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codeforces:549-B
codeforces
549-B
Looksery Party
https://codeforces.com/problemset/problem/549/B
[ "constructive algorithms", "dfs and similar", "graphs", "greedy" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1567 }
2026-04-13T03:38:27.662191+00:00
codeforces:549-A
codeforces
549-A
Face Detection
https://codeforces.com/problemset/problem/549/A
[ "implementation", "strings" ]
null
null
stdin_stdout
900
{ "solved_count": 10145 }
2026-04-13T03:38:27.662191+00:00
codeforces:548-B
codeforces
548-B
Mike and Fun
https://codeforces.com/problemset/problem/548/B
[ "brute force", "dp", "greedy", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 8976 }
2026-04-13T03:38:27.662191+00:00
codeforces:548-A
codeforces
548-A
Mike and Fax
https://codeforces.com/problemset/problem/548/A
[ "brute force", "implementation", "strings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 10321 }
2026-04-13T03:38:27.662191+00:00
codeforces:547-E
codeforces
547-E
Mike and Friends
https://codeforces.com/problemset/problem/547/E
[ "data structures", "string suffix structures", "strings", "trees" ]
null
null
stdin_stdout
2,800
{ "solved_count": 2554 }
2026-04-13T03:38:27.662191+00:00
codeforces:547-D
codeforces
547-D
Mike and Fish
https://codeforces.com/problemset/problem/547/D
[ "constructive algorithms", "dfs and similar", "graphs" ]
null
null
stdin_stdout
2,600
{ "solved_count": 3105 }
2026-04-13T03:38:27.662191+00:00
codeforces:547-C
codeforces
547-C
Mike and Foam
https://codeforces.com/problemset/problem/547/C
[ "bitmasks", "combinatorics", "dp", "math", "number theory" ]
null
null
stdin_stdout
2,300
{ "solved_count": 3377 }
2026-04-13T03:38:27.662191+00:00
codeforces:547-B
codeforces
547-B
Mike and Feet
https://codeforces.com/problemset/problem/547/B
[ "binary search", "data structures", "dp", "dsu" ]
null
null
stdin_stdout
1,900
{ "solved_count": 10806 }
2026-04-13T03:38:27.662191+00:00
codeforces:547-A
codeforces
547-A
Mike and Frog
https://codeforces.com/problemset/problem/547/A
[ "brute force", "greedy", "implementation", "math" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2742 }
2026-04-13T03:38:27.662191+00:00
codeforces:546-E
codeforces
546-E
Soldier and Traveling
https://codeforces.com/problemset/problem/546/E
[ "flows", "graphs", "math" ]
null
null
stdin_stdout
2,100
{ "solved_count": 4266 }
2026-04-13T03:38:27.662191+00:00
codeforces:546-D
codeforces
546-D
Soldier and Number Game
https://codeforces.com/problemset/problem/546/D
[ "constructive algorithms", "dp", "math", "number theory" ]
null
null
stdin_stdout
1,700
{ "solved_count": 13696 }
2026-04-13T03:38:27.662191+00:00
codeforces:546-C
codeforces
546-C
Soldier and Cards
https://codeforces.com/problemset/problem/546/C
[ "brute force", "dfs and similar", "games" ]
null
null
stdin_stdout
1,400
{ "solved_count": 19392 }
2026-04-13T03:38:27.662191+00:00
codeforces:546-B
codeforces
546-B
Soldier and Badges
https://codeforces.com/problemset/problem/546/B
[ "brute force", "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,200
{ "solved_count": 18583 }
2026-04-13T03:38:27.662191+00:00
codeforces:546-A
codeforces
546-A
Soldier and Bananas
https://codeforces.com/problemset/problem/546/A
[ "brute force", "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 233707 }
2026-04-13T03:38:27.662191+00:00
codeforces:545-E
codeforces
545-E
Paths and Trees
https://codeforces.com/problemset/problem/545/E
[ "graphs", "greedy", "shortest paths" ]
null
null
stdin_stdout
2,000
{ "solved_count": 5501 }
2026-04-13T03:38:27.662191+00:00
codeforces:545-D
codeforces
545-D
Queue
https://codeforces.com/problemset/problem/545/D
[ "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 29168 }
2026-04-13T03:38:27.662191+00:00
codeforces:545-C
codeforces
545-C
Woodcutters
https://codeforces.com/problemset/problem/545/C
[ "dp", "greedy" ]
null
null
stdin_stdout
1,500
{ "solved_count": 32691 }
2026-04-13T03:38:27.662191+00:00
codeforces:545-B
codeforces
545-B
Equidistant String
https://codeforces.com/problemset/problem/545/B
[ "greedy" ]
null
null
stdin_stdout
1,100
{ "solved_count": 12225 }
2026-04-13T03:38:27.662191+00:00
codeforces:545-A
codeforces
545-A
Toy Cars
https://codeforces.com/problemset/problem/545/A
[ "implementation" ]
null
null
stdin_stdout
900
{ "solved_count": 12140 }
2026-04-13T03:38:27.662191+00:00
codeforces:544-B
codeforces
544-B
Sea and Islands
https://codeforces.com/problemset/problem/544/B
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 8932 }
2026-04-13T03:38:27.662191+00:00
codeforces:544-A
codeforces
544-A
Set of Strings
https://codeforces.com/problemset/problem/544/A
[ "implementation", "strings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 8785 }
2026-04-13T03:38:27.662191+00:00
codeforces:543-E
codeforces
543-E
Listening to Music
https://codeforces.com/problemset/problem/543/E
[ "constructive algorithms", "data structures" ]
null
null
stdin_stdout
3,200
{ "solved_count": 336 }
2026-04-13T03:38:27.662191+00:00
codeforces:543-D
codeforces
543-D
Road Improvement
https://codeforces.com/problemset/problem/543/D
[ "dp", "trees" ]
null
null
stdin_stdout
2,300
{ "solved_count": 3232 }
2026-04-13T03:38:27.662191+00:00
codeforces:543-C
codeforces
543-C
Remembering Strings
https://codeforces.com/problemset/problem/543/C
[ "bitmasks", "dp" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1550 }
2026-04-13T03:38:27.662191+00:00
codeforces:543-B
codeforces
543-B
Destroying Roads
https://codeforces.com/problemset/problem/543/B
[ "constructive algorithms", "graphs", "shortest paths" ]
null
null
stdin_stdout
2,100
{ "solved_count": 4564 }
2026-04-13T03:38:27.662191+00:00
codeforces:543-A
codeforces
543-A
Writing Code
https://codeforces.com/problemset/problem/543/A
[ "dp" ]
null
null
stdin_stdout
1,800
{ "solved_count": 8817 }
2026-04-13T03:38:27.662191+00:00
codeforces:542-F
codeforces
542-F
Quest
https://codeforces.com/problemset/problem/542/F
[ "dp", "greedy" ]
null
null
stdin_stdout
2,100
{ "solved_count": 993 }
2026-04-13T03:38:27.662191+00:00
codeforces:542-E
codeforces
542-E
Playing on Graph
https://codeforces.com/problemset/problem/542/E
[ "graphs", "shortest paths" ]
null
null
stdin_stdout
2,600
{ "solved_count": 970 }
2026-04-13T03:38:27.662191+00:00
codeforces:542-D
codeforces
542-D
Superhero's Job
https://codeforces.com/problemset/problem/542/D
[ "dfs and similar", "dp", "hashing", "math", "number theory" ]
null
null
stdin_stdout
2,600
{ "solved_count": 537 }
2026-04-13T03:38:27.662191+00:00
codeforces:542-C
codeforces
542-C
Idempotent functions
https://codeforces.com/problemset/problem/542/C
[ "constructive algorithms", "graphs", "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 1258 }
2026-04-13T03:38:27.662191+00:00
codeforces:542-B
codeforces
542-B
Duck Hunt
https://codeforces.com/problemset/problem/542/B
[ "data structures" ]
null
null
stdin_stdout
3,100
{ "solved_count": 229 }
2026-04-13T03:38:27.662191+00:00
codeforces:542-A
codeforces
542-A
Place Your Ad Here
https://codeforces.com/problemset/problem/542/A
[ "data structures", "sortings" ]
null
null
stdin_stdout
2,400
{ "solved_count": 614 }
2026-04-13T03:38:27.662191+00:00
codeforces:540-E
codeforces
540-E
Infinite Inversions
https://codeforces.com/problemset/problem/540/E
[ "binary search", "data structures", "implementation", "sortings", "trees" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2478 }
2026-04-13T03:38:27.662191+00:00
codeforces:540-D
codeforces
540-D
Bad Luck Island
https://codeforces.com/problemset/problem/540/D
[ "dp", "probabilities" ]
null
null
stdin_stdout
1,900
{ "solved_count": 6458 }
2026-04-13T03:38:27.662191+00:00
codeforces:540-C
codeforces
540-C
Ice Cave
https://codeforces.com/problemset/problem/540/C
[ "dfs and similar" ]
null
null
stdin_stdout
2,000
{ "solved_count": 8202 }
2026-04-13T03:38:27.662191+00:00
codeforces:540-B
codeforces
540-B
School Marks
https://codeforces.com/problemset/problem/540/B
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,700
{ "solved_count": 4971 }
2026-04-13T03:38:27.662191+00:00
codeforces:540-A
codeforces
540-A
Combination Lock
https://codeforces.com/problemset/problem/540/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 35187 }
2026-04-13T03:38:27.662191+00:00
codeforces:538-H
codeforces
538-H
Summer Dichotomy
https://codeforces.com/problemset/problem/538/H
[ "2-sat", "data structures", "dfs and similar", "greedy" ]
null
null
stdin_stdout
3,200
{ "solved_count": 731 }
2026-04-13T03:38:27.662191+00:00
codeforces:538-G
codeforces
538-G
Berserk Robot
https://codeforces.com/problemset/problem/538/G
[ "constructive algorithms", "math", "sortings" ]
null
null
stdin_stdout
3,100
{ "solved_count": 572 }
2026-04-13T03:38:27.662191+00:00
codeforces:538-F
codeforces
538-F
A Heap of Heaps
https://codeforces.com/problemset/problem/538/F
[ "brute force", "data structures", "math", "sortings" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1855 }
2026-04-13T03:38:27.662191+00:00
codeforces:538-E
codeforces
538-E
Demiurges Play Again
https://codeforces.com/problemset/problem/538/E
[ "dfs and similar", "dp", "math", "trees" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1630 }
2026-04-13T03:38:27.662191+00:00
codeforces:538-D
codeforces
538-D
Weird Chess
https://codeforces.com/problemset/problem/538/D
[ "brute force", "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2514 }
2026-04-13T03:38:27.662191+00:00
codeforces:538-C
codeforces
538-C
Tourist's Notes
https://codeforces.com/problemset/problem/538/C
[ "binary search", "brute force", "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 6121 }
2026-04-13T03:38:27.662191+00:00
codeforces:538-B
codeforces
538-B
Quasi Binary
https://codeforces.com/problemset/problem/538/B
[ "constructive algorithms", "dp", "greedy", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 19307 }
2026-04-13T03:38:27.662191+00:00
codeforces:538-A
codeforces
538-A
Cutting Banner
https://codeforces.com/problemset/problem/538/A
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 7366 }
2026-04-13T03:38:27.662191+00:00
codeforces:536-E
codeforces
536-E
Tavas on the Path
https://codeforces.com/problemset/problem/536/E
[ "data structures", "divide and conquer", "trees" ]
null
null
stdin_stdout
3,100
{ "solved_count": 446 }
2026-04-13T03:38:27.662191+00:00
codeforces:536-D
codeforces
536-D
Tavas in Kansas
https://codeforces.com/problemset/problem/536/D
[ "dp", "games" ]
null
null
stdin_stdout
2,900
{ "solved_count": 786 }
2026-04-13T03:38:27.662191+00:00
codeforces:535-E
codeforces
535-E
Tavas and Pashmaks
https://codeforces.com/problemset/problem/535/E
[ "geometry", "math" ]
null
null
stdin_stdout
2,600
{ "solved_count": 861 }
2026-04-13T03:38:27.662191+00:00
codeforces:535-D
codeforces
535-D
Tavas and Malekas
https://codeforces.com/problemset/problem/535/D
[ "greedy", "hashing", "string suffix structures", "strings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4585 }
2026-04-13T03:38:27.662191+00:00
codeforces:535-C
codeforces
535-C
Tavas and Karafs
https://codeforces.com/problemset/problem/535/C
[ "binary search", "greedy", "math" ]
null
null
stdin_stdout
1,900
{ "solved_count": 3978 }
2026-04-13T03:38:27.662191+00:00
codeforces:535-B
codeforces
535-B
Tavas and SaDDas
https://codeforces.com/problemset/problem/535/B
[ "bitmasks", "brute force", "combinatorics", "implementation" ]
null
null
stdin_stdout
1,100
{ "solved_count": 25579 }
2026-04-13T03:38:27.662191+00:00
codeforces:535-A
codeforces
535-A
Tavas and Nafas
https://codeforces.com/problemset/problem/535/A
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 12983 }
2026-04-13T03:38:27.662191+00:00
codeforces:534-F
codeforces
534-F
Simplified Nonogram
https://codeforces.com/problemset/problem/534/F
[ "bitmasks", "dp", "hashing", "meet-in-the-middle" ]
null
null
stdin_stdout
2,400
{ "solved_count": 528 }
2026-04-13T03:38:27.662191+00:00
codeforces:534-E
codeforces
534-E
Berland Local Positioning System
https://codeforces.com/problemset/problem/534/E
[ "constructive algorithms", "greedy", "hashing", "implementation" ]
null
null
stdin_stdout
2,400
{ "solved_count": 391 }
2026-04-13T03:38:27.662191+00:00
codeforces:534-D
codeforces
534-D
Handshakes
https://codeforces.com/problemset/problem/534/D
[ "binary search", "constructive algorithms", "data structures", "greedy" ]
null
null
stdin_stdout
1,900
{ "solved_count": 2570 }
2026-04-13T03:38:27.662191+00:00
codeforces:534-C
codeforces
534-C
Polycarpus' Dice
https://codeforces.com/problemset/problem/534/C
[ "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 5266 }
2026-04-13T03:38:27.662191+00:00
codeforces:534-B
codeforces
534-B
Covered Path
https://codeforces.com/problemset/problem/534/B
[ "dp", "greedy", "math" ]
null
null
stdin_stdout
1,400
{ "solved_count": 11318 }
2026-04-13T03:38:27.662191+00:00
codeforces:534-A
codeforces
534-A
Exam
https://codeforces.com/problemset/problem/534/A
[ "constructive algorithms", "implementation", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 12897 }
2026-04-13T03:38:27.662191+00:00
codeforces:533-F
codeforces
533-F
Encoding
https://codeforces.com/problemset/problem/533/F
[ "hashing", "string suffix structures", "strings" ]
null
null
stdin_stdout
2,400
{ "solved_count": 951 }
2026-04-13T03:38:27.662191+00:00
codeforces:533-E
codeforces
533-E
Correcting Mistakes
https://codeforces.com/problemset/problem/533/E
[ "constructive algorithms", "dp", "greedy", "hashing", "strings", "two pointers" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2425 }
2026-04-13T03:38:27.662191+00:00
codeforces:533-D
codeforces
533-D
Landmarks
https://codeforces.com/problemset/problem/533/D
[ "data structures", "dp" ]
null
null
stdin_stdout
3,000
{ "solved_count": 270 }
2026-04-13T03:38:27.662191+00:00
codeforces:533-C
codeforces
533-C
Board Game
https://codeforces.com/problemset/problem/533/C
[ "games", "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 2432 }
2026-04-13T03:38:27.662191+00:00
codeforces:533-B
codeforces
533-B
Work Group
https://codeforces.com/problemset/problem/533/B
[ "dfs and similar", "dp", "graphs", "strings", "trees" ]
null
null
stdin_stdout
2,000
{ "solved_count": 2678 }
2026-04-13T03:38:27.662191+00:00
codeforces:533-A
codeforces
533-A
Berland Miners
https://codeforces.com/problemset/problem/533/A
[ "binary search", "data structures", "dfs and similar", "greedy", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 485 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-I
codeforces
530-I
Different variables
https://codeforces.com/problemset/problem/530/I
[ "*special" ]
null
null
stdin_stdout
2,500
{ "solved_count": 51 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-H
codeforces
530-H
Points in triangle
https://codeforces.com/problemset/problem/530/H
[ "*special", "geometry" ]
null
null
stdin_stdout
2,100
{ "solved_count": 129 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-G
codeforces
530-G
Levenshtein distance
https://codeforces.com/problemset/problem/530/G
[ "*special" ]
null
null
stdin_stdout
2,100
{ "solved_count": 438 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-F
codeforces
530-F
Jumping frogs
https://codeforces.com/problemset/problem/530/F
[ "*special" ]
null
null
stdin_stdout
2,100
{ "solved_count": 112 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-E
codeforces
530-E
Sum and product
https://codeforces.com/problemset/problem/530/E
[ "*special" ]
null
null
stdin_stdout
1,700
{ "solved_count": 330 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-D
codeforces
530-D
Set subtraction
https://codeforces.com/problemset/problem/530/D
[ "*special" ]
null
null
stdin_stdout
1,600
{ "solved_count": 461 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-C
codeforces
530-C
Diophantine equation
https://codeforces.com/problemset/problem/530/C
[ "*special" ]
null
null
stdin_stdout
1,500
{ "solved_count": 597 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-B
codeforces
530-B
String inside out
https://codeforces.com/problemset/problem/530/B
[ "*special" ]
null
null
stdin_stdout
1,600
{ "solved_count": 555 }
2026-04-13T03:38:27.662191+00:00
codeforces:530-A
codeforces
530-A
Quadratic equation
https://codeforces.com/problemset/problem/530/A
[ "*special" ]
null
null
stdin_stdout
1,500
{ "solved_count": 692 }
2026-04-13T03:38:27.662191+00:00
codeforces:529-B
codeforces
529-B
Group Photo 2 (online mirror version)
https://codeforces.com/problemset/problem/529/B
[ "brute force", "greedy", "sortings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 994 }
2026-04-13T03:38:27.662191+00:00
codeforces:528-E
codeforces
528-E
Triangles 3000
https://codeforces.com/problemset/problem/528/E
[ "geometry", "sortings" ]
null
null
stdin_stdout
3,100
{ "solved_count": 226 }
2026-04-13T03:38:27.662191+00:00
codeforces:528-D
codeforces
528-D
Fuzzy Search
https://codeforces.com/problemset/problem/528/D
[ "bitmasks", "brute force", "fft" ]
null
null
stdin_stdout
2,500
{ "solved_count": 2833 }
2026-04-13T03:38:27.662191+00:00
codeforces:527-E
codeforces
527-E
Data Center Drama
https://codeforces.com/problemset/problem/527/E
[ "dfs and similar", "graphs" ]
null
null
stdin_stdout
2,600
{ "solved_count": 2182 }
2026-04-13T03:38:27.662191+00:00
codeforces:527-D
codeforces
527-D
Clique Problem
https://codeforces.com/problemset/problem/527/D
[ "data structures", "dp", "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,800
{ "solved_count": 5072 }
2026-04-13T03:38:27.662191+00:00
codeforces:527-C
codeforces
527-C
Glass Carving
https://codeforces.com/problemset/problem/527/C
[ "binary search", "data structures", "implementation" ]
null
null
stdin_stdout
1,500
{ "solved_count": 7520 }
2026-04-13T03:38:27.662191+00:00
codeforces:527-B
codeforces
527-B
Error Correct System
https://codeforces.com/problemset/problem/527/B
[ "greedy" ]
null
null
stdin_stdout
1,500
{ "solved_count": 4063 }
2026-04-13T03:38:27.662191+00:00
codeforces:527-A
codeforces
527-A
Playing with Paper
https://codeforces.com/problemset/problem/527/A
[ "implementation", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 15536 }
2026-04-13T03:38:27.662191+00:00
codeforces:526-G
codeforces
526-G
Spiders Evil Plan
https://codeforces.com/problemset/problem/526/G
[ "greedy", "trees" ]
null
null
stdin_stdout
3,300
{ "solved_count": 859 }
2026-04-13T03:38:27.662191+00:00
codeforces:526-F
codeforces
526-F
Pudding Monsters
https://codeforces.com/problemset/problem/526/F
[ "data structures", "divide and conquer" ]
null
null
stdin_stdout
3,000
{ "solved_count": 3387 }
2026-04-13T03:38:27.662191+00:00
codeforces:526-E
codeforces
526-E
Transmitting Levels
https://codeforces.com/problemset/problem/526/E
[ "dp", "implementation" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1176 }
2026-04-13T03:38:27.662191+00:00
codeforces:526-D
codeforces
526-D
Om Nom and Necklace
https://codeforces.com/problemset/problem/526/D
[ "hashing", "string suffix structures", "strings" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2429 }
2026-04-13T03:38:27.662191+00:00
codeforces:526-C
codeforces
526-C
Om Nom and Candies
https://codeforces.com/problemset/problem/526/C
[ "brute force", "greedy", "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 2644 }
2026-04-13T03:38:27.662191+00:00
codeforces:526-B
codeforces
526-B
Om Nom and Dark Park
https://codeforces.com/problemset/problem/526/B
[ "dfs and similar", "greedy", "implementation" ]
null
null
stdin_stdout
1,400
{ "solved_count": 4692 }
2026-04-13T03:38:27.662191+00:00
codeforces:526-A
codeforces
526-A
King of Thieves
https://codeforces.com/problemset/problem/526/A
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 5000 }
2026-04-13T03:38:27.662191+00:00
codeforces:525-E
codeforces
525-E
Anya and Cubes
https://codeforces.com/problemset/problem/525/E
[ "binary search", "bitmasks", "brute force", "dp", "math", "meet-in-the-middle" ]
null
null
stdin_stdout
2,100
{ "solved_count": 4145 }
2026-04-13T03:38:27.662191+00:00
codeforces:525-D
codeforces
525-D
Arthur and Walls
https://codeforces.com/problemset/problem/525/D
[ "constructive algorithms", "data structures", "graphs", "greedy", "shortest paths" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1993 }
2026-04-13T03:38:27.662191+00:00
codeforces:525-C
codeforces
525-C
Ilya and Sticks
https://codeforces.com/problemset/problem/525/C
[ "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 6051 }
2026-04-13T03:38:27.662191+00:00
codeforces:525-B
codeforces
525-B
Pasha and String
https://codeforces.com/problemset/problem/525/B
[ "constructive algorithms", "greedy", "math", "strings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 10207 }
2026-04-13T03:38:27.662191+00:00
codeforces:525-A
codeforces
525-A
Vitaliy and Pie
https://codeforces.com/problemset/problem/525/A
[ "greedy", "hashing", "strings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 16342 }
2026-04-13T03:38:27.662191+00:00
codeforces:524-F
codeforces
524-F
And Yet Another Bracket Sequence
https://codeforces.com/problemset/problem/524/F
[ "data structures", "greedy", "hashing", "string suffix structures", "strings" ]
null
null
stdin_stdout
2,700
{ "solved_count": 592 }
2026-04-13T03:38:27.662191+00:00
codeforces:524-E
codeforces
524-E
Rooks and Rectangles
https://codeforces.com/problemset/problem/524/E
[ "data structures", "sortings" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1316 }
2026-04-13T03:38:27.662191+00:00
codeforces:524-D
codeforces
524-D
Social Network
https://codeforces.com/problemset/problem/524/D
[ "greedy", "two pointers" ]
null
null
stdin_stdout
2,100
{ "solved_count": 999 }
2026-04-13T03:38:27.662191+00:00
codeforces:524-C
codeforces
524-C
The Art of Dealing with ATM
https://codeforces.com/problemset/problem/524/C
[ "binary search", "sortings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 2188 }
2026-04-13T03:38:27.662191+00:00
codeforces:524-B
codeforces
524-B
Фото на память - 2 (round version)
https://codeforces.com/problemset/problem/524/B
[ "dp", "greedy" ]
null
null
stdin_stdout
1,700
{ "solved_count": 1543 }
2026-04-13T03:38:27.662191+00:00
codeforces:524-A
codeforces
524-A
Возможно, вы знаете этих людей?
https://codeforces.com/problemset/problem/524/A
[ "implementation" ]
null
null
stdin_stdout
1,600
{ "solved_count": 1483 }
2026-04-13T03:38:27.662191+00:00
codeforces:523-D
codeforces
523-D
Statistics of Recompressing Videos
https://codeforces.com/problemset/problem/523/D
[ "*special", "data structures", "implementation" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2549 }
2026-04-13T03:38:27.662191+00:00