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
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|---|---|---|---|---|---|---|---|---|---|---|---|
codeforces:1940-B | codeforces | 1940-B | Three Arrays | https://codeforces.com/problemset/problem/1940/B | [
"*special",
"constructive algorithms",
"implementation",
"sortings"
] | null | null | stdin_stdout | null | {
"solved_count": 270
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1940-A | codeforces | 1940-A | Parallel Universes | https://codeforces.com/problemset/problem/1940/A | [
"*special",
"constructive algorithms",
"dfs and similar",
"dsu",
"graphs"
] | null | null | stdin_stdout | null | {
"solved_count": 105
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1939-D | codeforces | 1939-D | Big Persimmon | https://codeforces.com/problemset/problem/1939/D | [
"*special",
"dp",
"games"
] | null | null | stdin_stdout | null | {
"solved_count": 110
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1939-C | codeforces | 1939-C | More Gifts | https://codeforces.com/problemset/problem/1939/C | [
"*special",
"dfs and similar",
"two pointers"
] | null | null | stdin_stdout | null | {
"solved_count": 412
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1939-B | codeforces | 1939-B | Evidence Board | https://codeforces.com/problemset/problem/1939/B | [
"*special",
"constructive algorithms",
"dfs and similar",
"graphs",
"trees"
] | null | null | stdin_stdout | null | {
"solved_count": 304
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1939-A | codeforces | 1939-A | Draw Polygon Lines | https://codeforces.com/problemset/problem/1939/A | [
"*special",
"constructive algorithms",
"dp",
"geometry",
"interactive"
] | null | null | stdin_stdout | null | {
"solved_count": 30
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-M | codeforces | 1938-M | Zig-zag | https://codeforces.com/problemset/problem/1938/M | [] | null | null | stdin_stdout | 3,500 | {
"solved_count": 96
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-L | codeforces | 1938-L | XOR Operations | https://codeforces.com/problemset/problem/1938/L | [] | null | null | stdin_stdout | 2,800 | {
"solved_count": 351
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-K | codeforces | 1938-K | Tree Quiz | https://codeforces.com/problemset/problem/1938/K | [] | null | null | stdin_stdout | 2,400 | {
"solved_count": 789
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-J | codeforces | 1938-J | There and Back Again | https://codeforces.com/problemset/problem/1938/J | [] | null | null | stdin_stdout | 2,100 | {
"solved_count": 1596
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-I | codeforces | 1938-I | Symmetric Boundary | https://codeforces.com/problemset/problem/1938/I | [] | null | null | stdin_stdout | 2,800 | {
"solved_count": 87
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-H | codeforces | 1938-H | Pho Restaurant | https://codeforces.com/problemset/problem/1938/H | [] | null | null | stdin_stdout | 1,600 | {
"solved_count": 2673
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-G | codeforces | 1938-G | Personality Test | https://codeforces.com/problemset/problem/1938/G | [] | null | null | stdin_stdout | 2,300 | {
"solved_count": 1288
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-F | codeforces | 1938-F | Forming Groups | https://codeforces.com/problemset/problem/1938/F | [] | null | null | stdin_stdout | 2,400 | {
"solved_count": 932
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-E | codeforces | 1938-E | Duplicates | https://codeforces.com/problemset/problem/1938/E | [] | null | null | stdin_stdout | 2,200 | {
"solved_count": 1270
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-D | codeforces | 1938-D | Bánh Bò | https://codeforces.com/problemset/problem/1938/D | [] | null | null | stdin_stdout | 3,300 | {
"solved_count": 110
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-C | codeforces | 1938-C | Bit Counting Sequence | https://codeforces.com/problemset/problem/1938/C | [] | null | null | stdin_stdout | 1,900 | {
"solved_count": 1824
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-B | codeforces | 1938-B | Attraction Score | https://codeforces.com/problemset/problem/1938/B | [] | null | null | stdin_stdout | 3,000 | {
"solved_count": 233
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1938-A | codeforces | 1938-A | Antiparticle Antiphysics | https://codeforces.com/problemset/problem/1938/A | [] | null | null | stdin_stdout | 3,500 | {
"solved_count": 77
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1937-B | codeforces | 1937-B | Binary Path | https://codeforces.com/problemset/problem/1937/B | [
"dp",
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 17275
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1937-A | codeforces | 1937-A | Shuffle Party | https://codeforces.com/problemset/problem/1937/A | [
"implementation",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 24601
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1936-F | codeforces | 1936-F | Grand Finale: Circles | https://codeforces.com/problemset/problem/1936/F | [
"binary search",
"geometry"
] | null | null | stdin_stdout | 3,300 | {
"solved_count": 171
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1936-E | codeforces | 1936-E | Yet Yet Another Permutation Problem | https://codeforces.com/problemset/problem/1936/E | [
"divide and conquer",
"fft",
"math"
] | null | null | stdin_stdout | 3,400 | {
"solved_count": 147
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1936-D | codeforces | 1936-D | Bitwise Paradox | https://codeforces.com/problemset/problem/1936/D | [
"binary search",
"bitmasks",
"data structures",
"greedy",
"two pointers"
] | null | null | stdin_stdout | 3,100 | {
"solved_count": 618
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1936-C | codeforces | 1936-C | Pokémon Arena | https://codeforces.com/problemset/problem/1936/C | [
"data structures",
"graphs",
"greedy",
"implementation",
"shortest paths",
"sortings"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 1712
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1936-B | codeforces | 1936-B | Pinball | https://codeforces.com/problemset/problem/1936/B | [
"binary search",
"data structures",
"implementation",
"math",
"two pointers"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 3545
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1936-A | codeforces | 1936-A | Bitwise Operation Wizard | https://codeforces.com/problemset/problem/1936/A | [
"bitmasks",
"constructive algorithms",
"greedy",
"interactive",
"math"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 8627
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1935-F | codeforces | 1935-F | Andrey's Tree | https://codeforces.com/problemset/problem/1935/F | [
"binary search",
"constructive algorithms",
"data structures",
"dfs and similar",
"dsu",
"greedy",
"implementation",
"trees"
] | null | null | stdin_stdout | 2,800 | {
"solved_count": 597
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1935-E | codeforces | 1935-E | Distance Learning Courses in MAC | https://codeforces.com/problemset/problem/1935/E | [
"bitmasks",
"brute force",
"data structures",
"greedy",
"math"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 1644
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1935-D | codeforces | 1935-D | Exam in MAC | https://codeforces.com/problemset/problem/1935/D | [
"binary search",
"combinatorics",
"implementation",
"math"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 10570
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1935-C | codeforces | 1935-C | Messenger in MAC | https://codeforces.com/problemset/problem/1935/C | [
"binary search",
"brute force",
"constructive algorithms",
"data structures",
"dp",
"greedy",
"sortings"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 9731
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1935-B | codeforces | 1935-B | Informatics in MAC | https://codeforces.com/problemset/problem/1935/B | [
"constructive algorithms"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 20845
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1935-A | codeforces | 1935-A | Entertainment in MAC | https://codeforces.com/problemset/problem/1935/A | [
"constructive algorithms",
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 30288
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1934-E | codeforces | 1934-E | Weird LCM Operations | https://codeforces.com/problemset/problem/1934/E | [
"brute force",
"constructive algorithms",
"number theory"
] | null | null | stdin_stdout | 3,000 | {
"solved_count": 340
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1934-D2 | codeforces | 1934-D2 | XOR Break --- Game Version | https://codeforces.com/problemset/problem/1934/D2 | [
"bitmasks",
"games",
"greedy",
"interactive"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 1745
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1934-D1 | codeforces | 1934-D1 | XOR Break --- Solo Version | https://codeforces.com/problemset/problem/1934/D1 | [
"bitmasks",
"constructive algorithms",
"greedy"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 4122
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1934-C | codeforces | 1934-C | Find a Mine | https://codeforces.com/problemset/problem/1934/C | [
"binary search",
"constructive algorithms",
"geometry",
"greedy",
"interactive",
"math"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 8053
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1934-B | codeforces | 1934-B | Yet Another Coin Problem | https://codeforces.com/problemset/problem/1934/B | [
"brute force",
"dp",
"greedy",
"math"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 21950
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1934-A | codeforces | 1934-A | Too Min Too Max | https://codeforces.com/problemset/problem/1934/A | [
"greedy",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 27213
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1933-G | codeforces | 1933-G | Turtle Magic: Royal Turtle Shell Pattern | https://codeforces.com/problemset/problem/1933/G | [
"bitmasks",
"brute force",
"combinatorics",
"constructive algorithms",
"dfs and similar",
"math"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 1173
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1933-F | codeforces | 1933-F | Turtle Mission: Robot and the Earthquake | https://codeforces.com/problemset/problem/1933/F | [
"dfs and similar",
"dp",
"graphs",
"shortest paths"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 2936
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1933-E | codeforces | 1933-E | Turtle vs. Rabbit Race: Optimal Trainings | https://codeforces.com/problemset/problem/1933/E | [
"binary search",
"implementation",
"math",
"ternary search"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 13420
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1933-D | codeforces | 1933-D | Turtle Tenacity: Continual Mods | https://codeforces.com/problemset/problem/1933/D | [
"constructive algorithms",
"greedy",
"math",
"number theory",
"sortings"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 23415
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1933-C | codeforces | 1933-C | Turtle Fingers: Count the Values of k | https://codeforces.com/problemset/problem/1933/C | [
"brute force",
"implementation",
"math",
"number theory"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 25286
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1933-B | codeforces | 1933-B | Turtle Math: Fast Three Task | https://codeforces.com/problemset/problem/1933/B | [
"implementation",
"math",
"number theory"
] | null | null | stdin_stdout | 800 | {
"solved_count": 36145
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1933-A | codeforces | 1933-A | Turtle Puzzle: Rearrange and Negate | https://codeforces.com/problemset/problem/1933/A | [
"greedy",
"math",
"sortings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 41982
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1932-G | codeforces | 1932-G | Moving Platforms | https://codeforces.com/problemset/problem/1932/G | [
"graphs",
"math",
"number theory",
"shortest paths"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 1337
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1932-F | codeforces | 1932-F | Feed Cats | https://codeforces.com/problemset/problem/1932/F | [
"data structures",
"dp",
"sortings"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 5589
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1932-E | codeforces | 1932-E | Final Countdown | https://codeforces.com/problemset/problem/1932/E | [
"implementation",
"math",
"number theory"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 10137
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1932-D | codeforces | 1932-D | Card Game | https://codeforces.com/problemset/problem/1932/D | [
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 13396
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1932-C | codeforces | 1932-C | LR-remainders | https://codeforces.com/problemset/problem/1932/C | [
"brute force",
"data structures",
"implementation",
"math",
"two pointers"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 18819
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1932-B | codeforces | 1932-B | Chaya Calendar | https://codeforces.com/problemset/problem/1932/B | [
"number theory"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 23608
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1932-A | codeforces | 1932-A | Thorns and Coins | https://codeforces.com/problemset/problem/1932/A | [
"dp",
"greedy",
"implementation"
] | null | null | stdin_stdout | 800 | {
"solved_count": 33773
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1931-G | codeforces | 1931-G | One-Dimensional Puzzle | https://codeforces.com/problemset/problem/1931/G | [
"combinatorics",
"math",
"number theory"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 3618
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1931-F | codeforces | 1931-F | Chat Screenshots | https://codeforces.com/problemset/problem/1931/F | [
"combinatorics",
"dfs and similar",
"graphs"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 11894
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1931-E | codeforces | 1931-E | Anna and the Valentine's Day Gift | https://codeforces.com/problemset/problem/1931/E | [
"games",
"greedy",
"math",
"sortings"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 25458
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1931-D | codeforces | 1931-D | Divisible Pairs | https://codeforces.com/problemset/problem/1931/D | [
"combinatorics",
"math",
"number theory"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 30270
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1931-C | codeforces | 1931-C | Make Equal Again | https://codeforces.com/problemset/problem/1931/C | [
"brute force",
"greedy",
"math"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 33753
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1931-B | codeforces | 1931-B | Make Equal | https://codeforces.com/problemset/problem/1931/B | [
"greedy"
] | null | null | stdin_stdout | 800 | {
"solved_count": 35267
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1931-A | codeforces | 1931-A | Recovering a Small String | https://codeforces.com/problemset/problem/1931/A | [
"brute force",
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 39840
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-I | codeforces | 1930-I | Counting Is Fun | https://codeforces.com/problemset/problem/1930/I | [
"combinatorics"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 100
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-H | codeforces | 1930-H | Interactive Mex Tree | https://codeforces.com/problemset/problem/1930/H | [
"constructive algorithms",
"dfs and similar",
"interactive",
"trees"
] | null | null | stdin_stdout | 3,300 | {
"solved_count": 362
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-G | codeforces | 1930-G | Prefix Max Set Counting | https://codeforces.com/problemset/problem/1930/G | [
"data structures",
"dp",
"trees"
] | null | null | stdin_stdout | 3,100 | {
"solved_count": 491
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-F | codeforces | 1930-F | Maximize the Difference | https://codeforces.com/problemset/problem/1930/F | [
"bitmasks",
"brute force",
"dfs and similar"
] | null | null | stdin_stdout | 2,700 | {
"solved_count": 933
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-E | codeforces | 1930-E | 2..3...4.... Wonderful! Wonderful! | https://codeforces.com/problemset/problem/1930/E | [
"combinatorics",
"dp",
"math"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 1462
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-D2 | codeforces | 1930-D2 | Sum over all Substrings (Hard Version) | https://codeforces.com/problemset/problem/1930/D2 | [
"bitmasks",
"divide and conquer",
"dp",
"dsu",
"greedy",
"implementation",
"strings"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 3041
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-D1 | codeforces | 1930-D1 | Sum over all Substrings (Easy Version) | https://codeforces.com/problemset/problem/1930/D1 | [
"brute force",
"dp",
"greedy",
"strings"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 4839
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-C | codeforces | 1930-C | Lexicographically Largest | https://codeforces.com/problemset/problem/1930/C | [
"binary search",
"constructive algorithms",
"data structures",
"greedy",
"sortings"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 8125
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-B | codeforces | 1930-B | Permutation Printing | https://codeforces.com/problemset/problem/1930/B | [
"brute force",
"constructive algorithms",
"math"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 17611
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1930-A | codeforces | 1930-A | Maximise The Score | https://codeforces.com/problemset/problem/1930/A | [
"greedy",
"sortings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 20255
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1929-F | codeforces | 1929-F | Sasha and the Wedding Binary Search Tree | https://codeforces.com/problemset/problem/1929/F | [
"brute force",
"combinatorics",
"data structures",
"dfs and similar",
"math",
"trees"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 2253
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1929-E | codeforces | 1929-E | Sasha and the Happy Tree Cutting | https://codeforces.com/problemset/problem/1929/E | [
"bitmasks",
"brute force",
"dfs and similar",
"dp",
"graphs",
"greedy",
"math",
"trees"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 2062
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1929-D | codeforces | 1929-D | Sasha and a Walk in the City | https://codeforces.com/problemset/problem/1929/D | [
"combinatorics",
"dp",
"math",
"trees"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 5732
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1929-C | codeforces | 1929-C | Sasha and the Casino | https://codeforces.com/problemset/problem/1929/C | [
"binary search",
"brute force",
"constructive algorithms",
"games",
"greedy",
"math"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 17218
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1929-B | codeforces | 1929-B | Sasha and the Drawing | https://codeforces.com/problemset/problem/1929/B | [
"constructive algorithms",
"greedy",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 26687
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1929-A | codeforces | 1929-A | Sasha and the Beautiful Array | https://codeforces.com/problemset/problem/1929/A | [
"constructive algorithms",
"greedy",
"math",
"sortings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 34840
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1928-F | codeforces | 1928-F | Digital Patterns | https://codeforces.com/problemset/problem/1928/F | [
"combinatorics",
"data structures",
"implementation",
"math"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 344
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1928-E | codeforces | 1928-E | Modular Sequence | https://codeforces.com/problemset/problem/1928/E | [
"brute force",
"constructive algorithms",
"dp",
"graphs",
"greedy",
"math",
"number theory"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 2082
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1928-D | codeforces | 1928-D | Lonely Mountain Dungeons | https://codeforces.com/problemset/problem/1928/D | [
"brute force",
"data structures",
"greedy",
"math",
"ternary search"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 5148
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1928-C | codeforces | 1928-C | Physical Education Lesson | https://codeforces.com/problemset/problem/1928/C | [
"brute force",
"math",
"number theory"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 10320
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1928-B | codeforces | 1928-B | Equalize | https://codeforces.com/problemset/problem/1928/B | [
"binary search",
"greedy",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 20686
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1928-A | codeforces | 1928-A | Rectangle Cutting | https://codeforces.com/problemset/problem/1928/A | [
"geometry",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 24387
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1927-G | codeforces | 1927-G | Paint Charges | https://codeforces.com/problemset/problem/1927/G | [
"data structures",
"dp",
"greedy",
"math"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 1975
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1927-F | codeforces | 1927-F | Microcycle | https://codeforces.com/problemset/problem/1927/F | [
"data structures",
"dfs and similar",
"dsu",
"graphs",
"greedy",
"implementation",
"sortings",
"trees"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 5356
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1927-E | codeforces | 1927-E | Klever Permutation | https://codeforces.com/problemset/problem/1927/E | [
"constructive algorithms",
"math",
"two pointers"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 16986
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1927-D | codeforces | 1927-D | Find the Different Ones! | https://codeforces.com/problemset/problem/1927/D | [
"binary search",
"brute force",
"data structures",
"dp",
"dsu",
"greedy",
"two pointers"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 32806
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1927-C | codeforces | 1927-C | Choose the Different Ones! | https://codeforces.com/problemset/problem/1927/C | [
"brute force",
"greedy",
"math"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 31480
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1927-B | codeforces | 1927-B | Following the String | https://codeforces.com/problemset/problem/1927/B | [
"constructive algorithms",
"greedy",
"strings"
] | null | null | stdin_stdout | 900 | {
"solved_count": 37961
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1927-A | codeforces | 1927-A | Make it White | https://codeforces.com/problemset/problem/1927/A | [
"greedy",
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 51172
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1926-G | codeforces | 1926-G | Vlad and Trouble at MIT | https://codeforces.com/problemset/problem/1926/G | [
"dfs and similar",
"dp",
"flows",
"graphs",
"greedy",
"implementation",
"trees"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 4500
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1926-F | codeforces | 1926-F | Vlad and Avoiding X | https://codeforces.com/problemset/problem/1926/F | [
"bitmasks",
"brute force",
"dfs and similar",
"dp",
"implementation"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 2083
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1926-E | codeforces | 1926-E | Vlad and an Odd Ordering | https://codeforces.com/problemset/problem/1926/E | [
"binary search",
"bitmasks",
"data structures",
"dp",
"implementation",
"math",
"number theory"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 14788
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1926-D | codeforces | 1926-D | Vlad and Division | https://codeforces.com/problemset/problem/1926/D | [
"bitmasks",
"greedy"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 18309
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1926-C | codeforces | 1926-C | Vlad and a Sum of Sum of Digits | https://codeforces.com/problemset/problem/1926/C | [
"dp",
"implementation"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 32547
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1926-B | codeforces | 1926-B | Vlad and Shapes | https://codeforces.com/problemset/problem/1926/B | [
"geometry",
"implementation"
] | null | null | stdin_stdout | 800 | {
"solved_count": 36354
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1926-A | codeforces | 1926-A | Vlad and the Best of Five | https://codeforces.com/problemset/problem/1926/A | [
"implementation"
] | null | null | stdin_stdout | 800 | {
"solved_count": 61778
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1925-D | codeforces | 1925-D | Good Trip | https://codeforces.com/problemset/problem/1925/D | [
"combinatorics",
"dp",
"math",
"probabilities"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 4745
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1925-B | codeforces | 1925-B | A Balanced Problemset? | https://codeforces.com/problemset/problem/1925/B | [
"brute force",
"greedy",
"math",
"number theory"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 23057
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1925-A | codeforces | 1925-A | We Got Everything Covered! | https://codeforces.com/problemset/problem/1925/A | [
"constructive algorithms",
"greedy",
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 31106
} | 2026-04-13T03:38:27.662191+00:00 |
codeforces:1924-F | codeforces | 1924-F | Anti-Proxy Attendance | https://codeforces.com/problemset/problem/1924/F | [
"constructive algorithms",
"dp",
"interactive",
"ternary search"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 225
} | 2026-04-13T03:38:27.662191+00:00 |
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