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codeforces:399-A
codeforces
399-A
Pages
https://codeforces.com/problemset/problem/399/A
[ "implementation" ]
null
null
stdin_stdout
null
{ "solved_count": 4244 }
2026-08-10T02:20:32.917453+00:00
codeforces:398-E
codeforces
398-E
Sorting Permutations
https://codeforces.com/problemset/problem/398/E
[]
null
null
stdin_stdout
null
{ "solved_count": 124 }
2026-08-10T02:20:32.917453+00:00
codeforces:398-D
codeforces
398-D
Instant Messanger
https://codeforces.com/problemset/problem/398/D
[ "data structures" ]
null
null
stdin_stdout
null
{ "solved_count": 1351 }
2026-08-10T02:20:32.917453+00:00
codeforces:398-C
codeforces
398-C
Tree and Array
https://codeforces.com/problemset/problem/398/C
[ "constructive algorithms" ]
null
null
stdin_stdout
null
{ "solved_count": 222 }
2026-08-10T02:20:32.917453+00:00
codeforces:398-B
codeforces
398-B
Painting The Wall
https://codeforces.com/problemset/problem/398/B
[ "dp", "probabilities" ]
null
null
stdin_stdout
null
{ "solved_count": 1217 }
2026-08-10T02:20:32.917453+00:00
codeforces:398-A
codeforces
398-A
Cards
https://codeforces.com/problemset/problem/398/A
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
null
{ "solved_count": 967 }
2026-08-10T02:20:32.917453+00:00
codeforces:397-B
codeforces
397-B
On Corruption and Numbers
https://codeforces.com/problemset/problem/397/B
[ "constructive algorithms", "implementation", "math" ]
null
null
stdin_stdout
null
{ "solved_count": 836 }
2026-08-10T02:20:32.917453+00:00
codeforces:397-A
codeforces
397-A
On Segment's Own Points
https://codeforces.com/problemset/problem/397/A
[ "implementation" ]
null
null
stdin_stdout
null
{ "solved_count": 2735 }
2026-08-10T02:20:32.917453+00:00
codeforces:396-E
codeforces
396-E
On Iteration of One Well-Known Function
https://codeforces.com/problemset/problem/396/E
[ "math" ]
null
null
stdin_stdout
null
{ "solved_count": 167 }
2026-08-10T02:20:32.917453+00:00
codeforces:396-D
codeforces
396-D
On Sum of Number of Inversions in Permutations
https://codeforces.com/problemset/problem/396/D
[ "combinatorics", "math" ]
null
null
stdin_stdout
null
{ "solved_count": 465 }
2026-08-10T02:20:32.917453+00:00
codeforces:396-C
codeforces
396-C
On Changing Tree
https://codeforces.com/problemset/problem/396/C
[ "data structures", "graphs", "trees" ]
null
null
stdin_stdout
null
{ "solved_count": 1873 }
2026-08-10T02:20:32.917453+00:00
codeforces:396-B
codeforces
396-B
On Sum of Fractions
https://codeforces.com/problemset/problem/396/B
[ "math", "number theory" ]
null
null
stdin_stdout
null
{ "solved_count": 1201 }
2026-08-10T02:20:32.917453+00:00
codeforces:396-A
codeforces
396-A
On Number of Decompositions into Multipliers
https://codeforces.com/problemset/problem/396/A
[ "combinatorics", "math", "number theory" ]
null
null
stdin_stdout
null
{ "solved_count": 1652 }
2026-08-10T02:20:32.917453+00:00
codeforces:394-E
codeforces
394-E
Lightbulb for Minister
https://codeforces.com/problemset/problem/394/E
[ "geometry" ]
null
null
stdin_stdout
null
{ "solved_count": 134 }
2026-08-10T02:20:32.917453+00:00
codeforces:394-D
codeforces
394-D
Physical Education and Buns
https://codeforces.com/problemset/problem/394/D
[ "brute force", "implementation", "math" ]
null
null
stdin_stdout
null
{ "solved_count": 300 }
2026-08-10T02:20:32.917453+00:00
codeforces:394-C
codeforces
394-C
Dominoes
https://codeforces.com/problemset/problem/394/C
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
null
{ "solved_count": 561 }
2026-08-10T02:20:32.917453+00:00
codeforces:394-B
codeforces
394-B
Very Beautiful Number
https://codeforces.com/problemset/problem/394/B
[ "math" ]
null
null
stdin_stdout
null
{ "solved_count": 628 }
2026-08-10T02:20:32.917453+00:00
codeforces:394-A
codeforces
394-A
Counting Sticks
https://codeforces.com/problemset/problem/394/A
[ "brute force", "implementation" ]
null
null
stdin_stdout
null
{ "solved_count": 2742 }
2026-08-10T02:20:32.917453+00:00
codeforces:393-B
codeforces
393-B
Three matrices
https://codeforces.com/problemset/problem/393/B
[]
null
null
stdin_stdout
null
{ "solved_count": 2082 }
2026-08-10T02:20:32.917453+00:00
codeforces:393-A
codeforces
393-A
Nineteen
https://codeforces.com/problemset/problem/393/A
[]
null
null
stdin_stdout
null
{ "solved_count": 7012 }
2026-08-10T02:20:32.917453+00:00
codeforces:392-E
codeforces
392-E
Deleting Substrings
https://codeforces.com/problemset/problem/392/E
[]
null
null
stdin_stdout
null
{ "solved_count": 188 }
2026-08-10T02:20:32.917453+00:00
codeforces:392-D
codeforces
392-D
Three Arrays
https://codeforces.com/problemset/problem/392/D
[ "data structures" ]
null
null
stdin_stdout
null
{ "solved_count": 242 }
2026-08-10T02:20:32.917453+00:00
codeforces:392-C
codeforces
392-C
Yet Another Number Sequence
https://codeforces.com/problemset/problem/392/C
[ "combinatorics", "math", "matrices" ]
null
null
stdin_stdout
null
{ "solved_count": 689 }
2026-08-10T02:20:32.917453+00:00
codeforces:392-B
codeforces
392-B
Tower of Hanoi
https://codeforces.com/problemset/problem/392/B
[ "dp" ]
null
null
stdin_stdout
null
{ "solved_count": 1067 }
2026-08-10T02:20:32.917453+00:00
codeforces:392-A
codeforces
392-A
Blocked Points
https://codeforces.com/problemset/problem/392/A
[ "math" ]
null
null
stdin_stdout
null
{ "solved_count": 1012 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-F3
codeforces
391-F3
Stock Trading
https://codeforces.com/problemset/problem/391/F3
[]
null
null
stdin_stdout
null
{ "solved_count": 120 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-F2
codeforces
391-F2
Stock Trading
https://codeforces.com/problemset/problem/391/F2
[ "greedy" ]
null
null
stdin_stdout
null
{ "solved_count": 123 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-F1
codeforces
391-F1
Stock Trading
https://codeforces.com/problemset/problem/391/F1
[ "dp" ]
null
null
stdin_stdout
null
{ "solved_count": 228 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-E2
codeforces
391-E2
Three Trees
https://codeforces.com/problemset/problem/391/E2
[]
null
null
stdin_stdout
null
{ "solved_count": 191 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-E1
codeforces
391-E1
Three Trees
https://codeforces.com/problemset/problem/391/E1
[]
null
null
stdin_stdout
null
{ "solved_count": 137 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-D2
codeforces
391-D2
Supercollider
https://codeforces.com/problemset/problem/391/D2
[ "data structures" ]
null
null
stdin_stdout
null
{ "solved_count": 218 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-D1
codeforces
391-D1
Supercollider
https://codeforces.com/problemset/problem/391/D1
[ "brute force" ]
null
null
stdin_stdout
null
{ "solved_count": 295 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-C3
codeforces
391-C3
The Tournament
https://codeforces.com/problemset/problem/391/C3
[]
null
null
stdin_stdout
null
{ "solved_count": 180 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-C2
codeforces
391-C2
The Tournament
https://codeforces.com/problemset/problem/391/C2
[ "greedy" ]
null
null
stdin_stdout
null
{ "solved_count": 156 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-C1
codeforces
391-C1
The Tournament
https://codeforces.com/problemset/problem/391/C1
[ "brute force" ]
null
null
stdin_stdout
null
{ "solved_count": 214 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-B
codeforces
391-B
Word Folding
https://codeforces.com/problemset/problem/391/B
[ "brute force" ]
null
null
stdin_stdout
null
{ "solved_count": 444 }
2026-08-10T02:20:32.917453+00:00
codeforces:391-A
codeforces
391-A
Genetic Engineering
https://codeforces.com/problemset/problem/391/A
[ "implementation", "two pointers" ]
null
null
stdin_stdout
null
{ "solved_count": 1815 }
2026-08-10T02:20:32.917453+00:00
codeforces:390-E
codeforces
390-E
Inna and Large Sweet Matrix
https://codeforces.com/problemset/problem/390/E
[]
null
null
stdin_stdout
null
{ "solved_count": 279 }
2026-08-10T02:20:32.917453+00:00
codeforces:390-D
codeforces
390-D
Inna and Sweet Matrix
https://codeforces.com/problemset/problem/390/D
[ "constructive algorithms" ]
null
null
stdin_stdout
null
{ "solved_count": 539 }
2026-08-10T02:20:32.917453+00:00
codeforces:390-C
codeforces
390-C
Inna and Candy Boxes
https://codeforces.com/problemset/problem/390/C
[ "data structures" ]
null
null
stdin_stdout
null
{ "solved_count": 700 }
2026-08-10T02:20:32.917453+00:00
codeforces:390-B
codeforces
390-B
Inna, Dima and Song
https://codeforces.com/problemset/problem/390/B
[ "implementation" ]
null
null
stdin_stdout
null
{ "solved_count": 1313 }
2026-08-10T02:20:32.917453+00:00
codeforces:390-A
codeforces
390-A
Inna and Alarm Clock
https://codeforces.com/problemset/problem/390/A
[ "implementation" ]
null
null
stdin_stdout
null
{ "solved_count": 3770 }
2026-08-10T02:20:32.917453+00:00
codeforces:389-B
codeforces
389-B
Fox and Cross
https://codeforces.com/problemset/problem/389/B
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,100
{ "solved_count": 7381 }
2026-08-10T02:20:32.917453+00:00
codeforces:389-A
codeforces
389-A
Fox and Number Game
https://codeforces.com/problemset/problem/389/A
[ "greedy", "math" ]
null
null
stdin_stdout
1,000
{ "solved_count": 15070 }
2026-08-10T02:20:32.917453+00:00
codeforces:388-E
codeforces
388-E
Fox and Meteor Shower
https://codeforces.com/problemset/problem/388/E
[ "geometry" ]
null
null
stdin_stdout
3,100
{ "solved_count": 262 }
2026-08-10T02:20:32.917453+00:00
codeforces:388-D
codeforces
388-D
Fox and Perfect Sets
https://codeforces.com/problemset/problem/388/D
[ "math" ]
null
null
stdin_stdout
2,700
{ "solved_count": 526 }
2026-08-10T02:20:32.917453+00:00
codeforces:388-C
codeforces
388-C
Fox and Card Game
https://codeforces.com/problemset/problem/388/C
[ "games", "greedy", "sortings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3948 }
2026-08-10T02:20:32.917453+00:00
codeforces:388-B
codeforces
388-B
Fox and Minimal path
https://codeforces.com/problemset/problem/388/B
[ "bitmasks", "constructive algorithms", "graphs", "implementation", "math" ]
null
null
stdin_stdout
1,900
{ "solved_count": 2611 }
2026-08-10T02:20:32.917453+00:00
codeforces:388-A
codeforces
388-A
Fox and Box Accumulation
https://codeforces.com/problemset/problem/388/A
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 11999 }
2026-08-10T02:20:32.917453+00:00
codeforces:387-E
codeforces
387-E
George and Cards
https://codeforces.com/problemset/problem/387/E
[ "binary search", "data structures" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1021 }
2026-08-10T02:20:32.917453+00:00
codeforces:387-D
codeforces
387-D
George and Interesting Graph
https://codeforces.com/problemset/problem/387/D
[ "graph matchings" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1217 }
2026-08-10T02:20:32.917453+00:00
codeforces:387-C
codeforces
387-C
George and Number
https://codeforces.com/problemset/problem/387/C
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,700
{ "solved_count": 2301 }
2026-08-10T02:20:32.917453+00:00
codeforces:387-B
codeforces
387-B
George and Round
https://codeforces.com/problemset/problem/387/B
[ "brute force", "greedy", "two pointers" ]
null
null
stdin_stdout
1,200
{ "solved_count": 13056 }
2026-08-10T02:20:32.917453+00:00
codeforces:387-A
codeforces
387-A
George and Sleep
https://codeforces.com/problemset/problem/387/A
[ "implementation" ]
null
null
stdin_stdout
900
{ "solved_count": 10644 }
2026-08-10T02:20:32.917453+00:00
codeforces:386-D
codeforces
386-D
Game with Points
https://codeforces.com/problemset/problem/386/D
[ "dp", "graphs", "implementation", "shortest paths" ]
null
null
stdin_stdout
2,100
{ "solved_count": 586 }
2026-08-10T02:20:32.917453+00:00
codeforces:386-C
codeforces
386-C
Diverse Substrings
https://codeforces.com/problemset/problem/386/C
[ "dp", "strings", "two pointers" ]
null
null
stdin_stdout
2,000
{ "solved_count": 975 }
2026-08-10T02:20:32.917453+00:00
codeforces:386-B
codeforces
386-B
Fly, freebies, fly!
https://codeforces.com/problemset/problem/386/B
[ "binary search", "brute force", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 2551 }
2026-08-10T02:20:32.917453+00:00
codeforces:386-A
codeforces
386-A
Second-Price Auction
https://codeforces.com/problemset/problem/386/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 7838 }
2026-08-10T02:20:32.917453+00:00
codeforces:385-E
codeforces
385-E
Bear in the Field
https://codeforces.com/problemset/problem/385/E
[ "math", "matrices" ]
null
null
stdin_stdout
2,300
{ "solved_count": 690 }
2026-08-10T02:20:32.917453+00:00
codeforces:385-D
codeforces
385-D
Bear and Floodlight
https://codeforces.com/problemset/problem/385/D
[ "bitmasks", "dp", "geometry" ]
null
null
stdin_stdout
2,200
{ "solved_count": 972 }
2026-08-10T02:20:32.917453+00:00
codeforces:385-C
codeforces
385-C
Bear and Prime Numbers
https://codeforces.com/problemset/problem/385/C
[ "binary search", "brute force", "data structures", "dp", "implementation", "math", "number theory" ]
null
null
stdin_stdout
1,700
{ "solved_count": 10799 }
2026-08-10T02:20:32.917453+00:00
codeforces:385-B
codeforces
385-B
Bear and Strings
https://codeforces.com/problemset/problem/385/B
[ "brute force", "greedy", "implementation", "math", "strings" ]
null
null
stdin_stdout
1,200
{ "solved_count": 10954 }
2026-08-10T02:20:32.917453+00:00
codeforces:385-A
codeforces
385-A
Bear and Raspberry
https://codeforces.com/problemset/problem/385/A
[ "brute force", "greedy", "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 17441 }
2026-08-10T02:20:32.917453+00:00
codeforces:384-B
codeforces
384-B
Multitasking
https://codeforces.com/problemset/problem/384/B
[ "greedy", "implementation", "sortings", "two pointers" ]
null
null
stdin_stdout
1,500
{ "solved_count": 3830 }
2026-08-10T02:20:32.917453+00:00
codeforces:384-A
codeforces
384-A
Coder
https://codeforces.com/problemset/problem/384/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 17408 }
2026-08-10T02:20:32.917453+00:00
codeforces:383-E
codeforces
383-E
Vowels
https://codeforces.com/problemset/problem/383/E
[ "combinatorics", "divide and conquer", "dp" ]
null
null
stdin_stdout
2,700
{ "solved_count": 4675 }
2026-08-10T02:20:32.917453+00:00
codeforces:383-D
codeforces
383-D
Antimatter
https://codeforces.com/problemset/problem/383/D
[ "dp" ]
null
null
stdin_stdout
2,300
{ "solved_count": 3414 }
2026-08-10T02:20:32.917453+00:00
codeforces:383-C
codeforces
383-C
Propagating tree
https://codeforces.com/problemset/problem/383/C
[ "data structures", "dfs and similar", "trees" ]
null
null
stdin_stdout
2,000
{ "solved_count": 7885 }
2026-08-10T02:20:32.917453+00:00
codeforces:383-B
codeforces
383-B
Volcanoes
https://codeforces.com/problemset/problem/383/B
[ "binary search", "implementation", "sortings", "two pointers" ]
null
null
stdin_stdout
2,500
{ "solved_count": 814 }
2026-08-10T02:20:32.917453+00:00
codeforces:383-A
codeforces
383-A
Milking cows
https://codeforces.com/problemset/problem/383/A
[ "data structures", "greedy" ]
null
null
stdin_stdout
1,600
{ "solved_count": 5621 }
2026-08-10T02:20:32.917453+00:00
codeforces:382-E
codeforces
382-E
Ksenia and Combinatorics
https://codeforces.com/problemset/problem/382/E
[ "combinatorics", "dp" ]
null
null
stdin_stdout
2,600
{ "solved_count": 469 }
2026-08-10T02:20:32.917453+00:00
codeforces:382-D
codeforces
382-D
Ksenia and Pawns
https://codeforces.com/problemset/problem/382/D
[ "dfs and similar", "graphs", "implementation", "trees" ]
null
null
stdin_stdout
2,200
{ "solved_count": 754 }
2026-08-10T02:20:32.917453+00:00
codeforces:382-C
codeforces
382-C
Arithmetic Progression
https://codeforces.com/problemset/problem/382/C
[ "implementation", "sortings" ]
null
null
stdin_stdout
1,700
{ "solved_count": 8796 }
2026-08-10T02:20:32.917453+00:00
codeforces:382-B
codeforces
382-B
Number Busters
https://codeforces.com/problemset/problem/382/B
[ "binary search", "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 1529 }
2026-08-10T02:20:32.917453+00:00
codeforces:382-A
codeforces
382-A
Ksenia and Pan Scales
https://codeforces.com/problemset/problem/382/A
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,100
{ "solved_count": 13833 }
2026-08-10T02:20:32.917453+00:00
codeforces:381-B
codeforces
381-B
Sereja and Stairs
https://codeforces.com/problemset/problem/381/B
[ "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 7411 }
2026-08-10T02:20:32.917453+00:00
codeforces:381-A
codeforces
381-A
Sereja and Dima
https://codeforces.com/problemset/problem/381/A
[ "greedy", "implementation", "two pointers" ]
null
null
stdin_stdout
800
{ "solved_count": 93725 }
2026-08-10T02:20:32.917453+00:00
codeforces:380-E
codeforces
380-E
Sereja and Dividing
https://codeforces.com/problemset/problem/380/E
[ "data structures" ]
null
null
stdin_stdout
2,600
{ "solved_count": 374 }
2026-08-10T02:20:32.917453+00:00
codeforces:380-D
codeforces
380-D
Sereja and Cinema
https://codeforces.com/problemset/problem/380/D
[ "combinatorics", "math" ]
null
null
stdin_stdout
2,500
{ "solved_count": 555 }
2026-08-10T02:20:32.917453+00:00
codeforces:380-C
codeforces
380-C
Sereja and Brackets
https://codeforces.com/problemset/problem/380/C
[ "data structures", "schedules" ]
null
null
stdin_stdout
2,000
{ "solved_count": 21039 }
2026-08-10T02:20:32.917453+00:00
codeforces:380-B
codeforces
380-B
Sereja and Tree
https://codeforces.com/problemset/problem/380/B
[ "graphs", "implementation" ]
null
null
stdin_stdout
2,400
{ "solved_count": 585 }
2026-08-10T02:20:32.917453+00:00
codeforces:380-A
codeforces
380-A
Sereja and Prefixes
https://codeforces.com/problemset/problem/380/A
[ "binary search", "brute force" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2953 }
2026-08-10T02:20:32.917453+00:00
codeforces:379-G
codeforces
379-G
New Year Cactus
https://codeforces.com/problemset/problem/379/G
[ "dp" ]
null
null
stdin_stdout
3,100
{ "solved_count": 345 }
2026-08-10T02:20:32.917453+00:00
codeforces:379-F
codeforces
379-F
New Year Tree
https://codeforces.com/problemset/problem/379/F
[ "data structures", "divide and conquer", "trees" ]
null
null
stdin_stdout
2,400
{ "solved_count": 2822 }
2026-08-10T02:20:32.917453+00:00
codeforces:379-E
codeforces
379-E
New Year Tree Decorations
https://codeforces.com/problemset/problem/379/E
[ "geometry", "schedules", "sortings" ]
null
null
stdin_stdout
2,500
{ "solved_count": 403 }
2026-08-10T02:20:32.917453+00:00
codeforces:379-D
codeforces
379-D
New Year Letter
https://codeforces.com/problemset/problem/379/D
[ "bitmasks", "brute force", "dp" ]
null
null
stdin_stdout
2,000
{ "solved_count": 1685 }
2026-08-10T02:20:32.917453+00:00
codeforces:379-C
codeforces
379-C
New Year Ratings Change
https://codeforces.com/problemset/problem/379/C
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 7083 }
2026-08-10T02:20:32.917453+00:00
codeforces:379-B
codeforces
379-B
New Year Present
https://codeforces.com/problemset/problem/379/B
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 7636 }
2026-08-10T02:20:32.917453+00:00
codeforces:379-A
codeforces
379-A
New Year Candles
https://codeforces.com/problemset/problem/379/A
[ "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 54246 }
2026-08-10T02:20:32.917453+00:00
codeforces:378-B
codeforces
378-B
Semifinals
https://codeforces.com/problemset/problem/378/B
[ "implementation", "sortings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 6251 }
2026-08-10T02:20:32.917453+00:00
codeforces:378-A
codeforces
378-A
Playing with Dice
https://codeforces.com/problemset/problem/378/A
[ "brute force" ]
null
null
stdin_stdout
800
{ "solved_count": 26147 }
2026-08-10T02:20:32.917453+00:00
codeforces:377-E
codeforces
377-E
Cookie Clicker
https://codeforces.com/problemset/problem/377/E
[ "dp", "geometry" ]
null
null
stdin_stdout
2,800
{ "solved_count": 598 }
2026-08-10T02:20:32.917453+00:00
codeforces:377-D
codeforces
377-D
Developing Game
https://codeforces.com/problemset/problem/377/D
[ "data structures" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1509 }
2026-08-10T02:20:32.917453+00:00
codeforces:377-C
codeforces
377-C
Captains Mode
https://codeforces.com/problemset/problem/377/C
[ "bitmasks", "dp", "games" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1441 }
2026-08-10T02:20:32.917453+00:00
codeforces:377-B
codeforces
377-B
Preparing for the Contest
https://codeforces.com/problemset/problem/377/B
[ "binary search", "data structures", "greedy", "sortings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 2584 }
2026-08-10T02:20:32.917453+00:00
codeforces:377-A
codeforces
377-A
Maze
https://codeforces.com/problemset/problem/377/A
[ "dfs and similar" ]
null
null
stdin_stdout
1,600
{ "solved_count": 28347 }
2026-08-10T02:20:32.917453+00:00
codeforces:376-B
codeforces
376-B
I.O.U.
https://codeforces.com/problemset/problem/376/B
[ "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 6998 }
2026-08-10T02:20:32.917453+00:00
codeforces:376-A
codeforces
376-A
Lever
https://codeforces.com/problemset/problem/376/A
[ "implementation", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 9971 }
2026-08-10T02:20:32.917453+00:00
codeforces:375-E
codeforces
375-E
Red and Black Tree
https://codeforces.com/problemset/problem/375/E
[ "dp", "implementation", "math" ]
null
null
stdin_stdout
3,000
{ "solved_count": 670 }
2026-08-10T02:20:32.917453+00:00
codeforces:375-D
codeforces
375-D
Tree and Queries
https://codeforces.com/problemset/problem/375/D
[ "data structures", "dfs and similar", "trees" ]
null
null
stdin_stdout
2,400
{ "solved_count": 9365 }
2026-08-10T02:20:32.917453+00:00