Unique strings v2

Same problem as Unique strings, but with 3 CPUs available and scoring based on wall time instead of CPU time.

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 3 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	1:20.1.2-0ubuntu1~24.04.3	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	3.0.13-0ubuntu3.11	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.

Date	Author	Language	Status	Score
Aug 2, 2026 13:58	Victor Mercklé	CPPg++14.2.0	Success	4,838
Aug 2, 2026 13:50	Victor Mercklé	CPPg++14.2.0	Success	4,936
Aug 2, 2026 13:44	Victor Mercklé	CPPg++14.2.0	Success	5,176
Aug 2, 2026 13:33	Victor Mercklé	CPPg++14.2.0	Success	5,968
Aug 2, 2026 13:25	Victor Mercklé	CPPg++14.2.0	Success	5,203
Aug 2, 2026 13:18	Victor Mercklé	CPPg++14.2.0	Success	5,666
Aug 2, 2026 13:10	Victor Mercklé	CPPg++14.2.0	Success	5,211
Aug 2, 2026 13:03	Victor Mercklé	CPPg++14.2.0	Success	5,228
Aug 2, 2026 12:56	Victor Mercklé	CPPg++14.2.0	Success	5,212
Aug 2, 2026 12:48	Victor Mercklé	CPPg++14.2.0	Success	5,264
Aug 2, 2026 12:43	Victor Mercklé	CPPg++14.2.0	Success	5,260
Aug 2, 2026 12:32	Victor Mercklé	CPPg++14.2.0	Success	5,306
Jul 30, 2026 19:24	Tony	CPPclang++20.1.2	Success	30,882+14.91 RP
Jul 30, 2026 19:21	Tony	CPPg++10.5.0	Success	32,373+210.62 RP
Jul 30, 2026 19:13	Tony	CPPg++10.5.0	Success	101,748+51.39 RP
Jul 30, 2026 19:05	Tony	CPPg++10.5.0	Success	213,249+51.89 RP
Jul 27, 2026 17:48	Andrew Tsibin	RUSTrust-1.95.0	Success	9,379+132.77 RP
Jul 27, 2026 06:46	Andrew Tsibin	RUSTrust-1.95.0	Success	10,713+81.44 RP
Jul 26, 2026 23:39	Andrew Tsibin	RUSTrust-1.95.0	Success	11,737+85.43 RP
Jul 26, 2026 23:24	Andrew Tsibin	RUSTrust-1.95.0	Success	16,046
Jul 26, 2026 23:03	Andrew Tsibin	RUSTrust-1.95.0	Success	13,045+52.70 RP
Jul 26, 2026 22:05	Andrew Tsibin	RUSTrust-1.95.0	Success	14,008+257.26 RP
Jul 26, 2026 20:57	Andrew Tsibin	RUSTrust-1.95.0	Success	22,175
Jul 26, 2026 20:45	Andrew Tsibin	RUSTrust-1.95.0	Success	24,203
Jul 26, 2026 20:20	Andrew Tsibin	RUSTrust-1.95.0	Success	21,900+456.62 RP
Jul 10, 2026 19:04	Genos0	CPPg++10.5.0	Success	60,542+118.05 RP
Jul 10, 2026 18:23	Genos0	CPPg++10.5.0	Success	212,213+47.12 RP
Jul 8, 2026 13:18	Victor Mercklé	GOgo1.26.2	Success	2,999
Jul 8, 2026 12:51	Victor Mercklé	CSHARP10.0.7	Success	3,056
Jul 8, 2026 12:29	Victor Mercklé	CSHARP10.0.7	Error
Jul 8, 2026 12:13	Victor Mercklé	GOgo1.26.2	Success	2,983
Jul 8, 2026 11:59	Victor Mercklé	CSHARP10.0.7	Success	3,053
Jul 8, 2026 09:54	Victor Mercklé	GOgo1.26.2	Success	2,973+16.89 RP
Jul 8, 2026 09:32	Victor Mercklé	GOgo1.26.2	Error
Jul 8, 2026 09:03	Victor Mercklé	CSHARP10.0.7	Success	3,021+5.47 RP
Jul 8, 2026 08:02	Victor Mercklé	GOgo1.26.2	Success	2,988
Jul 8, 2026 07:00	Victor Mercklé	CSHARP10.0.7	Success	3,042
Jul 8, 2026 02:09	Victor Mercklé	GOgo1.26.2	Success	2,988+13.39 RP
Jul 8, 2026 01:30	Victor Mercklé	CSHARP10.0.7	Success	3,059
Jul 8, 2026 01:17	Victor Mercklé	GOgo1.26.2	Success	3,043
Jul 8, 2026 00:52	Victor Mercklé	GOgo1.26.2	Error
Jul 8, 2026 00:17	Victor Mercklé	CSHARP10.0.7	Success	3,031
Jul 8, 2026 00:04	Victor Mercklé	GOgo1.26.2	Success	3,040
Jul 7, 2026 23:36	Victor Mercklé	CSHARP10.0.7	Success	3,052
Jul 7, 2026 23:30	Victor Mercklé	GOgo1.26.2	Success	3,047
Jul 7, 2026 22:53	Victor Mercklé	CSHARP10.0.7	Success	3,064
Jul 7, 2026 22:40	Victor Mercklé	GOgo1.26.2	Success	3,009
Jul 7, 2026 22:25	Victor Mercklé	CSHARP10.0.7	Success	3,061
Jul 7, 2026 21:55	Victor Mercklé	GOgo1.26.2	Success	3,025
Jul 7, 2026 20:58	Victor Mercklé	CSHARP10.0.7	Success	3,038
Jul 7, 2026 09:22	Victor Mercklé	GOgo1.26.2	Success	3,072
Jul 7, 2026 09:12	Victor Mercklé	CSHARP10.0.7	Success	3,090
Jul 7, 2026 06:03	Victor Mercklé	CPPg++14.2.0	Success	3,611
Jul 7, 2026 05:55	Victor Mercklé	CPPg++14.2.0	Success	67,471
Jul 7, 2026 05:45	Victor Mercklé	CPPg++14.2.0	Success	67,287
Jul 7, 2026 05:38	Victor Mercklé	CPPg++14.2.0	Error
Jul 3, 2026 16:13	Victor Mercklé	CPPg++14.2.0	Success	2,913
Jul 3, 2026 16:06	Victor Mercklé	CPPg++14.2.0	Success	2,924
Jul 3, 2026 15:54	Victor Mercklé	CPPg++14.2.0	Success	2,905
Jul 3, 2026 15:10	A_Shaman	CPPg++10.5.0	Success	88,699
Jul 3, 2026 15:00	A_Shaman	CPPg++10.5.0	Success	88,651
Jul 3, 2026 14:51	A_Shaman	CPPg++10.5.0	Success	87,965+0.25 RP
Jul 3, 2026 14:45	A_Shaman	CPPg++10.5.0	Success	88,489
Jul 3, 2026 14:39	A_Shaman	CPPg++10.5.0	Success	92,340
Jul 3, 2026 14:33	A_Shaman	CPPg++10.5.0	Success	88,437
Jul 3, 2026 14:27	A_Shaman	CPPg++10.5.0	Success	88,156+0.91 RP
Jul 3, 2026 14:22	A_Shaman	CPPg++10.5.0	Success	88,871+11.29 RP
Jul 3, 2026 14:17	A_Shaman	CPPg++10.5.0	Success	98,785+5.26 RP
Jul 3, 2026 14:10	A_Shaman	CPPg++10.5.0	Success	374,502
Jul 3, 2026 05:08	Victor Mercklé	CPPg++14.2.0	Success	124,083
Jul 3, 2026 04:54	Victor Mercklé	CPPg++14.2.0	Success	45,265
Jul 3, 2026 04:43	Victor Mercklé	CPPg++14.2.0	Success	2,929
Jul 3, 2026 02:42	f0xeri	CPPg++10.5.0	Success	211,728+47.23 RP
Jun 30, 2026 02:26	Victor Mercklé	GOgo1.26.2	Error
Jun 30, 2026 01:42	Victor Mercklé	GOgo1.26.2	Error
Jun 30, 2026 01:33	Victor Mercklé	CSHARP10.0.7	Success	3,056
Jun 29, 2026 01:37	Victor Mercklé	GOgo1.26.2	Success	3,083
Jun 29, 2026 01:27	Victor Mercklé	GOgo1.26.2	Success	3,091
Jun 29, 2026 01:19	Victor Mercklé	CSHARP10.0.7	Success	3,051
Jun 28, 2026 02:12	Victor Mercklé	GOgo1.26.2	Success	3,039
Jun 28, 2026 02:03	Victor Mercklé	CSHARP10.0.7	Success	3,059
Jun 27, 2026 14:49	Victor Mercklé	RUSTrust-1.95.0	Success	2,861+176.33 RP
Jun 27, 2026 13:04	Victor Mercklé	ZIG0.16.0	Success	2,904
Jun 27, 2026 12:59	Victor Mercklé	ZIG0.16.0	Success	2,890+230.23 RP
Jun 27, 2026 07:55	Victor Mercklé	GOgo1.26.2	Success	3,000+233.52 RP
Jun 27, 2026 07:50	Shikhar Soni	CPPg++14.2.0	Success	31,471+5.46 RP
Jun 27, 2026 07:45	Shikhar Soni	CPPg++14.2.0	Success	32,021+0.87 RP
Jun 27, 2026 07:43	Shikhar Soni	CPPg++14.2.0	Success	32,173
Jun 27, 2026 07:42	Shikhar Soni	CPPg++14.2.0	Error
Jun 27, 2026 07:41	Shikhar Soni	CPPg++14.2.0	Error
Jun 27, 2026 07:40	Shikhar Soni	CPPg++14.2.0	Error
Jun 27, 2026 07:37	Shikhar Soni	CPPg++14.2.0	Success	32,197
Jun 27, 2026 07:33	Shikhar Soni	CPPg++14.2.0	Success	32,110+5.69 RP
Jun 27, 2026 07:28	Shikhar Soni	CPPg++14.2.0	Success	32,708+6.24 RP
Jun 27, 2026 07:23	Shikhar Soni	CPPg++14.2.0	Success	34,612
Jun 27, 2026 05:57	Victor Mercklé	CSHARP10.0.7	Success	3,026+285.37 RP
Jun 27, 2026 00:02	Victor Mercklé	CPPg++14.2.0	Success	2,995
Jun 26, 2026 23:54	Victor Mercklé	CPPg++14.2.0	Success	2,856
Jun 26, 2026 23:47	Victor Mercklé	CPPg++14.2.0	Success	2,849+27.00 RP
Jun 26, 2026 23:42	Victor Mercklé	CPPg++14.2.0	Error

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	3