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codeforces:1115-G1
codeforces
1115-G1
AND oracle
https://codeforces.com/problemset/problem/1115/G1
[ "*special" ]
null
null
stdin_stdout
1,100
{ "solved_count": 404 }
2026-08-17T01:43:56.191071+00:00
codeforces:1114-F
codeforces
1114-F
Please, another Queries on Array?
https://codeforces.com/problemset/problem/1114/F
[ "bitmasks", "data structures", "divide and conquer", "math", "number theory" ]
null
null
stdin_stdout
2,400
{ "solved_count": 2594 }
2026-08-17T01:43:56.191071+00:00
codeforces:1114-E
codeforces
1114-E
Arithmetic Progression
https://codeforces.com/problemset/problem/1114/E
[ "binary search", "interactive", "number theory", "probabilities" ]
null
null
stdin_stdout
2,200
{ "solved_count": 3275 }
2026-08-17T01:43:56.191071+00:00
codeforces:1114-D
codeforces
1114-D
Flood Fill
https://codeforces.com/problemset/problem/1114/D
[ "dp" ]
null
null
stdin_stdout
1,900
{ "solved_count": 8369 }
2026-08-17T01:43:56.191071+00:00
codeforces:1114-C
codeforces
1114-C
Trailing Loves (or L'oeufs?)
https://codeforces.com/problemset/problem/1114/C
[ "brute force", "implementation", "math", "number theory" ]
null
null
stdin_stdout
1,700
{ "solved_count": 8032 }
2026-08-17T01:43:56.191071+00:00
codeforces:1114-B
codeforces
1114-B
Yet Another Array Partitioning Task
https://codeforces.com/problemset/problem/1114/B
[ "constructive algorithms", "greedy", "sortings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 9450 }
2026-08-17T01:43:56.191071+00:00
codeforces:1114-A
codeforces
1114-A
Got Any Grapes?
https://codeforces.com/problemset/problem/1114/A
[ "brute force", "greedy", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 19838 }
2026-08-17T01:43:56.191071+00:00
codeforces:1113-B
codeforces
1113-B
Sasha and Magnetic Machines
https://codeforces.com/problemset/problem/1113/B
[ "greedy", "number theory" ]
null
null
stdin_stdout
1,300
{ "solved_count": 8357 }
2026-08-17T01:43:56.191071+00:00
codeforces:1113-A
codeforces
1113-A
Sasha and His Trip
https://codeforces.com/problemset/problem/1113/A
[ "dp", "greedy", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 18440 }
2026-08-17T01:43:56.191071+00:00
codeforces:1111-E
codeforces
1111-E
Tree
https://codeforces.com/problemset/problem/1111/E
[ "data structures", "dfs and similar", "dp", "graphs", "trees" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1184 }
2026-08-17T01:43:56.191071+00:00
codeforces:1111-D
codeforces
1111-D
Destroy the Colony
https://codeforces.com/problemset/problem/1111/D
[ "combinatorics", "dp", "math" ]
null
null
stdin_stdout
2,600
{ "solved_count": 1191 }
2026-08-17T01:43:56.191071+00:00
codeforces:1111-C
codeforces
1111-C
Creative Snap
https://codeforces.com/problemset/problem/1111/C
[ "binary search", "brute force", "divide and conquer", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 7173 }
2026-08-17T01:43:56.191071+00:00
codeforces:1111-B
codeforces
1111-B
Average Superhero Gang Power
https://codeforces.com/problemset/problem/1111/B
[ "brute force", "implementation", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 6579 }
2026-08-17T01:43:56.191071+00:00
codeforces:1111-A
codeforces
1111-A
Superhero Transformation
https://codeforces.com/problemset/problem/1111/A
[ "implementation", "strings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 18258 }
2026-08-17T01:43:56.191071+00:00
codeforces:1110-H
codeforces
1110-H
Modest Substrings
https://codeforces.com/problemset/problem/1110/H
[ "dp", "strings" ]
null
null
stdin_stdout
3,500
{ "solved_count": 473 }
2026-08-17T01:43:56.191071+00:00
codeforces:1110-G
codeforces
1110-G
Tree-Tac-Toe
https://codeforces.com/problemset/problem/1110/G
[ "constructive algorithms", "games", "trees" ]
null
null
stdin_stdout
3,100
{ "solved_count": 778 }
2026-08-17T01:43:56.191071+00:00
codeforces:1110-F
codeforces
1110-F
Nearest Leaf
https://codeforces.com/problemset/problem/1110/F
[ "data structures", "trees" ]
null
null
stdin_stdout
2,600
{ "solved_count": 2195 }
2026-08-17T01:43:56.191071+00:00
codeforces:1110-E
codeforces
1110-E
Magic Stones
https://codeforces.com/problemset/problem/1110/E
[ "constructive algorithms", "math", "sortings" ]
null
null
stdin_stdout
2,200
{ "solved_count": 5072 }
2026-08-17T01:43:56.191071+00:00
codeforces:1110-D
codeforces
1110-D
Jongmah
https://codeforces.com/problemset/problem/1110/D
[ "dp" ]
null
null
stdin_stdout
2,200
{ "solved_count": 4164 }
2026-08-17T01:43:56.191071+00:00
codeforces:1110-C
codeforces
1110-C
Meaningless Operations
https://codeforces.com/problemset/problem/1110/C
[ "constructive algorithms", "math", "number theory" ]
null
null
stdin_stdout
1,500
{ "solved_count": 10110 }
2026-08-17T01:43:56.191071+00:00
codeforces:1110-B
codeforces
1110-B
Tape
https://codeforces.com/problemset/problem/1110/B
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 17707 }
2026-08-17T01:43:56.191071+00:00
codeforces:1110-A
codeforces
1110-A
Parity
https://codeforces.com/problemset/problem/1110/A
[ "math" ]
null
null
stdin_stdout
900
{ "solved_count": 16223 }
2026-08-17T01:43:56.191071+00:00
codeforces:1109-F
codeforces
1109-F
Sasha and Algorithm of Silence's Sounds
https://codeforces.com/problemset/problem/1109/F
[ "data structures", "trees" ]
null
null
stdin_stdout
3,200
{ "solved_count": 452 }
2026-08-17T01:43:56.191071+00:00
codeforces:1109-E
codeforces
1109-E
Sasha and a Very Easy Test
https://codeforces.com/problemset/problem/1109/E
[ "data structures", "number theory" ]
null
null
stdin_stdout
2,700
{ "solved_count": 662 }
2026-08-17T01:43:56.191071+00:00
codeforces:1109-D
codeforces
1109-D
Sasha and Interesting Fact from Graph Theory
https://codeforces.com/problemset/problem/1109/D
[ "brute force", "combinatorics", "dp", "math", "trees" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1551 }
2026-08-17T01:43:56.191071+00:00
codeforces:1109-C
codeforces
1109-C
Sasha and a Patient Friend
https://codeforces.com/problemset/problem/1109/C
[ "binary search", "data structures", "implementation" ]
null
null
stdin_stdout
2,800
{ "solved_count": 338 }
2026-08-17T01:43:56.191071+00:00
codeforces:1109-B
codeforces
1109-B
Sasha and One More Name
https://codeforces.com/problemset/problem/1109/B
[ "constructive algorithms", "hashing", "strings" ]
null
null
stdin_stdout
1,800
{ "solved_count": 4572 }
2026-08-17T01:43:56.191071+00:00
codeforces:1109-A
codeforces
1109-A
Sasha and a Bit of Relax
https://codeforces.com/problemset/problem/1109/A
[ "dp", "implementation" ]
null
null
stdin_stdout
1,600
{ "solved_count": 9134 }
2026-08-17T01:43:56.191071+00:00
codeforces:1108-F
codeforces
1108-F
MST Unification
https://codeforces.com/problemset/problem/1108/F
[ "binary search", "dsu", "graphs", "greedy" ]
null
null
stdin_stdout
2,100
{ "solved_count": 3751 }
2026-08-17T01:43:56.191071+00:00
codeforces:1108-E2
codeforces
1108-E2
Array and Segments (Hard version)
https://codeforces.com/problemset/problem/1108/E2
[ "data structures", "implementation" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2781 }
2026-08-17T01:43:56.191071+00:00
codeforces:1108-E1
codeforces
1108-E1
Array and Segments (Easy version)
https://codeforces.com/problemset/problem/1108/E1
[ "brute force", "greedy", "implementation" ]
null
null
stdin_stdout
1,800
{ "solved_count": 5008 }
2026-08-17T01:43:56.191071+00:00
codeforces:1108-D
codeforces
1108-D
Diverse Garland
https://codeforces.com/problemset/problem/1108/D
[ "constructive algorithms", "dp", "greedy" ]
null
null
stdin_stdout
1,400
{ "solved_count": 16612 }
2026-08-17T01:43:56.191071+00:00
codeforces:1108-C
codeforces
1108-C
Nice Garland
https://codeforces.com/problemset/problem/1108/C
[ "brute force", "greedy", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 12804 }
2026-08-17T01:43:56.191071+00:00
codeforces:1108-B
codeforces
1108-B
Divisors of Two Integers
https://codeforces.com/problemset/problem/1108/B
[ "brute force", "greedy", "math", "number theory" ]
null
null
stdin_stdout
1,100
{ "solved_count": 25459 }
2026-08-17T01:43:56.191071+00:00
codeforces:1108-A
codeforces
1108-A
Two distinct points
https://codeforces.com/problemset/problem/1108/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 23517 }
2026-08-17T01:43:56.191071+00:00
codeforces:1107-G
codeforces
1107-G
Vasya and Maximum Profit
https://codeforces.com/problemset/problem/1107/G
[ "binary search", "constructive algorithms", "data structures", "dp", "dsu" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1300 }
2026-08-17T01:43:56.191071+00:00
codeforces:1107-F
codeforces
1107-F
Vasya and Endless Credits
https://codeforces.com/problemset/problem/1107/F
[ "dp", "flows", "graph matchings", "graphs", "sortings" ]
null
null
stdin_stdout
2,600
{ "solved_count": 1012 }
2026-08-17T01:43:56.191071+00:00
codeforces:1107-E
codeforces
1107-E
Vasya and Binary String
https://codeforces.com/problemset/problem/1107/E
[ "dp" ]
null
null
stdin_stdout
2,400
{ "solved_count": 2917 }
2026-08-17T01:43:56.191071+00:00
codeforces:1107-D
codeforces
1107-D
Compression
https://codeforces.com/problemset/problem/1107/D
[ "dp", "implementation", "math", "number theory" ]
null
null
stdin_stdout
1,800
{ "solved_count": 3933 }
2026-08-17T01:43:56.191071+00:00
codeforces:1107-C
codeforces
1107-C
Brutality
https://codeforces.com/problemset/problem/1107/C
[ "greedy", "sortings", "two pointers" ]
null
null
stdin_stdout
1,300
{ "solved_count": 11086 }
2026-08-17T01:43:56.191071+00:00
codeforces:1107-B
codeforces
1107-B
Digital root
https://codeforces.com/problemset/problem/1107/B
[ "math", "number theory" ]
null
null
stdin_stdout
1,000
{ "solved_count": 17971 }
2026-08-17T01:43:56.191071+00:00
codeforces:1107-A
codeforces
1107-A
Digits Sequence Dividing
https://codeforces.com/problemset/problem/1107/A
[ "greedy", "strings" ]
null
null
stdin_stdout
900
{ "solved_count": 12858 }
2026-08-17T01:43:56.191071+00:00
codeforces:1106-F
codeforces
1106-F
Lunar New Year and a Recursive Sequence
https://codeforces.com/problemset/problem/1106/F
[ "math", "matrices", "number theory" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1247 }
2026-08-17T01:43:56.191071+00:00
codeforces:1106-E
codeforces
1106-E
Lunar New Year and Red Envelopes
https://codeforces.com/problemset/problem/1106/E
[ "data structures", "dp" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2893 }
2026-08-17T01:43:56.191071+00:00
codeforces:1106-D
codeforces
1106-D
Lunar New Year and a Wander
https://codeforces.com/problemset/problem/1106/D
[ "data structures", "dfs and similar", "graphs", "greedy", "shortest paths" ]
null
null
stdin_stdout
1,500
{ "solved_count": 20935 }
2026-08-17T01:43:56.191071+00:00
codeforces:1106-C
codeforces
1106-C
Lunar New Year and Number Division
https://codeforces.com/problemset/problem/1106/C
[ "greedy", "implementation", "math", "sortings" ]
null
null
stdin_stdout
900
{ "solved_count": 16323 }
2026-08-17T01:43:56.191071+00:00
codeforces:1106-B
codeforces
1106-B
Lunar New Year and Food Ordering
https://codeforces.com/problemset/problem/1106/B
[ "data structures", "implementation" ]
null
null
stdin_stdout
1,500
{ "solved_count": 7029 }
2026-08-17T01:43:56.191071+00:00
codeforces:1106-A
codeforces
1106-A
Lunar New Year and Cross Counting
https://codeforces.com/problemset/problem/1106/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 12952 }
2026-08-17T01:43:56.191071+00:00
codeforces:1105-E
codeforces
1105-E
Helping Hiasat
https://codeforces.com/problemset/problem/1105/E
[ "bitmasks", "brute force", "dp", "meet-in-the-middle" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2077 }
2026-08-17T01:43:56.191071+00:00
codeforces:1105-D
codeforces
1105-D
Kilani and the Game
https://codeforces.com/problemset/problem/1105/D
[ "dfs and similar", "graphs", "implementation", "shortest paths" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4472 }
2026-08-17T01:43:56.191071+00:00
codeforces:1105-C
codeforces
1105-C
Ayoub and Lost Array
https://codeforces.com/problemset/problem/1105/C
[ "combinatorics", "dp", "math" ]
null
null
stdin_stdout
1,500
{ "solved_count": 11772 }
2026-08-17T01:43:56.191071+00:00
codeforces:1105-B
codeforces
1105-B
Zuhair and Strings
https://codeforces.com/problemset/problem/1105/B
[ "brute force", "implementation", "strings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 10609 }
2026-08-17T01:43:56.191071+00:00
codeforces:1105-A
codeforces
1105-A
Salem and Sticks
https://codeforces.com/problemset/problem/1105/A
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,100
{ "solved_count": 11628 }
2026-08-17T01:43:56.191071+00:00
codeforces:1104-B
codeforces
1104-B
Game with string
https://codeforces.com/problemset/problem/1104/B
[ "data structures", "implementation", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 17234 }
2026-08-17T01:43:56.191071+00:00
codeforces:1104-A
codeforces
1104-A
Splitting into digits
https://codeforces.com/problemset/problem/1104/A
[ "constructive algorithms", "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 15958 }
2026-08-17T01:43:56.191071+00:00
codeforces:1103-E
codeforces
1103-E
Radix sum
https://codeforces.com/problemset/problem/1103/E
[ "fft", "math", "number theory" ]
null
null
stdin_stdout
3,400
{ "solved_count": 413 }
2026-08-17T01:43:56.191071+00:00
codeforces:1103-D
codeforces
1103-D
Professional layer
https://codeforces.com/problemset/problem/1103/D
[ "bitmasks", "dp" ]
null
null
stdin_stdout
3,100
{ "solved_count": 565 }
2026-08-17T01:43:56.191071+00:00
codeforces:1103-C
codeforces
1103-C
Johnny Solving
https://codeforces.com/problemset/problem/1103/C
[ "constructive algorithms", "dfs and similar", "graphs", "math" ]
null
null
stdin_stdout
2,700
{ "solved_count": 1015 }
2026-08-17T01:43:56.191071+00:00
codeforces:1103-B
codeforces
1103-B
Game with modulo
https://codeforces.com/problemset/problem/1103/B
[ "binary search", "constructive algorithms", "interactive" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3572 }
2026-08-17T01:43:56.191071+00:00
codeforces:1103-A
codeforces
1103-A
Grid game
https://codeforces.com/problemset/problem/1103/A
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 10688 }
2026-08-17T01:43:56.191071+00:00
codeforces:1102-F
codeforces
1102-F
Elongated Matrix
https://codeforces.com/problemset/problem/1102/F
[ "binary search", "bitmasks", "brute force", "dp", "graphs" ]
null
null
stdin_stdout
2,000
{ "solved_count": 2448 }
2026-08-17T01:43:56.191071+00:00
codeforces:1102-E
codeforces
1102-E
Monotonic Renumeration
https://codeforces.com/problemset/problem/1102/E
[ "combinatorics", "sortings" ]
null
null
stdin_stdout
1,700
{ "solved_count": 7107 }
2026-08-17T01:43:56.191071+00:00
codeforces:1102-D
codeforces
1102-D
Balanced Ternary String
https://codeforces.com/problemset/problem/1102/D
[ "greedy", "strings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 8621 }
2026-08-17T01:43:56.191071+00:00
codeforces:1102-C
codeforces
1102-C
Doors Breaking and Repairing
https://codeforces.com/problemset/problem/1102/C
[ "games" ]
null
null
stdin_stdout
1,200
{ "solved_count": 14310 }
2026-08-17T01:43:56.191071+00:00
codeforces:1102-B
codeforces
1102-B
Array K-Coloring
https://codeforces.com/problemset/problem/1102/B
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 11225 }
2026-08-17T01:43:56.191071+00:00
codeforces:1102-A
codeforces
1102-A
Integer Sequence Dividing
https://codeforces.com/problemset/problem/1102/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 26935 }
2026-08-17T01:43:56.191071+00:00
codeforces:1101-G
codeforces
1101-G
(Zero XOR Subset)-less
https://codeforces.com/problemset/problem/1101/G
[ "math", "matrices" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2304 }
2026-08-17T01:43:56.191071+00:00
codeforces:1101-F
codeforces
1101-F
Trucks and Cities
https://codeforces.com/problemset/problem/1101/F
[ "binary search", "dp" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1711 }
2026-08-17T01:43:56.191071+00:00
codeforces:1101-E
codeforces
1101-E
Polycarp's New Job
https://codeforces.com/problemset/problem/1101/E
[ "implementation" ]
null
null
stdin_stdout
1,500
{ "solved_count": 8291 }
2026-08-17T01:43:56.191071+00:00
codeforces:1101-D
codeforces
1101-D
GCD Counting
https://codeforces.com/problemset/problem/1101/D
[ "data structures", "dfs and similar", "dp", "number theory", "trees" ]
null
null
stdin_stdout
2,000
{ "solved_count": 5601 }
2026-08-17T01:43:56.191071+00:00
codeforces:1101-C
codeforces
1101-C
Division and Union
https://codeforces.com/problemset/problem/1101/C
[ "sortings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 12945 }
2026-08-17T01:43:56.191071+00:00
codeforces:1101-B
codeforces
1101-B
Accordion
https://codeforces.com/problemset/problem/1101/B
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 11162 }
2026-08-17T01:43:56.191071+00:00
codeforces:1101-A
codeforces
1101-A
Minimum Integer
https://codeforces.com/problemset/problem/1101/A
[ "math" ]
null
null
stdin_stdout
1,000
{ "solved_count": 18955 }
2026-08-17T01:43:56.191071+00:00
codeforces:1100-F
codeforces
1100-F
Ivan and Burgers
https://codeforces.com/problemset/problem/1100/F
[ "data structures", "divide and conquer", "greedy", "math" ]
null
null
stdin_stdout
2,500
{ "solved_count": 3959 }
2026-08-17T01:43:56.191071+00:00
codeforces:1100-E
codeforces
1100-E
Andrew and Taxi
https://codeforces.com/problemset/problem/1100/E
[ "binary search", "dfs and similar", "graphs" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2778 }
2026-08-17T01:43:56.191071+00:00
codeforces:1100-D
codeforces
1100-D
Dasha and Chess
https://codeforces.com/problemset/problem/1100/D
[ "constructive algorithms", "games", "interactive" ]
null
null
stdin_stdout
2,500
{ "solved_count": 971 }
2026-08-17T01:43:56.191071+00:00
codeforces:1100-C
codeforces
1100-C
NN and the Optical Illusion
https://codeforces.com/problemset/problem/1100/C
[ "binary search", "geometry", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 10977 }
2026-08-17T01:43:56.191071+00:00
codeforces:1100-B
codeforces
1100-B
Build a Contest
https://codeforces.com/problemset/problem/1100/B
[ "data structures", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 11873 }
2026-08-17T01:43:56.191071+00:00
codeforces:1100-A
codeforces
1100-A
Roman and Browser
https://codeforces.com/problemset/problem/1100/A
[ "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 10797 }
2026-08-17T01:43:56.191071+00:00
codeforces:1099-F
codeforces
1099-F
Cookies
https://codeforces.com/problemset/problem/1099/F
[ "binary search", "data structures", "dfs and similar", "dp", "games", "trees" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1084 }
2026-08-17T01:43:56.191071+00:00
codeforces:1099-C
codeforces
1099-C
Postcard
https://codeforces.com/problemset/problem/1099/C
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 10500 }
2026-08-17T01:43:56.191071+00:00
codeforces:1099-B
codeforces
1099-B
Squares and Segments
https://codeforces.com/problemset/problem/1099/B
[ "binary search", "constructive algorithms", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 11567 }
2026-08-17T01:43:56.191071+00:00
codeforces:1099-A
codeforces
1099-A
Snowball
https://codeforces.com/problemset/problem/1099/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 13388 }
2026-08-17T01:43:56.191071+00:00
codeforces:1098-F
codeforces
1098-F
Ж-function
https://codeforces.com/problemset/problem/1098/F
[ "string suffix structures", "strings" ]
null
null
stdin_stdout
3,500
{ "solved_count": 289 }
2026-08-17T01:43:56.191071+00:00
codeforces:1098-E
codeforces
1098-E
Fedya the Potter
https://codeforces.com/problemset/problem/1098/E
[ "binary search", "implementation", "math", "number theory" ]
null
null
stdin_stdout
3,400
{ "solved_count": 449 }
2026-08-17T01:43:56.191071+00:00
codeforces:1098-D
codeforces
1098-D
Eels
https://codeforces.com/problemset/problem/1098/D
[ "data structures" ]
null
null
stdin_stdout
2,800
{ "solved_count": 969 }
2026-08-17T01:43:56.191071+00:00
codeforces:1098-C
codeforces
1098-C
Construct a tree
https://codeforces.com/problemset/problem/1098/C
[ "binary search", "constructive algorithms", "dfs and similar", "graphs", "greedy", "trees" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1186 }
2026-08-17T01:43:56.191071+00:00
codeforces:1098-B
codeforces
1098-B
Nice table
https://codeforces.com/problemset/problem/1098/B
[ "brute force", "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
2,100
{ "solved_count": 1823 }
2026-08-17T01:43:56.191071+00:00
codeforces:1098-A
codeforces
1098-A
Sum in the tree
https://codeforces.com/problemset/problem/1098/A
[ "constructive algorithms", "dfs and similar", "greedy", "trees" ]
null
null
stdin_stdout
1,600
{ "solved_count": 9706 }
2026-08-17T01:43:56.191071+00:00
codeforces:1097-H
codeforces
1097-H
Mateusz and an Infinite Sequence
https://codeforces.com/problemset/problem/1097/H
[ "bitmasks", "brute force", "dp", "strings" ]
null
null
stdin_stdout
3,400
{ "solved_count": 267 }
2026-08-17T01:43:56.191071+00:00
codeforces:1097-G
codeforces
1097-G
Vladislav and a Great Legend
https://codeforces.com/problemset/problem/1097/G
[ "combinatorics", "dp", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 1195 }
2026-08-17T01:43:56.191071+00:00
codeforces:1097-F
codeforces
1097-F
Alex and a TV Show
https://codeforces.com/problemset/problem/1097/F
[ "bitmasks", "combinatorics", "number theory" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1547 }
2026-08-17T01:43:56.191071+00:00
codeforces:1097-E
codeforces
1097-E
Egor and an RPG game
https://codeforces.com/problemset/problem/1097/E
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
3,400
{ "solved_count": 758 }
2026-08-17T01:43:56.191071+00:00
codeforces:1097-D
codeforces
1097-D
Makoto and a Blackboard
https://codeforces.com/problemset/problem/1097/D
[ "dp", "math", "number theory", "probabilities" ]
null
null
stdin_stdout
2,200
{ "solved_count": 3326 }
2026-08-17T01:43:56.191071+00:00
codeforces:1097-C
codeforces
1097-C
Yuhao and a Parenthesis
https://codeforces.com/problemset/problem/1097/C
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 8832 }
2026-08-17T01:43:56.191071+00:00
codeforces:1097-B
codeforces
1097-B
Petr and a Combination Lock
https://codeforces.com/problemset/problem/1097/B
[ "bitmasks", "brute force", "dp" ]
null
null
stdin_stdout
1,200
{ "solved_count": 37319 }
2026-08-17T01:43:56.191071+00:00
codeforces:1097-A
codeforces
1097-A
Gennady and a Card Game
https://codeforces.com/problemset/problem/1097/A
[ "brute force", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 44696 }
2026-08-17T01:43:56.191071+00:00
codeforces:1096-G
codeforces
1096-G
Lucky Tickets
https://codeforces.com/problemset/problem/1096/G
[ "divide and conquer", "dp", "fft" ]
null
null
stdin_stdout
2,400
{ "solved_count": 2114 }
2026-08-17T01:43:56.191071+00:00
codeforces:1096-F
codeforces
1096-F
Inversion Expectation
https://codeforces.com/problemset/problem/1096/F
[ "dp", "math", "probabilities" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2150 }
2026-08-17T01:43:56.191071+00:00
codeforces:1096-E
codeforces
1096-E
The Top Scorer
https://codeforces.com/problemset/problem/1096/E
[ "combinatorics", "dp", "math", "probabilities" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1370 }
2026-08-17T01:43:56.191071+00:00