Codeforces Round 1034 (Div. 3)

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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.

Problems

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.

Tutorials

Codeforces Round 1034 (Div. 3) Editorial

Submissions

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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