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:1898-C | codeforces | 1898-C | Colorful Grid | https://codeforces.com/problemset/problem/1898/C | [
"constructive algorithms"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 6625
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1898-B | codeforces | 1898-B | Milena and Admirer | https://codeforces.com/problemset/problem/1898/B | [
"greedy",
"math"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 14894
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1898-A | codeforces | 1898-A | Milica and String | https://codeforces.com/problemset/problem/1898/A | [
"brute force",
"implementation",
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 17566
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-H2 | codeforces | 1896-H2 | Cyclic Hamming (Hard Version) | https://codeforces.com/problemset/problem/1896/H2 | [
"brute force",
"dp",
"fft",
"math",
"number theory"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 173
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-H1 | codeforces | 1896-H1 | Cyclic Hamming (Easy Version) | https://codeforces.com/problemset/problem/1896/H1 | [
"brute force",
"divide and conquer",
"dp",
"fft",
"math",
"number theory"
] | null | null | stdin_stdout | 3,400 | {
"solved_count": 212
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-G | codeforces | 1896-G | Pepe Racing | https://codeforces.com/problemset/problem/1896/G | [
"constructive algorithms",
"implementation",
"interactive",
"sortings"
] | null | null | stdin_stdout | 3,200 | {
"solved_count": 460
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-F | codeforces | 1896-F | Bracket Xoring | https://codeforces.com/problemset/problem/1896/F | [
"constructive algorithms",
"greedy",
"implementation",
"math"
] | null | null | stdin_stdout | 2,600 | {
"solved_count": 1011
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-E | codeforces | 1896-E | Permutation Sorting | https://codeforces.com/problemset/problem/1896/E | [
"data structures",
"sortings"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 2799
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-D | codeforces | 1896-D | Ones and Twos | https://codeforces.com/problemset/problem/1896/D | [
"binary search",
"data structures",
"divide and conquer",
"math",
"two pointers"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 7118
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-C | codeforces | 1896-C | Matching Arrays | https://codeforces.com/problemset/problem/1896/C | [
"binary search",
"constructive algorithms",
"greedy",
"sortings"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 11866
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-B | codeforces | 1896-B | AB Flipping | https://codeforces.com/problemset/problem/1896/B | [
"greedy",
"strings",
"two pointers"
] | null | null | stdin_stdout | 900 | {
"solved_count": 18842
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1896-A | codeforces | 1896-A | Jagged Swaps | https://codeforces.com/problemset/problem/1896/A | [
"sortings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 63734
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1895-G | codeforces | 1895-G | Two Characters, Two Colors | https://codeforces.com/problemset/problem/1895/G | [
"binary search",
"data structures",
"dp",
"flows",
"greedy"
] | null | null | stdin_stdout | 3,100 | {
"solved_count": 442
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1895-F | codeforces | 1895-F | Fancy Arrays | https://codeforces.com/problemset/problem/1895/F | [
"combinatorics",
"dp",
"math",
"matrices"
] | null | null | stdin_stdout | 2,600 | {
"solved_count": 1103
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1895-E | codeforces | 1895-E | Infinite Card Game | https://codeforces.com/problemset/problem/1895/E | [
"binary search",
"brute force",
"data structures",
"dfs and similar",
"dp",
"dsu",
"games",
"graphs",
"greedy",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 1924
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1895-D | codeforces | 1895-D | XOR Construction | https://codeforces.com/problemset/problem/1895/D | [
"bitmasks",
"constructive algorithms",
"data structures",
"math",
"string suffix structures",
"trees"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 7253
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1895-C | codeforces | 1895-C | Torn Lucky Ticket | https://codeforces.com/problemset/problem/1895/C | [
"brute force",
"dp",
"hashing",
"implementation",
"math"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 13278
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1895-B | codeforces | 1895-B | Points and Minimum Distance | https://codeforces.com/problemset/problem/1895/B | [
"greedy",
"math",
"sortings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 21741
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1895-A | codeforces | 1895-A | Treasure Chest | https://codeforces.com/problemset/problem/1895/A | [
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 26110
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1894-B | codeforces | 1894-B | Two Out of Three | https://codeforces.com/problemset/problem/1894/B | [
"constructive algorithms"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 18326
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1894-A | codeforces | 1894-A | Secret Sport | https://codeforces.com/problemset/problem/1894/A | [
"implementation",
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 20530
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1893-E | codeforces | 1893-E | Cacti Symphony | https://codeforces.com/problemset/problem/1893/E | [
"combinatorics",
"dfs and similar",
"dp",
"graphs"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 386
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1893-D | codeforces | 1893-D | Colorful Constructive | https://codeforces.com/problemset/problem/1893/D | [
"constructive algorithms",
"data structures",
"greedy"
] | null | null | stdin_stdout | 2,600 | {
"solved_count": 1132
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1893-C | codeforces | 1893-C | Freedom of Choice | https://codeforces.com/problemset/problem/1893/C | [
"brute force",
"greedy",
"implementation"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 3277
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1893-B | codeforces | 1893-B | Neutral Tonality | https://codeforces.com/problemset/problem/1893/B | [
"constructive algorithms",
"greedy",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 11859
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1893-A | codeforces | 1893-A | Anonymous Informant | https://codeforces.com/problemset/problem/1893/A | [
"brute force",
"dfs and similar",
"graphs",
"implementation"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 15365
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1891-F | codeforces | 1891-F | A Growing Tree | https://codeforces.com/problemset/problem/1891/F | [
"data structures",
"dfs and similar",
"trees"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 4940
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1891-E | codeforces | 1891-E | Brukhovich and Exams | https://codeforces.com/problemset/problem/1891/E | [
"brute force",
"greedy",
"implementation",
"math",
"sortings"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 1126
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1891-D | codeforces | 1891-D | Suspicious logarithms | https://codeforces.com/problemset/problem/1891/D | [
"binary search",
"brute force",
"math"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 4621
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1891-C | codeforces | 1891-C | Smilo and Monsters | https://codeforces.com/problemset/problem/1891/C | [
"binary search",
"constructive algorithms",
"greedy",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 21675
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1891-B | codeforces | 1891-B | Deja Vu | https://codeforces.com/problemset/problem/1891/B | [
"brute force",
"math",
"sortings"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 31176
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1891-A | codeforces | 1891-A | Sorting with Twos | https://codeforces.com/problemset/problem/1891/A | [
"constructive algorithms",
"sortings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 20658
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1890-B | codeforces | 1890-B | Qingshan Loves Strings | https://codeforces.com/problemset/problem/1890/B | [
"constructive algorithms",
"implementation"
] | null | null | stdin_stdout | 800 | {
"solved_count": 18858
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1890-A | codeforces | 1890-A | Doremy's Paint 3 | https://codeforces.com/problemset/problem/1890/A | [
"constructive algorithms"
] | null | null | stdin_stdout | 800 | {
"solved_count": 62706
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1889-F | codeforces | 1889-F | Doremy's Average Tree | https://codeforces.com/problemset/problem/1889/F | [
"data structures",
"dp",
"greedy",
"trees"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 222
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1889-E | codeforces | 1889-E | Doremy's Swapping Trees | https://codeforces.com/problemset/problem/1889/E | [
"dfs and similar",
"graphs",
"trees"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 186
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1889-D | codeforces | 1889-D | Game of Stacks | https://codeforces.com/problemset/problem/1889/D | [
"brute force",
"dfs and similar",
"graphs",
"implementation",
"trees"
] | null | null | stdin_stdout | 3,000 | {
"solved_count": 995
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1889-C2 | codeforces | 1889-C2 | Doremy's Drying Plan (Hard Version) | https://codeforces.com/problemset/problem/1889/C2 | [
"data structures",
"dp"
] | null | null | stdin_stdout | 2,600 | {
"solved_count": 1229
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1889-C1 | codeforces | 1889-C1 | Doremy's Drying Plan (Easy Version) | https://codeforces.com/problemset/problem/1889/C1 | [
"brute force",
"data structures",
"dp",
"greedy",
"sortings"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 3984
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1889-B | codeforces | 1889-B | Doremy's Connecting Plan | https://codeforces.com/problemset/problem/1889/B | [
"constructive algorithms",
"greedy",
"math",
"sortings"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 8734
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1889-A | codeforces | 1889-A | Qingshan Loves Strings 2 | https://codeforces.com/problemset/problem/1889/A | [
"constructive algorithms",
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 15536
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1887-F | codeforces | 1887-F | Minimum Segments | https://codeforces.com/problemset/problem/1887/F | [
"constructive algorithms"
] | null | null | stdin_stdout | 3,400 | {
"solved_count": 282
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1887-E | codeforces | 1887-E | Good Colorings | https://codeforces.com/problemset/problem/1887/E | [
"binary search",
"constructive algorithms",
"graphs",
"interactive"
] | null | null | stdin_stdout | 3,100 | {
"solved_count": 560
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1887-D | codeforces | 1887-D | Split | https://codeforces.com/problemset/problem/1887/D | [
"binary search",
"data structures",
"divide and conquer",
"dsu",
"math",
"trees",
"two pointers"
] | null | null | stdin_stdout | 2,700 | {
"solved_count": 1326
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1887-C | codeforces | 1887-C | Minimum Array | https://codeforces.com/problemset/problem/1887/C | [
"binary search",
"brute force",
"constructive algorithms",
"data structures",
"greedy",
"hashing",
"two pointers"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 2349
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1887-B | codeforces | 1887-B | Time Travel | https://codeforces.com/problemset/problem/1887/B | [
"binary search",
"graphs",
"shortest paths"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 4032
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1886-F | codeforces | 1886-F | Diamond Theft | https://codeforces.com/problemset/problem/1886/F | [
"data structures",
"greedy"
] | null | null | stdin_stdout | 3,300 | {
"solved_count": 274
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1886-E | codeforces | 1886-E | I Wanna be the Team Leader | https://codeforces.com/problemset/problem/1886/E | [
"bitmasks",
"constructive algorithms",
"dp",
"greedy",
"math",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 1906
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1886-D | codeforces | 1886-D | Monocarp and the Set | https://codeforces.com/problemset/problem/1886/D | [
"combinatorics",
"data structures",
"math"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 4264
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1886-C | codeforces | 1886-C | Decreasing String | https://codeforces.com/problemset/problem/1886/C | [
"implementation",
"strings"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 17470
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1886-B | codeforces | 1886-B | Fear of the Dark | https://codeforces.com/problemset/problem/1886/B | [
"binary search",
"geometry",
"math"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 18270
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1886-A | codeforces | 1886-A | Sum of Three | https://codeforces.com/problemset/problem/1886/A | [
"brute force",
"constructive algorithms",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 27912
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1885-A | codeforces | 1885-A | Deterministic Scheduling for Extended Reality over 5G and Beyond | https://codeforces.com/problemset/problem/1885/A | [
"*special"
] | null | null | stdin_stdout | null | {
"solved_count": 0
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1884-E | codeforces | 1884-E | Hard Design | https://codeforces.com/problemset/problem/1884/E | [
"greedy",
"implementation",
"math"
] | null | null | stdin_stdout | 2,800 | {
"solved_count": 450
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1884-D | codeforces | 1884-D | Counting Rhyme | https://codeforces.com/problemset/problem/1884/D | [
"dp",
"math",
"number theory"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 4293
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1884-C | codeforces | 1884-C | Medium Design | https://codeforces.com/problemset/problem/1884/C | [
"brute force",
"data structures",
"dp",
"greedy",
"sortings"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 7488
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1884-B | codeforces | 1884-B | Haunted House | https://codeforces.com/problemset/problem/1884/B | [
"binary search",
"greedy",
"math",
"two pointers"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 14992
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1884-A | codeforces | 1884-A | Simple Design | https://codeforces.com/problemset/problem/1884/A | [
"brute force",
"greedy",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 19317
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1883-G2 | codeforces | 1883-G2 | Dances (Hard Version) | https://codeforces.com/problemset/problem/1883/G2 | [
"binary search",
"greedy",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 6930
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1883-G1 | codeforces | 1883-G1 | Dances (Easy version) | https://codeforces.com/problemset/problem/1883/G1 | [
"binary search",
"greedy",
"two pointers"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 21047
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1883-F | codeforces | 1883-F | You Are So Beautiful | https://codeforces.com/problemset/problem/1883/F | [
"data structures"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 12133
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1883-E | codeforces | 1883-E | Look Back | https://codeforces.com/problemset/problem/1883/E | [
"bitmasks",
"greedy"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 10144
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1883-D | codeforces | 1883-D | In Love | https://codeforces.com/problemset/problem/1883/D | [
"data structures",
"greedy"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 14820
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1883-C | codeforces | 1883-C | Raspberries | https://codeforces.com/problemset/problem/1883/C | [
"dp",
"math"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 54434
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1883-B | codeforces | 1883-B | Chemistry | https://codeforces.com/problemset/problem/1883/B | [
"strings"
] | null | null | stdin_stdout | 900 | {
"solved_count": 64610
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1883-A | codeforces | 1883-A | Morning | https://codeforces.com/problemset/problem/1883/A | [
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 29741
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1882-E2 | codeforces | 1882-E2 | Two Permutations (Hard Version) | https://codeforces.com/problemset/problem/1882/E2 | [
"constructive algorithms"
] | null | null | stdin_stdout | 3,100 | {
"solved_count": 434
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1882-E1 | codeforces | 1882-E1 | Two Permutations (Easy Version) | https://codeforces.com/problemset/problem/1882/E1 | [
"brute force",
"constructive algorithms",
"greedy",
"number theory"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 1258
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1882-D | codeforces | 1882-D | Tree XOR | https://codeforces.com/problemset/problem/1882/D | [
"bitmasks",
"dfs and similar",
"dp",
"greedy",
"trees"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 7331
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1882-C | codeforces | 1882-C | Card Game | https://codeforces.com/problemset/problem/1882/C | [
"brute force",
"greedy"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 14629
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1882-B | codeforces | 1882-B | Sets and Union | https://codeforces.com/problemset/problem/1882/B | [
"bitmasks",
"brute force",
"constructive algorithms",
"greedy"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 17593
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1882-A | codeforces | 1882-A | Increasing Sequence | https://codeforces.com/problemset/problem/1882/A | [
"greedy"
] | null | null | stdin_stdout | 800 | {
"solved_count": 27440
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1881-G | codeforces | 1881-G | Anya and the Mysterious String | https://codeforces.com/problemset/problem/1881/G | [
"binary search",
"data structures"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 3019
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1881-F | codeforces | 1881-F | Minimum Maximum Distance | https://codeforces.com/problemset/problem/1881/F | [
"dfs and similar",
"dp",
"graphs",
"shortest paths",
"trees"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 10024
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1881-E | codeforces | 1881-E | Block Sequence | https://codeforces.com/problemset/problem/1881/E | [
"dp"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 25492
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1881-D | codeforces | 1881-D | Divide and Equalize | https://codeforces.com/problemset/problem/1881/D | [
"math",
"number theory"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 30538
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1881-C | codeforces | 1881-C | Perfect Square | https://codeforces.com/problemset/problem/1881/C | [
"brute force",
"implementation"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 19735
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1881-B | codeforces | 1881-B | Three Threadlets | https://codeforces.com/problemset/problem/1881/B | [
"math"
] | null | null | stdin_stdout | 900 | {
"solved_count": 29088
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1881-A | codeforces | 1881-A | Don't Try to Count | https://codeforces.com/problemset/problem/1881/A | [
"brute force",
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 65034
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1879-F | codeforces | 1879-F | Last Man Standing | https://codeforces.com/problemset/problem/1879/F | [
"brute force",
"data structures",
"number theory"
] | null | null | stdin_stdout | 2,800 | {
"solved_count": 666
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1879-E | codeforces | 1879-E | Interactive Game with Coloring | https://codeforces.com/problemset/problem/1879/E | [
"brute force",
"constructive algorithms",
"dfs and similar",
"graphs",
"implementation",
"interactive",
"trees"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 1611
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1879-D | codeforces | 1879-D | Sum of XOR Functions | https://codeforces.com/problemset/problem/1879/D | [
"bitmasks",
"combinatorics",
"divide and conquer",
"dp",
"math"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 11125
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1879-C | codeforces | 1879-C | Make it Alternating | https://codeforces.com/problemset/problem/1879/C | [
"combinatorics",
"dp",
"greedy"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 29020
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1879-B | codeforces | 1879-B | Chips on the Board | https://codeforces.com/problemset/problem/1879/B | [
"constructive algorithms",
"greedy"
] | null | null | stdin_stdout | 900 | {
"solved_count": 25301
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1879-A | codeforces | 1879-A | Rigged! | https://codeforces.com/problemset/problem/1879/A | [
"greedy"
] | null | null | stdin_stdout | 800 | {
"solved_count": 24693
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1878-G | codeforces | 1878-G | wxhtzdy ORO Tree | https://codeforces.com/problemset/problem/1878/G | [
"binary search",
"bitmasks",
"brute force",
"data structures",
"dfs and similar",
"implementation",
"trees"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 1514
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1878-F | codeforces | 1878-F | Vasilije Loves Number Theory | https://codeforces.com/problemset/problem/1878/F | [
"brute force",
"math",
"number theory"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 5030
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1878-E | codeforces | 1878-E | Iva & Pav | https://codeforces.com/problemset/problem/1878/E | [
"binary search",
"bitmasks",
"data structures",
"greedy"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 22498
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1878-D | codeforces | 1878-D | Reverse Madness | https://codeforces.com/problemset/problem/1878/D | [
"data structures",
"greedy"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 10300
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1878-C | codeforces | 1878-C | Vasilije in Cacak | https://codeforces.com/problemset/problem/1878/C | [
"math"
] | null | null | stdin_stdout | 900 | {
"solved_count": 62364
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1878-B | codeforces | 1878-B | Aleksa and Stack | https://codeforces.com/problemset/problem/1878/B | [
"constructive algorithms",
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 34528
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1878-A | codeforces | 1878-A | How Much Does Daytona Cost? | https://codeforces.com/problemset/problem/1878/A | [
"greedy"
] | null | null | stdin_stdout | 800 | {
"solved_count": 85148
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1877-C | codeforces | 1877-C | Joyboard | https://codeforces.com/problemset/problem/1877/C | [
"math",
"number theory"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 13140
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1877-A | codeforces | 1877-A | Goals of Victory | https://codeforces.com/problemset/problem/1877/A | [
"math"
] | null | null | stdin_stdout | 800 | {
"solved_count": 57605
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1876-G | codeforces | 1876-G | Clubstep | https://codeforces.com/problemset/problem/1876/G | [
"binary search",
"brute force",
"data structures",
"greedy",
"trees"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 297
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1876-F | codeforces | 1876-F | Indefinite Clownfish | https://codeforces.com/problemset/problem/1876/F | [
"binary search",
"graphs"
] | null | null | stdin_stdout | 3,500 | {
"solved_count": 236
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1876-E | codeforces | 1876-E | Ball-Stackable | https://codeforces.com/problemset/problem/1876/E | [
"constructive algorithms",
"data structures",
"dp",
"trees"
] | null | null | stdin_stdout | 3,300 | {
"solved_count": 374
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1876-D | codeforces | 1876-D | Lexichromatography | https://codeforces.com/problemset/problem/1876/D | [
"combinatorics",
"dfs and similar",
"dsu",
"graphs",
"two pointers"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 1103
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1876-C | codeforces | 1876-C | Autosynthesis | https://codeforces.com/problemset/problem/1876/C | [
"constructive algorithms",
"dfs and similar",
"graphs",
"greedy",
"sortings"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 2834
} | 2026-08-10T02:20:32.917453+00:00 |
codeforces:1876-B | codeforces | 1876-B | Effects of Anti Pimples | https://codeforces.com/problemset/problem/1876/B | [
"combinatorics",
"number theory",
"sortings"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 10284
} | 2026-08-10T02:20:32.917453+00:00 |
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