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value | difficulty_rating int64 800 3.5k ⌀ | stats dict | last_scraped_at stringclasses 2
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codeforces:81-B | codeforces | 81-B | Sequence Formatting | https://codeforces.com/problemset/problem/81/B | [
"implementation",
"strings"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 2142
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:81-A | codeforces | 81-A | Plug-in | https://codeforces.com/problemset/problem/81/A | [
"implementation"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 13999
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:80-B | codeforces | 80-B | Depression | https://codeforces.com/problemset/problem/80/B | [
"geometry",
"math"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 5016
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:80-A | codeforces | 80-A | Panoramix's Prediction | https://codeforces.com/problemset/problem/80/A | [
"brute force"
] | null | null | stdin_stdout | 800 | {
"solved_count": 66784
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:79-E | codeforces | 79-E | Security System | https://codeforces.com/problemset/problem/79/E | [
"math"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 160
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:79-D | codeforces | 79-D | Password | https://codeforces.com/problemset/problem/79/D | [
"bitmasks",
"dp",
"shortest paths"
] | null | null | stdin_stdout | 2,800 | {
"solved_count": 1349
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:79-C | codeforces | 79-C | Beaver | https://codeforces.com/problemset/problem/79/C | [
"data structures",
"dp",
"greedy",
"hashing",
"strings",
"two pointers"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 2121
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:79-B | codeforces | 79-B | Colorful Field | https://codeforces.com/problemset/problem/79/B | [
"implementation",
"sortings"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 8010
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:79-A | codeforces | 79-A | Bus Game | https://codeforces.com/problemset/problem/79/A | [
"greedy"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 4571
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:78-E | codeforces | 78-E | Evacuation | https://codeforces.com/problemset/problem/78/E | [
"flows",
"graphs",
"shortest paths"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 697
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:78-D | codeforces | 78-D | Archer's Shot | https://codeforces.com/problemset/problem/78/D | [
"binary search",
"geometry",
"math",
"two pointers"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 396
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:78-C | codeforces | 78-C | Beaver Game | https://codeforces.com/problemset/problem/78/C | [
"dp",
"games",
"number theory"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 2185
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:78-B | codeforces | 78-B | Easter Eggs | https://codeforces.com/problemset/problem/78/B | [
"constructive algorithms",
"implementation"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 15397
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:78-A | codeforces | 78-A | Haiku | https://codeforces.com/problemset/problem/78/A | [
"implementation",
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 15481
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:77-E | codeforces | 77-E | Martian Food | https://codeforces.com/problemset/problem/77/E | [
"geometry"
] | null | null | stdin_stdout | 2,800 | {
"solved_count": 422
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:77-D | codeforces | 77-D | Domino Carpet | https://codeforces.com/problemset/problem/77/D | [
"dp",
"implementation"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 365
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:77-C | codeforces | 77-C | Beavermuncher-0xFF | https://codeforces.com/problemset/problem/77/C | [
"dfs and similar",
"dp",
"dsu",
"greedy",
"trees"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 1172
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:77-B | codeforces | 77-B | Falling Anvils | https://codeforces.com/problemset/problem/77/B | [
"math",
"probabilities"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 2875
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:77-A | codeforces | 77-A | Heroes | https://codeforces.com/problemset/problem/77/A | [
"brute force",
"implementation"
] | null | null | stdin_stdout | 1,400 | {
"solved_count": 1957
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:76-F | codeforces | 76-F | Tourist | https://codeforces.com/problemset/problem/76/F | [
"binary search",
"data structures",
"dp"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 777
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:76-E | codeforces | 76-E | Points | https://codeforces.com/problemset/problem/76/E | [
"implementation",
"math"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 1899
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:76-D | codeforces | 76-D | Plus and xor | https://codeforces.com/problemset/problem/76/D | [
"dp",
"greedy",
"math"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 2411
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:76-C | codeforces | 76-C | Mutation | https://codeforces.com/problemset/problem/76/C | [
"bitmasks",
"dp",
"math"
] | null | null | stdin_stdout | 2,700 | {
"solved_count": 370
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:76-B | codeforces | 76-B | Mice | https://codeforces.com/problemset/problem/76/B | [
"greedy",
"two pointers"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 803
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:76-A | codeforces | 76-A | Gift | https://codeforces.com/problemset/problem/76/A | [
"dsu",
"graphs",
"sortings",
"trees"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 2316
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:75-E | codeforces | 75-E | Ship's Shortest Path | https://codeforces.com/problemset/problem/75/E | [
"geometry",
"shortest paths"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 303
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:75-D | codeforces | 75-D | Big Maximum Sum | https://codeforces.com/problemset/problem/75/D | [
"data structures",
"dp",
"greedy",
"implementation",
"math",
"trees"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 2078
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:75-C | codeforces | 75-C | Modified GCD | https://codeforces.com/problemset/problem/75/C | [
"binary search",
"number theory"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 16097
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:75-B | codeforces | 75-B | Facetook Priority Wall | https://codeforces.com/problemset/problem/75/B | [
"expression parsing",
"implementation",
"strings"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 3626
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:75-A | codeforces | 75-A | Life Without Zeros | https://codeforces.com/problemset/problem/75/A | [
"implementation"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 29846
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:74-E | codeforces | 74-E | Shift It! | https://codeforces.com/problemset/problem/74/E | [
"constructive algorithms"
] | null | null | stdin_stdout | 2,800 | {
"solved_count": 186
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:74-D | codeforces | 74-D | Hanger | https://codeforces.com/problemset/problem/74/D | [
"data structures"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 420
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:74-C | codeforces | 74-C | Chessboard Billiard | https://codeforces.com/problemset/problem/74/C | [
"dfs and similar",
"dsu",
"graphs",
"number theory"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 1414
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:74-B | codeforces | 74-B | Train | https://codeforces.com/problemset/problem/74/B | [
"dp",
"games",
"greedy"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 1790
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:74-A | codeforces | 74-A | Room Leader | https://codeforces.com/problemset/problem/74/A | [
"implementation"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 5892
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:73-F | codeforces | 73-F | Plane of Tanks | https://codeforces.com/problemset/problem/73/F | [
"brute force",
"geometry"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 107
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:73-E | codeforces | 73-E | Morrowindows | https://codeforces.com/problemset/problem/73/E | [
"math",
"number theory"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 415
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:73-D | codeforces | 73-D | FreeDiv | https://codeforces.com/problemset/problem/73/D | [
"dfs and similar",
"graphs",
"greedy"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 755
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:73-C | codeforces | 73-C | LionAge II | https://codeforces.com/problemset/problem/73/C | [
"dp"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 2494
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:73-B | codeforces | 73-B | Need For Brake | https://codeforces.com/problemset/problem/73/B | [
"binary search",
"greedy",
"sortings"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 548
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:73-A | codeforces | 73-A | The Elder Trolls IV: Oblivon | https://codeforces.com/problemset/problem/73/A | [
"greedy",
"math"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 1644
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-I | codeforces | 72-I | Goofy Numbers | https://codeforces.com/problemset/problem/72/I | [
"*special",
"implementation"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 483
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-H | codeforces | 72-H | Reverse It! | https://codeforces.com/problemset/problem/72/H | [
"*special",
"implementation"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 284
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-G | codeforces | 72-G | Fibonacci army | https://codeforces.com/problemset/problem/72/G | [
"*special",
"dp"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 2851
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-F | codeforces | 72-F | Oil | https://codeforces.com/problemset/problem/72/F | [
"*special",
"greedy",
"math"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 143
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-E | codeforces | 72-E | Ali goes shopping | https://codeforces.com/problemset/problem/72/E | [
"*special",
"brute force",
"strings"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 181
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-D | codeforces | 72-D | Perse-script | https://codeforces.com/problemset/problem/72/D | [
"*special",
"expression parsing"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 83
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-C | codeforces | 72-C | Extraordinarily Nice Numbers | https://codeforces.com/problemset/problem/72/C | [
"*special",
"math"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 1056
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-B | codeforces | 72-B | INI-file | https://codeforces.com/problemset/problem/72/B | [
"*special",
"implementation"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 117
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:72-A | codeforces | 72-A | Goshtasp, Vishtasp and Eidi | https://codeforces.com/problemset/problem/72/A | [
"*special",
"greedy",
"math"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 194
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:71-E | codeforces | 71-E | Nuclear Fusion | https://codeforces.com/problemset/problem/71/E | [
"bitmasks",
"dp"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 949
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:71-D | codeforces | 71-D | Solitaire | https://codeforces.com/problemset/problem/71/D | [
"brute force",
"implementation"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 776
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:71-C | codeforces | 71-C | Round Table Knights | https://codeforces.com/problemset/problem/71/C | [
"dp",
"math",
"number theory"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 7361
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:71-B | codeforces | 71-B | Progress Bar | https://codeforces.com/problemset/problem/71/B | [
"implementation",
"math"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 5337
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:71-A | codeforces | 71-A | Way Too Long Words | https://codeforces.com/problemset/problem/71/A | [
"strings"
] | null | null | stdin_stdout | 800 | {
"solved_count": 507634
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:70-E | codeforces | 70-E | Information Reform | https://codeforces.com/problemset/problem/70/E | [
"dp",
"implementation",
"trees"
] | null | null | stdin_stdout | 2,700 | {
"solved_count": 592
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:70-D | codeforces | 70-D | Professor's task | https://codeforces.com/problemset/problem/70/D | [
"data structures",
"geometry"
] | null | null | stdin_stdout | 2,700 | {
"solved_count": 1100
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:70-C | codeforces | 70-C | Lucky Tickets | https://codeforces.com/problemset/problem/70/C | [
"binary search",
"data structures",
"sortings",
"two pointers"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 632
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:70-B | codeforces | 70-B | Text Messaging | https://codeforces.com/problemset/problem/70/B | [
"expression parsing",
"greedy",
"strings"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 2108
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:70-A | codeforces | 70-A | Cookies | https://codeforces.com/problemset/problem/70/A | [
"math"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 3567
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:69-E | codeforces | 69-E | Subsegments | https://codeforces.com/problemset/problem/69/E | [
"data structures",
"implementation"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 5110
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:69-D | codeforces | 69-D | Dot | https://codeforces.com/problemset/problem/69/D | [
"dp",
"games"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 1139
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:69-C | codeforces | 69-C | Game | https://codeforces.com/problemset/problem/69/C | [
"implementation"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 674
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:69-B | codeforces | 69-B | Bets | https://codeforces.com/problemset/problem/69/B | [
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 3636
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:69-A | codeforces | 69-A | Young Physicist | https://codeforces.com/problemset/problem/69/A | [
"implementation",
"math"
] | null | null | stdin_stdout | 1,000 | {
"solved_count": 203721
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:68-E | codeforces | 68-E | Contact | https://codeforces.com/problemset/problem/68/E | [
"geometry"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 84
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:68-D | codeforces | 68-D | Half-decay tree | https://codeforces.com/problemset/problem/68/D | [
"data structures",
"divide and conquer",
"dp",
"math",
"probabilities"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 532
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:68-C | codeforces | 68-C | Synchrophasotron | https://codeforces.com/problemset/problem/68/C | [
"brute force"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 353
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:68-B | codeforces | 68-B | Energy exchange | https://codeforces.com/problemset/problem/68/B | [
"binary search"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 5616
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:68-A | codeforces | 68-A | Irrational problem | https://codeforces.com/problemset/problem/68/A | [
"implementation",
"number theory"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 5381
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:67-E | codeforces | 67-E | Save the City! | https://codeforces.com/problemset/problem/67/E | [
"geometry"
] | null | null | stdin_stdout | 2,500 | {
"solved_count": 342
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:67-D | codeforces | 67-D | Optical Experiment | https://codeforces.com/problemset/problem/67/D | [
"binary search",
"data structures",
"dp"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 1780
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:67-C | codeforces | 67-C | Sequence of Balls | https://codeforces.com/problemset/problem/67/C | [
"dp"
] | null | null | stdin_stdout | 2,600 | {
"solved_count": 746
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:67-B | codeforces | 67-B | Restoration of the Permutation | https://codeforces.com/problemset/problem/67/B | [
"greedy"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 951
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:67-A | codeforces | 67-A | Partial Teacher | https://codeforces.com/problemset/problem/67/A | [
"dp",
"graphs",
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 2492
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:66-E | codeforces | 66-E | Petya and Post | https://codeforces.com/problemset/problem/66/E | [
"data structures",
"dp"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 927
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:66-D | codeforces | 66-D | Petya and His Friends | https://codeforces.com/problemset/problem/66/D | [
"constructive algorithms",
"math",
"number theory"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 3737
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:66-C | codeforces | 66-C | Petya and File System | https://codeforces.com/problemset/problem/66/C | [
"data structures",
"implementation"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 1195
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:66-B | codeforces | 66-B | Petya and Countryside | https://codeforces.com/problemset/problem/66/B | [
"brute force",
"implementation"
] | null | null | stdin_stdout | 1,100 | {
"solved_count": 23193
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:66-A | codeforces | 66-A | Petya and Java | https://codeforces.com/problemset/problem/66/A | [
"implementation",
"strings"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 7095
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:65-E | codeforces | 65-E | Harry Potter and Moving Staircases | https://codeforces.com/problemset/problem/65/E | [
"dfs and similar",
"implementation"
] | null | null | stdin_stdout | 2,900 | {
"solved_count": 106
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:65-D | codeforces | 65-D | Harry Potter and the Sorting Hat | https://codeforces.com/problemset/problem/65/D | [
"brute force",
"dfs and similar",
"hashing"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 481
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:65-C | codeforces | 65-C | Harry Potter and the Golden Snitch | https://codeforces.com/problemset/problem/65/C | [
"binary search",
"geometry"
] | null | null | stdin_stdout | 2,100 | {
"solved_count": 869
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:65-B | codeforces | 65-B | Harry Potter and the History of Magic | https://codeforces.com/problemset/problem/65/B | [
"brute force",
"greedy",
"implementation"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 1555
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:65-A | codeforces | 65-A | Harry Potter and Three Spells | https://codeforces.com/problemset/problem/65/A | [
"implementation",
"math"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 2017
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-I | codeforces | 64-I | Sort the Table | https://codeforces.com/problemset/problem/64/I | [
"*special",
"sortings"
] | null | null | stdin_stdout | 2,400 | {
"solved_count": 94
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-H | codeforces | 64-H | Table Bowling | https://codeforces.com/problemset/problem/64/H | [
"*special",
"sortings"
] | null | null | stdin_stdout | 2,300 | {
"solved_count": 122
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-G | codeforces | 64-G | Path Canonization | https://codeforces.com/problemset/problem/64/G | [
"*special"
] | null | null | stdin_stdout | 2,200 | {
"solved_count": 129
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-F | codeforces | 64-F | Domain | https://codeforces.com/problemset/problem/64/F | [
"*special",
"expression parsing"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 193
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-E | codeforces | 64-E | Prime Segment | https://codeforces.com/problemset/problem/64/E | [
"*special",
"brute force",
"math",
"number theory"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 295
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-D | codeforces | 64-D | Presents | https://codeforces.com/problemset/problem/64/D | [
"*special",
"greedy"
] | null | null | stdin_stdout | 1,800 | {
"solved_count": 298
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-C | codeforces | 64-C | Table | https://codeforces.com/problemset/problem/64/C | [
"*special",
"greedy",
"implementation",
"math"
] | null | null | stdin_stdout | 1,600 | {
"solved_count": 356
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-B | codeforces | 64-B | Expression | https://codeforces.com/problemset/problem/64/B | [
"*special",
"expression parsing"
] | null | null | stdin_stdout | 1,500 | {
"solved_count": 1054
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:64-A | codeforces | 64-A | Factorial | https://codeforces.com/problemset/problem/64/A | [
"*special",
"implementation"
] | null | null | stdin_stdout | 1,300 | {
"solved_count": 4259
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:63-E | codeforces | 63-E | Sweets Game | https://codeforces.com/problemset/problem/63/E | [
"bitmasks",
"dfs and similar",
"dp",
"games",
"implementation"
] | null | null | stdin_stdout | 2,000 | {
"solved_count": 858
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:63-D | codeforces | 63-D | Dividing Island | https://codeforces.com/problemset/problem/63/D | [
"constructive algorithms"
] | null | null | stdin_stdout | 1,900 | {
"solved_count": 1449
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:63-C | codeforces | 63-C | Bulls and Cows | https://codeforces.com/problemset/problem/63/C | [
"brute force",
"implementation"
] | null | null | stdin_stdout | 1,700 | {
"solved_count": 2007
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:63-B | codeforces | 63-B | Settlers' Training | https://codeforces.com/problemset/problem/63/B | [
"implementation"
] | null | null | stdin_stdout | 1,200 | {
"solved_count": 5216
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:63-A | codeforces | 63-A | Sinking Ship | https://codeforces.com/problemset/problem/63/A | [
"implementation",
"sortings",
"strings"
] | null | null | stdin_stdout | 900 | {
"solved_count": 13466
} | 2026-06-01T05:00:40.145500+00:00 |
codeforces:62-E | codeforces | 62-E | World Evil | https://codeforces.com/problemset/problem/62/E | [
"dp",
"flows"
] | null | null | stdin_stdout | 2,700 | {
"solved_count": 283
} | 2026-06-01T05:00:40.145500+00:00 |
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