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ContestId |
Name |
Phase |
Frozen |
Duration (Seconds) |
Relative Time |
Start Time |
|---|---|---|---|---|---|---|
| 2123 | Codeforces Round 1034 (Div. 3) | FINISHED | False | 8100 | 25025123 | July 1, 2025, 2:35 p.m. |
Solved |
Index |
Name |
Type |
Tags |
Community Tag |
Rating |
|---|---|---|---|---|---|---|
| ( 41492 ) | A | Blackboard Game | PROGRAMMING | math |
Initially, the integers from (0) to (n-1) are written on a blackboard. In one round, Alice chooses an integer (a) on the blackboard and erases it; then Bob chooses an integer (b) on the blackboard such that (a+b \equiv 3 \pmod 4)(^{\text{∗}}) and erases it. Rounds take place in succession until a player is unable to make a move — the first player who is unable to make a move loses. Determine who wins with optimal play. (^{\text{∗}})We define that (x\equiv y\pmod m) whenever (x-y) is an integer multiple of (m). The first line contains an integer (t) ((1 \leq t \leq 100)) — the number of test cases. The only line of each test case contains an integer (n) ((1\leq n \leq 100)) — the number of integers written on the blackboard. For each test case, output on a single line " Alice " if Alice wins with optimal play, and " Bob " if Bob wins with optimal play. You can output the answer in any case (upper or lower). For example, the strings " aLiCe ", " alice ", " ALICE ", and " alICE " will be recognized as " Alice ". In the first sample, suppose Alice chooses (0), then Bob cannot choose any number so Alice wins immediately. In the second sample, suppose Alice chooses (0), then Bob can choose (3). Then suppose Alice chooses (2), then Bob can choose (1). Then Alice has no numbers remaining, so Bob wins. |
| Codeforces Round 1034 (Div. 3) Editorial |
Submission Id |
Author(s) |
Index |
Submitted |
Verdict |
Language |
Test Set |
Tests Passed |
Time taken (ms) |
Memory Consumed (bytes) |
Tags |
Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 327026113 | Kermit. | A | July 2, 2025, 5 a.m. | OK | C# 10 | TESTS | 2 | 77 | 0 | ||
| 327058028 | remantadin | A | July 2, 2025, 9:28 a.m. | OK | C# 13 | TESTS | 2 | 62 | 0 | ||
| 327178340 | og.kostya | A | July 3, 2025, 5:57 a.m. | OK | C# 13 | TESTS | 2 | 77 | 0 | ||
| 327120392 | wazid03 | A | July 2, 2025, 4:44 p.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 15 | 0 | ||
| 327077136 | PranavPedaballe | A | July 2, 2025, 11:38 a.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 15 | 0 | ||
| 327070376 | PaulaEssam11 | A | July 2, 2025, 10:53 a.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 15 | 0 | ||
| 327068229 | sitaare | A | July 2, 2025, 10:37 a.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 15 | 0 | ||
| 327062878 | sjwl07 | A | July 2, 2025, 10 a.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 15 | 0 | ||
| 327129677 | Labanya2001 | A | July 2, 2025, 6:02 p.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 15 | 0 | ||
| 327122359 | Daxal_08 | A | July 2, 2025, 4:59 p.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 15 | 0 | ||
| 327096036 | redcoder18 | A | July 2, 2025, 1:44 p.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 15 | 102400 | ||
| 327178855 | dhruvii255 | A | July 3, 2025, 6:01 a.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 30 | 0 | ||
| 327177559 | ER3N_Yager | A | July 3, 2025, 5:49 a.m. | OK | C++17 (GCC 7-32) | TESTS | 2 | 30 | 0 | ||
| 327153529 | LiuLiaoyi | A | July 3, 2025, 12:17 a.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 15 | 0 | ||
| 327159835 | manav2110 | A | July 3, 2025, 2:23 a.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 15 | 0 | ||
| 327022054 | blind_eyes | A | July 2, 2025, 4:13 a.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 15 | 0 | ||
| 327027129 | bexx | A | July 2, 2025, 5:11 a.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 15 | 102400 | ||
| 327131891 | anshu.mehta | A | July 2, 2025, 6:20 p.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 15 | 102400 | ||
| 327112295 | robiulahamed | A | July 2, 2025, 3:43 p.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 15 | 102400 | ||
| 327106101 | Johnnys_Zero | A | July 2, 2025, 2:57 p.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 15 | 102400 | ||
| 327023586 | Saksham_Garg48 | A | July 2, 2025, 4:32 a.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 15 | 102400 | ||
| 327178221 | El_Farag | A | July 3, 2025, 5:56 a.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 30 | 0 | ||
| 327172503 | efwszay | A | July 3, 2025, 5 a.m. | OK | C++20 (GCC 13-64) | TESTS | 2 | 30 | 0 | ||
| 327022487 | Curious_Boar | A | July 2, 2025, 4:18 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327170080 | rauhan | A | July 3, 2025, 4:33 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327166995 | Jit_1105 | A | July 3, 2025, 3:56 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327150113 | aAshish_02 | A | July 2, 2025, 10:40 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327133824 | anasmahmoud200597 | A | July 2, 2025, 6:36 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327094725 | Chengwind | A | July 2, 2025, 1:35 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327082743 | Jack__Sparrow_7 | A | July 2, 2025, 12:14 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327075463 | AhmedArafat01 | A | July 2, 2025, 11:27 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327070389 | Dosaka | A | July 2, 2025, 10:53 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327021544 | second_acc | A | July 2, 2025, 4:06 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 2 | 15 | 0 | ||
| 327155262 | bluemegane | A | July 3, 2025, 1:06 a.m. | OK | C# 8 | TESTS | 2 | 93 | 0 | ||
| 327022545 | badri0007 | A | July 2, 2025, 4:19 a.m. | OK | GNU C11 | TESTS | 2 | 15 | 0 | ||
| 327021722 | ftajnin | A | July 2, 2025, 4:08 a.m. | OK | GNU C11 | TESTS | 2 | 15 | 0 | ||
| 327164886 | yr123 | A | July 3, 2025, 3:29 a.m. | OK | GNU C11 | TESTS | 2 | 15 | 102400 | ||
| 327063846 | nbkhasan01816008035 | A | July 2, 2025, 10:06 a.m. | OK | GNU C11 | TESTS | 2 | 15 | 102400 | ||
| 327058864 | roy1012 | A | July 2, 2025, 9:33 a.m. | OK | GNU C11 | TESTS | 2 | 30 | 0 | ||
| 327155855 | AshmitVerma | A | July 3, 2025, 1:18 a.m. | OK | GNU C11 | TESTS | 2 | 31 | 0 | ||
| 327116475 | tanoy65 | A | July 2, 2025, 4:14 p.m. | OK | GNU C11 | TESTS | 2 | 46 | 0 | ||
| 327160921 | KLU_2300032867 | A | July 3, 2025, 2:40 a.m. | OK | GNU C11 | TESTS | 2 | 46 | 0 | ||
| 327132646 | sushmitabhusal961 | A | July 2, 2025, 6:26 p.m. | OK | GNU C11 | TESTS | 2 | 46 | 0 | ||
| 327147994 | JPMM | A | July 2, 2025, 9:49 p.m. | OK | Go | TESTS | 2 | 30 | 204800 | ||
| 327066061 | saiteja | A | July 2, 2025, 10:22 a.m. | OK | Go | TESTS | 2 | 31 | 204800 | ||
| 327154685 | tahsin_ferdous | A | July 3, 2025, 12:52 a.m. | OK | Go | TESTS | 2 | 46 | 0 | ||
| 327148026 | codeb0SS | A | July 2, 2025, 9:50 p.m. | OK | Java 21 | TESTS | 2 | 155 | 0 | ||
| 327099080 | winkhatri292004 | A | July 2, 2025, 2:06 p.m. | OK | Java 21 | TESTS | 2 | 171 | 0 | ||
| 327148062 | codeb0SS | A | July 2, 2025, 9:50 p.m. | OK | Java 21 | TESTS | 2 | 171 | 512000 | ||
| 327129984 | owais.ahmed | A | July 2, 2025, 6:05 p.m. | OK | Java 21 | TESTS | 2 | 187 | 0 | ||
| 327078213 | sandesh543 | A | July 2, 2025, 11:45 a.m. | OK | Java 21 | TESTS | 2 | 187 | 0 | ||
| 327023529 | optimistic_Euler | A | July 2, 2025, 4:31 a.m. | OK | Java 21 | TESTS | 2 | 187 | 0 | ||
| 327113839 | teorex | A | July 2, 2025, 3:55 p.m. | OK | Java 21 | TESTS | 2 | 187 | 307200 | ||
| 327071020 | ikiku | A | July 2, 2025, 10:57 a.m. | OK | Java 21 | TESTS | 2 | 187 | 614400 | ||
| 327147188 | codeb0SS | A | July 2, 2025, 9:32 p.m. | OK | Java 21 | TESTS | 2 | 202 | 0 | ||
| 327068546 | anand2720_ | A | July 2, 2025, 10:39 a.m. | OK | Java 21 | TESTS | 2 | 202 | 102400 | ||
| 327149033 | codeb0SS | A | July 2, 2025, 10:12 p.m. | OK | Java 8 | TESTS | 2 | 108 | 0 | ||
| 327112428 | sksinghal17 | A | July 2, 2025, 3:44 p.m. | OK | Java 8 | TESTS | 2 | 109 | 0 | ||
| 327166207 | naman_9045 | A | July 3, 2025, 3:46 a.m. | OK | Java 8 | TESTS | 2 | 124 | 0 | ||
| 327148839 | codeb0SS | A | July 2, 2025, 10:08 p.m. | OK | Java 8 | TESTS | 2 | 124 | 0 | ||
| 327112431 | DAY_DREAMER2003 | A | July 2, 2025, 3:44 p.m. | OK | Java 8 | TESTS | 2 | 124 | 0 | ||
| 327066839 | dhruvil_8803 | A | July 2, 2025, 10:27 a.m. | OK | Java 8 | TESTS | 2 | 124 | 0 | ||
| 327023167 | divyanshvijay079 | A | July 2, 2025, 4:27 a.m. | OK | Java 8 | TESTS | 2 | 124 | 0 | ||
| 327099585 | Sumitsingh7 | A | July 2, 2025, 2:10 p.m. | OK | Java 8 | TESTS | 2 | 124 | 6451200 | ||
| 327081644 | satyams_9001 | A | July 2, 2025, 12:08 p.m. | OK | Java 8 | TESTS | 2 | 124 | 6451200 | ||
| 327022901 | splmaharaja8838 | A | July 2, 2025, 4:24 a.m. | OK | Java 8 | TESTS | 2 | 125 | 0 | ||
| 327142345 | WbxOne | A | July 2, 2025, 8:14 p.m. | OK | Node.js | TESTS | 2 | 93 | 204800 | ||
| 327172541 | kytrieu | A | July 3, 2025, 5 a.m. | OK | PyPy 3 | TESTS | 2 | 77 | 0 | ||
| 327164984 | Dias1177 | A | July 3, 2025, 3:30 a.m. | OK | PyPy 3 | TESTS | 2 | 77 | 0 | ||
| 327151885 | ss6xybr8in | A | July 2, 2025, 11:32 p.m. | OK | PyPy 3 | TESTS | 2 | 77 | 0 | ||
| 327137014 | nishant745618 | A | July 2, 2025, 7:08 p.m. | OK | PyPy 3 | TESTS | 2 | 77 | 0 | ||
| 327128941 | TheDragon123 | A | July 2, 2025, 5:56 p.m. | OK | PyPy 3 | TESTS | 2 | 77 | 1433600 | ||
| 327066466 | aminos1234 | A | July 2, 2025, 10:24 a.m. | OK | PyPy 3 | TESTS | 2 | 93 | 0 | ||
| 327117059 | gr_priyk | A | July 2, 2025, 4:18 p.m. | OK | PyPy 3 | TESTS | 2 | 93 | 102400 | ||
| 327024057 | klu2300080337 | A | July 2, 2025, 4:37 a.m. | OK | PyPy 3 | TESTS | 2 | 108 | 102400 | ||
| 327101949 | Innnokent | A | July 2, 2025, 2:26 p.m. | OK | PyPy 3 | TESTS | 2 | 108 | 204800 | ||
| 327130102 | sky_coder_ | A | July 2, 2025, 6:06 p.m. | OK | PyPy 3 | TESTS | 2 | 109 | 204800 | ||
| 327062303 | ovlinar | A | July 2, 2025, 9:56 a.m. | OK | PyPy 3-64 | TESTS | 2 | 46 | 0 | ||
| 327170034 | jvhaooooo | A | July 3, 2025, 4:32 a.m. | OK | PyPy 3-64 | TESTS | 2 | 61 | 0 | ||
| 327165238 | gardengnome | A | July 3, 2025, 3:34 a.m. | OK | PyPy 3-64 | TESTS | 2 | 61 | 0 | ||
| 327076808 | Abdel_koddous | A | July 2, 2025, 11:36 a.m. | OK | PyPy 3-64 | TESTS | 2 | 61 | 0 | ||
| 327028180 | NeilShi | A | July 2, 2025, 5:20 a.m. | OK | PyPy 3-64 | TESTS | 2 | 61 | 204800 | ||
| 327162923 | Hozayfa | A | July 3, 2025, 3:06 a.m. | OK | PyPy 3-64 | TESTS | 2 | 61 | 1433600 | ||
| 327096630 | ilovebbc | A | July 2, 2025, 1:48 p.m. | OK | PyPy 3-64 | TESTS | 2 | 62 | 0 | ||
| 327075148 | ChuanSWT | A | July 2, 2025, 11:25 a.m. | OK | PyPy 3-64 | TESTS | 2 | 62 | 0 | ||
| 327114891 | tooth_pick | A | July 2, 2025, 4:02 p.m. | OK | PyPy 3-64 | TESTS | 2 | 62 | 204800 | ||
| 327094494 | huangjiajing | A | July 2, 2025, 1:34 p.m. | OK | PyPy 3-64 | TESTS | 2 | 62 | 204800 | ||
| 327078581 | rajeshwari01 | A | July 2, 2025, 11:48 a.m. | OK | Python 2 | TESTS | 2 | 46 | 0 | ||
| 327060868 | YhuanDebeste | A | July 2, 2025, 9:47 a.m. | OK | Python 2 | TESTS | 2 | 62 | 0 | ||
| 327070831 | Saddala_Reddy_123 | A | July 2, 2025, 10:56 a.m. | OK | Python 2 | TESTS | 2 | 77 | 0 | ||
| 327147029 | Clanman.18 | A | July 2, 2025, 9:29 p.m. | OK | Python 3 | TESTS | 2 | 46 | 0 | ||
| 327028582 | MD.Zahin | A | July 2, 2025, 5:24 a.m. | OK | Python 3 | TESTS | 2 | 46 | 0 | ||
| 327026527 | ___a_s_1_2___ | A | July 2, 2025, 5:05 a.m. | OK | Python 3 | TESTS | 2 | 46 | 0 | ||
| 327023436 | Ffrazi | A | July 2, 2025, 4:30 a.m. | OK | Python 3 | TESTS | 2 | 46 | 0 | ||
| 327170557 | sumanth_divvela | A | July 3, 2025, 4:39 a.m. | OK | Python 3 | TESTS | 2 | 46 | 204800 | ||
| 327169612 | 2300049206 | A | July 3, 2025, 4:28 a.m. | OK | Python 3 | TESTS | 2 | 46 | 204800 | ||
| 327123786 | Mohit_Pravin_Agrawal | A | July 2, 2025, 5:12 p.m. | OK | Python 3 | TESTS | 2 | 46 | 204800 | ||
| 327106090 | Paper_Kraft | A | July 2, 2025, 2:57 p.m. | OK | Python 3 | TESTS | 2 | 46 | 204800 | ||
| 327073857 | nandinimukatha | A | July 2, 2025, 11:16 a.m. | OK | Python 3 | TESTS | 2 | 46 | 204800 | ||
| 327033085 | preetamlodhi | A | July 2, 2025, 6:15 a.m. | OK | Python 3 | TESTS | 2 | 46 | 204800 | ||
| 327152171 | 0x81 | A | July 2, 2025, 11:35 p.m. | OK | Rust 2021 | TESTS | 2 | 15 | 0 | ||
| 327174660 | Playnext | A | July 3, 2025, 5:20 a.m. | OK | Rust 2021 | TESTS | 2 | 30 | 0 | ||
| 327074173 | cinkozzz | A | July 2, 2025, 11:19 a.m. | OK | Rust 2021 | TESTS | 2 | 31 | 102400 | ||
| 327080160 | charles0123 | A | July 2, 2025, 11:58 a.m. | OK | Rust 2021 | TESTS | 2 | 46 | 0 |
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