Codeforces Round 1078 (Div. 2)

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ContestId
Name
Phase
Frozen
Duration (Seconds)
Relative Time
Start Time
2194 Codeforces Round 1078 (Div. 2) FINISHED False 7200 5864123 Feb. 8, 2026, 9:05 a.m.

Problems

Solved
Index
Name
Type
Tags
Community Tag
Rating
( 18088 ) B Offshores PROGRAMMING greedy implementation math

Mark loves money very much, and he keeps most of it in the bank. He stores his money in (n) different banks. In the (i)-th bank, he has (a_i) rubles. One day, Mark decided to gather all his money in one bank, so he will be transferring money from one bank account to another. All interbank transfers are arranged the same way: he can transfer only (x) rubles in one transfer, and considering all fees, (y) rubles will be credited to the other account (since banks want to make a profit, it holds that (y \leq x)). It is possible that Mark will not be able to transfer all his money to one bank, but he wants to find the maximum number of rubles that can end up in any bank. Each test contains multiple test cases. The first line contains the number of test cases (t) ((1 \le t \le 10^4)). The description of the test cases follows. The first line of each test case contains three integers (n), (x), and (y) ((2 \le n \le 2 \cdot 10^5), (1 \le y \le x \le 10^9)) — the number of banks, the transfer amount, and the credited amount. The second line of each test case contains (n) integers (a_1, a_2, \ldots, a_n) ((1 \le a_i \le 10^9)) — the initial amount of rubles in each bank. It is guaranteed that the sum of the values of (n) across all test cases does not exceed (2 \cdot 10^5). For each test case, output a single number — the maximum number of rubles that can be obtained in any bank. In the first test case, the optimal sequence of transfers may look as follows: () 1\to4,\; 1\to4,\; 4\to3,\; 4\to3,\; 4\to3,\; 3\to2,\; 3\to2,\; 3\to2,\; 3\to2. () Let's show the changes in sums after each step: () (10,9,8,7) () () \xrightarrow{1\to4} (5,9,8,11) \xrightarrow{1\to4} (0,9,8,15) () () \xrightarrow{4\to3} (0,9,12,10) \xrightarrow{4\to3} (0,9,16,5) \xrightarrow{4\to3} (0,9,20,0) () () \xrightarrow{3\to2} (0,13,15,0) \xrightarrow{3\to2} (0,17,10,0) \xrightarrow{3\to2} (0,21,

Tutorials

Codeforces Round #1078 Editorial

Submissions

Submission Id
Author(s)
Index
Submitted
Verdict
Language
Test Set
Tests Passed
Time taken (ms)
Memory Consumed (bytes)
Tags
Rating
362047010 Desh2 B Feb. 8, 2026, 6:39 p.m. OK C# 10 TESTS 10 78 17715200
362053816 papa_joo B Feb. 8, 2026, 8:05 p.m. OK C# 13 TESTS 10 93 15360000
361997031 ya_hossein B Feb. 8, 2026, 10:58 a.m. OK C# 13 TESTS 10 125 40652800
362079340 yogiraj151 B Feb. 9, 2026, 5:31 a.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362070531 shihab_sharar B Feb. 9, 2026, 3:11 a.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362067331 NotRealMahim_69 B Feb. 9, 2026, 2:03 a.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362053698 Shivansh_Alt B Feb. 8, 2026, 8:03 p.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362052564 suetolog8042184 B Feb. 8, 2026, 7:47 p.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362045988 Grey_Foxx B Feb. 8, 2026, 6:27 p.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362040057 vidyasagar2812 B Feb. 8, 2026, 5:32 p.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362031406 Olaa B Feb. 8, 2026, 4:25 p.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362029198 sherab.yeshe B Feb. 8, 2026, 4:05 p.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362027411 Hydroxyy B Feb. 8, 2026, 3:50 p.m. OK C++17 (GCC 7-32) TESTS 10 62 0
362029729 stellarStack B Feb. 8, 2026, 4:10 p.m. OK C++20 (GCC 13-64) TESTS 10 46 0
362067431 neyugn1 B Feb. 9, 2026, 2:06 a.m. OK C++20 (GCC 13-64) TESTS 10 46 102400
362080139 Ankita_13 B Feb. 9, 2026, 5:40 a.m. OK C++20 (GCC 13-64) TESTS 10 62 0
362072568 tilek9602 B Feb. 9, 2026, 3:50 a.m. OK C++20 (GCC 13-64) TESTS 10 62 0
362066295 NomNomFull B Feb. 9, 2026, 1:35 a.m. OK C++20 (GCC 13-64) TESTS 10 62 0
362065762 -altair- B Feb. 9, 2026, 1:18 a.m. OK C++20 (GCC 13-64) TESTS 10 62 0
362060845 The_Hiba B Feb. 8, 2026, 10:33 p.m. OK C++20 (GCC 13-64) TESTS 10 62 0
362058116 barium_sulphate B Feb. 8, 2026, 9:23 p.m. OK C++20 (GCC 13-64) TESTS 10 62 0
362057657 lokstar B Feb. 8, 2026, 9:14 p.m. OK C++20 (GCC 13-64) TESTS 10 62 0
362055687 vaya_2005 B Feb. 8, 2026, 8:35 p.m. OK C++20 (GCC 13-64) TESTS 10 62 0
362048628 Darshanraj B Feb. 8, 2026, 6:57 p.m. OK C++23 (GCC 14-64, msys2) TESTS 10 31 307200
362025876 Anand_Vibhandik B Feb. 8, 2026, 3:37 p.m. OK C++23 (GCC 14-64, msys2) TESTS 10 46 0
362074865 kavish_0024 B Feb. 9, 2026, 4:28 a.m. OK C++23 (GCC 14-64, msys2) TESTS 10 46 102400
362074745 _ConvexHull_ B Feb. 9, 2026, 4:26 a.m. OK C++23 (GCC 14-64, msys2) TESTS 10 46 102400
362049667 egorka_amator B Feb. 8, 2026, 7:10 p.m. OK C++23 (GCC 14-64, msys2) TESTS 10 46 102400
362022337 rubay B Feb. 8, 2026, 3:11 p.m. OK C++23 (GCC 14-64, msys2) TESTS 10 46 102400
361997988 jn_275 B Feb. 8, 2026, 11 a.m. OK C++23 (GCC 14-64, msys2) TESTS 10 46 1126400
362071337 wjl111000 B Feb. 9, 2026, 3:27 a.m. OK C++23 (GCC 14-64, msys2) TESTS 10 46 3276800
362063430 YZren123456 B Feb. 9, 2026, 12:03 a.m. OK C++23 (GCC 14-64, msys2) TESTS 10 46 24883200
362082428 illuminati B Feb. 9, 2026, 6:06 a.m. OK C++23 (GCC 14-64, msys2) TESTS 10 62 0
361995349 abhikrish B Feb. 8, 2026, 10:54 a.m. OK GNU C11 TESTS 10 62 1740800
362068448 liuQiee B Feb. 9, 2026, 2:29 a.m. OK GNU C11 TESTS 10 62 6348800
361996347 vaibhav_0503 B Feb. 8, 2026, 10:57 a.m. OK GNU C11 TESTS 10 78 0
361999991 DarkCarnage08 B Feb. 8, 2026, 11:04 a.m. OK GNU C11 TESTS 10 78 1536000
362028220 Albatross1905 B Feb. 8, 2026, 3:57 p.m. OK GNU C11 TESTS 10 78 1638400
361997571 Nightmarernx B Feb. 8, 2026, 10:59 a.m. OK GNU C11 TESTS 10 78 1638400
362026180 dev_roast99 B Feb. 8, 2026, 3:40 p.m. OK GNU C11 TESTS 10 78 3174400
362049270 sidafk B Feb. 8, 2026, 7:05 p.m. OK GNU C11 TESTS 10 93 1536000
362075725 vvvDrew B Feb. 9, 2026, 4:41 a.m. OK GNU C11 TESTS 10 93 1638400
362029568 Aimecake B Feb. 8, 2026, 4:08 p.m. OK GNU C11 TESTS 10 93 1638400
362019042 LittleGopher B Feb. 8, 2026, 2:47 p.m. OK Go TESTS 10 140 4505600
361993207 Vijay_4737 B Feb. 8, 2026, 10:49 a.m. OK Go TESTS 10 156 4608000
361998401 swords1234 B Feb. 8, 2026, 11:01 a.m. OK Go TESTS 10 656 12800000
362030084 kair97 B Feb. 8, 2026, 4:13 p.m. OK Go TESTS 10 765 8601600
361997224 treasuryonly B Feb. 8, 2026, 10:59 a.m. OK Haskell TESTS 10 171 27238400
362064163 code_manik B Feb. 9, 2026, 12:26 a.m. OK Java 21 TESTS 10 203 1331200
362029139 shyamPrajapat B Feb. 8, 2026, 4:05 p.m. OK Java 21 TESTS 10 218 614400
362035580 i.aryan B Feb. 8, 2026, 5:03 p.m. OK Java 21 TESTS 10 218 1228800
362047045 Dmitriidi B Feb. 8, 2026, 6:39 p.m. OK Java 21 TESTS 10 234 21299200
361998529 Mani_Bharathi B Feb. 8, 2026, 11:02 a.m. OK Java 21 TESTS 10 250 4505600
362075837 Avi1921 B Feb. 9, 2026, 4:43 a.m. OK Java 21 TESTS 10 250 4608000
362069284 santhoshh-kumar B Feb. 9, 2026, 2:48 a.m. OK Java 21 TESTS 10 250 4608000
362027235 SaurabhBansal B Feb. 8, 2026, 3:49 p.m. OK Java 21 TESTS 10 250 4812800
362055285 Ishan.Boral.1810 B Feb. 8, 2026, 8:28 p.m. OK Java 21 TESTS 10 250 5120000
361994531 Charandeep23 B Feb. 8, 2026, 10:52 a.m. OK Java 21 TESTS 10 265 307200
362054282 Algo_blaster007 B Feb. 8, 2026, 8:11 p.m. OK Java 8 TESTS 10 109 0
361993801 Vasavi_vecha B Feb. 8, 2026, 10:50 a.m. OK Java 8 TESTS 10 109 0
362042406 Satyam2106 B Feb. 8, 2026, 5:54 p.m. OK Java 8 TESTS 10 140 11980800
362070867 yrflxian B Feb. 9, 2026, 3:18 a.m. OK Java 8 TESTS 10 140 12083200
361998833 kit27.bme03 B Feb. 8, 2026, 11:02 a.m. OK Java 8 TESTS 10 171 13721600
362034359 jhemanth B Feb. 8, 2026, 4:52 p.m. OK Java 8 TESTS 10 187 10342400
361996219 Anshika_21 B Feb. 8, 2026, 10:56 a.m. OK Java 8 TESTS 10 218 18534400
361995860 leonlian B Feb. 8, 2026, 10:55 a.m. OK Java 8 TESTS 10 234 0
362050745 Legend4677 B Feb. 8, 2026, 7:23 p.m. OK Java 8 TESTS 10 406 0
362024571 kunnathradhesh B Feb. 8, 2026, 3:27 p.m. OK Java 8 TESTS 10 406 0
362038656 gerogeVT B Feb. 8, 2026, 5:20 p.m. OK Kotlin 2.2 TESTS 10 312 17817600
361996057 aaquib_19 B Feb. 8, 2026, 10:56 a.m. OK Kotlin 2.2 TESTS 10 328 17715200
362035799 tpsmacho B Feb. 8, 2026, 5:05 p.m. OK Node.js TESTS 10 203 44441600
362034554 NiteeshSingh B Feb. 8, 2026, 4:54 p.m. OK PyPy 3 TESTS 10 281 16998400
362062429 Ne_xt_ B Feb. 8, 2026, 11:28 p.m. OK PyPy 3 TESTS 10 421 20582400
362023164 Lakshay_Arya B Feb. 8, 2026, 3:17 p.m. OK PyPy 3 TESTS 10 531 17612800
362046312 kazu_tech B Feb. 8, 2026, 6:31 p.m. OK PyPy 3-64 TESTS 10 93 26419200
362026641 OAY71011 B Feb. 8, 2026, 3:44 p.m. OK PyPy 3-64 TESTS 10 93 26624000
362022533 khasan_meliev_08 B Feb. 8, 2026, 3:12 p.m. OK PyPy 3-64 TESTS 10 93 26624000
362054167 ksawesome273 B Feb. 8, 2026, 8:10 p.m. OK PyPy 3-64 TESTS 10 109 23040000
362062793 weii2000 B Feb. 8, 2026, 11:41 p.m. OK PyPy 3-64 TESTS 10 109 27033600
362000059 AsmTanvir B Feb. 8, 2026, 11:04 a.m. OK PyPy 3-64 TESTS 10 109 27136000
361996869 SlavaGabrielyan B Feb. 8, 2026, 10:58 a.m. OK PyPy 3-64 TESTS 10 109 27545600
362046864 EmeraldBeast B Feb. 8, 2026, 6:37 p.m. OK PyPy 3-64 TESTS 10 109 29184000
362056150 BlackOutBit B Feb. 8, 2026, 8:43 p.m. OK PyPy 3-64 TESTS 10 109 29798400
362023240 christian0206 B Feb. 8, 2026, 3:17 p.m. OK PyPy 3-64 TESTS 10 109 30208000
361995552 lsx520 B Feb. 8, 2026, 10:55 a.m. OK Python 3 TESTS 10 109 25292800
362020974 VigneshPc B Feb. 8, 2026, 3:01 p.m. OK Python 3 TESTS 10 125 26624000
361993575 RoshanKumar2525 B Feb. 8, 2026, 10:50 a.m. OK Python 3 TESTS 10 140 30412800
362063626 KINGAXE B Feb. 9, 2026, 12:09 a.m. OK Python 3 TESTS 10 156 26521600
361998647 vinee. B Feb. 8, 2026, 11:02 a.m. OK Python 3 TESTS 10 156 26624000
361994407 avi13715 B Feb. 8, 2026, 10:52 a.m. OK Python 3 TESTS 10 156 26624000
362017350 Mr.Seoul B Feb. 8, 2026, 2:36 p.m. OK Python 3 TESTS 10 171 26624000
361995845 aanakakroo B Feb. 8, 2026, 10:55 a.m. OK Python 3 TESTS 10 187 26521600
362043176 Rcrocks B Feb. 8, 2026, 6:01 p.m. OK Python 3 TESTS 10 187 26624000
362029726 SauravMehra B Feb. 8, 2026, 4:10 p.m. OK Python 3 TESTS 10 187 26624000
362031657 Spheniscine B Feb. 8, 2026, 4:27 p.m. OK Rust 2021 TESTS 10 62 0
362075335 summerTBD B Feb. 9, 2026, 4:35 a.m. OK Rust 2024 TESTS 10 62 3379200
362025400 Mon_ster B Feb. 8, 2026, 3:33 p.m. OK Rust 2024 TESTS 10 62 3379200
362061868 weiqizheng B Feb. 8, 2026, 11:06 p.m. OK Rust 2024 TESTS 10 78 14131200

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