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:2158-A | codeforces | 2158-A | Suspension | https://codeforces.com/problemset/problem/2158/A | [
"constructive algorithms",
"greedy",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 23123
} | 2026-04-13T03:38:27.662191+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": 151
} | 2026-04-13T03:38:27.662191+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": 115
} | 2026-04-13T03:38:27.662191+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": 400
} | 2026-04-13T03:38:27.662191+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": 1268
} | 2026-04-13T03:38:27.662191+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": 3534
} | 2026-04-13T03:38:27.662191+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": 5917
} | 2026-04-13T03:38:27.662191+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": 9099
} | 2026-04-13T03:38:27.662191+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": 12733
} | 2026-04-13T03:38:27.662191+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": 16335
} | 2026-04-13T03:38:27.662191+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": 234
} | 2026-04-13T03:38:27.662191+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": 1601
} | 2026-04-13T03:38:27.662191+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": 941
} | 2026-04-13T03:38:27.662191+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": 5332
} | 2026-04-13T03:38:27.662191+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": 12133
} | 2026-04-13T03:38:27.662191+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": 20564
} | 2026-04-13T03:38:27.662191+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": 26656
} | 2026-04-13T03:38:27.662191+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": 615
} | 2026-04-13T03:38:27.662191+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": 2798
} | 2026-04-13T03:38:27.662191+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": 5807
} | 2026-04-13T03:38:27.662191+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": 10158
} | 2026-04-13T03:38:27.662191+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": 16833
} | 2026-04-13T03:38:27.662191+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": 25020
} | 2026-04-13T03:38:27.662191+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": 172
} | 2026-04-13T03:38:27.662191+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": 551
} | 2026-04-13T03:38:27.662191+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": 1192
} | 2026-04-13T03:38:27.662191+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": 4722
} | 2026-04-13T03:38:27.662191+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": 5459
} | 2026-04-13T03:38:27.662191+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": 13392
} | 2026-04-13T03:38:27.662191+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": 19624
} | 2026-04-13T03:38:27.662191+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": 23004
} | 2026-04-13T03:38:27.662191+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": 320
} | 2026-04-13T03:38:27.662191+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": 956
} | 2026-04-13T03:38:27.662191+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": 6233
} | 2026-04-13T03:38:27.662191+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": 11679
} | 2026-04-13T03:38:27.662191+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": 22471
} | 2026-04-13T03:38:27.662191+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": 26240
} | 2026-04-13T03:38:27.662191+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": 188
} | 2026-04-13T03:38:27.662191+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": 564
} | 2026-04-13T03:38:27.662191+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": 699
} | 2026-04-13T03:38:27.662191+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": 1018
} | 2026-04-13T03:38:27.662191+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": 2744
} | 2026-04-13T03:38:27.662191+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": 6687
} | 2026-04-13T03:38:27.662191+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": 12070
} | 2026-04-13T03:38:27.662191+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": 12769
} | 2026-04-13T03:38:27.662191+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": 22190
} | 2026-04-13T03:38:27.662191+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": 10137
} | 2026-04-13T03:38:27.662191+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": 17861
} | 2026-04-13T03:38:27.662191+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": 80
} | 2026-04-13T03:38:27.662191+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": 201
} | 2026-04-13T03:38:27.662191+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": 591
} | 2026-04-13T03:38:27.662191+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": 1006
} | 2026-04-13T03:38:27.662191+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": 748
} | 2026-04-13T03:38:27.662191+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": 2618
} | 2026-04-13T03:38:27.662191+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": 5988
} | 2026-04-13T03:38:27.662191+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": 11578
} | 2026-04-13T03:38:27.662191+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": 2623
} | 2026-04-13T03:38:27.662191+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": 4747
} | 2026-04-13T03:38:27.662191+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": 9157
} | 2026-04-13T03:38:27.662191+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": 19157
} | 2026-04-13T03:38:27.662191+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": 27916
} | 2026-04-13T03:38:27.662191+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": 32855
} | 2026-04-13T03:38:27.662191+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": 40567
} | 2026-04-13T03:38:27.662191+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": 4144
} | 2026-04-13T03:38:27.662191+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": 6523
} | 2026-04-13T03:38:27.662191+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": 13884
} | 2026-04-13T03:38:27.662191+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": 26475
} | 2026-04-13T03:38:27.662191+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": 25139
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2148-B | codeforces | 2148-B | Lasers | https://codeforces.com/problemset/problem/2148/B | [
"geometry"
] | null | null | stdin_stdout | 800 | {
"solved_count": 32772
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2148-A | codeforces | 2148-A | Sublime Sequence | https://codeforces.com/problemset/problem/2148/A | [
"brute force",
"hashing",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 46799
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-I2 | codeforces | 2147-I2 | Longest Increasing Path (Hard Version) | https://codeforces.com/problemset/problem/2147/I2 | [
"constructive algorithms",
"math"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 101
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-I1 | codeforces | 2147-I1 | Longest Increasing Path (Easy Version) | https://codeforces.com/problemset/problem/2147/I1 | [
"constructive algorithms",
"math"
] | null | null | stdin_stdout | 3,300 | {
"solved_count": 132
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-H | codeforces | 2147-H | Maxflow GCD Coloring | https://codeforces.com/problemset/problem/2147/H | [
"constructive algorithms",
"flows",
"graphs"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 183
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-G | codeforces | 2147-G | Modular Tetration | https://codeforces.com/problemset/problem/2147/G | [
"combinatorics",
"math",
"number theory"
] | null | null | stdin_stdout | 3,100 | {
"solved_count": 353
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-F | codeforces | 2147-F | Exchange Queries | https://codeforces.com/problemset/problem/2147/F | [
"combinatorics",
"data structures",
"greedy"
] | null | null | stdin_stdout | 2,800 | {
"solved_count": 657
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-E | codeforces | 2147-E | Maximum OR Popcount | https://codeforces.com/problemset/problem/2147/E | [
"binary search",
"bitmasks",
"brute force",
"data structures",
"greedy"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 2103
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-D | codeforces | 2147-D | Game on Array | https://codeforces.com/problemset/problem/2147/D | [
"games",
"greedy"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 7413
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-C | codeforces | 2147-C | Rabbits | https://codeforces.com/problemset/problem/2147/C | [
"constructive algorithms",
"dp",
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 9639
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-B | codeforces | 2147-B | Multiple Construction | https://codeforces.com/problemset/problem/2147/B | [
"constructive algorithms"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 16786
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2147-A | codeforces | 2147-A | Shortest Increasing Path | https://codeforces.com/problemset/problem/2147/A | [
"constructive algorithms",
"greedy"
] | null | null | stdin_stdout | 800 | {
"solved_count": 18523
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2146-F | codeforces | 2146-F | Bubble Sort | https://codeforces.com/problemset/problem/2146/F | [
"brute force",
"combinatorics",
"dp"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 298
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2146-E | codeforces | 2146-E | Yet Another MEX Problem | https://codeforces.com/problemset/problem/2146/E | [
"brute force",
"constructive algorithms",
"data structures",
"divide and conquer",
"greedy",
"hashing"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 2019
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2146-D2 | codeforces | 2146-D2 | Max Sum OR (Hard Version) | https://codeforces.com/problemset/problem/2146/D2 | [
"bitmasks",
"constructive algorithms",
"divide and conquer",
"greedy"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 3994
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2146-D1 | codeforces | 2146-D1 | Max Sum OR (Easy Version) | https://codeforces.com/problemset/problem/2146/D1 | [
"bitmasks",
"constructive algorithms",
"divide and conquer",
"greedy",
"trees"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 10309
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2146-C | codeforces | 2146-C | Wrong Binary Search | https://codeforces.com/problemset/problem/2146/C | [
"binary search",
"constructive algorithms"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 13213
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2146-B | codeforces | 2146-B | Merging the Sets | https://codeforces.com/problemset/problem/2146/B | [
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 15805
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2146-A | codeforces | 2146-A | Equal Occurrences | https://codeforces.com/problemset/problem/2146/A | [
"brute force",
"greedy",
"implementation"
] | null | null | stdin_stdout | 800 | {
"solved_count": 21702
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2145-G | codeforces | 2145-G | Cost of Coloring | https://codeforces.com/problemset/problem/2145/G | [
"combinatorics",
"divide and conquer",
"dp",
"fft",
"math"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 519
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2145-F | codeforces | 2145-F | Long Journey | https://codeforces.com/problemset/problem/2145/F | [
"dfs and similar",
"divide and conquer",
"dp",
"graphs",
"greedy",
"math",
"matrices",
"number theory"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 972
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2145-E | codeforces | 2145-E | Predicting Popularity | https://codeforces.com/problemset/problem/2145/E | [
"binary search",
"data structures",
"greedy",
"sortings"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 3037
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2145-D | codeforces | 2145-D | Inversion Value of a Permutation | https://codeforces.com/problemset/problem/2145/D | [
"constructive algorithms",
"dfs and similar",
"dp"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 6623
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2145-C | codeforces | 2145-C | Monocarp's String | https://codeforces.com/problemset/problem/2145/C | [
"binary search",
"greedy",
"strings"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 15271
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2145-B | codeforces | 2145-B | Deck of Cards | https://codeforces.com/problemset/problem/2145/B | [
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 21384
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2145-A | codeforces | 2145-A | Candies for Nephews | https://codeforces.com/problemset/problem/2145/A | [
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 30513
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2144-F | codeforces | 2144-F | Bracket Groups | https://codeforces.com/problemset/problem/2144/F | [
"brute force",
"constructive algorithms",
"dp",
"string suffix structures",
"strings"
] | null | null | stdin_stdout | 2,700 | {
"solved_count": 905
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2144-E2 | codeforces | 2144-E2 | Looking at Towers (difficult version) | https://codeforces.com/problemset/problem/2144/E2 | [
"combinatorics",
"data structures",
"dp"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 1424
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2144-E1 | codeforces | 2144-E1 | Looking at Towers (easy version) | https://codeforces.com/problemset/problem/2144/E1 | [
"combinatorics",
"dp"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 2538
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2144-D | codeforces | 2144-D | Price Tags | https://codeforces.com/problemset/problem/2144/D | [
"brute force",
"dp",
"math"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 6942
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2144-C | codeforces | 2144-C | Non-Descending Arrays | https://codeforces.com/problemset/problem/2144/C | [
"combinatorics",
"dp",
"math"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 14882
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:2144-B | codeforces | 2144-B | Maximum Cost Permutation | https://codeforces.com/problemset/problem/2144/B | [
"constructive algorithms",
"greedy"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 18328
} | 2026-04-13T03:38:27.662191+00:00 |
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