Unique strings

Count the exact number of unique tokens as fast as possible.

Input

One token per line on STDIN:

JWXcKKaWzvFL5
Rof
3ztCpA
5wHcGN
*UiEMthaTS*g

Output

Print the exact count of unique tokens to STDOUT.

Constraints

Character set: 0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ@#%*
Maximum token length: 16
Approximately 1,000,000 unique tokens

Restrictions:20s512Mb 1 Score Packages

Feel free to create an issue if you need an extra library from the standard Ubuntu repository.

Name	Version	Description
libc6-dev	2.39-0ubuntu8.7	GNU C Library: Development Libraries and Header Files Contains the symlinks, headers, and object files needed to compile and link programs which use the standard C library.
libclang-common-14-dev	1:14.0.6-19build4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-15-dev	1:15.0.7-14build3	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-16-dev	1:16.0.6-23ubuntu4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-17-dev	1:17.0.6-9ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-18-dev	1:18.1.3-1ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-19-dev	1:19.1.1-1ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-20-dev	1:20.1.2-0ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libcrypt-dev	1:4.4.36-4build1	libcrypt development files This package contains the files needed for developing applications that use libcrypt.
libgcc-10-dev	10.5.0-4ubuntu2.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-11-dev	11.5.0-1ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-12-dev	12.4.0-2ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-13-dev	13.3.0-6ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-14-dev	14.2.0-4ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libobjc-13-dev	13.3.0-6ubuntu2~24.04.1	Runtime library for GNU Objective-C applications (development files) This package contains the headers and static library files needed to build GNU ObjC applications.
libssl-dev	3.0.13-0ubuntu3.9	Secure Sockets Layer toolkit - development files This package is part of the OpenSSL project's implementation of the SSL and TLS cryptographic protocols for secure communication over the Internet. . It contains development libraries, header files, and manpages for libssl and libcrypto.
libstdc++-10-dev	10.5.0-4ubuntu2.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-11-dev	11.5.0-1ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-12-dev	12.4.0-2ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-13-dev	13.3.0-6ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-14-dev	14.2.0-4ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libtbb-dev	2021.11.0-2ubuntu2	parallelism library for C++ - development files TBB is a library that helps you leverage multi-core processor performance without having to be a threading expert. It represents a higher-level, task-based parallelism that abstracts platform details and threading mechanism for performance and scalability. . (Note: if you are a user of the i386 architecture, i.e., 32-bit Intel or compatible hardware, this package only supports Pentium4-compatible and higher processors.) . This package includes the TBB development files.

Back to listJun 4, 2021 16:53

Yuriy Lyfenko

Score: 17,648

Success

Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 22, 2021 19:46	16,774	622,297,371	553,538,336	0	2,236,416
2	May 22, 2021 19:47	16,938	631,666,436	558,955,554	0	2,232,320
3	May 22, 2021 19:49	16,961	622,930,972	559,722,483	0	2,248,704
4	May 22, 2021 19:47	16,963	617,029,037	559,778,678	0	2,236,416
5	May 22, 2021 19:49	16,978	630,774,421	560,281,828	0	2,232,320
6	May 22, 2021 19:46	17,035	624,184,898	562,169,706	0	2,240,512
7	May 22, 2021 19:47	17,057	630,913,669	562,868,043	0	2,248,704
8	May 22, 2021 19:47	17,077	621,404,598	563,545,908	0	2,224,128
9	May 22, 2021 19:49	17,084	623,820,520	563,777,380	0	2,236,416
10	Jun 4, 2021 16:53	17,106	624,198,055	564,503,450	0	2,236,416
11	Jun 4, 2021 16:53	17,112	645,962,801	564,680,667	0	2,228,224
12	May 22, 2021 19:46	17,129	623,174,062	565,272,652	0	2,244,608
13	May 22, 2021 19:46	17,136	617,914,133	565,484,317	0	2,244,608
14	May 22, 2021 19:46	17,137	624,517,069	565,530,681	0	2,232,320
15	May 22, 2021 19:47	17,193	642,864,340	567,364,784	0	2,232,320
16	May 22, 2021 19:47	17,221	634,199,598	568,300,554	0	2,236,416
17	Jun 4, 2021 16:53	17,331	647,757,314	571,932,049	0	2,240,512
18	May 22, 2021 19:49	17,424	645,244,037	575,003,751	0	2,224,128
19	May 22, 2021 19:46	17,450	651,347,613	575,862,232	0	2,236,416
20	May 22, 2021 19:49	17,533	627,511,800	578,597,085	0	2,236,416
21	May 22, 2021 19:49	17,574	606,309,919	563,956,000	15,998,000	2,375,680
22	Jun 4, 2021 16:53	17,577	649,657,090	580,040,638	0	2,232,320
23	May 22, 2021 19:46	17,584	607,432,580	563,280,000	17,008,000	2,347,008
24	May 22, 2021 19:49	17,586	660,727,762	580,345,170	0	2,232,320
25	May 22, 2021 19:47	17,598	602,365,482	565,735,000	14,992,000	2,318,336
26	Jun 4, 2021 16:53	17,599	649,299,285	580,766,237	0	2,236,416
27	Jun 4, 2021 16:53	17,604	608,388,590	563,920,000	16,997,000	2,322,432
28	Jun 4, 2021 16:53	17,607	609,736,797	566,035,000	15,000,000	2,334,720
29	May 22, 2021 19:46	17,632	609,657,324	565,872,000	15,996,000	2,420,736
30	May 22, 2021 19:46	17,635	611,755,602	565,957,000	15,998,000	2,342,912
31	May 22, 2021 19:46	17,648	608,890,412	567,374,000	15,009,000	2,326,528
32	May 22, 2021 19:47	17,653	611,188,234	565,578,000	16,987,000	2,359,296
33	Jun 4, 2021 16:53	17,659	665,166,177	582,752,174	0	2,228,224
34	May 22, 2021 19:49	17,669	610,665,493	569,077,000	14,001,000	2,387,968
35	May 22, 2021 19:49	17,685	608,175,751	571,619,000	11,992,000	2,322,432
36	May 22, 2021 19:46	17,710	614,111,963	572,454,000	11,988,000	2,437,120
37	May 22, 2021 19:46	17,719	608,377,505	570,718,000	13,993,000	2,437,120
38	Jun 4, 2021 16:53	17,787	616,925,999	569,965,000	16,998,000	2,334,720
39	May 22, 2021 19:47	17,789	619,037,396	568,049,000	19,001,000	2,326,528
40	May 22, 2021 19:47	17,810	615,607,564	573,753,000	13,993,000	2,523,136
41	May 22, 2021 19:49	17,816	612,053,554	576,944,000	10,998,000	2,318,336
42	Jun 4, 2021 16:53	17,820	617,040,231	573,048,000	15,001,000	2,326,528
43	May 22, 2021 19:49	17,848	614,151,561	571,969,000	16,999,000	2,260,992
44	May 22, 2021 19:47	17,862	616,157,525	568,469,000	20,980,000	2,330,624
45	May 22, 2021 19:46	17,876	616,882,975	579,914,000	9,998,000	2,490,368
46	May 22, 2021 19:49	18,122	629,126,881	582,058,000	15,974,000	2,314,240
47	May 22, 2021 19:49	18,133	629,341,552	585,415,000	12,987,000	2,285,568
48	Jun 4, 2021 16:53	18,169	626,639,118	583,589,000	15,988,000	2,392,064
49	May 22, 2021 19:49	18,191	626,149,177	585,325,000	14,982,000	2,265,088
50	May 22, 2021 19:47	18,220	626,918,358	583,271,000	17,977,000	2,396,160
51	May 22, 2021 19:47	18,223	625,926,302	586,384,000	14,984,000	2,293,760
52	May 22, 2021 19:46	18,246	634,097,725	585,128,000	16,974,000	2,326,528
53	Jun 4, 2021 16:53	18,250	628,827,938	588,279,000	13,982,000	2,478,080
54	May 22, 2021 19:49	18,255	629,578,519	583,419,000	18,981,000	2,326,528
55	May 22, 2021 19:47	18,257	629,865,632	586,508,000	15,986,000	2,383,872
56	May 22, 2021 19:47	18,262	628,654,294	585,648,000	16,989,000	2,260,992
57	Jun 4, 2021 16:53	18,270	632,991,810	586,937,000	15,971,000	2,322,432
58	May 22, 2021 19:46	18,277	635,108,291	585,152,000	17,973,000	2,326,528
59	Jun 4, 2021 16:53	18,286	628,885,451	587,454,000	15,985,000	2,326,528
60	Jun 4, 2021 16:53	18,363	647,335,765	586,005,000	19,966,000	2,265,088

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	1