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codeforces:1606-C
codeforces
1606-C
Banknotes
https://codeforces.com/problemset/problem/1606/C
[ "greedy", "number theory" ]
null
null
stdin_stdout
1,400
{ "solved_count": 15305 }
2026-08-10T02:20:32.917453+00:00
codeforces:1606-B
codeforces
1606-B
Update Files
https://codeforces.com/problemset/problem/1606/B
[ "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 19670 }
2026-08-10T02:20:32.917453+00:00
codeforces:1606-A
codeforces
1606-A
AB Balance
https://codeforces.com/problemset/problem/1606/A
[ "strings" ]
null
null
stdin_stdout
900
{ "solved_count": 40061 }
2026-08-10T02:20:32.917453+00:00
codeforces:1605-F
codeforces
1605-F
PalindORme
https://codeforces.com/problemset/problem/1605/F
[ "combinatorics", "dp" ]
null
null
stdin_stdout
2,900
{ "solved_count": 436 }
2026-08-10T02:20:32.917453+00:00
codeforces:1605-E
codeforces
1605-E
Array Equalizer
https://codeforces.com/problemset/problem/1605/E
[ "binary search", "greedy", "implementation", "math", "number theory", "sortings", "two pointers" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1219 }
2026-08-10T02:20:32.917453+00:00
codeforces:1605-D
codeforces
1605-D
Treelabeling
https://codeforces.com/problemset/problem/1605/D
[ "bitmasks", "constructive algorithms", "dfs and similar", "games", "greedy", "implementation", "trees" ]
null
null
stdin_stdout
2,100
{ "solved_count": 3301 }
2026-08-10T02:20:32.917453+00:00
codeforces:1605-C
codeforces
1605-C
Dominant Character
https://codeforces.com/problemset/problem/1605/C
[ "brute force", "greedy", "implementation", "strings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 19099 }
2026-08-10T02:20:32.917453+00:00
codeforces:1605-B
codeforces
1605-B
Reverse Sort
https://codeforces.com/problemset/problem/1605/B
[ "greedy", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 19472 }
2026-08-10T02:20:32.917453+00:00
codeforces:1605-A
codeforces
1605-A
A.M. Deviation
https://codeforces.com/problemset/problem/1605/A
[ "math", "number theory" ]
null
null
stdin_stdout
800
{ "solved_count": 21717 }
2026-08-10T02:20:32.917453+00:00
codeforces:1604-B
codeforces
1604-B
XOR Specia-LIS-t
https://codeforces.com/problemset/problem/1604/B
[]
null
null
stdin_stdout
1,100
{ "solved_count": 16394 }
2026-08-10T02:20:32.917453+00:00
codeforces:1604-A
codeforces
1604-A
Era
https://codeforces.com/problemset/problem/1604/A
[ "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 22754 }
2026-08-10T02:20:32.917453+00:00
codeforces:1603-F
codeforces
1603-F
October 18, 2017
https://codeforces.com/problemset/problem/1603/F
[ "combinatorics", "dp", "implementation", "math" ]
null
null
stdin_stdout
2,700
{ "solved_count": 404 }
2026-08-10T02:20:32.917453+00:00
codeforces:1603-E
codeforces
1603-E
A Perfect Problem
https://codeforces.com/problemset/problem/1603/E
[ "combinatorics", "dp", "math" ]
null
null
stdin_stdout
3,200
{ "solved_count": 687 }
2026-08-10T02:20:32.917453+00:00
codeforces:1603-D
codeforces
1603-D
Artistic Partition
https://codeforces.com/problemset/problem/1603/D
[ "divide and conquer", "dp", "number theory" ]
null
null
stdin_stdout
3,000
{ "solved_count": 987 }
2026-08-10T02:20:32.917453+00:00
codeforces:1603-C
codeforces
1603-C
Extreme Extension
https://codeforces.com/problemset/problem/1603/C
[ "dp", "greedy", "math", "number theory" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2345 }
2026-08-10T02:20:32.917453+00:00
codeforces:1603-B
codeforces
1603-B
Moderate Modular Mode
https://codeforces.com/problemset/problem/1603/B
[ "constructive algorithms", "math", "number theory" ]
null
null
stdin_stdout
1,600
{ "solved_count": 15232 }
2026-08-10T02:20:32.917453+00:00
codeforces:1603-A
codeforces
1603-A
Di-visible Confusion
https://codeforces.com/problemset/problem/1603/A
[ "constructive algorithms", "math", "number theory" ]
null
null
stdin_stdout
1,300
{ "solved_count": 17955 }
2026-08-10T02:20:32.917453+00:00
codeforces:1602-B
codeforces
1602-B
Divine Array
https://codeforces.com/problemset/problem/1602/B
[ "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,100
{ "solved_count": 14818 }
2026-08-10T02:20:32.917453+00:00
codeforces:1602-A
codeforces
1602-A
Two Subsequences
https://codeforces.com/problemset/problem/1602/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 19879 }
2026-08-10T02:20:32.917453+00:00
codeforces:1601-F
codeforces
1601-F
Two Sorts
https://codeforces.com/problemset/problem/1601/F
[ "binary search", "dfs and similar", "math", "meet-in-the-middle" ]
null
null
stdin_stdout
3,400
{ "solved_count": 370 }
2026-08-10T02:20:32.917453+00:00
codeforces:1601-E
codeforces
1601-E
Phys Ed Online
https://codeforces.com/problemset/problem/1601/E
[ "data structures", "dp", "greedy" ]
null
null
stdin_stdout
2,900
{ "solved_count": 651 }
2026-08-10T02:20:32.917453+00:00
codeforces:1601-D
codeforces
1601-D
Difficult Mountain
https://codeforces.com/problemset/problem/1601/D
[ "data structures", "dp", "greedy", "sortings" ]
null
null
stdin_stdout
2,700
{ "solved_count": 2054 }
2026-08-10T02:20:32.917453+00:00
codeforces:1601-C
codeforces
1601-C
Optimal Insertion
https://codeforces.com/problemset/problem/1601/C
[ "data structures", "divide and conquer", "dp", "greedy", "sortings" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2395 }
2026-08-10T02:20:32.917453+00:00
codeforces:1601-B
codeforces
1601-B
Frog Traveler
https://codeforces.com/problemset/problem/1601/B
[ "data structures", "dfs and similar", "dp", "graphs", "shortest paths", "two pointers" ]
null
null
stdin_stdout
1,900
{ "solved_count": 5564 }
2026-08-10T02:20:32.917453+00:00
codeforces:1601-A
codeforces
1601-A
Array Elimination
https://codeforces.com/problemset/problem/1601/A
[ "bitmasks", "greedy", "math", "number theory" ]
null
null
stdin_stdout
1,300
{ "solved_count": 22408 }
2026-08-10T02:20:32.917453+00:00
codeforces:1600-J
codeforces
1600-J
Robot Factory
https://codeforces.com/problemset/problem/1600/J
[ "bitmasks", "dfs and similar" ]
null
null
stdin_stdout
1,400
{ "solved_count": 4471 }
2026-08-10T02:20:32.917453+00:00
codeforces:1600-F
codeforces
1600-F
Party Organization
https://codeforces.com/problemset/problem/1600/F
[ "brute force", "math", "probabilities" ]
null
null
stdin_stdout
2,300
{ "solved_count": 643 }
2026-08-10T02:20:32.917453+00:00
codeforces:1600-E
codeforces
1600-E
Array Game
https://codeforces.com/problemset/problem/1600/E
[ "games", "greedy", "two pointers" ]
null
null
stdin_stdout
1,900
{ "solved_count": 2427 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-J
codeforces
1599-J
Bob's Beautiful Array
https://codeforces.com/problemset/problem/1599/J
[ "bitmasks", "brute force", "greedy" ]
null
null
stdin_stdout
2,600
{ "solved_count": 355 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-I
codeforces
1599-I
Desert
https://codeforces.com/problemset/problem/1599/I
[ "data structures", "graphs" ]
null
null
stdin_stdout
2,700
{ "solved_count": 150 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-H
codeforces
1599-H
Hidden Fortress
https://codeforces.com/problemset/problem/1599/H
[ "interactive", "math" ]
null
null
stdin_stdout
2,100
{ "solved_count": 1309 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-G
codeforces
1599-G
Shortest path
https://codeforces.com/problemset/problem/1599/G
[ "brute force", "geometry", "math", "shortest paths" ]
null
null
stdin_stdout
2,700
{ "solved_count": 438 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-F
codeforces
1599-F
Mars
https://codeforces.com/problemset/problem/1599/F
[ "hashing" ]
null
null
stdin_stdout
2,700
{ "solved_count": 428 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-E
codeforces
1599-E
Two Arrays
https://codeforces.com/problemset/problem/1599/E
[ "data structures", "matrices" ]
null
null
stdin_stdout
3,200
{ "solved_count": 98 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-D
codeforces
1599-D
Bubble Popping
https://codeforces.com/problemset/problem/1599/D
[]
null
null
stdin_stdout
3,200
{ "solved_count": 71 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-C
codeforces
1599-C
Bubble Strike
https://codeforces.com/problemset/problem/1599/C
[ "combinatorics", "math", "probabilities", "ternary search" ]
null
null
stdin_stdout
2,000
{ "solved_count": 2057 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-B
codeforces
1599-B
Restaurant Game
https://codeforces.com/problemset/problem/1599/B
[]
null
null
stdin_stdout
3,100
{ "solved_count": 220 }
2026-08-10T02:20:32.917453+00:00
codeforces:1599-A
codeforces
1599-A
Weights
https://codeforces.com/problemset/problem/1599/A
[ "constructive algorithms", "greedy", "two pointers" ]
null
null
stdin_stdout
2,600
{ "solved_count": 919 }
2026-08-10T02:20:32.917453+00:00
codeforces:1598-G
codeforces
1598-G
The Sum of Good Numbers
https://codeforces.com/problemset/problem/1598/G
[ "hashing", "math", "string suffix structures", "strings" ]
null
null
stdin_stdout
3,200
{ "solved_count": 488 }
2026-08-10T02:20:32.917453+00:00
codeforces:1598-F
codeforces
1598-F
RBS
https://codeforces.com/problemset/problem/1598/F
[ "binary search", "bitmasks", "brute force", "data structures", "dp" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1676 }
2026-08-10T02:20:32.917453+00:00
codeforces:1598-E
codeforces
1598-E
Staircases
https://codeforces.com/problemset/problem/1598/E
[ "brute force", "combinatorics", "data structures", "dfs and similar", "dp", "implementation", "math" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2552 }
2026-08-10T02:20:32.917453+00:00
codeforces:1598-D
codeforces
1598-D
Training Session
https://codeforces.com/problemset/problem/1598/D
[ "combinatorics", "data structures", "geometry", "implementation", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 10785 }
2026-08-10T02:20:32.917453+00:00
codeforces:1598-C
codeforces
1598-C
Delete Two Elements
https://codeforces.com/problemset/problem/1598/C
[ "data structures", "dp", "implementation", "math", "two pointers" ]
null
null
stdin_stdout
1,200
{ "solved_count": 23964 }
2026-08-10T02:20:32.917453+00:00
codeforces:1598-B
codeforces
1598-B
Groups
https://codeforces.com/problemset/problem/1598/B
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 17036 }
2026-08-10T02:20:32.917453+00:00
codeforces:1598-A
codeforces
1598-A
Computer Game
https://codeforces.com/problemset/problem/1598/A
[ "brute force", "dfs and similar", "dp", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 25936 }
2026-08-10T02:20:32.917453+00:00
codeforces:1594-F
codeforces
1594-F
Ideal Farm
https://codeforces.com/problemset/problem/1594/F
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1582 }
2026-08-10T02:20:32.917453+00:00
codeforces:1594-E2
codeforces
1594-E2
Rubik's Cube Coloring (hard version)
https://codeforces.com/problemset/problem/1594/E2
[ "brute force", "dp", "implementation", "math", "trees" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1688 }
2026-08-10T02:20:32.917453+00:00
codeforces:1594-E1
codeforces
1594-E1
Rubik's Cube Coloring (easy version)
https://codeforces.com/problemset/problem/1594/E1
[ "combinatorics", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 12448 }
2026-08-10T02:20:32.917453+00:00
codeforces:1594-D
codeforces
1594-D
The Number of Imposters
https://codeforces.com/problemset/problem/1594/D
[ "constructive algorithms", "dfs and similar", "dp", "dsu", "graphs" ]
null
null
stdin_stdout
1,700
{ "solved_count": 9871 }
2026-08-10T02:20:32.917453+00:00
codeforces:1594-C
codeforces
1594-C
Make Them Equal
https://codeforces.com/problemset/problem/1594/C
[ "brute force", "greedy", "math", "strings" ]
null
null
stdin_stdout
1,200
{ "solved_count": 30314 }
2026-08-10T02:20:32.917453+00:00
codeforces:1594-B
codeforces
1594-B
Special Numbers
https://codeforces.com/problemset/problem/1594/B
[ "bitmasks", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 22457 }
2026-08-10T02:20:32.917453+00:00
codeforces:1594-A
codeforces
1594-A
Consecutive Sum Riddle
https://codeforces.com/problemset/problem/1594/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 27466 }
2026-08-10T02:20:32.917453+00:00
codeforces:1593-G
codeforces
1593-G
Changing Brackets
https://codeforces.com/problemset/problem/1593/G
[ "constructive algorithms", "data structures", "dp", "greedy" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1935 }
2026-08-10T02:20:32.917453+00:00
codeforces:1593-F
codeforces
1593-F
Red-Black Number
https://codeforces.com/problemset/problem/1593/F
[ "dfs and similar", "dp", "implementation", "math", "meet-in-the-middle" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2720 }
2026-08-10T02:20:32.917453+00:00
codeforces:1593-E
codeforces
1593-E
Gardener and Tree
https://codeforces.com/problemset/problem/1593/E
[ "brute force", "data structures", "dfs and similar", "greedy", "implementation", "trees" ]
null
null
stdin_stdout
1,600
{ "solved_count": 15184 }
2026-08-10T02:20:32.917453+00:00
codeforces:1593-D2
codeforces
1593-D2
Half of Same
https://codeforces.com/problemset/problem/1593/D2
[ "brute force", "math", "number theory" ]
null
null
stdin_stdout
1,900
{ "solved_count": 5628 }
2026-08-10T02:20:32.917453+00:00
codeforces:1593-D1
codeforces
1593-D1
All are Same
https://codeforces.com/problemset/problem/1593/D1
[ "math", "number theory" ]
null
null
stdin_stdout
1,100
{ "solved_count": 22223 }
2026-08-10T02:20:32.917453+00:00
codeforces:1593-C
codeforces
1593-C
Save More Mice
https://codeforces.com/problemset/problem/1593/C
[ "binary search", "greedy" ]
null
null
stdin_stdout
1,000
{ "solved_count": 28317 }
2026-08-10T02:20:32.917453+00:00
codeforces:1593-B
codeforces
1593-B
Make it Divisible by 25
https://codeforces.com/problemset/problem/1593/B
[ "dfs and similar", "dp", "greedy", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 43389 }
2026-08-10T02:20:32.917453+00:00
codeforces:1593-A
codeforces
1593-A
Elections
https://codeforces.com/problemset/problem/1593/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 42070 }
2026-08-10T02:20:32.917453+00:00
codeforces:1592-F2
codeforces
1592-F2
Alice and Recoloring 2
https://codeforces.com/problemset/problem/1592/F2
[ "constructive algorithms", "flows", "graph matchings", "greedy" ]
null
null
stdin_stdout
2,800
{ "solved_count": 1076 }
2026-08-10T02:20:32.917453+00:00
codeforces:1592-F1
codeforces
1592-F1
Alice and Recoloring 1
https://codeforces.com/problemset/problem/1592/F1
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
2,600
{ "solved_count": 1207 }
2026-08-10T02:20:32.917453+00:00
codeforces:1592-E
codeforces
1592-E
Bored Bakry
https://codeforces.com/problemset/problem/1592/E
[ "bitmasks", "greedy", "math", "two pointers" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1981 }
2026-08-10T02:20:32.917453+00:00
codeforces:1592-D
codeforces
1592-D
Hemose in ICPC ?
https://codeforces.com/problemset/problem/1592/D
[ "binary search", "dfs and similar", "implementation", "interactive", "math", "number theory", "trees" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2661 }
2026-08-10T02:20:32.917453+00:00
codeforces:1592-C
codeforces
1592-C
Bakry and Partitioning
https://codeforces.com/problemset/problem/1592/C
[ "bitmasks", "constructive algorithms", "dfs and similar", "dp", "graphs", "trees" ]
null
null
stdin_stdout
1,700
{ "solved_count": 9374 }
2026-08-10T02:20:32.917453+00:00
codeforces:1592-B
codeforces
1592-B
Hemose Shopping
https://codeforces.com/problemset/problem/1592/B
[ "constructive algorithms", "dsu", "math", "sortings" ]
null
null
stdin_stdout
1,200
{ "solved_count": 17408 }
2026-08-10T02:20:32.917453+00:00
codeforces:1592-A
codeforces
1592-A
Gamer Hemose
https://codeforces.com/problemset/problem/1592/A
[ "binary search", "greedy", "math", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 23984 }
2026-08-10T02:20:32.917453+00:00
codeforces:1588-F
codeforces
1588-F
Jumping Through the Array
https://codeforces.com/problemset/problem/1588/F
[ "binary search", "data structures", "graphs", "two pointers" ]
null
null
stdin_stdout
3,500
{ "solved_count": 359 }
2026-08-10T02:20:32.917453+00:00
codeforces:1586-I
codeforces
1586-I
Omkar and Mosaic
https://codeforces.com/problemset/problem/1586/I
[ "combinatorics", "constructive algorithms", "math" ]
null
null
stdin_stdout
3,500
{ "solved_count": 397 }
2026-08-10T02:20:32.917453+00:00
codeforces:1585-G
codeforces
1585-G
Poachers
https://codeforces.com/problemset/problem/1585/G
[ "dp", "games", "graphs", "trees" ]
null
null
stdin_stdout
2,500
{ "solved_count": 341 }
2026-08-10T02:20:32.917453+00:00
codeforces:1585-F
codeforces
1585-F
Non-equal Neighbours
https://codeforces.com/problemset/problem/1585/F
[ "combinatorics", "dp", "math" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1749 }
2026-08-10T02:20:32.917453+00:00
codeforces:1585-E
codeforces
1585-E
Frequency Queries
https://codeforces.com/problemset/problem/1585/E
[ "data structures", "dfs and similar", "trees" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1255 }
2026-08-10T02:20:32.917453+00:00
codeforces:1585-D
codeforces
1585-D
Yet Another Sorting Problem
https://codeforces.com/problemset/problem/1585/D
[ "data structures", "math" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4476 }
2026-08-10T02:20:32.917453+00:00
codeforces:1585-C
codeforces
1585-C
Minimize Distance
https://codeforces.com/problemset/problem/1585/C
[ "greedy" ]
null
null
stdin_stdout
1,300
{ "solved_count": 12904 }
2026-08-10T02:20:32.917453+00:00
codeforces:1585-B
codeforces
1585-B
Array Eversion
https://codeforces.com/problemset/problem/1585/B
[ "greedy" ]
null
null
stdin_stdout
900
{ "solved_count": 16413 }
2026-08-10T02:20:32.917453+00:00
codeforces:1585-A
codeforces
1585-A
Life of a Flower
https://codeforces.com/problemset/problem/1585/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 19141 }
2026-08-10T02:20:32.917453+00:00
codeforces:1584-G
codeforces
1584-G
Eligible Segments
https://codeforces.com/problemset/problem/1584/G
[ "geometry" ]
null
null
stdin_stdout
3,200
{ "solved_count": 285 }
2026-08-10T02:20:32.917453+00:00
codeforces:1584-F
codeforces
1584-F
Strange LCS
https://codeforces.com/problemset/problem/1584/F
[ "bitmasks", "dp", "graphs", "greedy", "strings" ]
null
null
stdin_stdout
2,600
{ "solved_count": 1180 }
2026-08-10T02:20:32.917453+00:00
codeforces:1584-E
codeforces
1584-E
Game with Stones
https://codeforces.com/problemset/problem/1584/E
[ "binary search", "data structures", "games", "greedy" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1500 }
2026-08-10T02:20:32.917453+00:00
codeforces:1584-D
codeforces
1584-D
Guess the Permutation
https://codeforces.com/problemset/problem/1584/D
[ "binary search", "combinatorics", "interactive", "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 4045 }
2026-08-10T02:20:32.917453+00:00
codeforces:1584-C
codeforces
1584-C
Two Arrays
https://codeforces.com/problemset/problem/1584/C
[ "greedy", "math", "sortings" ]
null
null
stdin_stdout
900
{ "solved_count": 17895 }
2026-08-10T02:20:32.917453+00:00
codeforces:1584-B
codeforces
1584-B
Coloring Rectangles
https://codeforces.com/problemset/problem/1584/B
[ "greedy", "math" ]
null
null
stdin_stdout
1,000
{ "solved_count": 14441 }
2026-08-10T02:20:32.917453+00:00
codeforces:1584-A
codeforces
1584-A
Mathematical Addition
https://codeforces.com/problemset/problem/1584/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 15624 }
2026-08-10T02:20:32.917453+00:00
codeforces:1583-H
codeforces
1583-H
Omkar and Tours
https://codeforces.com/problemset/problem/1583/H
[ "data structures", "divide and conquer", "sortings", "trees" ]
null
null
stdin_stdout
3,300
{ "solved_count": 526 }
2026-08-10T02:20:32.917453+00:00
codeforces:1583-G
codeforces
1583-G
Omkar and Time Travel
https://codeforces.com/problemset/problem/1583/G
[ "data structures", "math" ]
null
null
stdin_stdout
3,000
{ "solved_count": 571 }
2026-08-10T02:20:32.917453+00:00
codeforces:1583-F
codeforces
1583-F
Defender of Childhood Dreams
https://codeforces.com/problemset/problem/1583/F
[ "bitmasks", "constructive algorithms", "divide and conquer" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1635 }
2026-08-10T02:20:32.917453+00:00
codeforces:1583-E
codeforces
1583-E
Moment of Bloom
https://codeforces.com/problemset/problem/1583/E
[ "constructive algorithms", "dfs and similar", "graph matchings", "graphs", "greedy", "trees" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2546 }
2026-08-10T02:20:32.917453+00:00
codeforces:1583-D
codeforces
1583-D
Omkar and the Meaning of Life
https://codeforces.com/problemset/problem/1583/D
[ "constructive algorithms", "greedy", "interactive" ]
null
null
stdin_stdout
1,800
{ "solved_count": 5981 }
2026-08-10T02:20:32.917453+00:00
codeforces:1583-C
codeforces
1583-C
Omkar and Determination
https://codeforces.com/problemset/problem/1583/C
[ "data structures", "dp" ]
null
null
stdin_stdout
1,700
{ "solved_count": 7493 }
2026-08-10T02:20:32.917453+00:00
codeforces:1583-B
codeforces
1583-B
Omkar and Heavenly Tree
https://codeforces.com/problemset/problem/1583/B
[ "constructive algorithms", "trees" ]
null
null
stdin_stdout
1,200
{ "solved_count": 13411 }
2026-08-10T02:20:32.917453+00:00
codeforces:1583-A
codeforces
1583-A
Windblume Ode
https://codeforces.com/problemset/problem/1583/A
[ "math", "number theory" ]
null
null
stdin_stdout
800
{ "solved_count": 14429 }
2026-08-10T02:20:32.917453+00:00
codeforces:1582-G
codeforces
1582-G
Kuzya and Homework
https://codeforces.com/problemset/problem/1582/G
[ "data structures", "number theory" ]
null
null
stdin_stdout
2,600
{ "solved_count": 744 }
2026-08-10T02:20:32.917453+00:00
codeforces:1582-F2
codeforces
1582-F2
Korney Korneevich and XOR (hard version)
https://codeforces.com/problemset/problem/1582/F2
[ "binary search", "brute force", "dp", "greedy", "two pointers" ]
null
null
stdin_stdout
2,400
{ "solved_count": 2187 }
2026-08-10T02:20:32.917453+00:00
codeforces:1582-F1
codeforces
1582-F1
Korney Korneevich and XOR (easy version)
https://codeforces.com/problemset/problem/1582/F1
[ "bitmasks", "dp", "greedy" ]
null
null
stdin_stdout
1,800
{ "solved_count": 6730 }
2026-08-10T02:20:32.917453+00:00
codeforces:1582-E
codeforces
1582-E
Pchelyonok and Segments
https://codeforces.com/problemset/problem/1582/E
[ "binary search", "data structures", "dp", "greedy", "math" ]
null
null
stdin_stdout
2,000
{ "solved_count": 4305 }
2026-08-10T02:20:32.917453+00:00
codeforces:1582-D
codeforces
1582-D
Vupsen, Pupsen and 0
https://codeforces.com/problemset/problem/1582/D
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 11690 }
2026-08-10T02:20:32.917453+00:00
codeforces:1582-C
codeforces
1582-C
Grandma Capa Knits a Scarf
https://codeforces.com/problemset/problem/1582/C
[ "brute force", "data structures", "greedy", "strings", "two pointers" ]
null
null
stdin_stdout
1,200
{ "solved_count": 25364 }
2026-08-10T02:20:32.917453+00:00
codeforces:1582-B
codeforces
1582-B
Luntik and Subsequences
https://codeforces.com/problemset/problem/1582/B
[ "combinatorics", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 36024 }
2026-08-10T02:20:32.917453+00:00
codeforces:1582-A
codeforces
1582-A
Luntik and Concerts
https://codeforces.com/problemset/problem/1582/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 19873 }
2026-08-10T02:20:32.917453+00:00
codeforces:1581-B
codeforces
1581-B
Diameter of Graph
https://codeforces.com/problemset/problem/1581/B
[ "constructive algorithms", "graphs", "greedy", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 12652 }
2026-08-10T02:20:32.917453+00:00