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ContestId |
Name |
Phase |
Frozen |
Duration (Seconds) |
Relative Time |
Start Time |
|---|---|---|---|---|---|---|
| 2182 | Educational Codeforces Round 186 (Rated for Div. 2) | FINISHED | False | 7200 | 9386723 | Dec. 29, 2025, 2:35 p.m. |
Solved |
Index |
Name |
Type |
Tags |
Community Tag |
Rating |
|---|---|---|---|---|---|---|
| ( 15354 ) | C | Production of Snowmen | PROGRAMMING | combinatorics dp |
To create a truly festive atmosphere, Santa's helpers have opened a factory for producing snowmen! Each snowman consists of three snowballs — a head, a torso, and legs. For the snowman to be stable, the ball forming the legs must be strictly larger than the ball forming the torso; in turn, the ball forming the torso must be strictly larger than the ball forming the head. Formally, if we denote the sizes of the head, torso, and legs as (a, b, c) respectively, the snowman will be stable if and only if (a < b < c). At the snowman production factory, there are three conveyors, each containing (n) snowballs. The first conveyor contains balls of sizes (a_1, a_2, \dots, a_n); the second contains balls of sizes (b_1, b_2, \dots, b_n); the third contains balls of sizes (c_1, c_2, \dots, c_n). The conveyors are cyclic; in other words, after the element numbered (n), the element numbered (1) follows again, and we can consider that the ball numbered (i) and the ball numbered (i+n) (as well as the ball numbered (i+2n), (i+3n), and so on) are the same ball. To produce snowmen, it is necessary to specify three parameters (i, j, k) ((1 \le i, j, k \le n)), indicating which balls on each conveyor the production starts from. After that, the snowmen will be assembled from the balls as follows: the first snowman will have a head of size (a_i), a torso of size (b_j), and legs of size (c_k); the second snowman will have a head of size (a_{i+1}), a torso of size (b_{j+1}), and legs of size (c_{k+1}); and so on; the (n)-th (last) snowman will have a head of size (a_{i+n-1}), a torso of size (b_{j+n-1}), and legs of size (c_{k+n-1}). The parameters (i, j, k) must be chosen in such a way that all (n) snowmen are stable. Your task is to count the number of suitable combinations of parameters. The first line contains one integer (t) ((1 \le t \le 5000)) — the number of test |
| Educational Codeforces Round 186 Editorial |
Submission Id |
Author(s) |
Index |
Submitted |
Verdict |
Language |
Test Set |
Tests Passed |
Time taken (ms) |
Memory Consumed (bytes) |
Tags |
Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 355820170 | nksammirPL | C | Dec. 30, 2025, 1:56 a.m. | OK | C# 13 | TESTS | 14 | 218 | 1126400 | ||
| 355799073 | PseudoEngineer2006 | C | Dec. 29, 2025, 6:42 p.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 46 | 0 | ||
| 355790763 | Gulam_Kibria | C | Dec. 29, 2025, 5:24 p.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 46 | 204800 | ||
| 355911898 | rishitak | C | Dec. 30, 2025, 6:14 p.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 62 | 0 | ||
| 355908339 | aryan4995 | C | Dec. 30, 2025, 5:43 p.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 62 | 0 | ||
| 355876212 | WuSh | C | Dec. 30, 2025, 1:08 p.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 62 | 0 | ||
| 355791325 | EuMirea21 | C | Dec. 29, 2025, 5:29 p.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 62 | 0 | ||
| 355910791 | Nicolo_010 | C | Dec. 30, 2025, 6:04 p.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 62 | 102400 | ||
| 355870770 | velox_23 | C | Dec. 30, 2025, 12:15 p.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 62 | 102400 | ||
| 355853742 | gaurav_o7 | C | Dec. 30, 2025, 9:36 a.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 62 | 102400 | ||
| 355852106 | HIGGIGIGgugig | C | Dec. 30, 2025, 9:20 a.m. | OK | C++17 (GCC 7-32) | TESTS | 14 | 62 | 102400 | ||
| 355902842 | rohanzzz7 | C | Dec. 30, 2025, 4:58 p.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 46 | 0 | ||
| 355853595 | ashwin_22 | C | Dec. 30, 2025, 9:35 a.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 46 | 0 | ||
| 355913150 | brocode.forces | C | Dec. 30, 2025, 6:25 p.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 46 | 102400 | ||
| 355855572 | ashwin_22 | C | Dec. 30, 2025, 9:54 a.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 46 | 102400 | ||
| 355877436 | MonkeySpinning | C | Dec. 30, 2025, 1:19 p.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 46 | 4915200 | ||
| 355939455 | MoiTea_Neko | C | Dec. 31, 2025, 3:56 a.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 46 | 7270400 | ||
| 355907940 | walterhwhite | C | Dec. 30, 2025, 5:40 p.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 62 | 0 | ||
| 355946962 | GraphPoolDP_42 | C | Dec. 31, 2025, 6:04 a.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 62 | 0 | ||
| 355927128 | jkr07 | C | Dec. 30, 2025, 10:09 p.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 62 | 0 | ||
| 355909871 | abhijeetsrz | C | Dec. 30, 2025, 5:56 p.m. | OK | C++20 (GCC 13-64) | TESTS | 14 | 62 | 0 | ||
| 355793451 | Uk01 | C | Dec. 29, 2025, 5:49 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 0 | ||
| 355898269 | vp239 | C | Dec. 30, 2025, 4:19 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 0 | ||
| 355871095 | Ljj18 | C | Dec. 30, 2025, 12:19 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 0 | ||
| 355863806 | Bashar._.Kamel | C | Dec. 30, 2025, 11:10 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 0 | ||
| 355853203 | Fizz_21 | C | Dec. 30, 2025, 9:31 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 0 | ||
| 355838022 | riz82 | C | Dec. 30, 2025, 7:07 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 0 | ||
| 355798153 | mankifg | C | Dec. 29, 2025, 6:32 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 102400 | ||
| 355910165 | madhavG | C | Dec. 30, 2025, 5:58 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 102400 | ||
| 355839860 | pepperly | C | Dec. 30, 2025, 7:25 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 307200 | ||
| 355882841 | warframe | C | Dec. 30, 2025, 2:05 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 14 | 46 | 2457600 | ||
| 355792378 | zhanzhijiea | C | Dec. 29, 2025, 5:39 p.m. | OK | GNU C11 | TESTS | 14 | 46 | 102400 | ||
| 355841635 | Dape07 | C | Dec. 30, 2025, 7:41 a.m. | OK | GNU C11 | TESTS | 14 | 62 | 102400 | ||
| 355842280 | Dape07 | C | Dec. 30, 2025, 7:47 a.m. | OK | GNU C11 | TESTS | 14 | 62 | 102400 | ||
| 355915396 | premrebounds | C | Dec. 30, 2025, 6:48 p.m. | OK | GNU C11 | TESTS | 14 | 109 | 0 | ||
| 355846278 | Dape07 | C | Dec. 30, 2025, 8:24 a.m. | OK | GNU C11 | TESTS | 14 | 156 | 102400 | ||
| 355823852 | daoqi | C | Dec. 30, 2025, 3:14 a.m. | OK | Go | TESTS | 14 | 62 | 307200 | ||
| 355861546 | Leeeee | C | Dec. 30, 2025, 10:50 a.m. | OK | Go | TESTS | 14 | 500 | 204800 | ||
| 355863891 | glebsamsonov | C | Dec. 30, 2025, 11:11 a.m. | OK | Go | TESTS | 14 | 1453 | 921600 | ||
| 355930235 | dzhi | C | Dec. 30, 2025, 11:53 p.m. | OK | Java 21 | TESTS | 14 | 281 | 2150400 | ||
| 355896108 | real_dusk_84 | C | Dec. 30, 2025, 4:01 p.m. | OK | Java 21 | TESTS | 14 | 312 | 1024000 | ||
| 355939668 | Sansi_28 | C | Dec. 31, 2025, 4:01 a.m. | OK | Java 21 | TESTS | 14 | 328 | 921600 | ||
| 355939128 | santhoshh-kumar | C | Dec. 31, 2025, 3:48 a.m. | OK | Java 21 | TESTS | 14 | 328 | 1024000 | ||
| 355844099 | shreyansha.ug23.cs | C | Dec. 30, 2025, 8:05 a.m. | OK | Java 21 | TESTS | 14 | 328 | 2252800 | ||
| 355796194 | Subrahmanya_V_Hegde | C | Dec. 29, 2025, 6:14 p.m. | OK | Java 21 | TESTS | 14 | 343 | 1024000 | ||
| 355909738 | KomalMaurya | C | Dec. 30, 2025, 5:55 p.m. | OK | Java 21 | TESTS | 14 | 343 | 1433600 | ||
| 355804730 | kevinliu_ | C | Dec. 29, 2025, 7:48 p.m. | OK | Java 21 | TESTS | 14 | 359 | 614400 | ||
| 355800595 | aniketHacker | C | Dec. 29, 2025, 6:59 p.m. | OK | Java 21 | TESTS | 14 | 359 | 614400 | ||
| 355795280 | This_Is_Amazing | C | Dec. 29, 2025, 6:06 p.m. | OK | Java 21 | TESTS | 14 | 359 | 614400 | ||
| 355914585 | 24501a05l8 | C | Dec. 30, 2025, 6:40 p.m. | OK | Java 8 | TESTS | 14 | 234 | 0 | ||
| 355860660 | kidus72 | C | Dec. 30, 2025, 10:42 a.m. | OK | Java 8 | TESTS | 14 | 250 | 0 | ||
| 355860424 | kidus72 | C | Dec. 30, 2025, 10:40 a.m. | OK | Java 8 | TESTS | 14 | 265 | 0 | ||
| 355858630 | Vishalll_ | C | Dec. 30, 2025, 10:23 a.m. | OK | Java 8 | TESTS | 14 | 265 | 0 | ||
| 355799706 | golions | C | Dec. 29, 2025, 6:49 p.m. | OK | Java 8 | TESTS | 14 | 265 | 0 | ||
| 355794192 | flextai | C | Dec. 29, 2025, 5:56 p.m. | OK | Java 8 | TESTS | 14 | 453 | 0 | ||
| 355878602 | parinaya05 | C | Dec. 30, 2025, 1:28 p.m. | OK | Java 8 | TESTS | 14 | 625 | 0 | ||
| 355865630 | mishagam | C | Dec. 30, 2025, 11:27 a.m. | OK | Kotlin 1.9 | TESTS | 14 | 875 | 102400 | ||
| 355879902 | DmitriyT | C | Dec. 30, 2025, 1:40 p.m. | OK | Kotlin 2.2 | TESTS | 14 | 875 | 204800 | ||
| 355792312 | shxd1k | C | Dec. 29, 2025, 5:38 p.m. | OK | PyPy 3 | TESTS | 14 | 250 | 7065600 | ||
| 355856311 | Cfcrpor | C | Dec. 30, 2025, 10:01 a.m. | OK | PyPy 3 | TESTS | 14 | 281 | 9420800 | ||
| 355789398 | prashantsingh24816gp | C | Dec. 29, 2025, 5:13 p.m. | OK | PyPy 3 | TESTS | 14 | 281 | 9523200 | ||
| 355856390 | Cfcrpor | C | Dec. 30, 2025, 10:01 a.m. | OK | PyPy 3 | TESTS | 14 | 328 | 9318400 | ||
| 355809515 | ashrith.07 | C | Dec. 29, 2025, 9:05 p.m. | OK | PyPy 3 | TESTS | 14 | 343 | 7782400 | ||
| 355939377 | andrewliu10523 | C | Dec. 31, 2025, 3:54 a.m. | OK | PyPy 3 | TESTS | 14 | 406 | 5632000 | ||
| 355939255 | Ayyylmao | C | Dec. 31, 2025, 3:51 a.m. | OK | PyPy 3 | TESTS | 14 | 406 | 8704000 | ||
| 355798375 | makhambet123 | C | Dec. 29, 2025, 6:35 p.m. | OK | PyPy 3 | TESTS | 14 | 437 | 6963200 | ||
| 355850814 | Hasinisyam | C | Dec. 30, 2025, 9:07 a.m. | OK | PyPy 3 | TESTS | 14 | 578 | 5939200 | ||
| 355795735 | ragruslan | C | Dec. 29, 2025, 6:10 p.m. | OK | PyPy 3 | TESTS | 14 | 687 | 6656000 | ||
| 355818160 | bengold10 | C | Dec. 30, 2025, 12:45 a.m. | OK | PyPy 3-64 | TESTS | 14 | 109 | 8192000 | ||
| 355841638 | Azusa | C | Dec. 30, 2025, 7:41 a.m. | OK | PyPy 3-64 | TESTS | 14 | 140 | 5632000 | ||
| 355838240 | OAY71011 | C | Dec. 30, 2025, 7:08 a.m. | OK | PyPy 3-64 | TESTS | 14 | 140 | 5632000 | ||
| 355811072 | masao | C | Dec. 29, 2025, 9:38 p.m. | OK | PyPy 3-64 | TESTS | 14 | 156 | 4403200 | ||
| 355802332 | Hyoketsu_Senpai | C | Dec. 29, 2025, 7:18 p.m. | OK | PyPy 3-64 | TESTS | 14 | 156 | 7168000 | ||
| 355913848 | jvatsal0709 | C | Dec. 30, 2025, 6:32 p.m. | OK | PyPy 3-64 | TESTS | 14 | 171 | 6144000 | ||
| 355823272 | IchikaHoshino | C | Dec. 30, 2025, 3:02 a.m. | OK | PyPy 3-64 | TESTS | 14 | 171 | 6246400 | ||
| 355818866 | srinandasai12 | C | Dec. 30, 2025, 1:11 a.m. | OK | PyPy 3-64 | TESTS | 14 | 187 | 5734400 | ||
| 355791094 | elferjani | C | Dec. 29, 2025, 5:27 p.m. | OK | PyPy 3-64 | TESTS | 14 | 203 | 7270400 | ||
| 355811117 | porkBarrel | C | Dec. 29, 2025, 9:39 p.m. | OK | PyPy 3-64 | TESTS | 14 | 218 | 4505600 | ||
| 355841927 | Azusa | C | Dec. 30, 2025, 7:44 a.m. | OK | Python 3 | TESTS | 14 | 62 | 1433600 | ||
| 355841779 | Azusa | C | Dec. 30, 2025, 7:43 a.m. | OK | Python 3 | TESTS | 14 | 62 | 1536000 | ||
| 355941271 | Spheniscine | C | Dec. 31, 2025, 4:34 a.m. | OK | Rust 2021 | TESTS | 14 | 78 | 102400 | ||
| 355821592 | chreh | C | Dec. 30, 2025, 2:30 a.m. | OK | Rust 2024 | TESTS | 14 | 109 | 0 | ||
| 355915974 | mani_tyuG | C | Dec. 30, 2025, 6:55 p.m. | OK | Rust 2024 | TESTS | 14 | 156 | 0 | ||
| 355937893 | hirose2020 | C | Dec. 31, 2025, 3:23 a.m. | OK | Rust 2024 | TESTS | 14 | 187 | 0 |
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