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:1790-A
codeforces
1790-A
Polycarp and the Day of Pi
https://codeforces.com/problemset/problem/1790/A
[ "implementation", "math", "strings" ]
null
null
stdin_stdout
800
{ "solved_count": 40809 }
2026-04-13T03:38:27.662191+00:00
codeforces:1789-F
codeforces
1789-F
Serval and Brain Power
https://codeforces.com/problemset/problem/1789/F
[ "bitmasks", "brute force", "dp", "greedy", "implementation", "strings" ]
null
null
stdin_stdout
2,700
{ "solved_count": 993 }
2026-04-13T03:38:27.662191+00:00
codeforces:1789-E
codeforces
1789-E
Serval and Music Game
https://codeforces.com/problemset/problem/1789/E
[ "brute force", "dp", "implementation", "math", "number theory" ]
null
null
stdin_stdout
2,500
{ "solved_count": 962 }
2026-04-13T03:38:27.662191+00:00
codeforces:1789-D
codeforces
1789-D
Serval and Shift-Shift-Shift
https://codeforces.com/problemset/problem/1789/D
[ "bitmasks", "brute force", "constructive algorithms", "implementation" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1927 }
2026-04-13T03:38:27.662191+00:00
codeforces:1789-C
codeforces
1789-C
Serval and Toxel's Arrays
https://codeforces.com/problemset/problem/1789/C
[ "combinatorics", "dp", "implementation", "math" ]
null
null
stdin_stdout
1,500
{ "solved_count": 9907 }
2026-04-13T03:38:27.662191+00:00
codeforces:1789-B
codeforces
1789-B
Serval and Inversion Magic
https://codeforces.com/problemset/problem/1789/B
[ "brute force", "implementation", "strings", "two pointers" ]
null
null
stdin_stdout
800
{ "solved_count": 17555 }
2026-04-13T03:38:27.662191+00:00
codeforces:1789-A
codeforces
1789-A
Serval and Mocha's Array
https://codeforces.com/problemset/problem/1789/A
[ "brute force", "math", "number theory" ]
null
null
stdin_stdout
800
{ "solved_count": 32525 }
2026-04-13T03:38:27.662191+00:00
codeforces:1788-F
codeforces
1788-F
XOR, Tree, and Queries
https://codeforces.com/problemset/problem/1788/F
[ "bitmasks", "constructive algorithms", "dfs and similar", "dsu", "graphs", "greedy", "implementation", "trees" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1120 }
2026-04-13T03:38:27.662191+00:00
codeforces:1788-E
codeforces
1788-E
Sum Over Zero
https://codeforces.com/problemset/problem/1788/E
[ "data structures", "dfs and similar", "dp" ]
null
null
stdin_stdout
2,200
{ "solved_count": 3274 }
2026-04-13T03:38:27.662191+00:00
codeforces:1788-D
codeforces
1788-D
Moving Dots
https://codeforces.com/problemset/problem/1788/D
[ "binary search", "brute force", "combinatorics", "math", "two pointers" ]
null
null
stdin_stdout
2,000
{ "solved_count": 4630 }
2026-04-13T03:38:27.662191+00:00
codeforces:1788-C
codeforces
1788-C
Matching Numbers
https://codeforces.com/problemset/problem/1788/C
[ "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 19391 }
2026-04-13T03:38:27.662191+00:00
codeforces:1788-B
codeforces
1788-B
Sum of Two Numbers
https://codeforces.com/problemset/problem/1788/B
[ "constructive algorithms", "greedy", "implementation", "math", "probabilities" ]
null
null
stdin_stdout
1,100
{ "solved_count": 22251 }
2026-04-13T03:38:27.662191+00:00
codeforces:1788-A
codeforces
1788-A
One and Two
https://codeforces.com/problemset/problem/1788/A
[ "brute force", "implementation", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 52284 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-I
codeforces
1787-I
Treasure Hunt
https://codeforces.com/problemset/problem/1787/I
[ "data structures", "divide and conquer", "two pointers" ]
null
null
stdin_stdout
3,400
{ "solved_count": 359 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-H
codeforces
1787-H
Codeforces Scoreboard
https://codeforces.com/problemset/problem/1787/H
[ "binary search", "data structures", "dp", "geometry" ]
null
null
stdin_stdout
3,300
{ "solved_count": 334 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-G
codeforces
1787-G
Colorful Tree Again
https://codeforces.com/problemset/problem/1787/G
[ "brute force", "data structures", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 553 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-F
codeforces
1787-F
Inverse Transformation
https://codeforces.com/problemset/problem/1787/F
[ "constructive algorithms", "implementation", "math" ]
null
null
stdin_stdout
2,500
{ "solved_count": 797 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-E
codeforces
1787-E
The Harmonization of XOR
https://codeforces.com/problemset/problem/1787/E
[ "bitmasks", "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2711 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-D
codeforces
1787-D
Game on Axis
https://codeforces.com/problemset/problem/1787/D
[ "combinatorics", "dfs and similar", "dsu", "graphs", "implementation" ]
null
null
stdin_stdout
1,900
{ "solved_count": 3808 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-C
codeforces
1787-C
Remove the Bracket
https://codeforces.com/problemset/problem/1787/C
[ "dp", "greedy", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 8252 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-B
codeforces
1787-B
Number Factorization
https://codeforces.com/problemset/problem/1787/B
[ "greedy", "math", "number theory" ]
null
null
stdin_stdout
1,100
{ "solved_count": 14859 }
2026-04-13T03:38:27.662191+00:00
codeforces:1787-A
codeforces
1787-A
Exponential Equation
https://codeforces.com/problemset/problem/1787/A
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 20366 }
2026-04-13T03:38:27.662191+00:00
codeforces:1786-B
codeforces
1786-B
Cake Assembly Line
https://codeforces.com/problemset/problem/1786/B
[ "brute force", "sortings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 9814 }
2026-04-13T03:38:27.662191+00:00
codeforces:1786-A2
codeforces
1786-A2
Alternating Deck (hard version)
https://codeforces.com/problemset/problem/1786/A2
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 12201 }
2026-04-13T03:38:27.662191+00:00
codeforces:1786-A1
codeforces
1786-A1
Non-alternating Deck (easy version)
https://codeforces.com/problemset/problem/1786/A1
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 14789 }
2026-04-13T03:38:27.662191+00:00
codeforces:1784-F
codeforces
1784-F
Minimums or Medians
https://codeforces.com/problemset/problem/1784/F
[]
null
null
stdin_stdout
3,400
{ "solved_count": 363 }
2026-04-13T03:38:27.662191+00:00
codeforces:1784-E
codeforces
1784-E
Infinite Game
https://codeforces.com/problemset/problem/1784/E
[ "brute force", "combinatorics", "dp", "games", "probabilities" ]
null
null
stdin_stdout
3,100
{ "solved_count": 460 }
2026-04-13T03:38:27.662191+00:00
codeforces:1784-D
codeforces
1784-D
Wooden Spoon
https://codeforces.com/problemset/problem/1784/D
[ "combinatorics", "dp" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1288 }
2026-04-13T03:38:27.662191+00:00
codeforces:1784-C
codeforces
1784-C
Monsters (hard version)
https://codeforces.com/problemset/problem/1784/C
[ "data structures", "greedy" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1949 }
2026-04-13T03:38:27.662191+00:00
codeforces:1784-B
codeforces
1784-B
Letter Exchange
https://codeforces.com/problemset/problem/1784/B
[ "constructive algorithms" ]
null
null
stdin_stdout
1,900
{ "solved_count": 3650 }
2026-04-13T03:38:27.662191+00:00
codeforces:1784-A
codeforces
1784-A
Monsters (easy version)
https://codeforces.com/problemset/problem/1784/A
[ "brute force", "greedy" ]
null
null
stdin_stdout
1,000
{ "solved_count": 17082 }
2026-04-13T03:38:27.662191+00:00
codeforces:1783-G
codeforces
1783-G
Weighed Tree Radius
https://codeforces.com/problemset/problem/1783/G
[ "data structures", "divide and conquer", "implementation", "trees" ]
null
null
stdin_stdout
2,800
{ "solved_count": 585 }
2026-04-13T03:38:27.662191+00:00
codeforces:1783-F
codeforces
1783-F
Double Sort II
https://codeforces.com/problemset/problem/1783/F
[ "dfs and similar", "flows", "graph matchings", "graphs" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1309 }
2026-04-13T03:38:27.662191+00:00
codeforces:1783-E
codeforces
1783-E
Game of the Year
https://codeforces.com/problemset/problem/1783/E
[ "brute force", "data structures", "math", "number theory" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2429 }
2026-04-13T03:38:27.662191+00:00
codeforces:1783-D
codeforces
1783-D
Different Arrays
https://codeforces.com/problemset/problem/1783/D
[ "brute force", "dp", "implementation" ]
null
null
stdin_stdout
2,000
{ "solved_count": 5271 }
2026-04-13T03:38:27.662191+00:00
codeforces:1783-C
codeforces
1783-C
Yet Another Tournament
https://codeforces.com/problemset/problem/1783/C
[ "binary search", "greedy", "sortings" ]
null
null
stdin_stdout
1,700
{ "solved_count": 10837 }
2026-04-13T03:38:27.662191+00:00
codeforces:1783-B
codeforces
1783-B
Matrix of Differences
https://codeforces.com/problemset/problem/1783/B
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
1,100
{ "solved_count": 19250 }
2026-04-13T03:38:27.662191+00:00
codeforces:1783-A
codeforces
1783-A
Make it Beautiful
https://codeforces.com/problemset/problem/1783/A
[ "constructive algorithms", "math", "sortings" ]
null
null
stdin_stdout
800
{ "solved_count": 48130 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-H2
codeforces
1781-H2
Window Signals (hard version)
https://codeforces.com/problemset/problem/1781/H2
[]
null
null
stdin_stdout
3,500
{ "solved_count": 115 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-H1
codeforces
1781-H1
Window Signals (easy version)
https://codeforces.com/problemset/problem/1781/H1
[]
null
null
stdin_stdout
3,200
{ "solved_count": 147 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-G
codeforces
1781-G
Diverse Coloring
https://codeforces.com/problemset/problem/1781/G
[ "constructive algorithms", "trees" ]
null
null
stdin_stdout
3,200
{ "solved_count": 272 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-F
codeforces
1781-F
Bracket Insertion
https://codeforces.com/problemset/problem/1781/F
[ "combinatorics", "dp", "math", "trees" ]
null
null
stdin_stdout
2,700
{ "solved_count": 1310 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-E
codeforces
1781-E
Rectangle Shrinking
https://codeforces.com/problemset/problem/1781/E
[ "binary search", "brute force", "data structures", "greedy", "implementation", "two pointers" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1429 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-D
codeforces
1781-D
Many Perfect Squares
https://codeforces.com/problemset/problem/1781/D
[ "brute force", "math", "number theory" ]
null
null
stdin_stdout
1,800
{ "solved_count": 6283 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-C
codeforces
1781-C
Equal Frequencies
https://codeforces.com/problemset/problem/1781/C
[ "brute force", "constructive algorithms", "greedy", "implementation", "sortings", "strings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 10351 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-B
codeforces
1781-B
Going to the Cinema
https://codeforces.com/problemset/problem/1781/B
[ "brute force", "greedy", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 14725 }
2026-04-13T03:38:27.662191+00:00
codeforces:1781-A
codeforces
1781-A
Parallel Projection
https://codeforces.com/problemset/problem/1781/A
[ "geometry", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 15965 }
2026-04-13T03:38:27.662191+00:00
codeforces:1780-G
codeforces
1780-G
Delicious Dessert
https://codeforces.com/problemset/problem/1780/G
[ "binary search", "dsu", "hashing", "math", "number theory", "string suffix structures" ]
null
null
stdin_stdout
2,400
{ "solved_count": 979 }
2026-04-13T03:38:27.662191+00:00
codeforces:1780-F
codeforces
1780-F
Three Chairs
https://codeforces.com/problemset/problem/1780/F
[ "bitmasks", "brute force", "combinatorics", "data structures", "dp", "number theory", "sortings" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1894 }
2026-04-13T03:38:27.662191+00:00
codeforces:1780-E
codeforces
1780-E
Josuke and Complete Graph
https://codeforces.com/problemset/problem/1780/E
[ "binary search", "brute force", "data structures", "math", "number theory" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1712 }
2026-04-13T03:38:27.662191+00:00
codeforces:1780-D
codeforces
1780-D
Bit Guessing Game
https://codeforces.com/problemset/problem/1780/D
[ "binary search", "bitmasks", "constructive algorithms", "interactive" ]
null
null
stdin_stdout
1,800
{ "solved_count": 5808 }
2026-04-13T03:38:27.662191+00:00
codeforces:1780-B
codeforces
1780-B
GCD Partition
https://codeforces.com/problemset/problem/1780/B
[ "brute force", "greedy", "math", "number theory" ]
null
null
stdin_stdout
1,100
{ "solved_count": 25727 }
2026-04-13T03:38:27.662191+00:00
codeforces:1780-A
codeforces
1780-A
Hayato and School
https://codeforces.com/problemset/problem/1780/A
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 22677 }
2026-04-13T03:38:27.662191+00:00
codeforces:1779-H
codeforces
1779-H
Olympic Team Building
https://codeforces.com/problemset/problem/1779/H
[ "brute force", "meet-in-the-middle" ]
null
null
stdin_stdout
3,500
{ "solved_count": 170 }
2026-04-13T03:38:27.662191+00:00
codeforces:1779-G
codeforces
1779-G
The Game of the Century
https://codeforces.com/problemset/problem/1779/G
[ "constructive algorithms", "graphs", "shortest paths" ]
null
null
stdin_stdout
3,000
{ "solved_count": 384 }
2026-04-13T03:38:27.662191+00:00
codeforces:1779-F
codeforces
1779-F
Xorcerer's Stones
https://codeforces.com/problemset/problem/1779/F
[ "bitmasks", "constructive algorithms", "dp", "trees" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1400 }
2026-04-13T03:38:27.662191+00:00
codeforces:1779-E
codeforces
1779-E
Anya's Simultaneous Exhibition
https://codeforces.com/problemset/problem/1779/E
[ "constructive algorithms", "graphs", "greedy", "interactive", "sortings" ]
null
null
stdin_stdout
2,400
{ "solved_count": 2022 }
2026-04-13T03:38:27.662191+00:00
codeforces:1779-D
codeforces
1779-D
Boris and His Amazing Haircut
https://codeforces.com/problemset/problem/1779/D
[ "constructive algorithms", "data structures", "dp", "dsu", "greedy", "sortings" ]
null
null
stdin_stdout
1,700
{ "solved_count": 9011 }
2026-04-13T03:38:27.662191+00:00
codeforces:1779-C
codeforces
1779-C
Least Prefix Sum
https://codeforces.com/problemset/problem/1779/C
[ "data structures", "greedy" ]
null
null
stdin_stdout
1,600
{ "solved_count": 14332 }
2026-04-13T03:38:27.662191+00:00
codeforces:1779-B
codeforces
1779-B
MKnez's ConstructiveForces Task
https://codeforces.com/problemset/problem/1779/B
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 25027 }
2026-04-13T03:38:27.662191+00:00
codeforces:1779-A
codeforces
1779-A
Hall of Fame
https://codeforces.com/problemset/problem/1779/A
[ "constructive algorithms", "greedy", "strings" ]
null
null
stdin_stdout
800
{ "solved_count": 24031 }
2026-04-13T03:38:27.662191+00:00
codeforces:1778-F
codeforces
1778-F
Maximizing Root
https://codeforces.com/problemset/problem/1778/F
[ "dfs and similar", "dp", "graphs", "math", "number theory", "trees" ]
null
null
stdin_stdout
2,600
{ "solved_count": 859 }
2026-04-13T03:38:27.662191+00:00
codeforces:1778-E
codeforces
1778-E
The Tree Has Fallen!
https://codeforces.com/problemset/problem/1778/E
[ "bitmasks", "dfs and similar", "math", "trees" ]
null
null
stdin_stdout
2,500
{ "solved_count": 1087 }
2026-04-13T03:38:27.662191+00:00
codeforces:1778-D
codeforces
1778-D
Flexible String Revisit
https://codeforces.com/problemset/problem/1778/D
[ "combinatorics", "dp", "math", "probabilities" ]
null
null
stdin_stdout
2,100
{ "solved_count": 3382 }
2026-04-13T03:38:27.662191+00:00
codeforces:1778-C
codeforces
1778-C
Flexible String
https://codeforces.com/problemset/problem/1778/C
[ "bitmasks", "brute force", "strings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 11029 }
2026-04-13T03:38:27.662191+00:00
codeforces:1778-B
codeforces
1778-B
The Forbidden Permutation
https://codeforces.com/problemset/problem/1778/B
[ "greedy", "math" ]
null
null
stdin_stdout
1,300
{ "solved_count": 14506 }
2026-04-13T03:38:27.662191+00:00
codeforces:1778-A
codeforces
1778-A
Flip Flop Sum
https://codeforces.com/problemset/problem/1778/A
[ "greedy", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 25689 }
2026-04-13T03:38:27.662191+00:00
codeforces:1777-F
codeforces
1777-F
Comfortably Numb
https://codeforces.com/problemset/problem/1777/F
[ "bitmasks", "data structures", "divide and conquer", "strings", "trees" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1332 }
2026-04-13T03:38:27.662191+00:00
codeforces:1777-E
codeforces
1777-E
Edge Reverse
https://codeforces.com/problemset/problem/1777/E
[ "binary search", "dfs and similar", "graphs", "trees" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2320 }
2026-04-13T03:38:27.662191+00:00
codeforces:1777-D
codeforces
1777-D
Score of a Tree
https://codeforces.com/problemset/problem/1777/D
[ "bitmasks", "combinatorics", "dfs and similar", "dp", "math", "probabilities", "trees" ]
null
null
stdin_stdout
1,900
{ "solved_count": 4653 }
2026-04-13T03:38:27.662191+00:00
codeforces:1777-C
codeforces
1777-C
Quiz Master
https://codeforces.com/problemset/problem/1777/C
[ "binary search", "math", "number theory", "sortings", "two pointers" ]
null
null
stdin_stdout
1,700
{ "solved_count": 12188 }
2026-04-13T03:38:27.662191+00:00
codeforces:1777-B
codeforces
1777-B
Emordnilap
https://codeforces.com/problemset/problem/1777/B
[ "combinatorics", "greedy", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 19162 }
2026-04-13T03:38:27.662191+00:00
codeforces:1777-A
codeforces
1777-A
Everybody Likes Good Arrays!
https://codeforces.com/problemset/problem/1777/A
[ "greedy", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 43408 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-N
codeforces
1776-N
Count Permutations
https://codeforces.com/problemset/problem/1776/N
[ "math" ]
null
null
stdin_stdout
3,500
{ "solved_count": 102 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-M
codeforces
1776-M
Parmigiana With Seafood
https://codeforces.com/problemset/problem/1776/M
[ "binary search", "dp", "greedy", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 503 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-L
codeforces
1776-L
Controllers
https://codeforces.com/problemset/problem/1776/L
[ "binary search", "math" ]
null
null
stdin_stdout
1,500
{ "solved_count": 11413 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-K
codeforces
1776-K
Uniform Chemistry
https://codeforces.com/problemset/problem/1776/K
[ "dp", "math" ]
null
null
stdin_stdout
3,200
{ "solved_count": 84 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-J
codeforces
1776-J
Italian Data Centers
https://codeforces.com/problemset/problem/1776/J
[ "graphs", "shortest paths" ]
null
null
stdin_stdout
2,500
{ "solved_count": 880 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-I
codeforces
1776-I
Spinach Pizza
https://codeforces.com/problemset/problem/1776/I
[ "games", "geometry", "greedy", "interactive" ]
null
null
stdin_stdout
2,500
{ "solved_count": 889 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-H
codeforces
1776-H
Beppa and SwerChat
https://codeforces.com/problemset/problem/1776/H
[ "two pointers" ]
null
null
stdin_stdout
1,300
{ "solved_count": 7515 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-G
codeforces
1776-G
Another Wine Tasting Event
https://codeforces.com/problemset/problem/1776/G
[ "combinatorics", "constructive algorithms", "math", "strings" ]
null
null
stdin_stdout
2,100
{ "solved_count": 2359 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-F
codeforces
1776-F
Train Splitting
https://codeforces.com/problemset/problem/1776/F
[ "constructive algorithms", "graphs", "greedy" ]
null
null
stdin_stdout
1,700
{ "solved_count": 4145 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-E
codeforces
1776-E
Crossing the Railways
https://codeforces.com/problemset/problem/1776/E
[ "data structures", "dp" ]
null
null
stdin_stdout
3,500
{ "solved_count": 107 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-D
codeforces
1776-D
Teamwork
https://codeforces.com/problemset/problem/1776/D
[ "constructive algorithms", "greedy", "math" ]
null
null
stdin_stdout
2,800
{ "solved_count": 452 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-C
codeforces
1776-C
Library game
https://codeforces.com/problemset/problem/1776/C
[ "games", "greedy", "interactive", "sortings" ]
null
null
stdin_stdout
2,500
{ "solved_count": 971 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-B
codeforces
1776-B
Vittorio Plays with LEGO Bricks
https://codeforces.com/problemset/problem/1776/B
[ "dp", "geometry" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1544 }
2026-04-13T03:38:27.662191+00:00
codeforces:1776-A
codeforces
1776-A
Walking Boy
https://codeforces.com/problemset/problem/1776/A
[ "greedy" ]
null
null
stdin_stdout
800
{ "solved_count": 7948 }
2026-04-13T03:38:27.662191+00:00
codeforces:1775-F
codeforces
1775-F
Laboratory on Pluto
https://codeforces.com/problemset/problem/1775/F
[ "constructive algorithms", "dp", "greedy", "math" ]
null
null
stdin_stdout
2,500
{ "solved_count": 855 }
2026-04-13T03:38:27.662191+00:00
codeforces:1775-E
codeforces
1775-E
The Human Equation
https://codeforces.com/problemset/problem/1775/E
[ "greedy", "implementation" ]
null
null
stdin_stdout
2,100
{ "solved_count": 3848 }
2026-04-13T03:38:27.662191+00:00
codeforces:1775-D
codeforces
1775-D
Friendly Spiders
https://codeforces.com/problemset/problem/1775/D
[ "dfs and similar", "graphs", "math", "number theory", "shortest paths" ]
null
null
stdin_stdout
1,800
{ "solved_count": 8386 }
2026-04-13T03:38:27.662191+00:00
codeforces:1775-C
codeforces
1775-C
Interesting Sequence
https://codeforces.com/problemset/problem/1775/C
[ "bitmasks", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 14067 }
2026-04-13T03:38:27.662191+00:00
codeforces:1775-B
codeforces
1775-B
Gardener and the Array
https://codeforces.com/problemset/problem/1775/B
[ "bitmasks", "constructive algorithms" ]
null
null
stdin_stdout
1,300
{ "solved_count": 20537 }
2026-04-13T03:38:27.662191+00:00
codeforces:1775-A2
codeforces
1775-A2
Gardener and the Capybaras (hard version)
https://codeforces.com/problemset/problem/1775/A2
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
900
{ "solved_count": 19916 }
2026-04-13T03:38:27.662191+00:00
codeforces:1775-A1
codeforces
1775-A1
Gardener and the Capybaras (easy version)
https://codeforces.com/problemset/problem/1775/A1
[ "brute force", "constructive algorithms", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 20387 }
2026-04-13T03:38:27.662191+00:00
codeforces:1774-H
codeforces
1774-H
Maximum Permutation
https://codeforces.com/problemset/problem/1774/H
[ "constructive algorithms" ]
null
null
stdin_stdout
3,500
{ "solved_count": 155 }
2026-04-13T03:38:27.662191+00:00
codeforces:1774-G
codeforces
1774-G
Segment Covering
https://codeforces.com/problemset/problem/1774/G
[ "brute force", "combinatorics", "constructive algorithms", "data structures", "dp", "trees" ]
null
null
stdin_stdout
3,200
{ "solved_count": 602 }
2026-04-13T03:38:27.662191+00:00
codeforces:1774-F2
codeforces
1774-F2
Magician and Pigs (Hard Version)
https://codeforces.com/problemset/problem/1774/F2
[ "binary search", "brute force", "data structures", "implementation" ]
null
null
stdin_stdout
2,700
{ "solved_count": 853 }
2026-04-13T03:38:27.662191+00:00
codeforces:1774-F1
codeforces
1774-F1
Magician and Pigs (Easy Version)
https://codeforces.com/problemset/problem/1774/F1
[ "brute force", "data structures", "implementation" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1233 }
2026-04-13T03:38:27.662191+00:00
codeforces:1774-E
codeforces
1774-E
Two Chess Pieces
https://codeforces.com/problemset/problem/1774/E
[ "dfs and similar", "dp", "greedy", "trees" ]
null
null
stdin_stdout
1,900
{ "solved_count": 3945 }
2026-04-13T03:38:27.662191+00:00
codeforces:1774-D
codeforces
1774-D
Same Count One
https://codeforces.com/problemset/problem/1774/D
[ "brute force", "constructive algorithms", "greedy", "implementation", "two pointers" ]
null
null
stdin_stdout
1,600
{ "solved_count": 9180 }
2026-04-13T03:38:27.662191+00:00