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codeforces:2162-G
codeforces
2162-G
Beautiful Tree
https://codeforces.com/problemset/problem/2162/G
[ "constructive algorithms", "math", "probabilities", "trees" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2721 }
2026-03-09T02:48:10.180324+00:00
codeforces:2162-F
codeforces
2162-F
Beautiful Intervals
https://codeforces.com/problemset/problem/2162/F
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2769 }
2026-03-09T02:48:10.180324+00:00
codeforces:2162-E
codeforces
2162-E
Beautiful Palindromes
https://codeforces.com/problemset/problem/2162/E
[ "constructive algorithms", "greedy", "schedules" ]
null
null
stdin_stdout
1,600
{ "solved_count": 8920 }
2026-03-09T02:48:10.180324+00:00
codeforces:2162-D
codeforces
2162-D
Beautiful Permutation
https://codeforces.com/problemset/problem/2162/D
[ "binary search", "interactive" ]
null
null
stdin_stdout
1,400
{ "solved_count": 11915 }
2026-03-09T02:48:10.180324+00:00
codeforces:2162-C
codeforces
2162-C
Beautiful XOR
https://codeforces.com/problemset/problem/2162/C
[ "bitmasks", "constructive algorithms", "greedy" ]
null
null
stdin_stdout
1,100
{ "solved_count": 20644 }
2026-03-09T02:48:10.180324+00:00
codeforces:2162-B
codeforces
2162-B
Beautiful String
https://codeforces.com/problemset/problem/2162/B
[ "brute force", "constructive algorithms" ]
null
null
stdin_stdout
1,000
{ "solved_count": 27084 }
2026-03-09T02:48:10.180324+00:00
codeforces:2162-A
codeforces
2162-A
Beautiful Average
https://codeforces.com/problemset/problem/2162/A
[ "brute force", "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 40467 }
2026-03-09T02:48:10.180324+00:00
codeforces:2161-H
codeforces
2161-H
Cycle Sort
https://codeforces.com/problemset/problem/2161/H
[ "data structures" ]
null
null
stdin_stdout
3,500
{ "solved_count": 50 }
2026-03-09T02:48:10.180324+00:00
codeforces:2161-G
codeforces
2161-G
Bitwise And Equals
https://codeforces.com/problemset/problem/2161/G
[ "bitmasks", "greedy" ]
null
null
stdin_stdout
3,500
{ "solved_count": 86 }
2026-03-09T02:48:10.180324+00:00
codeforces:2161-F
codeforces
2161-F
SubMST
https://codeforces.com/problemset/problem/2161/F
[ "combinatorics", "graphs", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 255 }
2026-03-09T02:48:10.180324+00:00
codeforces:2161-E
codeforces
2161-E
Left is Always Right
https://codeforces.com/problemset/problem/2161/E
[ "combinatorics", "implementation", "math" ]
null
null
stdin_stdout
2,400
{ "solved_count": 749 }
2026-03-09T02:48:10.180324+00:00
codeforces:2161-D
codeforces
2161-D
Locked Out
https://codeforces.com/problemset/problem/2161/D
[ "binary search", "data structures", "dp", "greedy" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2685 }
2026-03-09T02:48:10.180324+00:00
codeforces:2161-C
codeforces
2161-C
Loyalty
https://codeforces.com/problemset/problem/2161/C
[ "constructive algorithms", "greedy", "sortings", "two pointers" ]
null
null
stdin_stdout
1,200
{ "solved_count": 11945 }
2026-03-09T02:48:10.180324+00:00
codeforces:2161-B
codeforces
2161-B
Make Connected
https://codeforces.com/problemset/problem/2161/B
[ "brute force", "implementation" ]
null
null
stdin_stdout
1,700
{ "solved_count": 5193 }
2026-03-09T02:48:10.180324+00:00
codeforces:2161-A
codeforces
2161-A
Round Trip
https://codeforces.com/problemset/problem/2161/A
[ "games", "greedy", "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 15376 }
2026-03-09T02:48:10.180324+00:00
codeforces:2160-C
codeforces
2160-C
Reverse XOR
https://codeforces.com/problemset/problem/2160/C
[ "bitmasks" ]
null
null
stdin_stdout
1,300
{ "solved_count": 14640 }
2026-03-09T02:48:10.180324+00:00
codeforces:2160-B
codeforces
2160-B
Distinct Elements
https://codeforces.com/problemset/problem/2160/B
[ "greedy", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 17203 }
2026-03-09T02:48:10.180324+00:00
codeforces:2160-A
codeforces
2160-A
MEX Partition
https://codeforces.com/problemset/problem/2160/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 21988 }
2026-03-09T02:48:10.180324+00:00
codeforces:2159-F
codeforces
2159-F
Grand Finale: Snakes
https://codeforces.com/problemset/problem/2159/F
[ "binary search", "interactive", "ternary search" ]
null
null
stdin_stdout
3,500
{ "solved_count": 130 }
2026-03-09T02:48:10.180324+00:00
codeforces:2159-E
codeforces
2159-E
Super-Short-Polynomial-San
https://codeforces.com/problemset/problem/2159/E
[ "math", "meet-in-the-middle" ]
null
null
stdin_stdout
3,500
{ "solved_count": 186 }
2026-03-09T02:48:10.180324+00:00
codeforces:2159-D2
codeforces
2159-D2
Inverse Minimum Partition (Hard Version)
https://codeforces.com/problemset/problem/2159/D2
[ "dp", "greedy", "math" ]
null
null
stdin_stdout
3,200
{ "solved_count": 379 }
2026-03-09T02:48:10.180324+00:00
codeforces:2159-D1
codeforces
2159-D1
Inverse Minimum Partition (Easy Version)
https://codeforces.com/problemset/problem/2159/D1
[ "binary search", "brute force", "dp", "geometry", "greedy", "math", "two pointers" ]
null
null
stdin_stdout
2,500
{ "solved_count": 973 }
2026-03-09T02:48:10.180324+00:00
codeforces:2159-C
codeforces
2159-C
Twin Polynomials
https://codeforces.com/problemset/problem/2159/C
[ "combinatorics", "graph matchings", "math" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1618 }
2026-03-09T02:48:10.180324+00:00
codeforces:2159-B
codeforces
2159-B
Rectangles
https://codeforces.com/problemset/problem/2159/B
[ "brute force", "data structures", "dp", "dsu", "greedy", "implementation", "two pointers" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2231 }
2026-03-09T02:48:10.180324+00:00
codeforces:2159-A
codeforces
2159-A
MAD Interactive Problem
https://codeforces.com/problemset/problem/2159/A
[ "constructive algorithms", "implementation", "interactive" ]
null
null
stdin_stdout
1,700
{ "solved_count": 7916 }
2026-03-09T02:48:10.180324+00:00
codeforces:2158-F2
codeforces
2158-F2
Distinct GCDs (Hard Version)
https://codeforces.com/problemset/problem/2158/F2
[ "combinatorics", "constructive algorithms", "graphs", "math", "number theory" ]
null
null
stdin_stdout
3,000
{ "solved_count": 195 }
2026-03-09T02:48:10.180324+00:00
codeforces:2158-F1
codeforces
2158-F1
Distinct GCDs (Easy Version)
https://codeforces.com/problemset/problem/2158/F1
[ "constructive algorithms", "graphs", "math", "number theory" ]
null
null
stdin_stdout
2,600
{ "solved_count": 328 }
2026-03-09T02:48:10.180324+00:00
codeforces:2158-E
codeforces
2158-E
Sink
https://codeforces.com/problemset/problem/2158/E
[ "data structures", "divide and conquer", "dsu", "graphs", "implementation" ]
null
null
stdin_stdout
2,600
{ "solved_count": 572 }
2026-03-09T02:48:10.180324+00:00
codeforces:2158-D
codeforces
2158-D
Palindrome Flipping
https://codeforces.com/problemset/problem/2158/D
[ "brute force", "constructive algorithms", "graphs", "implementation", "shortest paths", "strings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3119 }
2026-03-09T02:48:10.180324+00:00
codeforces:2158-C
codeforces
2158-C
Annoying Game
https://codeforces.com/problemset/problem/2158/C
[ "dp", "games", "greedy" ]
null
null
stdin_stdout
1,400
{ "solved_count": 10360 }
2026-03-09T02:48:10.180324+00:00
codeforces:2158-B
codeforces
2158-B
Split
https://codeforces.com/problemset/problem/2158/B
[ "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
1,200
{ "solved_count": 13297 }
2026-03-09T02:48:10.180324+00:00
codeforces:2158-A
codeforces
2158-A
Suspension
https://codeforces.com/problemset/problem/2158/A
[ "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 22543 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-I
codeforces
2157-I
Hyper Smawk Bros
https://codeforces.com/problemset/problem/2157/I
[ "dp", "games" ]
null
null
stdin_stdout
3,500
{ "solved_count": 146 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-H
codeforces
2157-H
Keygen 3
https://codeforces.com/problemset/problem/2157/H
[ "brute force", "combinatorics", "constructive algorithms", "dfs and similar", "math" ]
null
null
stdin_stdout
3,200
{ "solved_count": 110 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-G
codeforces
2157-G
Isaac's Queries
https://codeforces.com/problemset/problem/2157/G
[ "bitmasks", "brute force", "constructive algorithms", "dfs and similar", "divide and conquer", "dp", "greedy", "interactive", "math", "probabilities" ]
null
null
stdin_stdout
2,800
{ "solved_count": 383 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-F
codeforces
2157-F
Git Gud
https://codeforces.com/problemset/problem/2157/F
[ "brute force", "constructive algorithms", "divide and conquer", "math", "ternary search" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1236 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-E
codeforces
2157-E
Adjusting Drones
https://codeforces.com/problemset/problem/2157/E
[ "binary search", "brute force", "data structures", "dp", "dsu", "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,900
{ "solved_count": 3436 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-D
codeforces
2157-D
Billion Players Game
https://codeforces.com/problemset/problem/2157/D
[ "binary search", "greedy", "math", "sortings", "ternary search", "two pointers" ]
null
null
stdin_stdout
1,600
{ "solved_count": 5675 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-C
codeforces
2157-C
Meximum Array 2
https://codeforces.com/problemset/problem/2157/C
[ "constructive algorithms", "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,400
{ "solved_count": 8711 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-B
codeforces
2157-B
Expansion Plan 2
https://codeforces.com/problemset/problem/2157/B
[ "implementation", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 12325 }
2026-03-09T02:48:10.180324+00:00
codeforces:2157-A
codeforces
2157-A
Dungeon Equilibrium
https://codeforces.com/problemset/problem/2157/A
[ "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 15911 }
2026-03-09T02:48:10.180324+00:00
codeforces:2156-F2
codeforces
2156-F2
Strange Operation (Hard Version)
https://codeforces.com/problemset/problem/2156/F2
[ "data structures", "greedy", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 227 }
2026-03-09T02:48:10.180324+00:00
codeforces:2156-F1
codeforces
2156-F1
Strange Operation (Easy Version)
https://codeforces.com/problemset/problem/2156/F1
[ "brute force", "data structures", "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1569 }
2026-03-09T02:48:10.180324+00:00
codeforces:2156-E
codeforces
2156-E
Best Time to Buy and Sell Stock
https://codeforces.com/problemset/problem/2156/E
[ "binary search", "brute force", "data structures", "dp", "games", "graphs", "greedy" ]
null
null
stdin_stdout
2,500
{ "solved_count": 909 }
2026-03-09T02:48:10.180324+00:00
codeforces:2156-D
codeforces
2156-D
Find the Last Number
https://codeforces.com/problemset/problem/2156/D
[ "binary search", "bitmasks", "constructive algorithms", "interactive" ]
null
null
stdin_stdout
1,900
{ "solved_count": 5222 }
2026-03-09T02:48:10.180324+00:00
codeforces:2156-C
codeforces
2156-C
Maximum GCD on Whiteboard
https://codeforces.com/problemset/problem/2156/C
[ "greedy", "math", "number theory" ]
null
null
stdin_stdout
1,400
{ "solved_count": 11753 }
2026-03-09T02:48:10.180324+00:00
codeforces:2156-B
codeforces
2156-B
Strange Machine
https://codeforces.com/problemset/problem/2156/B
[ "binary search", "brute force", "greedy", "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 20107 }
2026-03-09T02:48:10.180324+00:00
codeforces:2156-A
codeforces
2156-A
Pizza Time
https://codeforces.com/problemset/problem/2156/A
[ "brute force", "constructive algorithms", "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 26146 }
2026-03-09T02:48:10.180324+00:00
codeforces:2155-F
codeforces
2155-F
Juan's Colorful Tree
https://codeforces.com/problemset/problem/2155/F
[ "data structures", "dfs and similar", "dsu", "graphs", "meet-in-the-middle", "trees" ]
null
null
stdin_stdout
2,800
{ "solved_count": 526 }
2026-03-09T02:48:10.180324+00:00
codeforces:2155-E
codeforces
2155-E
Mimo & Yuyu
https://codeforces.com/problemset/problem/2155/E
[ "games", "greedy", "math" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2558 }
2026-03-09T02:48:10.180324+00:00
codeforces:2155-D
codeforces
2155-D
Batteries
https://codeforces.com/problemset/problem/2155/D
[ "brute force", "constructive algorithms", "graph matchings", "graphs", "interactive", "math" ]
null
null
stdin_stdout
1,800
{ "solved_count": 5612 }
2026-03-09T02:48:10.180324+00:00
codeforces:2155-C
codeforces
2155-C
The Ancient Wizards' Capes
https://codeforces.com/problemset/problem/2155/C
[ "brute force", "greedy", "implementation" ]
null
null
stdin_stdout
1,500
{ "solved_count": 9665 }
2026-03-09T02:48:10.180324+00:00
codeforces:2155-B
codeforces
2155-B
Abraham's Great Escape
https://codeforces.com/problemset/problem/2155/B
[ "constructive algorithms", "graphs" ]
null
null
stdin_stdout
1,100
{ "solved_count": 16336 }
2026-03-09T02:48:10.180324+00:00
codeforces:2155-A
codeforces
2155-A
El fucho
https://codeforces.com/problemset/problem/2155/A
[ "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 24453 }
2026-03-09T02:48:10.180324+00:00
codeforces:2154-F2
codeforces
2154-F2
Bombing (Hard Version)
https://codeforces.com/problemset/problem/2154/F2
[ "combinatorics", "dp" ]
null
null
stdin_stdout
3,300
{ "solved_count": 165 }
2026-03-09T02:48:10.180324+00:00
codeforces:2154-F1
codeforces
2154-F1
Bombing (Easy Version)
https://codeforces.com/problemset/problem/2154/F1
[ "brute force", "combinatorics", "constructive algorithms", "implementation", "math" ]
null
null
stdin_stdout
2,700
{ "solved_count": 519 }
2026-03-09T02:48:10.180324+00:00
codeforces:2154-E
codeforces
2154-E
No Mind To Think
https://codeforces.com/problemset/problem/2154/E
[ "binary search", "divide and conquer", "greedy", "sortings", "ternary search", "two pointers" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1167 }
2026-03-09T02:48:10.180324+00:00
codeforces:2154-D
codeforces
2154-D
Catshock
https://codeforces.com/problemset/problem/2154/D
[ "constructive algorithms", "dfs and similar", "graphs", "trees", "two pointers" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4581 }
2026-03-09T02:48:10.180324+00:00
codeforces:2154-C2
codeforces
2154-C2
No Cost Too Great (Hard Version)
https://codeforces.com/problemset/problem/2154/C2
[ "greedy", "math", "number theory" ]
null
null
stdin_stdout
2,000
{ "solved_count": 5342 }
2026-03-09T02:48:10.180324+00:00
codeforces:2154-C1
codeforces
2154-C1
No Cost Too Great (Easy Version)
https://codeforces.com/problemset/problem/2154/C1
[ "greedy", "implementation", "math", "number theory" ]
null
null
stdin_stdout
1,400
{ "solved_count": 13029 }
2026-03-09T02:48:10.180324+00:00
codeforces:2154-B
codeforces
2154-B
Make it Zigzag
https://codeforces.com/problemset/problem/2154/B
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
1,000
{ "solved_count": 19149 }
2026-03-09T02:48:10.180324+00:00
codeforces:2154-A
codeforces
2154-A
Notelock
https://codeforces.com/problemset/problem/2154/A
[ "greedy", "two pointers" ]
null
null
stdin_stdout
800
{ "solved_count": 22510 }
2026-03-09T02:48:10.180324+00:00
codeforces:2153-F
codeforces
2153-F
Odd Queries on Odd Array
https://codeforces.com/problemset/problem/2153/F
[ "bitmasks", "brute force", "data structures", "implementation", "trees" ]
null
null
stdin_stdout
2,900
{ "solved_count": 309 }
2026-03-09T02:48:10.180324+00:00
codeforces:2153-E
codeforces
2153-E
Zero Trailing Factorial
https://codeforces.com/problemset/problem/2153/E
[ "brute force", "math", "number theory" ]
null
null
stdin_stdout
2,400
{ "solved_count": 914 }
2026-03-09T02:48:10.180324+00:00
codeforces:2153-D
codeforces
2153-D
Not Alone
https://codeforces.com/problemset/problem/2153/D
[ "dp", "greedy" ]
null
null
stdin_stdout
1,800
{ "solved_count": 6096 }
2026-03-09T02:48:10.180324+00:00
codeforces:2153-C
codeforces
2153-C
Symmetrical Polygons
https://codeforces.com/problemset/problem/2153/C
[ "constructive algorithms", "geometry", "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,500
{ "solved_count": 11469 }
2026-03-09T02:48:10.180324+00:00
codeforces:2153-B
codeforces
2153-B
Bitwise Reversion
https://codeforces.com/problemset/problem/2153/B
[ "bitmasks", "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 22130 }
2026-03-09T02:48:10.180324+00:00
codeforces:2153-A
codeforces
2153-A
Circle of Apple Trees
https://codeforces.com/problemset/problem/2153/A
[ "greedy", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 25900 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-H2
codeforces
2152-H2
Victorious Coloring (Hard Version)
https://codeforces.com/problemset/problem/2152/H2
[ "data structures", "greedy", "schedules" ]
null
null
stdin_stdout
3,500
{ "solved_count": 184 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-H1
codeforces
2152-H1
Victorious Coloring (Easy Version)
https://codeforces.com/problemset/problem/2152/H1
[ "dfs and similar", "dp", "greedy" ]
null
null
stdin_stdout
2,900
{ "solved_count": 503 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-G
codeforces
2152-G
Query Jungle
https://codeforces.com/problemset/problem/2152/G
[ "data structures", "implementation", "math", "matrices", "trees" ]
null
null
stdin_stdout
2,900
{ "solved_count": 636 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-F
codeforces
2152-F
Triple Attack
https://codeforces.com/problemset/problem/2152/F
[ "data structures", "greedy" ]
null
null
stdin_stdout
2,500
{ "solved_count": 993 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-E
codeforces
2152-E
Monotone Subsequence
https://codeforces.com/problemset/problem/2152/E
[ "constructive algorithms", "graphs", "greedy", "interactive", "math" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2634 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-D
codeforces
2152-D
Division Versus Addition
https://codeforces.com/problemset/problem/2152/D
[ "games", "greedy", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 6484 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-C
codeforces
2152-C
Triple Removal
https://codeforces.com/problemset/problem/2152/C
[ "data structures", "greedy", "math" ]
null
null
stdin_stdout
1,400
{ "solved_count": 11690 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-B
codeforces
2152-B
Catching the Krug
https://codeforces.com/problemset/problem/2152/B
[ "games" ]
null
null
stdin_stdout
1,300
{ "solved_count": 12550 }
2026-03-09T02:48:10.180324+00:00
codeforces:2152-A
codeforces
2152-A
Increase or Smash
https://codeforces.com/problemset/problem/2152/A
[ "greedy", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 21725 }
2026-03-09T02:48:10.180324+00:00
codeforces:2151-C
codeforces
2151-C
Incremental Stay
https://codeforces.com/problemset/problem/2151/C
[ "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,400
{ "solved_count": 9715 }
2026-03-09T02:48:10.180324+00:00
codeforces:2151-A
codeforces
2151-A
Incremental Subarray
https://codeforces.com/problemset/problem/2151/A
[ "math", "strings" ]
null
null
stdin_stdout
800
{ "solved_count": 17445 }
2026-03-09T02:48:10.180324+00:00
codeforces:2150-G
codeforces
2150-G
Counting Is Fun: The Finale
https://codeforces.com/problemset/problem/2150/G
[ "combinatorics", "implementation" ]
null
null
stdin_stdout
3,500
{ "solved_count": 70 }
2026-03-09T02:48:10.180324+00:00
codeforces:2150-F
codeforces
2150-F
Cycle Closing
https://codeforces.com/problemset/problem/2150/F
[ "constructive algorithms", "graphs", "implementation", "shortest paths", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 190 }
2026-03-09T02:48:10.180324+00:00
codeforces:2150-E2
codeforces
2150-E2
Hidden Single (Version 2)
https://codeforces.com/problemset/problem/2150/E2
[ "binary search", "divide and conquer", "interactive", "math", "probabilities" ]
null
null
stdin_stdout
2,800
{ "solved_count": 567 }
2026-03-09T02:48:10.180324+00:00
codeforces:2150-E1
codeforces
2150-E1
Hidden Single (Version 1)
https://codeforces.com/problemset/problem/2150/E1
[ "divide and conquer", "interactive", "math", "probabilities", "sortings" ]
null
null
stdin_stdout
2,600
{ "solved_count": 951 }
2026-03-09T02:48:10.180324+00:00
codeforces:2150-D
codeforces
2150-D
Attraction Theory
https://codeforces.com/problemset/problem/2150/D
[ "combinatorics", "dp", "math" ]
null
null
stdin_stdout
2,700
{ "solved_count": 725 }
2026-03-09T02:48:10.180324+00:00
codeforces:2150-C
codeforces
2150-C
Limited Edition Shop
https://codeforces.com/problemset/problem/2150/C
[ "data structures", "dp" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2458 }
2026-03-09T02:48:10.180324+00:00
codeforces:2150-B
codeforces
2150-B
Grid Counting
https://codeforces.com/problemset/problem/2150/B
[ "combinatorics", "implementation", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 5718 }
2026-03-09T02:48:10.180324+00:00
codeforces:2150-A
codeforces
2150-A
Incremental Path
https://codeforces.com/problemset/problem/2150/A
[ "data structures", "hashing", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 11244 }
2026-03-09T02:48:10.180324+00:00
codeforces:2149-G
codeforces
2149-G
Buratsuta 3
https://codeforces.com/problemset/problem/2149/G
[ "binary search", "brute force", "data structures", "divide and conquer", "probabilities" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2518 }
2026-03-09T02:48:10.180324+00:00
codeforces:2149-F
codeforces
2149-F
Nezuko in the Clearing
https://codeforces.com/problemset/problem/2149/F
[ "binary search", "math", "ternary search" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4623 }
2026-03-09T02:48:10.180324+00:00
codeforces:2149-E
codeforces
2149-E
Hidden Knowledge of the Ancients
https://codeforces.com/problemset/problem/2149/E
[ "data structures", "two pointers" ]
null
null
stdin_stdout
1,500
{ "solved_count": 8930 }
2026-03-09T02:48:10.180324+00:00
codeforces:2149-D
codeforces
2149-D
A and B
https://codeforces.com/problemset/problem/2149/D
[ "strings" ]
null
null
stdin_stdout
1,200
{ "solved_count": 18749 }
2026-03-09T02:48:10.180324+00:00
codeforces:2149-C
codeforces
2149-C
MEX rose
https://codeforces.com/problemset/problem/2149/C
[ "greedy" ]
null
null
stdin_stdout
900
{ "solved_count": 27366 }
2026-03-09T02:48:10.180324+00:00
codeforces:2149-B
codeforces
2149-B
Unconventional Pairs
https://codeforces.com/problemset/problem/2149/B
[ "greedy", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 32444 }
2026-03-09T02:48:10.180324+00:00
codeforces:2149-A
codeforces
2149-A
Be Positive
https://codeforces.com/problemset/problem/2149/A
[ "math" ]
null
null
stdin_stdout
800
{ "solved_count": 39832 }
2026-03-09T02:48:10.180324+00:00
codeforces:2148-G
codeforces
2148-G
Farmer John's Last Wish
https://codeforces.com/problemset/problem/2148/G
[ "binary search", "data structures", "math", "number theory" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4025 }
2026-03-09T02:48:10.180324+00:00
codeforces:2148-F
codeforces
2148-F
Gravity Falls
https://codeforces.com/problemset/problem/2148/F
[ "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,800
{ "solved_count": 6401 }
2026-03-09T02:48:10.180324+00:00
codeforces:2148-E
codeforces
2148-E
Split
https://codeforces.com/problemset/problem/2148/E
[ "binary search", "data structures", "two pointers" ]
null
null
stdin_stdout
1,200
{ "solved_count": 13566 }
2026-03-09T02:48:10.180324+00:00
codeforces:2148-D
codeforces
2148-D
Destruction of the Dandelion Fields
https://codeforces.com/problemset/problem/2148/D
[ "constructive algorithms", "greedy", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 25857 }
2026-03-09T02:48:10.180324+00:00
codeforces:2148-C
codeforces
2148-C
Pacer
https://codeforces.com/problemset/problem/2148/C
[ "greedy", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 24615 }
2026-03-09T02:48:10.180324+00:00
codeforces:2148-B
codeforces
2148-B
Lasers
https://codeforces.com/problemset/problem/2148/B
[ "geometry" ]
null
null
stdin_stdout
800
{ "solved_count": 32249 }
2026-03-09T02:48:10.180324+00:00