uid
stringlengths
9
18
source
stringclasses
2 values
native_id
stringlengths
3
7
title
stringlengths
2
64
url
stringlengths
36
49
tags
listlengths
0
11
time_limit_ms
null
memory_limit_mb
null
io_type
stringclasses
1 value
difficulty_rating
int64
800
3.5k
stats
dict
last_scraped_at
stringclasses
2 values
codeforces:158-A
codeforces
158-A
Next Round
https://codeforces.com/problemset/problem/158/A
[ "*special", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 318012 }
2026-04-13T03:38:27.662191+00:00
codeforces:157-B
codeforces
157-B
Trace
https://codeforces.com/problemset/problem/157/B
[ "geometry", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 14156 }
2026-04-13T03:38:27.662191+00:00
codeforces:157-A
codeforces
157-A
Game Outcome
https://codeforces.com/problemset/problem/157/A
[ "brute force" ]
null
null
stdin_stdout
800
{ "solved_count": 8589 }
2026-04-13T03:38:27.662191+00:00
codeforces:156-E
codeforces
156-E
Mrs. Hudson's Pancakes
https://codeforces.com/problemset/problem/156/E
[ "brute force", "dp" ]
null
null
stdin_stdout
3,000
{ "solved_count": 175 }
2026-04-13T03:38:27.662191+00:00
codeforces:156-D
codeforces
156-D
Clues
https://codeforces.com/problemset/problem/156/D
[ "combinatorics", "graphs" ]
null
null
stdin_stdout
2,500
{ "solved_count": 2023 }
2026-04-13T03:38:27.662191+00:00
codeforces:156-C
codeforces
156-C
Cipher
https://codeforces.com/problemset/problem/156/C
[ "combinatorics", "dp" ]
null
null
stdin_stdout
2,000
{ "solved_count": 2614 }
2026-04-13T03:38:27.662191+00:00
codeforces:156-B
codeforces
156-B
Suspects
https://codeforces.com/problemset/problem/156/B
[ "constructive algorithms", "data structures", "implementation" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2440 }
2026-04-13T03:38:27.662191+00:00
codeforces:156-A
codeforces
156-A
Message
https://codeforces.com/problemset/problem/156/A
[ "brute force" ]
null
null
stdin_stdout
1,700
{ "solved_count": 3260 }
2026-04-13T03:38:27.662191+00:00
codeforces:155-B
codeforces
155-B
Combination
https://codeforces.com/problemset/problem/155/B
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 10938 }
2026-04-13T03:38:27.662191+00:00
codeforces:155-A
codeforces
155-A
I_love_\%username\%
https://codeforces.com/problemset/problem/155/A
[ "brute force" ]
null
null
stdin_stdout
800
{ "solved_count": 93127 }
2026-04-13T03:38:27.662191+00:00
codeforces:154-E
codeforces
154-E
Martian Colony
https://codeforces.com/problemset/problem/154/E
[ "geometry" ]
null
null
stdin_stdout
3,000
{ "solved_count": 112 }
2026-04-13T03:38:27.662191+00:00
codeforces:154-D
codeforces
154-D
Flatland Fencing
https://codeforces.com/problemset/problem/154/D
[ "games", "math" ]
null
null
stdin_stdout
2,400
{ "solved_count": 481 }
2026-04-13T03:38:27.662191+00:00
codeforces:154-C
codeforces
154-C
Double Profiles
https://codeforces.com/problemset/problem/154/C
[ "graphs", "hashing", "sortings" ]
null
null
stdin_stdout
2,300
{ "solved_count": 3295 }
2026-04-13T03:38:27.662191+00:00
codeforces:154-B
codeforces
154-B
Colliders
https://codeforces.com/problemset/problem/154/B
[ "math", "number theory" ]
null
null
stdin_stdout
1,600
{ "solved_count": 6093 }
2026-04-13T03:38:27.662191+00:00
codeforces:154-A
codeforces
154-A
Hometask
https://codeforces.com/problemset/problem/154/A
[ "greedy" ]
null
null
stdin_stdout
1,600
{ "solved_count": 4316 }
2026-04-13T03:38:27.662191+00:00
codeforces:153-E
codeforces
153-E
Euclidean Distance
https://codeforces.com/problemset/problem/153/E
[ "*special" ]
null
null
stdin_stdout
2,100
{ "solved_count": 84 }
2026-04-13T03:38:27.662191+00:00
codeforces:153-D
codeforces
153-D
Date Change
https://codeforces.com/problemset/problem/153/D
[ "*special" ]
null
null
stdin_stdout
2,000
{ "solved_count": 89 }
2026-04-13T03:38:27.662191+00:00
codeforces:153-C
codeforces
153-C
Caesar Cipher
https://codeforces.com/problemset/problem/153/C
[ "*special" ]
null
null
stdin_stdout
2,200
{ "solved_count": 414 }
2026-04-13T03:38:27.662191+00:00
codeforces:153-B
codeforces
153-B
Binary notation
https://codeforces.com/problemset/problem/153/B
[ "*special" ]
null
null
stdin_stdout
1,800
{ "solved_count": 166 }
2026-04-13T03:38:27.662191+00:00
codeforces:153-A
codeforces
153-A
A + B
https://codeforces.com/problemset/problem/153/A
[ "*special" ]
null
null
stdin_stdout
1,600
{ "solved_count": 947 }
2026-04-13T03:38:27.662191+00:00
codeforces:152-E
codeforces
152-E
Garden
https://codeforces.com/problemset/problem/152/E
[ "bitmasks", "dp", "graphs", "trees" ]
null
null
stdin_stdout
2,500
{ "solved_count": 563 }
2026-04-13T03:38:27.662191+00:00
codeforces:152-D
codeforces
152-D
Frames
https://codeforces.com/problemset/problem/152/D
[ "brute force" ]
null
null
stdin_stdout
2,600
{ "solved_count": 256 }
2026-04-13T03:38:27.662191+00:00
codeforces:152-C
codeforces
152-C
Pocket Book
https://codeforces.com/problemset/problem/152/C
[ "combinatorics" ]
null
null
stdin_stdout
1,400
{ "solved_count": 11612 }
2026-04-13T03:38:27.662191+00:00
codeforces:152-B
codeforces
152-B
Steps
https://codeforces.com/problemset/problem/152/B
[ "binary search", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 7365 }
2026-04-13T03:38:27.662191+00:00
codeforces:152-A
codeforces
152-A
Marks
https://codeforces.com/problemset/problem/152/A
[ "implementation" ]
null
null
stdin_stdout
900
{ "solved_count": 18567 }
2026-04-13T03:38:27.662191+00:00
codeforces:151-B
codeforces
151-B
Phone Numbers
https://codeforces.com/problemset/problem/151/B
[ "implementation", "strings" ]
null
null
stdin_stdout
1,200
{ "solved_count": 6844 }
2026-04-13T03:38:27.662191+00:00
codeforces:151-A
codeforces
151-A
Soft Drinking
https://codeforces.com/problemset/problem/151/A
[ "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 94134 }
2026-04-13T03:38:27.662191+00:00
codeforces:150-E
codeforces
150-E
Freezing with Style
https://codeforces.com/problemset/problem/150/E
[ "binary search", "data structures", "divide and conquer", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 1033 }
2026-04-13T03:38:27.662191+00:00
codeforces:150-D
codeforces
150-D
Mission Impassable
https://codeforces.com/problemset/problem/150/D
[ "dp", "strings" ]
null
null
stdin_stdout
2,600
{ "solved_count": 738 }
2026-04-13T03:38:27.662191+00:00
codeforces:150-C
codeforces
150-C
Smart Cheater
https://codeforces.com/problemset/problem/150/C
[ "data structures", "math", "probabilities" ]
null
null
stdin_stdout
2,200
{ "solved_count": 738 }
2026-04-13T03:38:27.662191+00:00
codeforces:150-B
codeforces
150-B
Quantity of Strings
https://codeforces.com/problemset/problem/150/B
[ "combinatorics", "dfs and similar", "graphs", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 5276 }
2026-04-13T03:38:27.662191+00:00
codeforces:150-A
codeforces
150-A
Win or Freeze
https://codeforces.com/problemset/problem/150/A
[ "games", "math", "number theory" ]
null
null
stdin_stdout
1,400
{ "solved_count": 8521 }
2026-04-13T03:38:27.662191+00:00
codeforces:149-E
codeforces
149-E
Martian Strings
https://codeforces.com/problemset/problem/149/E
[ "string suffix structures", "strings" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2493 }
2026-04-13T03:38:27.662191+00:00
codeforces:149-D
codeforces
149-D
Coloring Brackets
https://codeforces.com/problemset/problem/149/D
[ "dp" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4563 }
2026-04-13T03:38:27.662191+00:00
codeforces:149-C
codeforces
149-C
Division into Teams
https://codeforces.com/problemset/problem/149/C
[ "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 5727 }
2026-04-13T03:38:27.662191+00:00
codeforces:149-B
codeforces
149-B
Martian Clock
https://codeforces.com/problemset/problem/149/B
[ "implementation" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2383 }
2026-04-13T03:38:27.662191+00:00
codeforces:149-A
codeforces
149-A
Business trip
https://codeforces.com/problemset/problem/149/A
[ "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
900
{ "solved_count": 45814 }
2026-04-13T03:38:27.662191+00:00
codeforces:148-E
codeforces
148-E
Porcelain
https://codeforces.com/problemset/problem/148/E
[ "dp" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4846 }
2026-04-13T03:38:27.662191+00:00
codeforces:148-D
codeforces
148-D
Bag of mice
https://codeforces.com/problemset/problem/148/D
[ "dp", "games", "math", "probabilities" ]
null
null
stdin_stdout
1,800
{ "solved_count": 8836 }
2026-04-13T03:38:27.662191+00:00
codeforces:148-C
codeforces
148-C
Terse princess
https://codeforces.com/problemset/problem/148/C
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
1,700
{ "solved_count": 3369 }
2026-04-13T03:38:27.662191+00:00
codeforces:148-B
codeforces
148-B
Escape
https://codeforces.com/problemset/problem/148/B
[ "implementation", "math" ]
null
null
stdin_stdout
1,500
{ "solved_count": 6000 }
2026-04-13T03:38:27.662191+00:00
codeforces:148-A
codeforces
148-A
Insomnia cure
https://codeforces.com/problemset/problem/148/A
[ "constructive algorithms", "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 111760 }
2026-04-13T03:38:27.662191+00:00
codeforces:147-B
codeforces
147-B
Smile House
https://codeforces.com/problemset/problem/147/B
[ "binary search", "graphs", "matrices" ]
null
null
stdin_stdout
2,500
{ "solved_count": 914 }
2026-04-13T03:38:27.662191+00:00
codeforces:147-A
codeforces
147-A
Punctuation
https://codeforces.com/problemset/problem/147/A
[ "implementation", "strings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 4215 }
2026-04-13T03:38:27.662191+00:00
codeforces:146-B
codeforces
146-B
Lucky Mask
https://codeforces.com/problemset/problem/146/B
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 4950 }
2026-04-13T03:38:27.662191+00:00
codeforces:146-A
codeforces
146-A
Lucky Ticket
https://codeforces.com/problemset/problem/146/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 17033 }
2026-04-13T03:38:27.662191+00:00
codeforces:145-E
codeforces
145-E
Lucky Queries
https://codeforces.com/problemset/problem/145/E
[ "data structures" ]
null
null
stdin_stdout
2,400
{ "solved_count": 3929 }
2026-04-13T03:38:27.662191+00:00
codeforces:145-D
codeforces
145-D
Lucky Pair
https://codeforces.com/problemset/problem/145/D
[ "combinatorics", "data structures", "implementation" ]
null
null
stdin_stdout
2,900
{ "solved_count": 268 }
2026-04-13T03:38:27.662191+00:00
codeforces:145-C
codeforces
145-C
Lucky Subsequence
https://codeforces.com/problemset/problem/145/C
[ "combinatorics", "dp", "math" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2140 }
2026-04-13T03:38:27.662191+00:00
codeforces:145-B
codeforces
145-B
Lucky Number 2
https://codeforces.com/problemset/problem/145/B
[ "constructive algorithms" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2409 }
2026-04-13T03:38:27.662191+00:00
codeforces:145-A
codeforces
145-A
Lucky Conversion
https://codeforces.com/problemset/problem/145/A
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 7912 }
2026-04-13T03:38:27.662191+00:00
codeforces:144-E
codeforces
144-E
Competition
https://codeforces.com/problemset/problem/144/E
[ "data structures", "greedy" ]
null
null
stdin_stdout
2,200
{ "solved_count": 676 }
2026-04-13T03:38:27.662191+00:00
codeforces:144-D
codeforces
144-D
Missile Silos
https://codeforces.com/problemset/problem/144/D
[ "data structures", "dfs and similar", "graphs", "shortest paths" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4874 }
2026-04-13T03:38:27.662191+00:00
codeforces:144-C
codeforces
144-C
Anagram Search
https://codeforces.com/problemset/problem/144/C
[ "implementation", "strings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 4255 }
2026-04-13T03:38:27.662191+00:00
codeforces:144-B
codeforces
144-B
Meeting
https://codeforces.com/problemset/problem/144/B
[ "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 5665 }
2026-04-13T03:38:27.662191+00:00
codeforces:144-A
codeforces
144-A
Arrival of the General
https://codeforces.com/problemset/problem/144/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 119968 }
2026-04-13T03:38:27.662191+00:00
codeforces:143-B
codeforces
143-B
Help Kingdom of Far Far Away 2
https://codeforces.com/problemset/problem/143/B
[ "implementation", "strings" ]
null
null
stdin_stdout
1,200
{ "solved_count": 5323 }
2026-04-13T03:38:27.662191+00:00
codeforces:143-A
codeforces
143-A
Help Vasilisa the Wise 2
https://codeforces.com/problemset/problem/143/A
[ "brute force", "math" ]
null
null
stdin_stdout
1,000
{ "solved_count": 15402 }
2026-04-13T03:38:27.662191+00:00
codeforces:142-E
codeforces
142-E
Help Greg the Dwarf 2
https://codeforces.com/problemset/problem/142/E
[ "geometry" ]
null
null
stdin_stdout
3,000
{ "solved_count": 91 }
2026-04-13T03:38:27.662191+00:00
codeforces:142-D
codeforces
142-D
Help Shrek and Donkey 2
https://codeforces.com/problemset/problem/142/D
[ "games" ]
null
null
stdin_stdout
2,600
{ "solved_count": 399 }
2026-04-13T03:38:27.662191+00:00
codeforces:142-C
codeforces
142-C
Help Caretaker
https://codeforces.com/problemset/problem/142/C
[ "brute force", "dp" ]
null
null
stdin_stdout
2,300
{ "solved_count": 987 }
2026-04-13T03:38:27.662191+00:00
codeforces:142-B
codeforces
142-B
Help General
https://codeforces.com/problemset/problem/142/B
[ "constructive algorithms", "greedy", "implementation" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2388 }
2026-04-13T03:38:27.662191+00:00
codeforces:142-A
codeforces
142-A
Help Farmer
https://codeforces.com/problemset/problem/142/A
[ "brute force", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2816 }
2026-04-13T03:38:27.662191+00:00
codeforces:141-E
codeforces
141-E
Clearing Up
https://codeforces.com/problemset/problem/141/E
[ "constructive algorithms", "dp", "dsu", "graphs" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1349 }
2026-04-13T03:38:27.662191+00:00
codeforces:141-D
codeforces
141-D
Take-off Ramps
https://codeforces.com/problemset/problem/141/D
[ "graphs", "shortest paths" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1100 }
2026-04-13T03:38:27.662191+00:00
codeforces:141-C
codeforces
141-C
Queue
https://codeforces.com/problemset/problem/141/C
[ "constructive algorithms", "greedy", "sortings" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2715 }
2026-04-13T03:38:27.662191+00:00
codeforces:141-B
codeforces
141-B
Hopscotch
https://codeforces.com/problemset/problem/141/B
[ "geometry", "math" ]
null
null
stdin_stdout
1,400
{ "solved_count": 5774 }
2026-04-13T03:38:27.662191+00:00
codeforces:141-A
codeforces
141-A
Amusing Joke
https://codeforces.com/problemset/problem/141/A
[ "implementation", "sortings", "strings" ]
null
null
stdin_stdout
800
{ "solved_count": 100819 }
2026-04-13T03:38:27.662191+00:00
codeforces:140-F
codeforces
140-F
New Year Snowflake
https://codeforces.com/problemset/problem/140/F
[ "geometry", "sortings" ]
null
null
stdin_stdout
2,600
{ "solved_count": 397 }
2026-04-13T03:38:27.662191+00:00
codeforces:140-E
codeforces
140-E
New Year Garland
https://codeforces.com/problemset/problem/140/E
[ "combinatorics", "dp" ]
null
null
stdin_stdout
2,600
{ "solved_count": 1033 }
2026-04-13T03:38:27.662191+00:00
codeforces:140-D
codeforces
140-D
New Year Contest
https://codeforces.com/problemset/problem/140/D
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2306 }
2026-04-13T03:38:27.662191+00:00
codeforces:140-C
codeforces
140-C
New Year Snowmen
https://codeforces.com/problemset/problem/140/C
[ "binary search", "data structures", "greedy" ]
null
null
stdin_stdout
1,800
{ "solved_count": 4738 }
2026-04-13T03:38:27.662191+00:00
codeforces:140-B
codeforces
140-B
New Year Cards
https://codeforces.com/problemset/problem/140/B
[ "brute force", "greedy", "implementation" ]
null
null
stdin_stdout
1,800
{ "solved_count": 1746 }
2026-04-13T03:38:27.662191+00:00
codeforces:140-A
codeforces
140-A
New Year Table
https://codeforces.com/problemset/problem/140/A
[ "geometry", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 4355 }
2026-04-13T03:38:27.662191+00:00
codeforces:139-B
codeforces
139-B
Wallpaper
https://codeforces.com/problemset/problem/139/B
[ "implementation", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 1452 }
2026-04-13T03:38:27.662191+00:00
codeforces:139-A
codeforces
139-A
Petr and Book
https://codeforces.com/problemset/problem/139/A
[ "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 37298 }
2026-04-13T03:38:27.662191+00:00
codeforces:138-E
codeforces
138-E
Hellish Constraints
https://codeforces.com/problemset/problem/138/E
[ "brute force", "dp", "two pointers" ]
null
null
stdin_stdout
2,900
{ "solved_count": 187 }
2026-04-13T03:38:27.662191+00:00
codeforces:138-D
codeforces
138-D
World of Darkraft
https://codeforces.com/problemset/problem/138/D
[ "dp", "games" ]
null
null
stdin_stdout
2,500
{ "solved_count": 587 }
2026-04-13T03:38:27.662191+00:00
codeforces:138-C
codeforces
138-C
Mushroom Gnomes - 2
https://codeforces.com/problemset/problem/138/C
[ "binary search", "data structures", "probabilities", "sortings" ]
null
null
stdin_stdout
2,200
{ "solved_count": 956 }
2026-04-13T03:38:27.662191+00:00
codeforces:138-B
codeforces
138-B
Digits Permutations
https://codeforces.com/problemset/problem/138/B
[ "greedy" ]
null
null
stdin_stdout
1,900
{ "solved_count": 1103 }
2026-04-13T03:38:27.662191+00:00
codeforces:138-A
codeforces
138-A
Literature Lesson
https://codeforces.com/problemset/problem/138/A
[ "implementation" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2572 }
2026-04-13T03:38:27.662191+00:00
codeforces:137-E
codeforces
137-E
Last Chance
https://codeforces.com/problemset/problem/137/E
[ "data structures", "implementation", "strings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 1372 }
2026-04-13T03:38:27.662191+00:00
codeforces:137-D
codeforces
137-D
Palindromes
https://codeforces.com/problemset/problem/137/D
[ "dp", "strings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 1716 }
2026-04-13T03:38:27.662191+00:00
codeforces:137-C
codeforces
137-C
History
https://codeforces.com/problemset/problem/137/C
[ "sortings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 7781 }
2026-04-13T03:38:27.662191+00:00
codeforces:137-B
codeforces
137-B
Permutation
https://codeforces.com/problemset/problem/137/B
[ "greedy" ]
null
null
stdin_stdout
1,000
{ "solved_count": 14968 }
2026-04-13T03:38:27.662191+00:00
codeforces:137-A
codeforces
137-A
Postcards and photos
https://codeforces.com/problemset/problem/137/A
[ "implementation" ]
null
null
stdin_stdout
900
{ "solved_count": 7802 }
2026-04-13T03:38:27.662191+00:00
codeforces:136-B
codeforces
136-B
Ternary Logic
https://codeforces.com/problemset/problem/136/B
[ "implementation", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 5318 }
2026-04-13T03:38:27.662191+00:00
codeforces:136-A
codeforces
136-A
Presents
https://codeforces.com/problemset/problem/136/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 145545 }
2026-04-13T03:38:27.662191+00:00
codeforces:135-E
codeforces
135-E
Weak Subsequence
https://codeforces.com/problemset/problem/135/E
[ "combinatorics" ]
null
null
stdin_stdout
3,000
{ "solved_count": 355 }
2026-04-13T03:38:27.662191+00:00
codeforces:135-D
codeforces
135-D
Cycle
https://codeforces.com/problemset/problem/135/D
[ "brute force", "dfs and similar", "implementation" ]
null
null
stdin_stdout
2,500
{ "solved_count": 313 }
2026-04-13T03:38:27.662191+00:00
codeforces:135-C
codeforces
135-C
Zero-One
https://codeforces.com/problemset/problem/135/C
[ "constructive algorithms", "games", "greedy" ]
null
null
stdin_stdout
1,900
{ "solved_count": 1443 }
2026-04-13T03:38:27.662191+00:00
codeforces:135-B
codeforces
135-B
Rectangle and Square
https://codeforces.com/problemset/problem/135/B
[ "brute force", "geometry", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2634 }
2026-04-13T03:38:27.662191+00:00
codeforces:135-A
codeforces
135-A
Replacement
https://codeforces.com/problemset/problem/135/A
[ "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 8234 }
2026-04-13T03:38:27.662191+00:00
codeforces:134-C
codeforces
134-C
Swaps
https://codeforces.com/problemset/problem/134/C
[ "constructive algorithms", "graphs", "greedy" ]
null
null
stdin_stdout
2,200
{ "solved_count": 568 }
2026-04-13T03:38:27.662191+00:00
codeforces:134-B
codeforces
134-B
Pairs of Numbers
https://codeforces.com/problemset/problem/134/B
[ "brute force", "dfs and similar", "math", "number theory" ]
null
null
stdin_stdout
1,900
{ "solved_count": 2464 }
2026-04-13T03:38:27.662191+00:00
codeforces:134-A
codeforces
134-A
Average Numbers
https://codeforces.com/problemset/problem/134/A
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 4770 }
2026-04-13T03:38:27.662191+00:00
codeforces:133-B
codeforces
133-B
Unary
https://codeforces.com/problemset/problem/133/B
[ "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 9375 }
2026-04-13T03:38:27.662191+00:00
codeforces:133-A
codeforces
133-A
HQ9+
https://codeforces.com/problemset/problem/133/A
[ "implementation" ]
null
null
stdin_stdout
900
{ "solved_count": 124314 }
2026-04-13T03:38:27.662191+00:00
codeforces:132-E
codeforces
132-E
Bits of merry old England
https://codeforces.com/problemset/problem/132/E
[ "flows", "graphs" ]
null
null
stdin_stdout
2,700
{ "solved_count": 565 }
2026-04-13T03:38:27.662191+00:00
codeforces:132-D
codeforces
132-D
Constants in the language of Shakespeare
https://codeforces.com/problemset/problem/132/D
[ "constructive algorithms", "dp", "greedy" ]
null
null
stdin_stdout
2,100
{ "solved_count": 716 }
2026-04-13T03:38:27.662191+00:00