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codeforces:65-B
codeforces
65-B
Harry Potter and the History of Magic
https://codeforces.com/problemset/problem/65/B
[ "brute force", "greedy", "implementation" ]
null
null
stdin_stdout
1,700
{ "solved_count": 1545 }
2026-04-13T03:38:27.662191+00:00
codeforces:65-A
codeforces
65-A
Harry Potter and Three Spells
https://codeforces.com/problemset/problem/65/A
[ "implementation", "math" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2009 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-I
codeforces
64-I
Sort the Table
https://codeforces.com/problemset/problem/64/I
[ "*special", "sortings" ]
null
null
stdin_stdout
2,400
{ "solved_count": 94 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-H
codeforces
64-H
Table Bowling
https://codeforces.com/problemset/problem/64/H
[ "*special", "sortings" ]
null
null
stdin_stdout
2,300
{ "solved_count": 122 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-G
codeforces
64-G
Path Canonization
https://codeforces.com/problemset/problem/64/G
[ "*special" ]
null
null
stdin_stdout
2,200
{ "solved_count": 129 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-F
codeforces
64-F
Domain
https://codeforces.com/problemset/problem/64/F
[ "*special", "expression parsing" ]
null
null
stdin_stdout
2,000
{ "solved_count": 192 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-E
codeforces
64-E
Prime Segment
https://codeforces.com/problemset/problem/64/E
[ "*special", "brute force", "math", "number theory" ]
null
null
stdin_stdout
1,800
{ "solved_count": 295 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-D
codeforces
64-D
Presents
https://codeforces.com/problemset/problem/64/D
[ "*special", "greedy" ]
null
null
stdin_stdout
1,800
{ "solved_count": 298 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-C
codeforces
64-C
Table
https://codeforces.com/problemset/problem/64/C
[ "*special", "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 356 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-B
codeforces
64-B
Expression
https://codeforces.com/problemset/problem/64/B
[ "*special", "expression parsing" ]
null
null
stdin_stdout
1,500
{ "solved_count": 1052 }
2026-04-13T03:38:27.662191+00:00
codeforces:64-A
codeforces
64-A
Factorial
https://codeforces.com/problemset/problem/64/A
[ "*special", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 4232 }
2026-04-13T03:38:27.662191+00:00
codeforces:63-E
codeforces
63-E
Sweets Game
https://codeforces.com/problemset/problem/63/E
[ "bitmasks", "dfs and similar", "dp", "games", "implementation" ]
null
null
stdin_stdout
2,000
{ "solved_count": 851 }
2026-04-13T03:38:27.662191+00:00
codeforces:63-D
codeforces
63-D
Dividing Island
https://codeforces.com/problemset/problem/63/D
[ "constructive algorithms" ]
null
null
stdin_stdout
1,900
{ "solved_count": 1442 }
2026-04-13T03:38:27.662191+00:00
codeforces:63-C
codeforces
63-C
Bulls and Cows
https://codeforces.com/problemset/problem/63/C
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,700
{ "solved_count": 1996 }
2026-04-13T03:38:27.662191+00:00
codeforces:63-B
codeforces
63-B
Settlers' Training
https://codeforces.com/problemset/problem/63/B
[ "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 5191 }
2026-04-13T03:38:27.662191+00:00
codeforces:63-A
codeforces
63-A
Sinking Ship
https://codeforces.com/problemset/problem/63/A
[ "implementation", "sortings", "strings" ]
null
null
stdin_stdout
900
{ "solved_count": 13354 }
2026-04-13T03:38:27.662191+00:00
codeforces:62-E
codeforces
62-E
World Evil
https://codeforces.com/problemset/problem/62/E
[ "dp", "flows" ]
null
null
stdin_stdout
2,700
{ "solved_count": 278 }
2026-04-13T03:38:27.662191+00:00
codeforces:62-D
codeforces
62-D
Wormhouse
https://codeforces.com/problemset/problem/62/D
[ "dfs and similar", "graphs" ]
null
null
stdin_stdout
2,300
{ "solved_count": 446 }
2026-04-13T03:38:27.662191+00:00
codeforces:62-C
codeforces
62-C
Inquisition
https://codeforces.com/problemset/problem/62/C
[ "geometry", "implementation", "sortings" ]
null
null
stdin_stdout
2,300
{ "solved_count": 333 }
2026-04-13T03:38:27.662191+00:00
codeforces:62-B
codeforces
62-B
Tyndex.Brome
https://codeforces.com/problemset/problem/62/B
[ "binary search", "implementation" ]
null
null
stdin_stdout
1,800
{ "solved_count": 1400 }
2026-04-13T03:38:27.662191+00:00
codeforces:62-A
codeforces
62-A
A Student's Dream
https://codeforces.com/problemset/problem/62/A
[ "greedy", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 3760 }
2026-04-13T03:38:27.662191+00:00
codeforces:61-E
codeforces
61-E
Enemy is weak
https://codeforces.com/problemset/problem/61/E
[ "data structures", "trees" ]
null
null
stdin_stdout
1,900
{ "solved_count": 14997 }
2026-04-13T03:38:27.662191+00:00
codeforces:61-D
codeforces
61-D
Eternal Victory
https://codeforces.com/problemset/problem/61/D
[ "dfs and similar", "graphs", "greedy", "shortest paths", "trees" ]
null
null
stdin_stdout
1,800
{ "solved_count": 7605 }
2026-04-13T03:38:27.662191+00:00
codeforces:61-C
codeforces
61-C
Capture Valerian
https://codeforces.com/problemset/problem/61/C
[ "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 846 }
2026-04-13T03:38:27.662191+00:00
codeforces:61-B
codeforces
61-B
Hard Work
https://codeforces.com/problemset/problem/61/B
[ "strings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 4221 }
2026-04-13T03:38:27.662191+00:00
codeforces:61-A
codeforces
61-A
Ultra-Fast Mathematician
https://codeforces.com/problemset/problem/61/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 135375 }
2026-04-13T03:38:27.662191+00:00
codeforces:60-E
codeforces
60-E
Mushroom Gnomes
https://codeforces.com/problemset/problem/60/E
[ "math", "matrices" ]
null
null
stdin_stdout
2,600
{ "solved_count": 410 }
2026-04-13T03:38:27.662191+00:00
codeforces:60-D
codeforces
60-D
Savior
https://codeforces.com/problemset/problem/60/D
[ "brute force", "dsu", "math" ]
null
null
stdin_stdout
2,500
{ "solved_count": 543 }
2026-04-13T03:38:27.662191+00:00
codeforces:60-C
codeforces
60-C
Mushroom Strife
https://codeforces.com/problemset/problem/60/C
[ "brute force", "dfs and similar" ]
null
null
stdin_stdout
2,100
{ "solved_count": 651 }
2026-04-13T03:38:27.662191+00:00
codeforces:60-B
codeforces
60-B
Serial Time!
https://codeforces.com/problemset/problem/60/B
[ "dfs and similar", "dsu" ]
null
null
stdin_stdout
1,400
{ "solved_count": 5292 }
2026-04-13T03:38:27.662191+00:00
codeforces:60-A
codeforces
60-A
Where Are My Flakes?
https://codeforces.com/problemset/problem/60/A
[ "implementation", "two pointers" ]
null
null
stdin_stdout
1,300
{ "solved_count": 4268 }
2026-04-13T03:38:27.662191+00:00
codeforces:59-E
codeforces
59-E
Shortest Path
https://codeforces.com/problemset/problem/59/E
[ "graphs", "shortest paths" ]
null
null
stdin_stdout
2,000
{ "solved_count": 4741 }
2026-04-13T03:38:27.662191+00:00
codeforces:59-D
codeforces
59-D
Team Arrangement
https://codeforces.com/problemset/problem/59/D
[ "constructive algorithms", "greedy", "implementation" ]
null
null
stdin_stdout
2,000
{ "solved_count": 743 }
2026-04-13T03:38:27.662191+00:00
codeforces:59-C
codeforces
59-C
Title
https://codeforces.com/problemset/problem/59/C
[ "expression parsing" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2449 }
2026-04-13T03:38:27.662191+00:00
codeforces:59-B
codeforces
59-B
Fortune Telling
https://codeforces.com/problemset/problem/59/B
[ "implementation", "number theory" ]
null
null
stdin_stdout
1,200
{ "solved_count": 7926 }
2026-04-13T03:38:27.662191+00:00
codeforces:59-A
codeforces
59-A
Word
https://codeforces.com/problemset/problem/59/A
[ "implementation", "strings" ]
null
null
stdin_stdout
800
{ "solved_count": 226360 }
2026-04-13T03:38:27.662191+00:00
codeforces:58-E
codeforces
58-E
Expression
https://codeforces.com/problemset/problem/58/E
[ "dp" ]
null
null
stdin_stdout
2,400
{ "solved_count": 460 }
2026-04-13T03:38:27.662191+00:00
codeforces:58-D
codeforces
58-D
Calendar
https://codeforces.com/problemset/problem/58/D
[ "greedy", "strings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 831 }
2026-04-13T03:38:27.662191+00:00
codeforces:58-C
codeforces
58-C
Trees
https://codeforces.com/problemset/problem/58/C
[ "brute force" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2257 }
2026-04-13T03:38:27.662191+00:00
codeforces:58-B
codeforces
58-B
Coins
https://codeforces.com/problemset/problem/58/B
[ "greedy" ]
null
null
stdin_stdout
1,300
{ "solved_count": 13207 }
2026-04-13T03:38:27.662191+00:00
codeforces:58-A
codeforces
58-A
Chat room
https://codeforces.com/problemset/problem/58/A
[ "greedy", "strings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 155140 }
2026-04-13T03:38:27.662191+00:00
codeforces:57-E
codeforces
57-E
Chess
https://codeforces.com/problemset/problem/57/E
[ "math", "shortest paths" ]
null
null
stdin_stdout
3,000
{ "solved_count": 287 }
2026-04-13T03:38:27.662191+00:00
codeforces:57-D
codeforces
57-D
Journey
https://codeforces.com/problemset/problem/57/D
[ "dp", "math" ]
null
null
stdin_stdout
2,500
{ "solved_count": 360 }
2026-04-13T03:38:27.662191+00:00
codeforces:57-C
codeforces
57-C
Array
https://codeforces.com/problemset/problem/57/C
[ "combinatorics", "math" ]
null
null
stdin_stdout
1,900
{ "solved_count": 3931 }
2026-04-13T03:38:27.662191+00:00
codeforces:57-B
codeforces
57-B
Martian Architecture
https://codeforces.com/problemset/problem/57/B
[ "implementation" ]
null
null
stdin_stdout
1,600
{ "solved_count": 1162 }
2026-04-13T03:38:27.662191+00:00
codeforces:57-A
codeforces
57-A
Square Earth?
https://codeforces.com/problemset/problem/57/A
[ "dfs and similar", "greedy", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 3239 }
2026-04-13T03:38:27.662191+00:00
codeforces:56-E
codeforces
56-E
Domino Principle
https://codeforces.com/problemset/problem/56/E
[ "binary search", "data structures", "sortings" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2827 }
2026-04-13T03:38:27.662191+00:00
codeforces:56-D
codeforces
56-D
Changing a String
https://codeforces.com/problemset/problem/56/D
[ "dp" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2070 }
2026-04-13T03:38:27.662191+00:00
codeforces:56-C
codeforces
56-C
Corporation Mail
https://codeforces.com/problemset/problem/56/C
[ "data structures", "expression parsing", "implementation" ]
null
null
stdin_stdout
1,700
{ "solved_count": 1299 }
2026-04-13T03:38:27.662191+00:00
codeforces:56-B
codeforces
56-B
Spoilt Permutation
https://codeforces.com/problemset/problem/56/B
[ "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 4014 }
2026-04-13T03:38:27.662191+00:00
codeforces:56-A
codeforces
56-A
Bar
https://codeforces.com/problemset/problem/56/A
[ "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 9613 }
2026-04-13T03:38:27.662191+00:00
codeforces:55-E
codeforces
55-E
Very simple problem
https://codeforces.com/problemset/problem/55/E
[ "geometry", "two pointers" ]
null
null
stdin_stdout
2,500
{ "solved_count": 812 }
2026-04-13T03:38:27.662191+00:00
codeforces:55-D
codeforces
55-D
Beautiful numbers
https://codeforces.com/problemset/problem/55/D
[ "dp", "number theory" ]
null
null
stdin_stdout
2,500
{ "solved_count": 4606 }
2026-04-13T03:38:27.662191+00:00
codeforces:55-C
codeforces
55-C
Pie or die
https://codeforces.com/problemset/problem/55/C
[ "games" ]
null
null
stdin_stdout
1,900
{ "solved_count": 1821 }
2026-04-13T03:38:27.662191+00:00
codeforces:55-B
codeforces
55-B
Smallest number
https://codeforces.com/problemset/problem/55/B
[ "brute force" ]
null
null
stdin_stdout
1,600
{ "solved_count": 3434 }
2026-04-13T03:38:27.662191+00:00
codeforces:55-A
codeforces
55-A
Flea travel
https://codeforces.com/problemset/problem/55/A
[ "implementation", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 3867 }
2026-04-13T03:38:27.662191+00:00
codeforces:54-E
codeforces
54-E
Vacuum Сleaner
https://codeforces.com/problemset/problem/54/E
[ "geometry" ]
null
null
stdin_stdout
2,700
{ "solved_count": 213 }
2026-04-13T03:38:27.662191+00:00
codeforces:54-D
codeforces
54-D
Writing a Song
https://codeforces.com/problemset/problem/54/D
[ "brute force", "dp", "strings" ]
null
null
stdin_stdout
2,100
{ "solved_count": 704 }
2026-04-13T03:38:27.662191+00:00
codeforces:54-C
codeforces
54-C
First Digit Law
https://codeforces.com/problemset/problem/54/C
[ "dp", "math", "probabilities" ]
null
null
stdin_stdout
2,000
{ "solved_count": 1624 }
2026-04-13T03:38:27.662191+00:00
codeforces:54-B
codeforces
54-B
Cutting Jigsaw Puzzle
https://codeforces.com/problemset/problem/54/B
[ "hashing", "implementation" ]
null
null
stdin_stdout
1,800
{ "solved_count": 886 }
2026-04-13T03:38:27.662191+00:00
codeforces:54-A
codeforces
54-A
Presents
https://codeforces.com/problemset/problem/54/A
[ "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 2531 }
2026-04-13T03:38:27.662191+00:00
codeforces:53-E
codeforces
53-E
Dead Ends
https://codeforces.com/problemset/problem/53/E
[ "bitmasks", "dp" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1269 }
2026-04-13T03:38:27.662191+00:00
codeforces:53-D
codeforces
53-D
Physical Education
https://codeforces.com/problemset/problem/53/D
[ "sortings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 2590 }
2026-04-13T03:38:27.662191+00:00
codeforces:53-C
codeforces
53-C
Little Frog
https://codeforces.com/problemset/problem/53/C
[ "constructive algorithms" ]
null
null
stdin_stdout
1,200
{ "solved_count": 7082 }
2026-04-13T03:38:27.662191+00:00
codeforces:53-B
codeforces
53-B
Blog Photo
https://codeforces.com/problemset/problem/53/B
[ "binary search", "implementation" ]
null
null
stdin_stdout
1,700
{ "solved_count": 1565 }
2026-04-13T03:38:27.662191+00:00
codeforces:53-A
codeforces
53-A
Autocomplete
https://codeforces.com/problemset/problem/53/A
[ "implementation" ]
null
null
stdin_stdout
1,100
{ "solved_count": 5774 }
2026-04-13T03:38:27.662191+00:00
codeforces:52-C
codeforces
52-C
Circular RMQ
https://codeforces.com/problemset/problem/52/C
[ "data structures" ]
null
null
stdin_stdout
2,200
{ "solved_count": 11126 }
2026-04-13T03:38:27.662191+00:00
codeforces:52-B
codeforces
52-B
Right Triangles
https://codeforces.com/problemset/problem/52/B
[ "combinatorics" ]
null
null
stdin_stdout
1,600
{ "solved_count": 2398 }
2026-04-13T03:38:27.662191+00:00
codeforces:52-A
codeforces
52-A
123-sequence
https://codeforces.com/problemset/problem/52/A
[ "implementation" ]
null
null
stdin_stdout
900
{ "solved_count": 10521 }
2026-04-13T03:38:27.662191+00:00
codeforces:51-F
codeforces
51-F
Caterpillar
https://codeforces.com/problemset/problem/51/F
[ "dfs and similar", "dp", "graphs", "trees" ]
null
null
stdin_stdout
2,800
{ "solved_count": 811 }
2026-04-13T03:38:27.662191+00:00
codeforces:51-E
codeforces
51-E
Pentagon
https://codeforces.com/problemset/problem/51/E
[ "combinatorics", "graphs", "matrices" ]
null
null
stdin_stdout
2,400
{ "solved_count": 453 }
2026-04-13T03:38:27.662191+00:00
codeforces:51-D
codeforces
51-D
Geometrical problem
https://codeforces.com/problemset/problem/51/D
[ "implementation" ]
null
null
stdin_stdout
2,200
{ "solved_count": 560 }
2026-04-13T03:38:27.662191+00:00
codeforces:51-C
codeforces
51-C
Three Base Stations
https://codeforces.com/problemset/problem/51/C
[ "binary search", "greedy" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2740 }
2026-04-13T03:38:27.662191+00:00
codeforces:51-B
codeforces
51-B
bHTML Tables Analisys
https://codeforces.com/problemset/problem/51/B
[ "expression parsing" ]
null
null
stdin_stdout
1,700
{ "solved_count": 1039 }
2026-04-13T03:38:27.662191+00:00
codeforces:51-A
codeforces
51-A
Cheaterius's Problem
https://codeforces.com/problemset/problem/51/A
[ "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 2080 }
2026-04-13T03:38:27.662191+00:00
codeforces:50-E
codeforces
50-E
Square Equation Roots
https://codeforces.com/problemset/problem/50/E
[ "math" ]
null
null
stdin_stdout
2,300
{ "solved_count": 428 }
2026-04-13T03:38:27.662191+00:00
codeforces:50-D
codeforces
50-D
Bombing
https://codeforces.com/problemset/problem/50/D
[ "binary search", "dp", "probabilities" ]
null
null
stdin_stdout
2,100
{ "solved_count": 703 }
2026-04-13T03:38:27.662191+00:00
codeforces:50-C
codeforces
50-C
Happy Farm 5
https://codeforces.com/problemset/problem/50/C
[ "geometry" ]
null
null
stdin_stdout
2,000
{ "solved_count": 872 }
2026-04-13T03:38:27.662191+00:00
codeforces:50-B
codeforces
50-B
Choosing Symbol Pairs
https://codeforces.com/problemset/problem/50/B
[ "strings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 6367 }
2026-04-13T03:38:27.662191+00:00
codeforces:50-A
codeforces
50-A
Domino piling
https://codeforces.com/problemset/problem/50/A
[ "greedy", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 315969 }
2026-04-13T03:38:27.662191+00:00
codeforces:49-E
codeforces
49-E
Common ancestor
https://codeforces.com/problemset/problem/49/E
[ "dp" ]
null
null
stdin_stdout
2,300
{ "solved_count": 795 }
2026-04-13T03:38:27.662191+00:00
codeforces:49-D
codeforces
49-D
Game
https://codeforces.com/problemset/problem/49/D
[ "brute force", "dp", "implementation" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2128 }
2026-04-13T03:38:27.662191+00:00
codeforces:49-C
codeforces
49-C
Disposition
https://codeforces.com/problemset/problem/49/C
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 1857 }
2026-04-13T03:38:27.662191+00:00
codeforces:49-B
codeforces
49-B
Sum
https://codeforces.com/problemset/problem/49/B
[ "math" ]
null
null
stdin_stdout
1,500
{ "solved_count": 2794 }
2026-04-13T03:38:27.662191+00:00
codeforces:49-A
codeforces
49-A
Sleuth
https://codeforces.com/problemset/problem/49/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 15220 }
2026-04-13T03:38:27.662191+00:00
codeforces:48-H
codeforces
48-H
Black and White
https://codeforces.com/problemset/problem/48/H
[ "constructive algorithms" ]
null
null
stdin_stdout
2,800
{ "solved_count": 184 }
2026-04-13T03:38:27.662191+00:00
codeforces:48-G
codeforces
48-G
Galaxy Union
https://codeforces.com/problemset/problem/48/G
[ "dp", "trees", "two pointers" ]
null
null
stdin_stdout
2,700
{ "solved_count": 324 }
2026-04-13T03:38:27.662191+00:00
codeforces:48-F
codeforces
48-F
Snow sellers
https://codeforces.com/problemset/problem/48/F
[ "greedy", "sortings" ]
null
null
stdin_stdout
2,800
{ "solved_count": 189 }
2026-04-13T03:38:27.662191+00:00
codeforces:48-E
codeforces
48-E
Ivan the Fool VS Gorynych the Dragon
https://codeforces.com/problemset/problem/48/E
[ "dp", "games", "graphs" ]
null
null
stdin_stdout
2,100
{ "solved_count": 699 }
2026-04-13T03:38:27.662191+00:00
codeforces:48-D
codeforces
48-D
Permutations
https://codeforces.com/problemset/problem/48/D
[ "greedy" ]
null
null
stdin_stdout
1,500
{ "solved_count": 2987 }
2026-04-13T03:38:27.662191+00:00
codeforces:48-C
codeforces
48-C
The Race
https://codeforces.com/problemset/problem/48/C
[ "math" ]
null
null
stdin_stdout
1,800
{ "solved_count": 853 }
2026-04-13T03:38:27.662191+00:00
codeforces:48-B
codeforces
48-B
Land Lot
https://codeforces.com/problemset/problem/48/B
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 3030 }
2026-04-13T03:38:27.662191+00:00
codeforces:48-A
codeforces
48-A
Rock-paper-scissors
https://codeforces.com/problemset/problem/48/A
[ "implementation", "schedules" ]
null
null
stdin_stdout
900
{ "solved_count": 7271 }
2026-04-13T03:38:27.662191+00:00
codeforces:47-E
codeforces
47-E
Cannon
https://codeforces.com/problemset/problem/47/E
[ "data structures", "geometry", "sortings" ]
null
null
stdin_stdout
2,200
{ "solved_count": 437 }
2026-04-13T03:38:27.662191+00:00
codeforces:47-D
codeforces
47-D
Safe
https://codeforces.com/problemset/problem/47/D
[ "brute force" ]
null
null
stdin_stdout
2,200
{ "solved_count": 969 }
2026-04-13T03:38:27.662191+00:00
codeforces:47-C
codeforces
47-C
Crossword
https://codeforces.com/problemset/problem/47/C
[ "implementation" ]
null
null
stdin_stdout
2,000
{ "solved_count": 860 }
2026-04-13T03:38:27.662191+00:00
codeforces:47-B
codeforces
47-B
Coins
https://codeforces.com/problemset/problem/47/B
[ "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 16006 }
2026-04-13T03:38:27.662191+00:00
codeforces:47-A
codeforces
47-A
Triangular numbers
https://codeforces.com/problemset/problem/47/A
[ "brute force", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 18066 }
2026-04-13T03:38:27.662191+00:00
codeforces:46-G
codeforces
46-G
Emperor's Problem
https://codeforces.com/problemset/problem/46/G
[ "geometry" ]
null
null
stdin_stdout
2,500
{ "solved_count": 134 }
2026-04-13T03:38:27.662191+00:00
codeforces:46-F
codeforces
46-F
Hercule Poirot Problem
https://codeforces.com/problemset/problem/46/F
[ "dsu", "graphs" ]
null
null
stdin_stdout
2,300
{ "solved_count": 358 }
2026-04-13T03:38:27.662191+00:00