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codeforces:2061-H1
codeforces
2061-H1
Kevin and Stones (Easy Version)
https://codeforces.com/problemset/problem/2061/H1
[ "flows", "graph matchings", "graphs" ]
null
null
stdin_stdout
3,500
{ "solved_count": 101 }
2026-04-13T03:38:27.662191+00:00
codeforces:2061-G
codeforces
2061-G
Kevin and Teams
https://codeforces.com/problemset/problem/2061/G
[ "constructive algorithms", "graphs", "interactive" ]
null
null
stdin_stdout
2,900
{ "solved_count": 486 }
2026-04-13T03:38:27.662191+00:00
codeforces:2061-F2
codeforces
2061-F2
Kevin and Binary String (Hard Version)
https://codeforces.com/problemset/problem/2061/F2
[ "data structures", "dp" ]
null
null
stdin_stdout
3,500
{ "solved_count": 148 }
2026-04-13T03:38:27.662191+00:00
codeforces:2061-F1
codeforces
2061-F1
Kevin and Binary String (Easy Version)
https://codeforces.com/problemset/problem/2061/F1
[ "greedy", "implementation" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2259 }
2026-04-13T03:38:27.662191+00:00
codeforces:2061-E
codeforces
2061-E
Kevin and And
https://codeforces.com/problemset/problem/2061/E
[ "bitmasks", "brute force", "dp", "greedy", "math", "sortings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3934 }
2026-04-13T03:38:27.662191+00:00
codeforces:2061-D
codeforces
2061-D
Kevin and Numbers
https://codeforces.com/problemset/problem/2061/D
[ "bitmasks", "data structures" ]
null
null
stdin_stdout
1,600
{ "solved_count": 10696 }
2026-04-13T03:38:27.662191+00:00
codeforces:2061-C
codeforces
2061-C
Kevin and Puzzle
https://codeforces.com/problemset/problem/2061/C
[ "2-sat", "combinatorics", "dp" ]
null
null
stdin_stdout
1,600
{ "solved_count": 9865 }
2026-04-13T03:38:27.662191+00:00
codeforces:2061-B
codeforces
2061-B
Kevin and Geometry
https://codeforces.com/problemset/problem/2061/B
[ "binary search", "geometry" ]
null
null
stdin_stdout
1,100
{ "solved_count": 14615 }
2026-04-13T03:38:27.662191+00:00
codeforces:2061-A
codeforces
2061-A
Kevin and Arithmetic
https://codeforces.com/problemset/problem/2061/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 22241 }
2026-04-13T03:38:27.662191+00:00
codeforces:2060-G
codeforces
2060-G
Bugged Sort
https://codeforces.com/problemset/problem/2060/G
[ "dp", "greedy", "sortings" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1280 }
2026-04-13T03:38:27.662191+00:00
codeforces:2060-F
codeforces
2060-F
Multiplicative Arrays
https://codeforces.com/problemset/problem/2060/F
[ "combinatorics", "dp", "number theory" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2591 }
2026-04-13T03:38:27.662191+00:00
codeforces:2060-E
codeforces
2060-E
Graph Composition
https://codeforces.com/problemset/problem/2060/E
[ "dfs and similar", "dsu", "graphs", "greedy" ]
null
null
stdin_stdout
1,500
{ "solved_count": 12153 }
2026-04-13T03:38:27.662191+00:00
codeforces:2060-D
codeforces
2060-D
Subtract Min Sort
https://codeforces.com/problemset/problem/2060/D
[ "greedy" ]
null
null
stdin_stdout
1,100
{ "solved_count": 26113 }
2026-04-13T03:38:27.662191+00:00
codeforces:2060-C
codeforces
2060-C
Game of Mathletes
https://codeforces.com/problemset/problem/2060/C
[ "games", "greedy", "sortings", "two pointers" ]
null
null
stdin_stdout
900
{ "solved_count": 31949 }
2026-04-13T03:38:27.662191+00:00
codeforces:2060-B
codeforces
2060-B
Farmer John's Card Game
https://codeforces.com/problemset/problem/2060/B
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 28486 }
2026-04-13T03:38:27.662191+00:00
codeforces:2060-A
codeforces
2060-A
Fibonacciness
https://codeforces.com/problemset/problem/2060/A
[ "brute force" ]
null
null
stdin_stdout
800
{ "solved_count": 40927 }
2026-04-13T03:38:27.662191+00:00
codeforces:2059-E2
codeforces
2059-E2
Stop Gaming (Hard Version)
https://codeforces.com/problemset/problem/2059/E2
[ "brute force", "constructive algorithms", "data structures", "hashing", "strings" ]
null
null
stdin_stdout
2,900
{ "solved_count": 348 }
2026-04-13T03:38:27.662191+00:00
codeforces:2059-E1
codeforces
2059-E1
Stop Gaming (Easy Version)
https://codeforces.com/problemset/problem/2059/E1
[ "brute force", "constructive algorithms", "greedy", "hashing", "strings" ]
null
null
stdin_stdout
2,500
{ "solved_count": 880 }
2026-04-13T03:38:27.662191+00:00
codeforces:2059-D
codeforces
2059-D
Graph and Graph
https://codeforces.com/problemset/problem/2059/D
[ "data structures", "graphs", "greedy", "shortest paths" ]
null
null
stdin_stdout
1,900
{ "solved_count": 6484 }
2026-04-13T03:38:27.662191+00:00
codeforces:2059-C
codeforces
2059-C
Customer Service
https://codeforces.com/problemset/problem/2059/C
[ "brute force", "constructive algorithms", "graph matchings", "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 12463 }
2026-04-13T03:38:27.662191+00:00
codeforces:2059-B
codeforces
2059-B
Cost of the Array
https://codeforces.com/problemset/problem/2059/B
[ "brute force", "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 18691 }
2026-04-13T03:38:27.662191+00:00
codeforces:2059-A
codeforces
2059-A
Milya and Two Arrays
https://codeforces.com/problemset/problem/2059/A
[ "constructive algorithms", "greedy", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 29079 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-H
codeforces
2057-H
Coffee Break
https://codeforces.com/problemset/problem/2057/H
[ "data structures", "greedy", "math" ]
null
null
stdin_stdout
3,500
{ "solved_count": 185 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-G
codeforces
2057-G
Secret Message
https://codeforces.com/problemset/problem/2057/G
[ "constructive algorithms", "dfs and similar", "math" ]
null
null
stdin_stdout
3,000
{ "solved_count": 712 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-F
codeforces
2057-F
Formation
https://codeforces.com/problemset/problem/2057/F
[ "binary search", "data structures", "dp", "sortings", "two pointers" ]
null
null
stdin_stdout
3,300
{ "solved_count": 246 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-E2
codeforces
2057-E2
Another Exercise on Graphs (hard version)
https://codeforces.com/problemset/problem/2057/E2
[ "binary search", "dfs and similar", "dp", "dsu", "graphs", "shortest paths", "sortings" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1903 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-E1
codeforces
2057-E1
Another Exercise on Graphs (Easy Version)
https://codeforces.com/problemset/problem/2057/E1
[ "binary search", "brute force", "dp", "dsu", "graphs", "shortest paths", "sortings" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2589 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-D
codeforces
2057-D
Gifts Order
https://codeforces.com/problemset/problem/2057/D
[ "data structures", "greedy", "implementation", "math", "matrices" ]
null
null
stdin_stdout
2,000
{ "solved_count": 5347 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-C
codeforces
2057-C
Trip to the Olympiad
https://codeforces.com/problemset/problem/2057/C
[ "bitmasks", "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
1,500
{ "solved_count": 13685 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-B
codeforces
2057-B
Gorilla and the Exam
https://codeforces.com/problemset/problem/2057/B
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 23142 }
2026-04-13T03:38:27.662191+00:00
codeforces:2057-A
codeforces
2057-A
MEX Table
https://codeforces.com/problemset/problem/2057/A
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 27431 }
2026-04-13T03:38:27.662191+00:00
codeforces:2056-F2
codeforces
2056-F2
Xor of Median (Hard Version)
https://codeforces.com/problemset/problem/2056/F2
[ "bitmasks", "brute force", "combinatorics", "dp", "math" ]
null
null
stdin_stdout
3,000
{ "solved_count": 344 }
2026-04-13T03:38:27.662191+00:00
codeforces:2056-F1
codeforces
2056-F1
Xor of Median (Easy Version)
https://codeforces.com/problemset/problem/2056/F1
[ "bitmasks", "brute force", "combinatorics", "dp", "math" ]
null
null
stdin_stdout
2,700
{ "solved_count": 435 }
2026-04-13T03:38:27.662191+00:00
codeforces:2056-E
codeforces
2056-E
Nested Segments
https://codeforces.com/problemset/problem/2056/E
[ "combinatorics", "dfs and similar", "dp", "dsu", "math" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1013 }
2026-04-13T03:38:27.662191+00:00
codeforces:2056-D
codeforces
2056-D
Unique Median
https://codeforces.com/problemset/problem/2056/D
[ "binary search", "brute force", "combinatorics", "data structures", "divide and conquer", "dp" ]
null
null
stdin_stdout
2,200
{ "solved_count": 3622 }
2026-04-13T03:38:27.662191+00:00
codeforces:2056-C
codeforces
2056-C
Palindromic Subsequences
https://codeforces.com/problemset/problem/2056/C
[ "brute force", "constructive algorithms", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 19300 }
2026-04-13T03:38:27.662191+00:00
codeforces:2056-B
codeforces
2056-B
Find the Permutation
https://codeforces.com/problemset/problem/2056/B
[ "brute force", "dfs and similar", "graphs", "implementation", "sortings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 17762 }
2026-04-13T03:38:27.662191+00:00
codeforces:2056-A
codeforces
2056-A
Shape Perimeter
https://codeforces.com/problemset/problem/2056/A
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 26716 }
2026-04-13T03:38:27.662191+00:00
codeforces:2055-F
codeforces
2055-F
Cosmic Divide
https://codeforces.com/problemset/problem/2055/F
[ "brute force", "geometry", "hashing", "math", "strings" ]
null
null
stdin_stdout
3,200
{ "solved_count": 89 }
2026-04-13T03:38:27.662191+00:00
codeforces:2055-E
codeforces
2055-E
Haystacks
https://codeforces.com/problemset/problem/2055/E
[ "brute force", "constructive algorithms", "data structures", "greedy", "sortings" ]
null
null
stdin_stdout
2,800
{ "solved_count": 468 }
2026-04-13T03:38:27.662191+00:00
codeforces:2055-D
codeforces
2055-D
Scarecrow
https://codeforces.com/problemset/problem/2055/D
[ "greedy", "implementation", "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 4346 }
2026-04-13T03:38:27.662191+00:00
codeforces:2055-C
codeforces
2055-C
The Trail
https://codeforces.com/problemset/problem/2055/C
[ "brute force", "constructive algorithms", "greedy", "math", "two pointers" ]
null
null
stdin_stdout
1,400
{ "solved_count": 17165 }
2026-04-13T03:38:27.662191+00:00
codeforces:2055-B
codeforces
2055-B
Crafting
https://codeforces.com/problemset/problem/2055/B
[ "constructive algorithms", "greedy", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 27160 }
2026-04-13T03:38:27.662191+00:00
codeforces:2055-A
codeforces
2055-A
Two Frogs
https://codeforces.com/problemset/problem/2055/A
[ "constructive algorithms", "games", "greedy", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 33500 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-I2
codeforces
2053-I2
Affectionate Arrays (Hard Version)
https://codeforces.com/problemset/problem/2053/I2
[ "data structures", "dp", "graphs", "greedy", "math", "shortest paths", "two pointers" ]
null
null
stdin_stdout
3,500
{ "solved_count": 105 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-I1
codeforces
2053-I1
Affectionate Arrays (Easy Version)
https://codeforces.com/problemset/problem/2053/I1
[ "data structures", "dp", "greedy" ]
null
null
stdin_stdout
2,800
{ "solved_count": 556 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-H
codeforces
2053-H
Delicate Anti-monotonous Operations
https://codeforces.com/problemset/problem/2053/H
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
3,500
{ "solved_count": 73 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-G
codeforces
2053-G
Naive String Splits
https://codeforces.com/problemset/problem/2053/G
[ "binary search", "brute force", "greedy", "hashing", "math", "number theory", "strings" ]
null
null
stdin_stdout
3,400
{ "solved_count": 224 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-F
codeforces
2053-F
Earnest Matrix Complement
https://codeforces.com/problemset/problem/2053/F
[ "brute force", "data structures", "dp", "greedy", "implementation", "math" ]
null
null
stdin_stdout
2,600
{ "solved_count": 946 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-E
codeforces
2053-E
Resourceful Caterpillar Sequence
https://codeforces.com/problemset/problem/2053/E
[ "dfs and similar", "dp", "games", "graphs", "greedy", "trees" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4498 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-D
codeforces
2053-D
Refined Product Optimality
https://codeforces.com/problemset/problem/2053/D
[ "binary search", "data structures", "greedy", "math", "schedules", "sortings" ]
null
null
stdin_stdout
1,700
{ "solved_count": 7655 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-C
codeforces
2053-C
Bewitching Stargazer
https://codeforces.com/problemset/problem/2053/C
[ "bitmasks", "divide and conquer", "dp", "math" ]
null
null
stdin_stdout
1,500
{ "solved_count": 12285 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-B
codeforces
2053-B
Outstanding Impressionist
https://codeforces.com/problemset/problem/2053/B
[ "binary search", "brute force", "data structures", "greedy" ]
null
null
stdin_stdout
1,200
{ "solved_count": 16877 }
2026-04-13T03:38:27.662191+00:00
codeforces:2053-A
codeforces
2053-A
Tender Carpenter
https://codeforces.com/problemset/problem/2053/A
[ "dp", "geometry", "greedy", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 21234 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-M
codeforces
2052-M
Managing Cluster
https://codeforces.com/problemset/problem/2052/M
[ "dp", "graphs", "math", "trees" ]
null
null
stdin_stdout
2,700
{ "solved_count": 395 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-L
codeforces
2052-L
Legacy Screensaver
https://codeforces.com/problemset/problem/2052/L
[]
null
null
stdin_stdout
2,900
{ "solved_count": 159 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-K
codeforces
2052-K
Knowns and Unknowns
https://codeforces.com/problemset/problem/2052/K
[]
null
null
stdin_stdout
2,800
{ "solved_count": 102 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-J
codeforces
2052-J
Judicious Watching
https://codeforces.com/problemset/problem/2052/J
[ "binary search", "greedy", "sortings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 1536 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-I
codeforces
2052-I
Incompetent Delivery Guy
https://codeforces.com/problemset/problem/2052/I
[ "graphs", "shortest paths" ]
null
null
stdin_stdout
2,800
{ "solved_count": 152 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-H
codeforces
2052-H
Hunting Hoglins in Hogwarts
https://codeforces.com/problemset/problem/2052/H
[ "interactive" ]
null
null
stdin_stdout
3,500
{ "solved_count": 68 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-G
codeforces
2052-G
Geometric Balance
https://codeforces.com/problemset/problem/2052/G
[ "data structures", "geometry", "implementation" ]
null
null
stdin_stdout
2,800
{ "solved_count": 207 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-F
codeforces
2052-F
Fix Flooded Floor
https://codeforces.com/problemset/problem/2052/F
[ "constructive algorithms", "dp", "graphs" ]
null
null
stdin_stdout
1,700
{ "solved_count": 3717 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-E
codeforces
2052-E
Expression Correction
https://codeforces.com/problemset/problem/2052/E
[ "brute force", "expression parsing", "strings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 1503 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-D
codeforces
2052-D
DAG Serialization
https://codeforces.com/problemset/problem/2052/D
[ "brute force", "graphs" ]
null
null
stdin_stdout
2,100
{ "solved_count": 1207 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-C
codeforces
2052-C
Cactus without Bridges
https://codeforces.com/problemset/problem/2052/C
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
3,500
{ "solved_count": 55 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-B
codeforces
2052-B
BitBitJump
https://codeforces.com/problemset/problem/2052/B
[]
null
null
stdin_stdout
2,400
{ "solved_count": 449 }
2026-04-13T03:38:27.662191+00:00
codeforces:2052-A
codeforces
2052-A
Adrenaline Rush
https://codeforces.com/problemset/problem/2052/A
[ "constructive algorithms" ]
null
null
stdin_stdout
1,600
{ "solved_count": 4198 }
2026-04-13T03:38:27.662191+00:00
codeforces:2051-G
codeforces
2051-G
Snakes
https://codeforces.com/problemset/problem/2051/G
[ "bitmasks", "dp", "dsu", "graphs" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2416 }
2026-04-13T03:38:27.662191+00:00
codeforces:2051-F
codeforces
2051-F
Joker
https://codeforces.com/problemset/problem/2051/F
[ "brute force", "greedy", "implementation", "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3976 }
2026-04-13T03:38:27.662191+00:00
codeforces:2051-E
codeforces
2051-E
Best Price
https://codeforces.com/problemset/problem/2051/E
[ "binary search", "brute force", "data structures", "greedy", "sortings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 11875 }
2026-04-13T03:38:27.662191+00:00
codeforces:2051-D
codeforces
2051-D
Counting Pairs
https://codeforces.com/problemset/problem/2051/D
[ "binary search", "sortings", "two pointers" ]
null
null
stdin_stdout
1,200
{ "solved_count": 23756 }
2026-04-13T03:38:27.662191+00:00
codeforces:2051-C
codeforces
2051-C
Preparing for the Exam
https://codeforces.com/problemset/problem/2051/C
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 27870 }
2026-04-13T03:38:27.662191+00:00
codeforces:2051-B
codeforces
2051-B
Journey
https://codeforces.com/problemset/problem/2051/B
[ "binary search", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 39531 }
2026-04-13T03:38:27.662191+00:00
codeforces:2051-A
codeforces
2051-A
Preparing for the Olympiad
https://codeforces.com/problemset/problem/2051/A
[ "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 34904 }
2026-04-13T03:38:27.662191+00:00
codeforces:2050-G
codeforces
2050-G
Tree Destruction
https://codeforces.com/problemset/problem/2050/G
[ "dfs and similar", "dp", "trees" ]
null
null
stdin_stdout
1,900
{ "solved_count": 5342 }
2026-04-13T03:38:27.662191+00:00
codeforces:2050-F
codeforces
2050-F
Maximum modulo equality
https://codeforces.com/problemset/problem/2050/F
[ "data structures", "divide and conquer", "math", "number theory" ]
null
null
stdin_stdout
1,700
{ "solved_count": 10479 }
2026-04-13T03:38:27.662191+00:00
codeforces:2050-E
codeforces
2050-E
Three Strings
https://codeforces.com/problemset/problem/2050/E
[ "dp", "implementation", "strings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 14380 }
2026-04-13T03:38:27.662191+00:00
codeforces:2050-D
codeforces
2050-D
Digital string maximization
https://codeforces.com/problemset/problem/2050/D
[ "brute force", "greedy", "math", "strings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 18853 }
2026-04-13T03:38:27.662191+00:00
codeforces:2050-C
codeforces
2050-C
Uninteresting Number
https://codeforces.com/problemset/problem/2050/C
[ "brute force", "dp", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 24871 }
2026-04-13T03:38:27.662191+00:00
codeforces:2050-B
codeforces
2050-B
Transfusion
https://codeforces.com/problemset/problem/2050/B
[ "brute force", "greedy", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 26914 }
2026-04-13T03:38:27.662191+00:00
codeforces:2050-A
codeforces
2050-A
Line Breaks
https://codeforces.com/problemset/problem/2050/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 36348 }
2026-04-13T03:38:27.662191+00:00
codeforces:2049-F
codeforces
2049-F
MEX OR Mania
https://codeforces.com/problemset/problem/2049/F
[ "bitmasks", "brute force", "data structures", "dsu", "implementation" ]
null
null
stdin_stdout
2,700
{ "solved_count": 575 }
2026-04-13T03:38:27.662191+00:00
codeforces:2049-E
codeforces
2049-E
Broken Queries
https://codeforces.com/problemset/problem/2049/E
[ "binary search", "bitmasks", "brute force", "constructive algorithms", "implementation", "interactive" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1581 }
2026-04-13T03:38:27.662191+00:00
codeforces:2049-D
codeforces
2049-D
Shift + Esc
https://codeforces.com/problemset/problem/2049/D
[ "brute force", "dp" ]
null
null
stdin_stdout
1,900
{ "solved_count": 5956 }
2026-04-13T03:38:27.662191+00:00
codeforces:2049-C
codeforces
2049-C
MEX Cycle
https://codeforces.com/problemset/problem/2049/C
[ "brute force", "constructive algorithms", "greedy", "implementation" ]
null
null
stdin_stdout
1,500
{ "solved_count": 13560 }
2026-04-13T03:38:27.662191+00:00
codeforces:2049-B
codeforces
2049-B
pspspsps
https://codeforces.com/problemset/problem/2049/B
[ "brute force", "constructive algorithms", "graph matchings", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 18853 }
2026-04-13T03:38:27.662191+00:00
codeforces:2049-A
codeforces
2049-A
MEX Destruction
https://codeforces.com/problemset/problem/2049/A
[ "greedy", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 24052 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-I2
codeforces
2048-I2
Kevin and Puzzle (Hard Version)
https://codeforces.com/problemset/problem/2048/I2
[ "bitmasks", "fft", "math" ]
null
null
stdin_stdout
3,500
{ "solved_count": 57 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-I1
codeforces
2048-I1
Kevin and Puzzle (Easy Version)
https://codeforces.com/problemset/problem/2048/I1
[ "constructive algorithms" ]
null
null
stdin_stdout
3,500
{ "solved_count": 101 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-H
codeforces
2048-H
Kevin and Strange Operation
https://codeforces.com/problemset/problem/2048/H
[ "data structures", "dp" ]
null
null
stdin_stdout
3,100
{ "solved_count": 245 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-G
codeforces
2048-G
Kevin and Matrices
https://codeforces.com/problemset/problem/2048/G
[ "brute force", "combinatorics", "dp", "math" ]
null
null
stdin_stdout
2,800
{ "solved_count": 731 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-F
codeforces
2048-F
Kevin and Math Class
https://codeforces.com/problemset/problem/2048/F
[ "brute force", "data structures", "divide and conquer", "dp", "implementation", "math", "trees" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1307 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-E
codeforces
2048-E
Kevin and Bipartite Graph
https://codeforces.com/problemset/problem/2048/E
[ "constructive algorithms", "graphs", "greedy" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3475 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-D
codeforces
2048-D
Kevin and Competition Memories
https://codeforces.com/problemset/problem/2048/D
[ "binary search", "brute force", "data structures", "greedy", "sortings", "two pointers" ]
null
null
stdin_stdout
1,600
{ "solved_count": 8251 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-C
codeforces
2048-C
Kevin and Binary Strings
https://codeforces.com/problemset/problem/2048/C
[ "bitmasks", "brute force", "greedy", "implementation", "strings" ]
null
null
stdin_stdout
1,200
{ "solved_count": 15069 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-B
codeforces
2048-B
Kevin and Permutation
https://codeforces.com/problemset/problem/2048/B
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
900
{ "solved_count": 20586 }
2026-04-13T03:38:27.662191+00:00
codeforces:2048-A
codeforces
2048-A
Kevin and Combination Lock
https://codeforces.com/problemset/problem/2048/A
[ "brute force", "greedy", "implementation", "math", "number theory" ]
null
null
stdin_stdout
800
{ "solved_count": 22784 }
2026-04-13T03:38:27.662191+00:00
codeforces:2047-B
codeforces
2047-B
Replace Character
https://codeforces.com/problemset/problem/2047/B
[ "brute force", "combinatorics", "greedy", "strings" ]
null
null
stdin_stdout
900
{ "solved_count": 19172 }
2026-04-13T03:38:27.662191+00:00
codeforces:2047-A
codeforces
2047-A
Alyona and a Square Jigsaw Puzzle
https://codeforces.com/problemset/problem/2047/A
[ "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 17793 }
2026-04-13T03:38:27.662191+00:00
codeforces:2046-F2
codeforces
2046-F2
Yandex Cuneiform (Hard Version)
https://codeforces.com/problemset/problem/2046/F2
[ "constructive algorithms", "data structures", "greedy", "implementation" ]
null
null
stdin_stdout
3,500
{ "solved_count": 95 }
2026-04-13T03:38:27.662191+00:00