Codeforces Alpha Round 20 (Codeforces format)

Solutions are presented as using the least memory and the fastest execution time. It also takes the top 10 most recent solutions from each language. If you want to limit to a specific index, click the "Solved" button and go to that problem.

ContestId
Name
Phase
Frozen
Duration (Seconds)
Relative Time
Start Time
20 Codeforces Alpha Round 20 (Codeforces format) FINISHED False 5400 454948199 June 18, 2010, 3:30 p.m.

Problems

Solved$
Index
Name
Type
Tags
Community Tag
Rating
( 33333 ) C Dijkstra? PROGRAMMING graphs shortest paths #Serial Time! 2100

B''...

Tutorials

Submissions

Submission Id
Author(s)
Index
Submitted
Verdict
Language
Test Set
Tests Passed
Time taken (ms)
Memory Consumed (bytes)
Tags
Rating
49755414 false1 C Feb. 11, 2019, 6:03 a.m. OK Clang++17 Diagnostics TESTS 33 608 38707200 2100
41959947 Mikejacksao C Aug. 22, 2018, 8:52 a.m. OK Clang++17 Diagnostics TESTS 33 717 27750400 2100
69230536 vjudge5 C Jan. 21, 2020, 9:17 a.m. OK Clang++17 Diagnostics TESTS 33 717 35737600 2100
31252420 KagamiharaNadeshiko C Oct. 12, 2017, 3:41 p.m. OK FPC TESTS 33 186 5734400 2100
32187117 tolight C Nov. 10, 2017, 6:26 a.m. OK FPC TESTS 33 202 6041600 2100
27729844 long240808 C June 12, 2017, 2:45 a.m. OK FPC TESTS 33 202 8908800 2100
28019798 LovelyFairy C June 25, 2017, 10:01 a.m. OK FPC TESTS 33 202 13312000 2100
27729533 tin2016_tdduy C June 12, 2017, 2:08 a.m. OK FPC TESTS 33 202 52121600 2100
32184571 HsOH C Nov. 10, 2017, 2:45 a.m. OK FPC TESTS 33 217 7270400 2100
27729189 tin2016_ndhanh C June 12, 2017, 1:27 a.m. OK FPC TESTS 33 217 11776000 2100
31345661 KagamiharaNadeshiko C Oct. 15, 2017, 8:41 a.m. OK FPC TESTS 33 217 13312000 2100
27729601 lcnltv2019 C June 12, 2017, 2:17 a.m. OK FPC TESTS 33 217 17612800 2100
27729804 tin2016_nhminhh C June 12, 2017, 2:41 a.m. OK FPC TESTS 33 217 52121600 2100
31969211 NoSoul C Nov. 2, 2017, 6:08 a.m. OK GNU C TESTS 33 61 4812800 2100
36941018 ilovenwd C April 4, 2018, 6:20 a.m. OK GNU C TESTS 33 78 13004800 2100
37002761 ilovenwd C April 5, 2018, 4:27 p.m. OK GNU C TESTS 33 93 13004800 2100
34652562 BeNoble C Jan. 29, 2018, 6:42 a.m. OK GNU C++ TESTS 33 30 9011200 2100
29968519 vjudge4 C Sept. 1, 2017, 10:09 a.m. OK GNU C++ TESTS 33 31 5632000 2100
29968384 vjudge3 C Sept. 1, 2017, 9:59 a.m. OK GNU C++ TESTS 33 31 5734400 2100
40680505 maratonando3 C July 23, 2018, 7:10 p.m. OK GNU C++ TESTS 33 31 7065600 2100
42269396 Vilespine_Slayer C Aug. 30, 2018, 7:22 a.m. OK GNU C++ TESTS 33 31 7168000 2100
37282934 Siyuan C April 13, 2018, 12:06 p.m. OK GNU C++ TESTS 33 31 9113600 2100
31606439 wuminyan0607 C Oct. 22, 2017, 2:24 p.m. OK GNU C++ TESTS 33 31 12492800 2100
41606732 CLT C Aug. 15, 2018, 3:13 a.m. OK GNU C++ TESTS 33 31 16998400 2100
34937740 Khassar C Feb. 5, 2018, 8:13 a.m. OK GNU C++ TESTS 33 31 19660800 2100
31507580 vjudge2 C Oct. 19, 2017, 12:24 p.m. OK GNU C++ TESTS 33 46 6656000 2100
63662214 vjudge3 C Oct. 28, 2019, 2:12 p.m. OK GNU C11 TESTS 33 358 6041600 2100
68315906 arosusti C Jan. 6, 2020, 1:12 p.m. OK GNU C11 TESTS 33 358 7372800 2100
63625308 vjudge2 C Oct. 28, 2019, 3:14 a.m. OK GNU C11 TESTS 33 358 7577600 2100
63662472 vjudge2 C Oct. 28, 2019, 2:16 p.m. OK GNU C11 TESTS 33 373 6041600 2100
49032535 RunGood C Jan. 27, 2019, 12:09 a.m. OK GNU C11 TESTS 33 373 8601600 2100
66381245 Mokou109 C Dec. 6, 2019, 5:42 a.m. OK GNU C11 TESTS 33 374 6963200 2100
53103260 Noble_Mushtak C April 21, 2019, 5:53 p.m. OK GNU C11 TESTS 33 374 10547200 2100
49032559 RunGood C Jan. 27, 2019, 12:11 a.m. OK GNU C11 TESTS 33 374 12185600 2100
52344931 Timonnable C April 5, 2019, 12:18 p.m. OK GNU C11 TESTS 33 374 13414400 2100
68310378 arosusti C Jan. 6, 2020, 10:55 a.m. OK GNU C11 TESTS 33 390 8192000 2100
51606436 luogu_bot5 C March 21, 2019, 7:42 a.m. OK GNU C++11 TESTS 33 31 7065600 2100
40250713 luogu_bot1 C July 13, 2018, 5:57 a.m. OK GNU C++11 TESTS 33 31 8908800 2100
45027259 luogu_bot4 C Oct. 28, 2018, 11:16 p.m. OK GNU C++11 TESTS 33 31 8908800 2100
31623045 suki_cz C Oct. 23, 2017, 8:45 a.m. OK GNU C++11 TESTS 33 31 9113600 2100
58713172 cheng08032005Strange C Aug. 13, 2019, 1:02 p.m. OK GNU C++11 TESTS 33 31 10444800 2100
58204584 vjudge2 C Aug. 3, 2019, 6:22 a.m. OK GNU C++11 TESTS 33 31 13824000 2100
60674829 luogu_bot3 C Sept. 16, 2019, 12:04 p.m. OK GNU C++11 TESTS 33 31 18124800 2100
58557820 shengzihang C Aug. 11, 2019, 3:33 a.m. OK GNU C++11 TESTS 33 31 34508800 2100
51678019 luogu_bot4 C March 22, 2019, 11:27 a.m. OK GNU C++11 TESTS 33 31 59596800 2100
45430187 luogu_bot1 C Nov. 8, 2018, 2:41 a.m. OK GNU C++11 TESTS 33 31 59596800 2100
34950130 lnkandies C Feb. 5, 2018, 4:50 p.m. OK GNU C++14 TESTS 33 46 10137600 2100
43526645 Mlxa C Sept. 28, 2018, 11:40 a.m. OK GNU C++14 TESTS 33 46 18022400 2100
34652866 vjudge2 C Jan. 29, 2018, 6:52 a.m. OK GNU C++14 TESTS 33 61 16691200 2100
34653309 vjudge2 C Jan. 29, 2018, 7:08 a.m. OK GNU C++14 TESTS 33 61 17408000 2100
30573007 Dreif C Sept. 21, 2017, 9:52 a.m. OK GNU C++14 TESTS 33 62 5632000 2100
52559241 vjudge2 C April 10, 2019, 9:25 a.m. OK GNU C++14 TESTS 33 62 7987200 2100
34517853 vjudge1 C Jan. 24, 2018, 1:16 p.m. OK GNU C++14 TESTS 33 62 8294400 2100
34653074 vjudge4 C Jan. 29, 2018, 7 a.m. OK GNU C++14 TESTS 33 62 16691200 2100
34653629 vjudge2 C Jan. 29, 2018, 7:19 a.m. OK GNU C++14 TESTS 33 62 17408000 2100
58208488 vjudge3 C Aug. 3, 2019, 8 a.m. OK GNU C++14 TESTS 33 62 22835200 2100
55181809 RunGood C June 5, 2019, 11:25 p.m. OK GNU C++17 TESTS 33 30 7168000 2100
42334611 Qhb C Sept. 1, 2018, 12:55 p.m. OK GNU C++17 TESTS 33 31 6758400 2100
42334688 Qhb C Sept. 1, 2018, 12:59 p.m. OK GNU C++17 TESTS 33 31 6758400 2100
59081422 karin0 C Aug. 19, 2019, 9:19 a.m. OK GNU C++17 TESTS 33 31 7987200 2100
55181906 RunGood C June 5, 2019, 11:32 p.m. OK GNU C++17 TESTS 33 31 9625600 2100
37861402 Mlxa C May 3, 2018, 12:06 p.m. OK GNU C++17 TESTS 33 31 10547200 2100
37545881 nerve_ending C April 23, 2018, 7:38 a.m. OK GNU C++17 TESTS 33 31 11264000 2100
39133890 vjudge3 C June 11, 2018, 12:29 a.m. OK GNU C++17 TESTS 33 46 7884800 2100
39133886 vjudge2 C June 11, 2018, 12:29 a.m. OK GNU C++17 TESTS 33 46 7884800 2100
58523603 tiantian5 C Aug. 10, 2019, 6:07 a.m. OK GNU C++17 TESTS 33 46 8089600 2100
61903143 synapse C Oct. 5, 2019, 9:05 a.m. OK Go TESTS 33 233 9830400 2100
52273343 bobuhiro11 C April 3, 2019, 1:52 p.m. OK Go TESTS 33 234 10240000 2100
52274738 bobuhiro11 C April 3, 2019, 2:21 p.m. OK Go TESTS 33 342 10240000 2100
28691029 goC C July 19, 2017, 8:51 a.m. OK Go TESTS 33 733 42393600 2100
68468999 YahiaMostafa C Jan. 9, 2020, 11:07 p.m. OK Java 11 TESTS 33 327 16588800 2100
65501511 NirShalmon C Nov. 21, 2019, 7:12 p.m. OK Java 11 TESTS 33 639 14540800 2100
65820652 yehonatanga C Nov. 27, 2019, 10:21 a.m. OK Java 11 TESTS 33 670 14540800 2100
69691728 giampi97 C Jan. 28, 2020, 6:50 p.m. OK Java 11 TESTS 33 779 53452800 2100
66657501 DZhang C Dec. 12, 2019, 1:12 a.m. OK Java 11 TESTS 33 936 16179200 2100
69220871 sweetcheeks C Jan. 21, 2020, 4:33 a.m. OK Java 11 TESTS 33 936 31334400 2100
66154721 fabianaag C Dec. 1, 2019, 9:16 p.m. OK Java 11 TESTS 33 966 29491200 2100
65493997 NirShalmon C Nov. 21, 2019, 3:49 p.m. OK Java 11 TESTS 33 982 14540800 2100
54270789 noobspotted C May 17, 2019, 8:41 a.m. OK Java 8 TESTS 33 170 11776000 2100
65904424 parthsingh287 C Nov. 28, 2019, 10:16 a.m. OK Java 8 TESTS 33 171 22732800 2100
48423985 Srinivasa_Ramanujan C Jan. 15, 2019, 2:02 p.m. OK Java 8 TESTS 33 171 23654400 2100
58660264 Seco_seco C Aug. 12, 2019, 10:40 a.m. OK Java 8 TESTS 33 171 24166400 2100
46517687 aman28rwt C Dec. 2, 2018, 5:34 p.m. OK Java 8 TESTS 33 171 25395200 2100
48870484 RunGood C Jan. 24, 2019, 5:44 a.m. OK Java 8 TESTS 33 186 11878400 2100
46908511 DropKeBaadNirma C Dec. 11, 2018, 3:34 p.m. OK Java 8 TESTS 33 186 23244800 2100
48870555 RunGood C Jan. 24, 2019, 5:46 a.m. OK Java 8 TESTS 33 186 23552000 2100
57088310 AryssonFigueiredo C July 15, 2019, 9:44 a.m. OK Java 8 TESTS 33 187 11161600 2100
67756909 Blastman C Dec. 27, 2019, 7:54 p.m. OK Java 8 TESTS 33 187 21913600 2100
68297118 arosusti C Jan. 6, 2020, 3:48 a.m. OK JavaScript TESTS 33 358 45158400 2100
68298394 arosusti C Jan. 6, 2020, 4:48 a.m. OK JavaScript TESTS 33 373 45158400 2100
68042065 arosusti C Jan. 1, 2020, 2:46 p.m. OK JavaScript TESTS 33 389 44032000 2100
61180414 Taybor C Sept. 23, 2019, 7:36 p.m. OK JavaScript TESTS 33 529 37580800 2100
36650544 DCNick3 C March 26, 2018, 6:08 p.m. OK Mono C# TESTS 33 265 31027200 2100
69040117 artworks C Jan. 18, 2020, 9:53 a.m. OK Mono C# TESTS 33 265 39628800 2100
36650513 DCNick3 C March 26, 2018, 6:06 p.m. OK Mono C# TESTS 33 280 32051200 2100
55194860 hibatibati C June 6, 2019, 8:04 a.m. OK Mono C# TESTS 33 327 34816000 2100
44053437 nemars C Oct. 9, 2018, 8:48 p.m. OK Mono C# TESTS 33 421 32051200 2100
38081828 e.ramos C May 9, 2018, 10:28 p.m. OK Mono C# TESTS 33 436 28774400 2100
57247247 tihoson C July 17, 2019, 8:04 p.m. OK Mono C# TESTS 33 701 24576000 2100
27981964 Iona C June 23, 2017, 9:54 a.m. OK MS C# TESTS 33 389 35123200 2100
45675268 vjudge2 C Nov. 13, 2018, 12:49 p.m. OK MS C++ TESTS 33 61 6144000 2100
58207919 vjudge1 C Aug. 3, 2019, 7:47 a.m. OK MS C++ TESTS 33 61 8908800 2100
34272882 vjudge3 C Jan. 18, 2018, 10:18 a.m. OK MS C++ TESTS 33 61 18432000 2100
29486268 vjudge4 C Aug. 15, 2017, 4:34 p.m. OK MS C++ TESTS 33 61 18534400 2100
29486354 vjudge5 C Aug. 15, 2017, 4:39 p.m. OK MS C++ TESTS 33 61 20070400 2100
50301581 vjudge1 C Feb. 22, 2019, 2:41 a.m. OK MS C++ TESTS 33 62 5939200 2100
29451718 vjudge5 C Aug. 14, 2017, 7:42 a.m. OK MS C++ TESTS 33 62 7577600 2100
34272926 vjudge1 C Jan. 18, 2018, 10:21 a.m. OK MS C++ TESTS 33 62 16998400 2100
34272892 vjudge1 C Jan. 18, 2018, 10:19 a.m. OK MS C++ TESTS 33 62 16998400 2100
29486400 vjudge1 C Aug. 15, 2017, 4:41 p.m. OK MS C++ TESTS 33 62 20070400 2100
56830220 zhuzimo0802 C July 11, 2019, 6:40 a.m. OK MS C++ 2017 TESTS 33 46 57958400 2100
66484350 vjudge1 C Dec. 8, 2019, 5:27 a.m. OK MS C++ 2017 TESTS 33 93 7270400 2100
58209095 vjudge3 C Aug. 3, 2019, 8:12 a.m. OK MS C++ 2017 TESTS 33 93 16076800 2100
56446771 petko_mitkov C July 2, 2019, 7:14 p.m. OK MS C++ 2017 TESTS 33 109 6246400 2100
68777703 116c C Jan. 14, 2020, 1:58 p.m. OK MS C++ 2017 TESTS 33 109 7987200 2100
58570815 vjudge5 C Aug. 11, 2019, 10:06 a.m. OK MS C++ 2017 TESTS 33 124 7577600 2100
49208419 dharaniv1999 C Jan. 30, 2019, 2:41 p.m. OK MS C++ 2017 TESTS 33 124 8396800 2100
58218412 vjudge3 C Aug. 3, 2019, 11:39 a.m. OK MS C++ 2017 TESTS 33 124 10035200 2100
61895111 yuzixuan789yuzixuan789 C Oct. 5, 2019, 7:01 a.m. OK MS C++ 2017 TESTS 33 124 20480000 2100
49818949 tangbinjie C Feb. 12, 2019, 7:41 a.m. OK MS C++ 2017 TESTS 33 139 5529600 2100
68298419 arosusti C Jan. 6, 2020, 4:50 a.m. OK Node.js TESTS 33 608 51097600 2100
48427599 syzymon C Jan. 15, 2019, 3:40 p.m. OK Ocaml TESTS 33 171 9830400 2100
45148535 LinesPrower C Oct. 31, 2018, 6:18 p.m. OK PascalABC.NET TESTS 33 873 22937600 2100
55568305 c1729 C June 14, 2019, 4:54 p.m. OK PyPy 2 TESTS 33 295 22528000 2100
55568346 c1729 C June 14, 2019, 4:56 p.m. OK PyPy 2 TESTS 33 327 21299200 2100
55568538 c1729 C June 14, 2019, 5:05 p.m. OK PyPy 2 TESTS 33 342 22425600 2100
55568471 c1729 C June 14, 2019, 5:01 p.m. OK PyPy 2 TESTS 33 358 22425600 2100
47850923 c1729 C Jan. 2, 2019, 5:44 p.m. OK PyPy 2 TESTS 33 373 27033600 2100
47851084 c1729 C Jan. 2, 2019, 5:50 p.m. OK PyPy 2 TESTS 33 374 26931200 2100
45125320 c1729 C Oct. 31, 2018, 7:38 a.m. OK PyPy 2 TESTS 33 421 28160000 2100
45125974 c1729 C Oct. 31, 2018, 8:02 a.m. OK PyPy 2 TESTS 33 436 29286400 2100
41024726 franckmy C July 31, 2018, 2:15 p.m. OK PyPy 2 TESTS 33 748 21913600 2100
46765305 jfelipe C Dec. 8, 2018, 2:02 p.m. OK PyPy 2 TESTS 33 826 21913600 2100
55568557 c1729 C June 14, 2019, 5:06 p.m. OK PyPy 3 TESTS 33 358 22323200 2100
58186511 koptev C Aug. 2, 2019, 5:23 p.m. OK PyPy 3 TESTS 33 404 24166400 2100
58187001 koptev C Aug. 2, 2019, 5:35 p.m. OK PyPy 3 TESTS 33 498 20684800 2100
58186896 koptev C Aug. 2, 2019, 5:33 p.m. OK PyPy 3 TESTS 33 514 20480000 2100
58186769 koptev C Aug. 2, 2019, 5:29 p.m. OK PyPy 3 TESTS 33 514 25190400 2100
55319015 LeiviniaBirdway C June 9, 2019, 2:31 a.m. OK PyPy 3 TESTS 33 514 25600000 2100
61074099 ai_hacker C Sept. 22, 2019, 1:46 p.m. OK PyPy 3 TESTS 33 560 25088000 2100
57024459 FallingStar C July 14, 2019, 2:51 p.m. OK PyPy 3 TESTS 33 561 26214400 2100
54458102 david.tiszay C May 21, 2019, 5 p.m. OK PyPy 3 TESTS 33 592 24985600 2100
45568121 omarnvidia C Nov. 11, 2018, 3:52 p.m. OK PyPy 3 TESTS 33 685 44851200 2100
32958146 jooj C Dec. 5, 2017, 9:23 p.m. OK Python 2 TESTS 33 623 39014400 2100
41221286 romil797 C Aug. 4, 2018, 3:57 p.m. OK Python 2 TESTS 33 670 34918400 2100
47802365 c1729 C Jan. 1, 2019, 1:58 a.m. OK Python 2 TESTS 33 701 29184000 2100
44674248 danielbgm C Oct. 22, 2018, 1:43 a.m. OK Python 2 TESTS 33 733 24576000 2100
44674307 danielbgm C Oct. 22, 2018, 1:47 a.m. OK Python 2 TESTS 33 733 29388800 2100
60766030 vjudge2 C Sept. 18, 2019, 11 a.m. OK Python 2 TESTS 33 748 30924800 2100
60752245 vjudge4 C Sept. 18, 2019, 6:59 a.m. OK Python 2 TESTS 33 763 30924800 2100
32577877 Hahahahahahahhahaha C Nov. 23, 2017, 2:27 p.m. OK Python 2 TESTS 33 764 27443200 2100
34211317 laoliumang C Jan. 16, 2018, 2:50 a.m. OK Python 2 TESTS 33 764 36352000 2100
61109925 vjudge1 C Sept. 23, 2019, 10:52 a.m. OK Python 2 TESTS 33 779 30924800 2100
27604316 muckvix C June 6, 2017, 3:45 a.m. OK Python 3 TESTS 33 452 34406400 2100
47802339 c1729 C Jan. 1, 2019, 1:53 a.m. OK Python 3 TESTS 33 529 35328000 2100
61074135 ai_hacker C Sept. 22, 2019, 1:47 p.m. OK Python 3 TESTS 33 530 25292800 2100
50909517 djoshuac C March 6, 2019, 11:56 p.m. OK Python 3 TESTS 33 530 33894400 2100
55568560 c1729 C June 14, 2019, 5:06 p.m. OK Python 3 TESTS 33 561 29696000 2100
30533888 CSweetBlue C Sept. 20, 2017, 3:51 a.m. OK Python 3 TESTS 33 561 30003200 2100
63119965 sudhan247 C Oct. 22, 2019, 10:52 a.m. OK Python 3 TESTS 33 561 33382400 2100
64268665 angrysp C Nov. 4, 2019, 6:11 p.m. OK Python 3 TESTS 33 576 25190400 2100
55568598 c1729 C June 14, 2019, 5:07 p.m. OK Python 3 TESTS 33 576 29696000 2100
69467953 Annvv C Jan. 24, 2020, 1:35 p.m. OK Python 3 TESTS 33 576 33382400 2100
64469721 tuna_salad C Nov. 7, 2019, 12:44 p.m. OK Rust TESTS 33 61 10342400 2100
64475027 tuna_salad C Nov. 7, 2019, 2:08 p.m. OK Rust TESTS 33 62 10342400 2100
58630799 vjudge1 C Aug. 11, 2019, 7:42 p.m. OK Rust TESTS 33 77 6758400 2100
29373270 sntea C Aug. 12, 2017, 8:59 a.m. OK Rust TESTS 33 109 12185600 2100
29999407 sntea C Sept. 2, 2017, 1:03 a.m. OK Rust TESTS 33 124 10547200 2100
49443608 sdht C Feb. 4, 2019, 12:01 a.m. OK Rust TESTS 33 171 9216000 2100

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