00:40.145500+00:00
codeforces:1450-A
codeforces
1450-A
Avoid Trygub
https://codeforces.com/problemset/problem/1450/A
[ "constructive algorithms", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 18500 }
2026-06-01T05:00:40.145500+00:00
codeforces:1447-B
codeforces
1447-B
Numbers Box
https://codeforces.com/problemset/problem/1447/B
[ "greedy", "math" ]
null
null
stdin_stdout
1,000
{ "solved_count": 26982 }
2026-06-01T05:00:40.145500+00:00
codeforces:1447-A
codeforces
1447-A
Add Candies
https://codeforces.com/problemset/problem/1447/A
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 14460 }
2026-06-01T05:00:40.145500+00:00
codeforces:1446-F
codeforces
1446-F
Line Distance
https://codeforces.com/problemset/problem/1446/F
[ "binary search", "data structures", "geometry" ]
null
null
stdin_stdout
3,200
{ "solved_count": 377 }
2026-06-01T05:00:40.145500+00:00
codeforces:1446-E
codeforces
1446-E
Long Recovery
https://codeforces.com/problemset/problem/1446/E
[ "constructive algorithms", "dfs and similar" ]
null
null
stdin_stdout
3,500
{ "solved_count": 123 }
2026-06-01T05:00:40.145500+00:00
codeforces:1446-D2
codeforces
1446-D2
Frequency Problem (Hard Version)
https://codeforces.com/problemset/problem/1446/D2
[ "data structures", "greedy", "two pointers" ]
null
null
stdin_stdout
3,000
{ "solved_count": 1733 }
2026-06-01T05:00:40.145500+00:00
codeforces:1446-D1
codeforces
1446-D1
Frequency Problem (Easy Version)
https://codeforces.com/problemset/problem/1446/D1
[ "data structures", "greedy" ]
null
null
stdin_stdout
2,600
{ "solved_count": 2112 }
2026-06-01T05:00:40.145500+00:00
codeforces:1446-C
codeforces
1446-C
Xor Tree
https://codeforces.com/problemset/problem/1446/C
[ "binary search", "bitmasks", "data structures", "divide and conquer", "dp", "trees" ]
null
null
stdin_stdout
2,100
{ "solved_count": 4101 }
2026-06-01T05:00:40.145500+00:00
codeforces:1446-B
codeforces
1446-B
Catching Cheaters
https://codeforces.com/problemset/problem/1446/B
[ "dp", "strings" ]
null
null
stdin_stdout
1,800
{ "solved_count": 9118 }
2026-06-01T05:00:40.145500+00:00
codeforces:1446-A
codeforces
1446-A
Knapsack
https://codeforces.com/problemset/problem/1446/A
[ "constructive algorithms", "greedy", "sortings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 17792 }
2026-06-01T05:00:40.145500+00:00
codeforces:1445-B
codeforces
1445-B
Elimination
https://codeforces.com/problemset/problem/1445/B
[ "greedy", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 15947 }
2026-06-01T05:00:40.145500+00:00
codeforces:1445-A
codeforces
1445-A
Array Rearrangment
https://codeforces.com/problemset/problem/1445/A
[ "greedy", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 20383 }
2026-06-01T05:00:40.145500+00:00
codeforces:1444-E
codeforces
1444-E
Finding the Vertex
https://codeforces.com/problemset/problem/1444/E
[ "brute force", "dfs and similar", "dp", "interactive", "trees" ]
null
null
stdin_stdout
3,500
{ "solved_count": 169 }
2026-06-01T05:00:40.145500+00:00
codeforces:1444-D
codeforces
1444-D
Rectangular Polyline
https://codeforces.com/problemset/problem/1444/D
[ "constructive algorithms", "dp", "geometry" ]
null
null
stdin_stdout
2,900
{ "solved_count": 646 }
2026-06-01T05:00:40.145500+00:00
codeforces:1444-C
codeforces
1444-C
Team-Building
https://codeforces.com/problemset/problem/1444/C
[ "data structures", "dfs and similar", "dsu", "graphs" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1870 }
2026-06-01T05:00:40.145500+00:00
codeforces:1444-B
codeforces
1444-B
Divide and Sum
https://codeforces.com/problemset/problem/1444/B
[ "combinatorics", "math", "sortings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 6790 }
2026-06-01T05:00:40.145500+00:00
codeforces:1444-A
codeforces
1444-A
Division
https://codeforces.com/problemset/problem/1444/A
[ "brute force", "math", "number theory" ]
null
null
stdin_stdout
1,500
{ "solved_count": 14448 }
2026-06-01T05:00:40.145500+00:00
codeforces:1443-E
codeforces
1443-E
Long Permutation
https://codeforces.com/problemset/problem/1443/E
[ "brute force", "math", "two pointers" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1565 }
2026-06-01T05:00:40.145500+00:00
codeforces:1443-C
codeforces
1443-C
The Delivery Dilemma
https://codeforces.com/problemset/problem/1443/C
[ "binary search", "greedy", "sortings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 16855 }
2026-06-01T05:00:40.145500+00:00
codeforces:1443-B
codeforces
1443-B
Saving the City
https://codeforces.com/problemset/problem/1443/B
[ "dp", "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 16680 }
2026-06-01T05:00:40.145500+00:00
codeforces:1443-A
codeforces
1443-A
Kids Seating
https://codeforces.com/problemset/problem/1443/A
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 16699 }
2026-06-01T05:00:40.145500+00:00
codeforces:1442-F
codeforces
1442-F
Differentiating Games
https://codeforces.com/problemset/problem/1442/F
[ "games", "interactive" ]
null
null
stdin_stdout
3,400
{ "solved_count": 172 }
2026-06-01T05:00:40.145500+00:00