| AlgorithmsThread Tree Basics Contest |
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| Finished |
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AlgorithmsThread Tree Basics contest. Problems written by David Harmeyer (SecondThread), with some data/ideas from Travis Meade.
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Problem A - Circumference of a Tree
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 198465980 | Mar/21/2023 11:38 | oranolio | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 889 ms | 24900 KB |
| 357211202 | Jan/10/2026 15:58 | sajidalikhan51 | A - Circumference of a Tree | PyPy 3-64 | Accepted | 843 ms | 54500 KB |
| 373170540 | Apr/30/2026 21:47 | naod_g | A - Circumference of a Tree | PyPy 3-64 | Accepted | 906 ms | 57100 KB |
| 99570915 | Nov/25/2020 17:52 | franky0208 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 327 ms | 22500 KB |
| 341631072 | Oct/03/2025 14:55 | alamsaibharath2005 | A - Circumference of a Tree | C++20 (GCC 13-64) | Accepted | 999 ms | 46300 KB |
| 368630056 | Mar/29/2026 08:11 | Belal.echo | A - Circumference of a Tree | C++23 (GCC 14-64, msys2) | Accepted | 343 ms | 33300 KB |
| 281758380 | Sep/18/2024 18:34 | Ngunguoi45 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 374 ms | 19000 KB |
| 92375091 | Sep/09/2020 20:26 | jackverneda | A - Circumference of a Tree | GNU C++11 | Accepted | 421 ms | 27000 KB |
| 120830516 | Jun/28/2021 22:24 | leo_euler | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 873 ms | 23600 KB |
| 241287153 | Jan/12/2024 16:43 | Kak008723 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 296 ms | 23600 KB |
| 91754734 | Sep/04/2020 01:46 | rg810943 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 888 ms | 12600 KB |
| 92692048 | Sep/13/2020 10:36 | BlackBook9406 | A - Circumference of a Tree | PyPy 3 | Accepted | 967 ms | 28100 KB |
| 90507987 | Aug/21/2020 09:29 | blank_manash | A - Circumference of a Tree | C++17 (GCC 9-64) | Accepted | 935 ms | 20500 KB |
| 90832199 | Aug/24/2020 17:02 | 3509 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 358 ms | 26100 KB |
| 91149830 | Aug/27/2020 19:05 | border | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 296 ms | 22500 KB |
| 123862439 | Jul/26/2021 20:12 | skewGun | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 936 ms | 40200 KB |
| 90662799 | Aug/22/2020 09:57 | Himanshu.Ramoliya | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 873 ms | 30800 KB |
| 91667894 | Sep/02/2020 21:37 | tzero | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 873 ms | 24900 KB |
| 94757962 | Oct/05/2020 13:35 | jlallas384 | A - Circumference of a Tree | C++14 (GCC 6-32) | Accepted | 919 ms | 31800 KB |
| 146863547 | Feb/18/2022 21:22 | Ayu0809 | A - Circumference of a Tree | C++17 (GCC 9-64) | Accepted | 265 ms | 52600 KB |
| 381192007 | Jul/04/2026 06:31 | nguyendangquang1208 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 343 ms | 19800 KB |
| 90177159 | Aug/16/2020 23:55 | asitnikoff | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 280 ms | 27100 KB |
| 90437397 | Aug/20/2020 09:17 | rafi_alam | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 889 ms | 23600 KB |
| 204321028 | May/03/2023 12:48 | idkifimgood | A - Circumference of a Tree | C++20 (GCC 11-64) | Accepted | 280 ms | 15900 KB |
| 316060728 | Apr/18/2025 11:29 | ChaitanyaMehta | A - Circumference of a Tree | C++20 (GCC 13-64) | Accepted | 952 ms | 32200 KB |
| 372373639 | Apr/24/2026 19:40 | Dawit_Lulie | A - Circumference of a Tree | PyPy 3-64 | Accepted | 765 ms | 53900 KB |
| 90278545 | Aug/18/2020 08:31 | Hrishabh | A - Circumference of a Tree | GNU C++11 | Accepted | 452 ms | 17900 KB |
| 91451761 | Aug/31/2020 06:33 | PavanSagi | A - Circumference of a Tree | C++14 (GCC 6-32) | Accepted | 296 ms | 22600 KB |
| 233407599 | Nov/19/2023 13:30 | blava | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 904 ms | 24800 KB |
| 372685846 | Apr/27/2026 11:52 | Sefefed | A - Circumference of a Tree | PyPy 3-64 | Accepted | 734 ms | 52600 KB |
| 90212619 | Aug/17/2020 12:14 | abhishek201202 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 904 ms | 38400 KB |
| 96839805 | Oct/27/2020 11:46 | uknowme_ | A - Circumference of a Tree | C++14 (GCC 6-32) | Accepted | 888 ms | 28300 KB |
| 189588838 | Jan/18/2023 01:18 | buhuixiedaima | A - Circumference of a Tree | C++20 (GCC 11-64) | Accepted | 234 ms | 51200 KB |
| 205033564 | May/08/2023 03:57 | scotchtape | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 296 ms | 27100 KB |
| 370357692 | Apr/09/2026 09:39 | Aethernis | A - Circumference of a Tree | PyPy 3-64 | Accepted | 953 ms | 92700 KB |
| 385999718 | Aug/07/2026 00:35 | Merhaba | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 796 ms | 19800 KB |
| 91045601 | Aug/26/2020 14:29 | erekle | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 873 ms | 27400 KB |
| 334665133 | Aug/20/2025 15:52 | hanguyengiabao1234 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 437 ms | 19900 KB |
| 342532989 | Oct/08/2025 07:47 | Hitha06 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 843 ms | 26400 KB |
| 378273318 | Jun/12/2026 10:17 | roflin14 | A - Circumference of a Tree | C++23 (GCC 14-64, msys2) | Accepted | 359 ms | 32100 KB |
| 204720194 | May/06/2023 12:51 | keerthanyadav23 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 904 ms | 33000 KB |
| 266591195 | Jun/20/2024 17:30 | AntennaeVY | A - Circumference of a Tree | C++20 (GCC 13-64) | Accepted | 952 ms | 51000 KB |
| 90519888 | Aug/21/2020 12:37 | Monkey_de_Luffy | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 280 ms | 22900 KB |
| 90752258 | Aug/23/2020 14:54 | Jourtics___ | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 904 ms | 30800 KB |
| 196916762 | Mar/11/2023 13:15 | smile_21 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 296 ms | 27000 KB |
| 92245432 | Sep/08/2020 18:12 | saiduzzamanzishan | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 280 ms | 23600 KB |
| 259892867 | May/07/2024 17:59 | AFranch | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 952 ms | 18900 KB |
| 90410975 | Aug/19/2020 20:37 | 0xF5 | A - Circumference of a Tree | C++17 (GCC 7-32) | Accepted | 249 ms | 20700 KB |
| 326187110 | Jun/26/2025 21:15 | the_MANv | A - Circumference of a Tree | C++23 (GCC 14-64, msys2) | Accepted | 968 ms | 37000 KB |
| 341706218 | Oct/03/2025 19:01 | arundhatichaturvedi6 | A - Circumference of a Tree | C++23 (GCC 14-64, msys2) | Accepted | 953 ms | 37500 KB |
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