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
Sep 19, 2026 13:33	Andrew Epstein	CPPg++14.2.0	Success	311,286
Sep 19, 2026 13:28	Andrew Epstein	CPPg++14.2.0	Success	7,471
Sep 15, 2026 21:05	Josu San Martin	CPPg++13.3.0	Success	4,740
Sep 15, 2026 02:10	Josu San Martin	RUSTrust-1.95.0	Success	3,868
Sep 15, 2026 02:08	Josu San Martin	RUSTrust-1.92.0	Success	4,100
Sep 15, 2026 02:06	Josu San Martin	CPPg++13.3.0	Success	4,698
Sep 15, 2026 02:02	Josu San Martin	CPPg++13.3.0	Success	4,694
Sep 15, 2026 01:58	Josu San Martin	CPPg++13.3.0	Success	4,692
Sep 15, 2026 01:24	Josu San Martin	CPPg++13.3.0	Success	4,687
Sep 12, 2026 07:20	Haha Expert	CPPclang++20.1.2	Success	44,950
Sep 12, 2026 06:57	Haha Expert	CPPg++13.3.0	Success	44,197
Sep 12, 2026 06:55	Haha Expert	CPPg++13.3.0	Success	54,115
Sep 12, 2026 06:51	Haha Expert	CPPg++14.2.0	Success	42,686
Sep 12, 2026 06:49	Haha Expert	CPPg++14.2.0	Success	52,771
Sep 12, 2026 06:46	Haha Expert	CPPg++14.2.0	Success	42,782
Sep 12, 2026 06:44	Haha Expert	CPPg++14.2.0	Success	42,178+7.86 RP
Sep 12, 2026 06:37	Haha Expert	CPPg++14.2.0	Success	43,624+29.81 RP
Sep 12, 2026 06:28	Haha Expert	CPPg++14.2.0	Success	220,879
Sep 12, 2026 05:58	Haha Expert	CPPg++14.2.0	Success	50,646
Sep 12, 2026 05:54	Haha Expert	CPPg++14.2.0	Success	50,144+42.04 RP
Sep 12, 2026 05:52	Haha Expert	CPPg++14.2.0	Success	92,799
Sep 12, 2026 05:49	Haha Expert	CPPg++14.2.0	Success	181,642
Sep 12, 2026 05:45	Haha Expert	CPPg++14.2.0	Success	63,538+1.10 RP
Sep 12, 2026 05:42	Haha Expert	CPPg++14.2.0	Success	63,987+48.92 RP
Sep 12, 2026 05:30	Haha Expert	CPPg++14.2.0	Success	101,266
Sep 12, 2026 05:23	Haha Expert	CPPg++14.2.0	Success	93,139+65.17 RP
Sep 12, 2026 05:21	Haha Expert	CPPg++14.2.0	Error
Sep 9, 2026 03:48	Andrew Epstein	CPPg++14.2.0	Success	7,445+45.83 RP
Sep 9, 2026 02:54	Andrew Epstein	CPPg++14.2.0	Success	179,131
Sep 9, 2026 02:24	Andrew Epstein	CPPg++14.2.0	Success	125,552
Sep 9, 2026 01:35	Andrew Epstein	CPPg++14.2.0	Success	24,411
Sep 9, 2026 00:53	Andrew Epstein	CPPg++14.2.0	Success	7,708+469.06 RP
Sep 8, 2026 16:42	Haha Expert	CPPclang++20.1.2	Success	536,712+5.00 RP
Sep 8, 2026 16:36	Haha Expert	CPPclang++20.1.2	Error
Sep 8, 2026 16:33	Haha Expert	CPPclang++20.1.2	Error
Sep 5, 2026 00:38	Victor Mercklé	CPPg++14.2.0	Success	1,737
Sep 5, 2026 00:10	Victor Mercklé	CPPg++14.2.0	Success	1,734
Sep 4, 2026 23:18	Victor Mercklé	CPPg++14.2.0	Success	1,726
Sep 4, 2026 23:10	Victor Mercklé	CPPg++14.2.0	Error
Sep 4, 2026 15:42	Victor Mercklé	CPPg++14.2.0	Success	1,730
Sep 4, 2026 10:02	Victor Mercklé	CPPg++14.2.0	Success	1,692
Sep 4, 2026 08:53	Victor Mercklé	ZIG0.16.0	Error
Sep 4, 2026 07:59	Victor Mercklé	ZIG0.16.0	Success	1,960
Sep 4, 2026 07:43	Victor Mercklé	ZIG0.16.0	Error	+14.50 RP
Sep 4, 2026 07:07	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 13:55	Victor Mercklé	RUSTrust-1.95.0	Success	1,679+31.76 RP
Sep 1, 2026 13:54	Victor Mercklé	RUSTrust-1.95.0	Error
Sep 1, 2026 13:52	Victor Mercklé	ZIG0.16.0	Error
Sep 1, 2026 11:41	Victor Mercklé	CPPg++14.2.0	Success	1,795
Sep 1, 2026 11:39	Victor Mercklé	CPPg++14.2.0	Success	1,766
Sep 1, 2026 11:32	Victor Mercklé	CPPg++14.2.0	Success	1,913
Sep 1, 2026 11:14	Victor Mercklé	CPPg++14.2.0	Success	1,848
Sep 1, 2026 11:12	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 11:07	Victor Mercklé	CPPg++14.2.0	Success	1,779
Sep 1, 2026 11:02	Victor Mercklé	CPPg++14.2.0	Success	3,641
Sep 1, 2026 10:58	Victor Mercklé	CPPg++14.2.0	Success	4,021
Sep 1, 2026 10:57	Victor Mercklé	CPPg++14.2.0	Success	4,492
Sep 1, 2026 10:53	Victor Mercklé	CPPg++14.2.0	Success	8,802
Sep 1, 2026 10:50	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 10:47	Victor Mercklé	CPPg++14.2.0	Success	7,207
Sep 1, 2026 10:37	Victor Mercklé	CPPg++14.2.0	Success	1,740
Sep 1, 2026 09:59	Victor Mercklé	CPPg++14.2.0	Success	1,778
Sep 1, 2026 09:25	Victor Mercklé	CPPg++14.2.0	Success	1,757
Sep 1, 2026 08:12	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 08:07	Victor Mercklé	CPPg++14.2.0	Success	4,606
Sep 1, 2026 08:01	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 07:59	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 07:56	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 07:45	Victor Mercklé	CPPg++14.2.0	Success	1,993
Sep 1, 2026 07:42	Victor Mercklé	CPPg++14.2.0	Success	12,328
Sep 1, 2026 07:41	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 07:35	Victor Mercklé	CPPg++14.2.0	Success	2,039
Sep 1, 2026 07:32	Victor Mercklé	CPPg++14.2.0	Success	4,587
Sep 1, 2026 07:30	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 07:27	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 07:26	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 06:45	Victor Mercklé	CPPg++14.2.0	Success	1,722
Sep 1, 2026 06:43	Victor Mercklé	CPPg++14.2.0	Success	1,757
Sep 1, 2026 06:41	Victor Mercklé	CPPg++14.2.0	Success	1,765
Sep 1, 2026 06:38	Victor Mercklé	CPPg++14.2.0	Success	1,941
Sep 1, 2026 06:23	Victor Mercklé	CPPg++14.2.0	Success	1,829
Sep 1, 2026 05:51	Victor Mercklé	CPPg++14.2.0	Success	1,716
Sep 1, 2026 05:41	Victor Mercklé	CPPg++14.2.0	Success	1,775
Sep 1, 2026 05:36	Victor Mercklé	CPPg++14.2.0	Success	2,082
Sep 1, 2026 05:25	Victor Mercklé	CPPg++14.2.0	Error
Sep 1, 2026 04:44	Victor Mercklé	ZIG0.16.0	Success	4,289
Sep 1, 2026 04:40	Victor Mercklé	CSHARP10.0.7	Success	4,328
Sep 1, 2026 04:39	Victor Mercklé	RUSTrust-1.95.0	Success	4,329
Sep 1, 2026 04:36	Victor Mercklé	GOgo1.26.2	Success	4,364
Sep 1, 2026 04:09	Victor Mercklé	CPPg++14.2.0	Success	1,942
Aug 31, 2026 15:26	Victor Mercklé	ZIG0.16.0	Success	1,699
Aug 31, 2026 15:10	Victor Mercklé	CPPg++14.2.0	Success	119,884
Aug 31, 2026 15:01	Victor Mercklé	CPPg++14.2.0	Error
Aug 31, 2026 14:43	Victor Mercklé	CPPg++14.2.0	Success	1,733
Aug 31, 2026 14:42	Victor Mercklé	CPPg++14.2.0	Success	98,026
Aug 31, 2026 14:37	Victor Mercklé	CPPg++14.2.0	Success	1,713
Aug 31, 2026 14:34	Victor Mercklé	CPPg++14.2.0	Success	103,819
Aug 31, 2026 14:23	Victor Mercklé	CPPg++14.2.0	Error
Aug 31, 2026 14:12	Victor Mercklé	CPPg++14.2.0	Success	5,005
Aug 31, 2026 13:57	Victor Mercklé	CPPg++14.2.0	Success	5,011

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