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 16, 2026 04:41	Victor Mercklé	CPPg++14.2.0	Success	4,285
Aug 16, 2026 04:24	Victor Mercklé	CPPg++14.2.0	Success	3,605
Aug 16, 2026 04:17	Victor Mercklé	CPPg++14.2.0	Error
Aug 16, 2026 04:05	Victor Mercklé	CPPg++14.2.0	Success	3,012
Aug 16, 2026 04:00	Victor Mercklé	CPPg++14.2.0	Success	3,640
Aug 16, 2026 03:50	Victor Mercklé	CPPg++14.2.0	Success	3,076
Aug 16, 2026 03:13	Victor Mercklé	CPPg++14.2.0	Success	5,016
Aug 16, 2026 03:02	Victor Mercklé	CPPg++14.2.0	Success	4,187
Aug 16, 2026 02:57	Victor Mercklé	CPPg++14.2.0	Success	4,963
Aug 16, 2026 02:37	Victor Mercklé	CPPg++14.2.0	Success	4,697
Aug 16, 2026 02:32	Victor Mercklé	CPPg++14.2.0	Success	4,797
Aug 16, 2026 02:22	Victor Mercklé	CPPg++14.2.0	Success	4,591
Aug 16, 2026 02:16	Victor Mercklé	CPPg++14.2.0	Success	7,357
Aug 16, 2026 02:11	Victor Mercklé	CPPg++14.2.0	Success	4,880
Aug 16, 2026 01:21	Victor Mercklé	CPPg++14.2.0	Success	4,513
Aug 15, 2026 23:33	Victor Mercklé	CPPg++14.2.0	Success	4,481
Aug 15, 2026 23:17	Victor Mercklé	CPPg++14.2.0	Success	4,463
Aug 15, 2026 23:12	Victor Mercklé	CPPg++14.2.0	Success	4,694
Aug 15, 2026 22:54	Victor Mercklé	CPPg++14.2.0	Success	4,656
Aug 15, 2026 22:33	Victor Mercklé	CPPg++14.2.0	Success	4,684
Aug 15, 2026 22:19	Victor Mercklé	CPPg++14.2.0	Success	4,589
Aug 15, 2026 22:10	Victor Mercklé	CPPg++14.2.0	Success	4,583
Aug 15, 2026 21:49	Victor Mercklé	CPPg++14.2.0	Success	5,685
Aug 15, 2026 21:44	Victor Mercklé	CPPg++14.2.0	Success	4,608
Aug 15, 2026 21:39	Victor Mercklé	CPPg++14.2.0	Success	4,738
Aug 15, 2026 21:32	Victor Mercklé	CPPg++14.2.0	Success	4,957
Aug 15, 2026 21:23	Victor Mercklé	CPPg++14.2.0	Success	5,447
Aug 15, 2026 21:18	Victor Mercklé	CPPg++14.2.0	Success	4,760
Aug 15, 2026 21:14	Victor Mercklé	CPPg++14.2.0	Success	5,046
Aug 15, 2026 21:03	Victor Mercklé	CPPg++14.2.0	Success	6,910
Aug 15, 2026 20:57	Victor Mercklé	CPPg++14.2.0	Success	5,894
Aug 15, 2026 20:51	Victor Mercklé	CPPg++14.2.0	Success	5,720
Aug 15, 2026 20:46	Victor Mercklé	CPPg++14.2.0	Success	7,030
Aug 15, 2026 20:27	Victor Mercklé	CPPg++14.2.0	Success	7,228
Aug 15, 2026 19:46	Victor Mercklé	CPPg++14.2.0	Success	20,565
Aug 15, 2026 19:01	Tomislav Tunkovic	CPPclang++18.1.3	Success	1,735
Aug 15, 2026 18:55	Tomislav Tunkovic	CPPclang++18.1.3	Success	1,729+344.04 RP
Aug 15, 2026 18:49	Tomislav Tunkovic	CPPclang++18.1.3	Success	1,782+81.28 RP
Aug 15, 2026 18:41	Tomislav Tunkovic	CPPclang++18.1.3	Success	1,802
Aug 15, 2026 18:26	Tomislav Tunkovic	CPPclang++18.1.3	Success	1,795+4'133.11 RP
Aug 15, 2026 18:17	Tomislav Tunkovic	CPPclang++18.1.3	Error
Aug 15, 2026 18:08	Tomislav Tunkovic	CPPclang++18.1.3	Success	2,867
Aug 15, 2026 13:38	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,881
Aug 15, 2026 07:07	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,937
Aug 15, 2026 07:04	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,911
Aug 15, 2026 06:51	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,919
Aug 15, 2026 06:47	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,895
Aug 15, 2026 06:45	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,891
Aug 15, 2026 06:43	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,858+44.72 RP
Aug 15, 2026 06:39	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,904
Aug 15, 2026 06:35	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,895+31.92 RP
Aug 14, 2026 23:52	Tomislav Tunkovic	CPPclang++18.1.3	Success	2,955
Aug 14, 2026 23:46	Tomislav Tunkovic	CPPclang++18.1.3	Success	2,935
Aug 14, 2026 22:57	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,968
Aug 14, 2026 22:30	Tomislav Tunkovic	CPPclang++20.1.2	Success	3,538
Aug 14, 2026 22:22	Tomislav Tunkovic	CPPg++14.2.0	Success	3,435
Aug 14, 2026 21:18	Tomislav Tunkovic	CPPclang++20.1.2	Success	3,014
Aug 14, 2026 21:12	Tomislav Tunkovic	CPPclang++20.1.2	Success	41,186
Aug 14, 2026 21:01	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,922+34.78 RP
Aug 14, 2026 20:50	Tomislav Tunkovic	CPPclang++20.1.2	Success	42,906
Aug 14, 2026 20:39	Tomislav Tunkovic	CPPclang++20.1.2	Success	2,952+161.73 RP
Aug 14, 2026 20:21	Tomislav Tunkovic	CPPclang++20.1.2	Success	42,376
Aug 14, 2026 20:03	Tomislav Tunkovic	CPPclang++20.1.2	Success	3,100+157.38 RP
Aug 14, 2026 19:24	Tomislav Tunkovic	CPPclang++20.1.2	Success	3,259+78.89 RP
Aug 14, 2026 18:56	Tomislav Tunkovic	CPPg++14.2.0	Success	3,345+2'989.54 RP
Aug 14, 2026 14:42	Yehor Bondar	CPPclang++20.1.2	Success	100,396+12.30 RP
Aug 13, 2026 16:19	Yehor Bondar	CPPclang++20.1.2	Success	114,539+48.28 RP
Aug 13, 2026 16:05	Yehor Bondar	CPPclang++20.1.2	Error
Aug 13, 2026 10:47	Yehor Bondar	CPPclang++20.1.2	Success	256,244+8.32 RP
Aug 13, 2026 10:13	Yehor Bondar	GOgo1.26.5	Success	325,660+30.71 RP
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

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