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ContestId |
Name |
Phase |
Frozen |
Duration (Seconds) |
Relative Time |
Start Time |
|---|---|---|---|---|---|---|
| 2124 | EPIC Institute of Technology Round Summer 2025 (Codeforces Round 1036, Div. 1 + Div. 2) | FINISHED | False | 10800 | 24593123 | July 6, 2025, 2:35 p.m. |
Solved |
Index |
Name |
Type |
Tags |
Community Tag |
Rating |
|---|---|---|---|---|---|---|
| ( 19133 ) | A | Deranged Deletions | PROGRAMMING | constructive algorithms sortings |
Call an array (b) of length (m) a derangement if the following property holds: Let (c) be an array of length (m) such that (c_i = b_i) over all (1 \leq i \leq m). Sort (c) in non-decreasing order. If (b_i\neq c_i) over all (1\leq i \leq m), then (b) is a derangement . For example, If (b = 4,8,3,1), then (c = 1, 3, 4, 8) after getting sorted. Since (b_i \neq c_i) in all positions, (b) is a derangement . If (b = 3,2,1), then (c = 1, 2, 3) after getting sorted. Since (b_2 = c_2), (b) is not a derangement . You are given an array (a) of length (n). In one operation, you can delete an element from (a). The order of the remaining elements is preserved after each deletion. Output whether it is possible to perform some (possibly none) operations such that the remaining elements form a derangement . If it is possible, output any possible remaining array. The remaining array must be non-empty. Each test contains multiple test cases. The first line contains the number of test cases (t) ((1 \le t \le 100)). The description of the test cases follows. The first line of each test case contains an integer (n) ((1 \leq n \leq 100)) — the length of array (a). The second line of each test case contains (n) integers (a_1, a_2, \ldots, a_n) ((1 \leq a_i \leq n)) — denoting the array (a). For each test case, on a new line, if it is possible to perform operations such that the remaining array is a derangement , output YES . Otherwise, output NO . You can output in any case (upper or lower). For example, the strings "yEs" , "yes" , "Yes" , and "YES" will be recognized as positive responses. If your response was positive, output two more lines in the following format: The first line should contain an integer (k) ((1 \leq k \leq n)), the number of elements that remain in the array. The second line should contain (d_1, d_2 \ldots, d_k), the elem |
| EPIC Institute of Technology Round Summer 2025 (Codeforces Round 1036, Div. 1 + Div. 2) Editorial |
Submission Id |
Author(s) |
Index |
Submitted |
Verdict |
Language |
Test Set |
Tests Passed |
Time taken (ms) |
Memory Consumed (bytes) |
Tags |
Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 327854725 | _Rahim_17 | A | July 7, 2025, 1:56 a.m. | OK | C# 10 | TESTS | 4 | 93 | 1228800 | ||
| 327871533 | spartza | A | July 7, 2025, 5:15 a.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 30 | 102400 | ||
| 327876669 | alokkumar25062005 | A | July 7, 2025, 5:58 a.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327875943 | sujalmeshram | A | July 7, 2025, 5:50 a.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327859117 | Phantom_7 | A | July 7, 2025, 2:58 a.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327858390 | mogulus_tt | A | July 7, 2025, 2:49 a.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327854875 | Tarun_gautam | A | July 7, 2025, 1:59 a.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327851950 | nikki_p05 | A | July 7, 2025, 12:59 a.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327840873 | Ayush0130 | A | July 6, 2025, 8:38 p.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327838268 | Link6384 | A | July 6, 2025, 8:02 p.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327834404 | Divy_8745 | A | July 6, 2025, 7:19 p.m. | OK | C++17 (GCC 7-32) | TESTS | 4 | 31 | 0 | ||
| 327857555 | Etherift | A | July 7, 2025, 2:38 a.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 30 | 0 | ||
| 327831466 | Lonelyper | A | July 6, 2025, 6:54 p.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 30 | 0 | ||
| 327842048 | 3rian | A | July 6, 2025, 8:57 p.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 30 | 102400 | ||
| 327862803 | HrsilmalanI | A | July 7, 2025, 3:44 a.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 31 | 0 | ||
| 327857741 | muerruxing | A | July 7, 2025, 2:40 a.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 31 | 0 | ||
| 327855960 | XiaoXiiiiiiiiiiiiii | A | July 7, 2025, 2:16 a.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 31 | 0 | ||
| 327850703 | zkxttk | A | July 7, 2025, 12:33 a.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 31 | 0 | ||
| 327845937 | Omar_Farhan | A | July 6, 2025, 10:18 p.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 31 | 0 | ||
| 327839594 | Pramag_IIITD | A | July 6, 2025, 8:20 p.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 31 | 0 | ||
| 327832647 | KG31 | A | July 6, 2025, 7:04 p.m. | OK | C++20 (GCC 13-64) | TESTS | 4 | 31 | 0 | ||
| 327863483 | yoCandy | A | July 7, 2025, 3:51 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 30 | 0 | ||
| 327859260 | N0.ONE | A | July 7, 2025, 3 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 30 | 0 | ||
| 327837809 | winbywiner | A | July 6, 2025, 7:56 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 30 | 0 | ||
| 327832782 | umang_agg_11 | A | July 6, 2025, 7:05 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 30 | 0 | ||
| 327833157 | ankitkhatua | A | July 6, 2025, 7:08 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 30 | 102400 | ||
| 327819464 | ankur_ankur | A | July 6, 2025, 5:13 p.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 30 | 102400 | ||
| 327866438 | AaryanModi780 | A | July 7, 2025, 4:30 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 31 | 0 | ||
| 327866200 | adityagarg006 | A | July 7, 2025, 4:25 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 31 | 0 | ||
| 327865977 | Worstcoder20 | A | July 7, 2025, 4:23 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 31 | 0 | ||
| 327861918 | Ak_m7uslim | A | July 7, 2025, 3:33 a.m. | OK | C++23 (GCC 14-64, msys2) | TESTS | 4 | 31 | 0 | ||
| 327839410 | MNMOutis | A | July 6, 2025, 8:17 p.m. | OK | GNU C11 | TESTS | 4 | 124 | 0 | ||
| 327876998 | yashjaiswal2509 | A | July 7, 2025, 6:01 a.m. | OK | Java 21 | TESTS | 4 | 233 | 204800 | ||
| 327833154 | tirean | A | July 6, 2025, 7:08 p.m. | OK | Java 21 | TESTS | 4 | 233 | 1126400 | ||
| 327836717 | anand_mishra_ | A | July 6, 2025, 7:43 p.m. | OK | Java 21 | TESTS | 4 | 234 | 102400 | ||
| 327839296 | Shubham0_5 | A | July 6, 2025, 8:15 p.m. | OK | Java 21 | TESTS | 4 | 234 | 1024000 | ||
| 327868358 | goalboy | A | July 7, 2025, 4:55 a.m. | OK | Java 21 | TESTS | 4 | 249 | 1126400 | ||
| 327864666 | tekka_ity | A | July 7, 2025, 4:05 a.m. | OK | Java 21 | TESTS | 4 | 249 | 1228800 | ||
| 327858529 | Horridbeast | A | July 7, 2025, 2:51 a.m. | OK | Java 21 | TESTS | 4 | 264 | 409600 | ||
| 327858322 | iamboojux | A | July 7, 2025, 2:48 a.m. | OK | Java 21 | TESTS | 4 | 264 | 1638400 | ||
| 327812723 | jeetgoyal80 | A | July 6, 2025, 4:50 p.m. | OK | Java 21 | TESTS | 4 | 265 | 0 | ||
| 327860866 | ayush9441 | A | July 7, 2025, 3:20 a.m. | OK | Java 21 | TESTS | 4 | 265 | 512000 | ||
| 327838811 | satyams_9001 | A | July 6, 2025, 8:09 p.m. | OK | Java 8 | TESTS | 4 | 124 | 6656000 | ||
| 327809163 | Destroyer0069 | A | July 6, 2025, 4:39 p.m. | OK | Java 8 | TESTS | 4 | 140 | 0 | ||
| 327842375 | Shafat04 | A | July 6, 2025, 9:04 p.m. | OK | Java 8 | TESTS | 4 | 155 | 0 | ||
| 327859912 | NikhilKushwah | A | July 7, 2025, 3:08 a.m. | OK | Java 8 | TESTS | 4 | 156 | 0 | ||
| 327876314 | singha0391 | A | July 7, 2025, 5:54 a.m. | OK | Java 8 | TESTS | 4 | 202 | 0 | ||
| 327810331 | AnatolyS | A | July 6, 2025, 4:42 p.m. | OK | Kotlin 1.9 | TESTS | 4 | 234 | 1945600 | ||
| 327814351 | rohitnadakarni | A | July 6, 2025, 4:55 p.m. | OK | PyPy 3 | TESTS | 4 | 124 | 2662400 | ||
| 327812092 | gigadev99 | A | July 6, 2025, 4:48 p.m. | OK | PyPy 3-64 | TESTS | 4 | 62 | 1638400 | ||
| 327864316 | samchen123 | A | July 7, 2025, 4:01 a.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1433600 | ||
| 327867820 | Satyam_Singh019 | A | July 7, 2025, 4:48 a.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1638400 | ||
| 327865681 | 9thJune2006 | A | July 7, 2025, 4:18 a.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1638400 | ||
| 327856729 | anuj_m | A | July 7, 2025, 2:27 a.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1638400 | ||
| 327850342 | jeroenodb | A | July 7, 2025, 12:26 a.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1638400 | ||
| 327844318 | PeCoP | A | July 6, 2025, 9:42 p.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1638400 | ||
| 327843764 | Nipun_Kapoor | A | July 6, 2025, 9:31 p.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1638400 | ||
| 327831779 | AAE | A | July 6, 2025, 6:58 p.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1638400 | ||
| 327838138 | yiren429 | A | July 6, 2025, 8 p.m. | OK | PyPy 3-64 | TESTS | 4 | 77 | 1740800 | ||
| 327837401 | eugalt | A | July 6, 2025, 7:51 p.m. | OK | Python 3 | TESTS | 4 | 61 | 204800 | ||
| 327836793 | mr_fkey | A | July 6, 2025, 7:44 p.m. | OK | Python 3 | TESTS | 4 | 61 | 204800 | ||
| 327812199 | codeforyash | A | July 6, 2025, 4:48 p.m. | OK | Python 3 | TESTS | 4 | 61 | 204800 | ||
| 327816248 | dev-Koushal | A | July 6, 2025, 5:02 p.m. | OK | Python 3 | TESTS | 4 | 61 | 307200 | ||
| 327818962 | khushvantchahar | A | July 6, 2025, 5:12 p.m. | OK | Python 3 | TESTS | 4 | 62 | 0 | ||
| 327853651 | Cipher_In_ | A | July 7, 2025, 1:36 a.m. | OK | Python 3 | TESTS | 4 | 62 | 204800 | ||
| 327845268 | zoro.luffy | A | July 6, 2025, 10:02 p.m. | OK | Python 3 | TESTS | 4 | 62 | 204800 | ||
| 327838496 | divy27 | A | July 6, 2025, 8:04 p.m. | OK | Python 3 | TESTS | 4 | 62 | 204800 | ||
| 327834012 | eugalt | A | July 6, 2025, 7:16 p.m. | OK | Python 3 | TESTS | 4 | 62 | 204800 | ||
| 327832666 | amod_24 | A | July 6, 2025, 7:04 p.m. | OK | Python 3 | TESTS | 4 | 62 | 204800 | ||
| 327852924 | 0x81 | A | July 7, 2025, 1:21 a.m. | OK | Rust 2021 | TESTS | 4 | 46 | 0 | ||
| 327840389 | JKS_007 | A | July 6, 2025, 8:31 p.m. | OK | Rust 2021 | TESTS | 4 | 61 | 0 |
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