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codeforces:2118-C
codeforces
2118-C
Make It Beautiful
https://codeforces.com/problemset/problem/2118/C
[ "bitmasks", "data structures", "greedy", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 17979 }
2026-03-09T02:48:10.180324+00:00
codeforces:2118-B
codeforces
2118-B
Make It Permutation
https://codeforces.com/problemset/problem/2118/B
[ "constructive algorithms" ]
null
null
stdin_stdout
1,200
{ "solved_count": 19624 }
2026-03-09T02:48:10.180324+00:00
codeforces:2118-A
codeforces
2118-A
Equal Subsequences
https://codeforces.com/problemset/problem/2118/A
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 28778 }
2026-03-09T02:48:10.180324+00:00
codeforces:2117-H
codeforces
2117-H
Incessant Rain
https://codeforces.com/problemset/problem/2117/H
[ "data structures", "divide and conquer", "sortings" ]
null
null
stdin_stdout
2,500
{ "solved_count": 945 }
2026-03-09T02:48:10.180324+00:00
codeforces:2117-G
codeforces
2117-G
Omg Graph
https://codeforces.com/problemset/problem/2117/G
[ "brute force", "dsu", "graphs", "greedy", "shortest paths", "sortings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4981 }
2026-03-09T02:48:10.180324+00:00
codeforces:2117-F
codeforces
2117-F
Wildflower
https://codeforces.com/problemset/problem/2117/F
[ "combinatorics", "dfs and similar", "trees" ]
null
null
stdin_stdout
1,800
{ "solved_count": 5796 }
2026-03-09T02:48:10.180324+00:00
codeforces:2117-E
codeforces
2117-E
Lost Soul
https://codeforces.com/problemset/problem/2117/E
[ "brute force", "greedy" ]
null
null
stdin_stdout
1,600
{ "solved_count": 11463 }
2026-03-09T02:48:10.180324+00:00
codeforces:2117-D
codeforces
2117-D
Retaliation
https://codeforces.com/problemset/problem/2117/D
[ "binary search", "math", "number theory" ]
null
null
stdin_stdout
1,200
{ "solved_count": 21626 }
2026-03-09T02:48:10.180324+00:00
codeforces:2117-C
codeforces
2117-C
Cool Partition
https://codeforces.com/problemset/problem/2117/C
[ "data structures", "greedy" ]
null
null
stdin_stdout
1,200
{ "solved_count": 20566 }
2026-03-09T02:48:10.180324+00:00
codeforces:2117-B
codeforces
2117-B
Shrink
https://codeforces.com/problemset/problem/2117/B
[ "constructive algorithms" ]
null
null
stdin_stdout
800
{ "solved_count": 31681 }
2026-03-09T02:48:10.180324+00:00
codeforces:2117-A
codeforces
2117-A
False Alarm
https://codeforces.com/problemset/problem/2117/A
[ "greedy", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 37322 }
2026-03-09T02:48:10.180324+00:00
codeforces:2116-B
codeforces
2116-B
Gellyfish and Baby's Breath
https://codeforces.com/problemset/problem/2116/B
[ "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 17134 }
2026-03-09T02:48:10.180324+00:00
codeforces:2116-A
codeforces
2116-A
Gellyfish and Tricolor Pansy
https://codeforces.com/problemset/problem/2116/A
[ "games", "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 26486 }
2026-03-09T02:48:10.180324+00:00
codeforces:2115-F2
codeforces
2115-F2
Gellyfish and Lycoris Radiata (Hard Version)
https://codeforces.com/problemset/problem/2115/F2
[ "data structures" ]
null
null
stdin_stdout
3,500
{ "solved_count": 106 }
2026-03-09T02:48:10.180324+00:00
codeforces:2115-F1
codeforces
2115-F1
Gellyfish and Lycoris Radiata (Easy Version)
https://codeforces.com/problemset/problem/2115/F1
[ "data structures" ]
null
null
stdin_stdout
3,500
{ "solved_count": 117 }
2026-03-09T02:48:10.180324+00:00
codeforces:2115-E
codeforces
2115-E
Gellyfish and Mayflower
https://codeforces.com/problemset/problem/2115/E
[ "dp", "graphs" ]
null
null
stdin_stdout
3,500
{ "solved_count": 232 }
2026-03-09T02:48:10.180324+00:00
codeforces:2115-D
codeforces
2115-D
Gellyfish and Forget-Me-Not
https://codeforces.com/problemset/problem/2115/D
[ "bitmasks", "dp", "games", "greedy", "math" ]
null
null
stdin_stdout
2,900
{ "solved_count": 1000 }
2026-03-09T02:48:10.180324+00:00
codeforces:2115-C
codeforces
2115-C
Gellyfish and Eternal Violet
https://codeforces.com/problemset/problem/2115/C
[ "combinatorics", "dp", "greedy", "math", "probabilities" ]
null
null
stdin_stdout
2,700
{ "solved_count": 877 }
2026-03-09T02:48:10.180324+00:00
codeforces:2115-B
codeforces
2115-B
Gellyfish and Camellia Japonica
https://codeforces.com/problemset/problem/2115/B
[ "brute force", "constructive algorithms", "dfs and similar", "dp", "graphs", "greedy", "trees" ]
null
null
stdin_stdout
2,100
{ "solved_count": 3857 }
2026-03-09T02:48:10.180324+00:00
codeforces:2115-A
codeforces
2115-A
Gellyfish and Flaming Peony
https://codeforces.com/problemset/problem/2115/A
[ "constructive algorithms", "dp", "math", "number theory" ]
null
null
stdin_stdout
1,500
{ "solved_count": 14466 }
2026-03-09T02:48:10.180324+00:00
codeforces:2114-G
codeforces
2114-G
Build an Array
https://codeforces.com/problemset/problem/2114/G
[ "brute force", "constructive algorithms", "dp", "greedy", "math", "number theory" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1982 }
2026-03-09T02:48:10.180324+00:00
codeforces:2114-F
codeforces
2114-F
Small Operations
https://codeforces.com/problemset/problem/2114/F
[ "binary search", "brute force", "dfs and similar", "dp", "math", "number theory", "sortings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 5396 }
2026-03-09T02:48:10.180324+00:00
codeforces:2114-E
codeforces
2114-E
Kirei Attacks the Estate
https://codeforces.com/problemset/problem/2114/E
[ "dfs and similar", "dp", "greedy", "trees" ]
null
null
stdin_stdout
1,400
{ "solved_count": 13617 }
2026-03-09T02:48:10.180324+00:00
codeforces:2114-D
codeforces
2114-D
Come a Little Closer
https://codeforces.com/problemset/problem/2114/D
[ "brute force", "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,400
{ "solved_count": 14341 }
2026-03-09T02:48:10.180324+00:00
codeforces:2114-C
codeforces
2114-C
Need More Arrays
https://codeforces.com/problemset/problem/2114/C
[ "dp", "greedy" ]
null
null
stdin_stdout
1,000
{ "solved_count": 30337 }
2026-03-09T02:48:10.180324+00:00
codeforces:2114-B
codeforces
2114-B
Not Quite a Palindromic String
https://codeforces.com/problemset/problem/2114/B
[ "greedy", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 29997 }
2026-03-09T02:48:10.180324+00:00
codeforces:2114-A
codeforces
2114-A
Square Year
https://codeforces.com/problemset/problem/2114/A
[ "binary search", "brute force", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 42259 }
2026-03-09T02:48:10.180324+00:00
codeforces:2113-F
codeforces
2113-F
Two Arrays
https://codeforces.com/problemset/problem/2113/F
[ "constructive algorithms", "dfs and similar", "graphs", "math" ]
null
null
stdin_stdout
2,500
{ "solved_count": 922 }
2026-03-09T02:48:10.180324+00:00
codeforces:2113-E
codeforces
2113-E
From Kazan with Love
https://codeforces.com/problemset/problem/2113/E
[ "dfs and similar", "graphs", "implementation", "trees" ]
null
null
stdin_stdout
2,800
{ "solved_count": 383 }
2026-03-09T02:48:10.180324+00:00
codeforces:2113-D
codeforces
2113-D
Cheater
https://codeforces.com/problemset/problem/2113/D
[ "binary search", "constructive algorithms", "greedy", "implementation" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2786 }
2026-03-09T02:48:10.180324+00:00
codeforces:2113-C
codeforces
2113-C
Smilo and Minecraft
https://codeforces.com/problemset/problem/2113/C
[ "brute force", "constructive algorithms", "greedy" ]
null
null
stdin_stdout
1,700
{ "solved_count": 7788 }
2026-03-09T02:48:10.180324+00:00
codeforces:2113-B
codeforces
2113-B
Good Start
https://codeforces.com/problemset/problem/2113/B
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 14251 }
2026-03-09T02:48:10.180324+00:00
codeforces:2113-A
codeforces
2113-A
Shashliks
https://codeforces.com/problemset/problem/2113/A
[ "greedy", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 20166 }
2026-03-09T02:48:10.180324+00:00
codeforces:2112-F
codeforces
2112-F
Variables and Operations
https://codeforces.com/problemset/problem/2112/F
[ "graphs", "greedy", "shortest paths" ]
null
null
stdin_stdout
2,800
{ "solved_count": 587 }
2026-03-09T02:48:10.180324+00:00
codeforces:2112-E
codeforces
2112-E
Tree Colorings
https://codeforces.com/problemset/problem/2112/E
[ "combinatorics", "dfs and similar", "dp", "graphs", "math", "number theory", "trees" ]
null
null
stdin_stdout
2,200
{ "solved_count": 3189 }
2026-03-09T02:48:10.180324+00:00
codeforces:2112-D
codeforces
2112-D
Reachability and Tree
https://codeforces.com/problemset/problem/2112/D
[ "constructive algorithms", "dfs and similar", "graphs", "trees" ]
null
null
stdin_stdout
1,700
{ "solved_count": 9153 }
2026-03-09T02:48:10.180324+00:00
codeforces:2112-C
codeforces
2112-C
Coloring Game
https://codeforces.com/problemset/problem/2112/C
[ "binary search", "brute force", "greedy", "two pointers" ]
null
null
stdin_stdout
1,300
{ "solved_count": 17245 }
2026-03-09T02:48:10.180324+00:00
codeforces:2112-B
codeforces
2112-B
Shrinking Array
https://codeforces.com/problemset/problem/2112/B
[ "brute force", "greedy" ]
null
null
stdin_stdout
1,100
{ "solved_count": 20718 }
2026-03-09T02:48:10.180324+00:00
codeforces:2112-A
codeforces
2112-A
Race
https://codeforces.com/problemset/problem/2112/A
[ "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 28772 }
2026-03-09T02:48:10.180324+00:00
codeforces:2111-G
codeforces
2111-G
Divisible Subarrays
https://codeforces.com/problemset/problem/2111/G
[ "binary search", "bitmasks", "brute force", "data structures", "interactive" ]
null
null
stdin_stdout
2,900
{ "solved_count": 371 }
2026-03-09T02:48:10.180324+00:00
codeforces:2111-F
codeforces
2111-F
Puzzle
https://codeforces.com/problemset/problem/2111/F
[ "brute force", "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1379 }
2026-03-09T02:48:10.180324+00:00
codeforces:2111-E
codeforces
2111-E
Changing the String
https://codeforces.com/problemset/problem/2111/E
[ "binary search", "data structures", "greedy", "implementation", "sortings", "strings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 5310 }
2026-03-09T02:48:10.180324+00:00
codeforces:2111-D
codeforces
2111-D
Creating a Schedule
https://codeforces.com/problemset/problem/2111/D
[ "constructive algorithms", "data structures", "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 11666 }
2026-03-09T02:48:10.180324+00:00
codeforces:2111-C
codeforces
2111-C
Equal Values
https://codeforces.com/problemset/problem/2111/C
[ "brute force", "greedy", "two pointers" ]
null
null
stdin_stdout
1,100
{ "solved_count": 18990 }
2026-03-09T02:48:10.180324+00:00
codeforces:2111-B
codeforces
2111-B
Fibonacci Cubes
https://codeforces.com/problemset/problem/2111/B
[ "brute force", "dp", "implementation", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 17560 }
2026-03-09T02:48:10.180324+00:00
codeforces:2111-A
codeforces
2111-A
Energy Crystals
https://codeforces.com/problemset/problem/2111/A
[ "greedy", "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 20504 }
2026-03-09T02:48:10.180324+00:00
codeforces:2110-F
codeforces
2110-F
Faculty
https://codeforces.com/problemset/problem/2110/F
[ "brute force", "greedy", "math", "number theory" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1852 }
2026-03-09T02:48:10.180324+00:00
codeforces:2110-E
codeforces
2110-E
Melody
https://codeforces.com/problemset/problem/2110/E
[ "dfs and similar", "graphs", "implementation" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2542 }
2026-03-09T02:48:10.180324+00:00
codeforces:2110-D
codeforces
2110-D
Fewer Batteries
https://codeforces.com/problemset/problem/2110/D
[ "binary search", "dfs and similar", "dp", "graphs", "greedy", "hashing" ]
null
null
stdin_stdout
1,700
{ "solved_count": 8322 }
2026-03-09T02:48:10.180324+00:00
codeforces:2110-C
codeforces
2110-C
Racing
https://codeforces.com/problemset/problem/2110/C
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
1,400
{ "solved_count": 15423 }
2026-03-09T02:48:10.180324+00:00
codeforces:2110-B
codeforces
2110-B
Down with Brackets
https://codeforces.com/problemset/problem/2110/B
[ "strings" ]
null
null
stdin_stdout
900
{ "solved_count": 26764 }
2026-03-09T02:48:10.180324+00:00
codeforces:2110-A
codeforces
2110-A
Fashionable Array
https://codeforces.com/problemset/problem/2110/A
[ "implementation", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 29350 }
2026-03-09T02:48:10.180324+00:00
codeforces:2109-F
codeforces
2109-F
Penguin Steps
https://codeforces.com/problemset/problem/2109/F
[ "binary search", "dfs and similar", "flows", "graphs", "shortest paths" ]
null
null
stdin_stdout
3,000
{ "solved_count": 256 }
2026-03-09T02:48:10.180324+00:00
codeforces:2109-E
codeforces
2109-E
Binary String Wowee
https://codeforces.com/problemset/problem/2109/E
[ "combinatorics", "dp", "strings" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1718 }
2026-03-09T02:48:10.180324+00:00
codeforces:2109-D
codeforces
2109-D
D/D/D
https://codeforces.com/problemset/problem/2109/D
[ "dfs and similar", "graphs", "greedy", "shortest paths" ]
null
null
stdin_stdout
1,900
{ "solved_count": 5361 }
2026-03-09T02:48:10.180324+00:00
codeforces:2109-C3
codeforces
2109-C3
Hacking Numbers (Hard Version)
https://codeforces.com/problemset/problem/2109/C3
[ "constructive algorithms", "interactive", "math", "number theory" ]
null
null
stdin_stdout
2,600
{ "solved_count": 3106 }
2026-03-09T02:48:10.180324+00:00
codeforces:2109-C2
codeforces
2109-C2
Hacking Numbers (Medium Version)
https://codeforces.com/problemset/problem/2109/C2
[ "constructive algorithms", "interactive", "math", "number theory" ]
null
null
stdin_stdout
1,700
{ "solved_count": 8429 }
2026-03-09T02:48:10.180324+00:00
codeforces:2109-C1
codeforces
2109-C1
Hacking Numbers (Easy Version)
https://codeforces.com/problemset/problem/2109/C1
[ "bitmasks", "constructive algorithms", "interactive", "math", "number theory" ]
null
null
stdin_stdout
1,500
{ "solved_count": 11089 }
2026-03-09T02:48:10.180324+00:00
codeforces:2109-B
codeforces
2109-B
Slice to Survive
https://codeforces.com/problemset/problem/2109/B
[ "bitmasks", "greedy", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 17005 }
2026-03-09T02:48:10.180324+00:00
codeforces:2109-A
codeforces
2109-A
It's Time To Duel
https://codeforces.com/problemset/problem/2109/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 26533 }
2026-03-09T02:48:10.180324+00:00
codeforces:2108-F
codeforces
2108-F
Fallen Towers
https://codeforces.com/problemset/problem/2108/F
[ "binary search", "greedy" ]
null
null
stdin_stdout
2,900
{ "solved_count": 515 }
2026-03-09T02:48:10.180324+00:00
codeforces:2108-E
codeforces
2108-E
Spruce Dispute
https://codeforces.com/problemset/problem/2108/E
[ "constructive algorithms", "dfs and similar", "graphs", "greedy", "implementation", "shortest paths", "trees" ]
null
null
stdin_stdout
2,600
{ "solved_count": 838 }
2026-03-09T02:48:10.180324+00:00
codeforces:2108-D
codeforces
2108-D
Needle in a Numstack
https://codeforces.com/problemset/problem/2108/D
[ "binary search", "brute force", "implementation", "interactive" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2364 }
2026-03-09T02:48:10.180324+00:00
codeforces:2108-C
codeforces
2108-C
Neo's Escape
https://codeforces.com/problemset/problem/2108/C
[ "binary search", "brute force", "data structures", "dp", "dsu", "graphs", "greedy", "implementation" ]
null
null
stdin_stdout
1,500
{ "solved_count": 14260 }
2026-03-09T02:48:10.180324+00:00
codeforces:2108-B
codeforces
2108-B
SUMdamental Decomposition
https://codeforces.com/problemset/problem/2108/B
[ "bitmasks", "constructive algorithms", "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 14287 }
2026-03-09T02:48:10.180324+00:00
codeforces:2108-A
codeforces
2108-A
Permutation Warm-Up
https://codeforces.com/problemset/problem/2108/A
[ "combinatorics", "greedy", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 21924 }
2026-03-09T02:48:10.180324+00:00
codeforces:2107-F2
codeforces
2107-F2
Cycling (Hard Version)
https://codeforces.com/problemset/problem/2107/F2
[ "binary search", "brute force", "data structures", "dp", "greedy" ]
null
null
stdin_stdout
2,800
{ "solved_count": 473 }
2026-03-09T02:48:10.180324+00:00
codeforces:2107-F1
codeforces
2107-F1
Cycling (Easy Version)
https://codeforces.com/problemset/problem/2107/F1
[ "binary search", "brute force", "dp", "greedy" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1781 }
2026-03-09T02:48:10.180324+00:00
codeforces:2107-E
codeforces
2107-E
Ain and Apple Tree
https://codeforces.com/problemset/problem/2107/E
[ "binary search", "constructive algorithms", "greedy", "math", "trees" ]
null
null
stdin_stdout
2,600
{ "solved_count": 903 }
2026-03-09T02:48:10.180324+00:00
codeforces:2107-D
codeforces
2107-D
Apple Tree Traversing
https://codeforces.com/problemset/problem/2107/D
[ "brute force", "dfs and similar", "greedy", "implementation", "trees" ]
null
null
stdin_stdout
2,100
{ "solved_count": 3466 }
2026-03-09T02:48:10.180324+00:00
codeforces:2107-C
codeforces
2107-C
Maximum Subarray Sum
https://codeforces.com/problemset/problem/2107/C
[ "binary search", "constructive algorithms", "dp", "implementation", "math" ]
null
null
stdin_stdout
1,500
{ "solved_count": 11764 }
2026-03-09T02:48:10.180324+00:00
codeforces:2107-B
codeforces
2107-B
Apples in Boxes
https://codeforces.com/problemset/problem/2107/B
[ "games", "greedy", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 19413 }
2026-03-09T02:48:10.180324+00:00
codeforces:2107-A
codeforces
2107-A
LRC and VIP
https://codeforces.com/problemset/problem/2107/A
[ "greedy", "number theory" ]
null
null
stdin_stdout
800
{ "solved_count": 21927 }
2026-03-09T02:48:10.180324+00:00
codeforces:2106-G2
codeforces
2106-G2
Baudelaire (hard version)
https://codeforces.com/problemset/problem/2106/G2
[ "binary search", "dfs and similar", "divide and conquer", "implementation", "interactive", "trees" ]
null
null
stdin_stdout
2,500
{ "solved_count": 586 }
2026-03-09T02:48:10.180324+00:00
codeforces:2106-G1
codeforces
2106-G1
Baudelaire (easy version)
https://codeforces.com/problemset/problem/2106/G1
[ "binary search", "constructive algorithms", "divide and conquer", "greedy", "interactive", "trees" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1586 }
2026-03-09T02:48:10.180324+00:00
codeforces:2106-F
codeforces
2106-F
Goblin
https://codeforces.com/problemset/problem/2106/F
[ "dfs and similar", "dp", "dsu", "greedy", "math" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4310 }
2026-03-09T02:48:10.180324+00:00
codeforces:2106-E
codeforces
2106-E
Wolf
https://codeforces.com/problemset/problem/2106/E
[ "binary search", "greedy", "math" ]
null
null
stdin_stdout
1,800
{ "solved_count": 5820 }
2026-03-09T02:48:10.180324+00:00
codeforces:2106-D
codeforces
2106-D
Flower Boy
https://codeforces.com/problemset/problem/2106/D
[ "binary search", "dp", "greedy", "two pointers" ]
null
null
stdin_stdout
1,500
{ "solved_count": 11975 }
2026-03-09T02:48:10.180324+00:00
codeforces:2106-C
codeforces
2106-C
Cherry Bomb
https://codeforces.com/problemset/problem/2106/C
[ "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 25215 }
2026-03-09T02:48:10.180324+00:00
codeforces:2106-B
codeforces
2106-B
St. Chroma
https://codeforces.com/problemset/problem/2106/B
[ "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 28009 }
2026-03-09T02:48:10.180324+00:00
codeforces:2106-A
codeforces
2106-A
Dr. TC
https://codeforces.com/problemset/problem/2106/A
[ "brute force", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 35881 }
2026-03-09T02:48:10.180324+00:00
codeforces:2104-G
codeforces
2104-G
Modulo 3
https://codeforces.com/problemset/problem/2104/G
[ "data structures", "divide and conquer", "dsu", "graphs", "trees" ]
null
null
stdin_stdout
2,700
{ "solved_count": 511 }
2026-03-09T02:48:10.180324+00:00
codeforces:2104-F
codeforces
2104-F
Numbers and Strings
https://codeforces.com/problemset/problem/2104/F
[ "binary search", "brute force", "dfs and similar", "dp", "implementation", "math" ]
null
null
stdin_stdout
2,600
{ "solved_count": 699 }
2026-03-09T02:48:10.180324+00:00
codeforces:2104-E
codeforces
2104-E
Unpleasant Strings
https://codeforces.com/problemset/problem/2104/E
[ "binary search", "dp", "greedy", "strings" ]
null
null
stdin_stdout
1,700
{ "solved_count": 7867 }
2026-03-09T02:48:10.180324+00:00
codeforces:2104-D
codeforces
2104-D
Array and GCD
https://codeforces.com/problemset/problem/2104/D
[ "binary search", "greedy", "math", "number theory" ]
null
null
stdin_stdout
1,400
{ "solved_count": 12864 }
2026-03-09T02:48:10.180324+00:00
codeforces:2104-C
codeforces
2104-C
Card Game
https://codeforces.com/problemset/problem/2104/C
[ "brute force", "constructive algorithms", "games", "greedy", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 17038 }
2026-03-09T02:48:10.180324+00:00
codeforces:2104-B
codeforces
2104-B
Move to the End
https://codeforces.com/problemset/problem/2104/B
[ "brute force", "data structures", "dp", "greedy", "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 20241 }
2026-03-09T02:48:10.180324+00:00
codeforces:2104-A
codeforces
2104-A
Three Decks
https://codeforces.com/problemset/problem/2104/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 25835 }
2026-03-09T02:48:10.180324+00:00
codeforces:2103-F
codeforces
2103-F
Maximize Nor
https://codeforces.com/problemset/problem/2103/F
[ "bitmasks", "data structures", "dp", "implementation", "sortings" ]
null
null
stdin_stdout
2,600
{ "solved_count": 589 }
2026-03-09T02:48:10.180324+00:00
codeforces:2103-E
codeforces
2103-E
Keep the Sum
https://codeforces.com/problemset/problem/2103/E
[ "constructive algorithms", "implementation", "two pointers" ]
null
null
stdin_stdout
2,600
{ "solved_count": 585 }
2026-03-09T02:48:10.180324+00:00
codeforces:2103-D
codeforces
2103-D
Local Construction
https://codeforces.com/problemset/problem/2103/D
[ "constructive algorithms", "dfs and similar", "implementation", "two pointers" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3887 }
2026-03-09T02:48:10.180324+00:00
codeforces:2103-C
codeforces
2103-C
Median Splits
https://codeforces.com/problemset/problem/2103/C
[ "binary search", "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 10281 }
2026-03-09T02:48:10.180324+00:00
codeforces:2103-B
codeforces
2103-B
Binary Typewriter
https://codeforces.com/problemset/problem/2103/B
[ "greedy", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 17449 }
2026-03-09T02:48:10.180324+00:00
codeforces:2103-A
codeforces
2103-A
Common Multiple
https://codeforces.com/problemset/problem/2103/A
[ "brute force", "greedy", "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 24631 }
2026-03-09T02:48:10.180324+00:00
codeforces:2102-B
codeforces
2102-B
The Picky Cat
https://codeforces.com/problemset/problem/2102/B
[ "implementation", "sortings" ]
null
null
stdin_stdout
900
{ "solved_count": 19269 }
2026-03-09T02:48:10.180324+00:00
codeforces:2102-A
codeforces
2102-A
Dinner Time
https://codeforces.com/problemset/problem/2102/A
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 20932 }
2026-03-09T02:48:10.180324+00:00
codeforces:2101-F
codeforces
2101-F
Shoo Shatters the Sunshine
https://codeforces.com/problemset/problem/2101/F
[ "combinatorics", "dp", "trees" ]
null
null
stdin_stdout
3,300
{ "solved_count": 149 }
2026-03-09T02:48:10.180324+00:00
codeforces:2101-E
codeforces
2101-E
Kia Bakes a Cake
https://codeforces.com/problemset/problem/2101/E
[ "data structures", "dp", "greedy", "trees" ]
null
null
stdin_stdout
3,100
{ "solved_count": 265 }
2026-03-09T02:48:10.180324+00:00
codeforces:2101-D
codeforces
2101-D
Mani and Segments
https://codeforces.com/problemset/problem/2101/D
[ "data structures", "implementation", "sortings", "two pointers" ]
null
null
stdin_stdout
2,500
{ "solved_count": 970 }
2026-03-09T02:48:10.180324+00:00
codeforces:2101-C
codeforces
2101-C
23 Kingdom
https://codeforces.com/problemset/problem/2101/C
[ "binary search", "brute force", "data structures", "greedy", "ternary search", "two pointers" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2175 }
2026-03-09T02:48:10.180324+00:00