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
Apr 20, 2026 14:02	olliecrow	RUSTrust-1.94.0	Success	14,554
Apr 20, 2026 14:01	olliecrow	GOgo1.26.1	Error
Apr 20, 2026 13:55	olliecrow	CPPg++13.3.0	Success	28,237
Apr 19, 2026 07:55	olliecrow	CPPclang++18.1.3	Success	26,783
Apr 19, 2026 04:31	olliecrow	CPPclang++18.1.3	Success	28,344
Apr 18, 2026 16:31	Charles Cabergs	CPPg++13.3.0	Success	20,894+81.13 RP
Apr 18, 2026 16:06	olliecrow	ZIG0.14.0	Success	12,673+268.95 RP
Apr 18, 2026 15:50	olliecrow	RUSTrust-1.94.0	Success	27,388
Apr 18, 2026 15:48	olliecrow	RUSTrust-1.94.0	Success	27,614
Apr 18, 2026 15:47	olliecrow	RUSTrust-1.94.0	Success	25,567
Apr 18, 2026 15:32	olliecrow	GOgo1.26.1	Success	13,422
Apr 18, 2026 15:30	olliecrow	GOgo1.26.1	Success	13,873
Apr 18, 2026 15:19	olliecrow	CSHARP9.0.14	Success	16,376
Apr 18, 2026 15:16	olliecrow	CSHARP9.0.14	Success	16,232
Apr 18, 2026 15:09	olliecrow	CSHARP9.0.14	Success	13,219+120.31 RP
Apr 18, 2026 13:59	Charles Cabergs	CPPg++13.3.0	Success	25,314
Apr 18, 2026 09:40	Charles Cabergs	CPPg++13.3.0	Success	25,159+2.59 RP
Apr 18, 2026 07:45	Charles Cabergs	CPPg++13.3.0	Success	25,324+148.16 RP
Apr 18, 2026 06:43	olliecrow	ZIG0.14.0	Success	42,621
Apr 18, 2026 06:37	olliecrow	ZIG0.14.0	Success	40,508
Apr 18, 2026 06:26	olliecrow	RUSTrust-1.94.0	Success	14,646
Apr 18, 2026 06:22	olliecrow	RUSTrust-1.94.0	Success	37,495
Apr 18, 2026 06:15	olliecrow	GOgo1.26.1	Success	38,065
Apr 18, 2026 06:11	olliecrow	GOgo1.26.1	Success	58,511
Apr 18, 2026 05:57	olliecrow	CSHARP9.0.14	Success	181,661
Apr 18, 2026 05:54	olliecrow	CSHARP9.0.14	Success	122,955
Apr 18, 2026 05:49	olliecrow	CSHARP9.0.14	Success	70,105
Apr 17, 2026 20:18	Charles Cabergs	CPPg++13.3.0	Success	40,532+154.07 RP
Apr 17, 2026 17:41	Charles Cabergs	CPPg++13.3.0	Success	107,931+92.65 RP
Apr 17, 2026 03:36	olliecrow	RUSTrust-1.94.0	Success	17,576
Apr 17, 2026 03:25	olliecrow	RUSTrust-1.94.0	Success	23,674
Apr 17, 2026 03:22	olliecrow	CPPclang++18.1.3	Error
Apr 17, 2026 03:22	olliecrow	RUSTrust-1.94.0	Success	16,711
Apr 17, 2026 03:20	olliecrow	CPPclang++18.1.3	Error
Apr 17, 2026 03:17	olliecrow	CPPclang++18.1.3	Error
Apr 17, 2026 03:17	olliecrow	RUSTrust-1.94.0	Success	17,128
Apr 17, 2026 03:15	olliecrow	RUSTrust-1.94.0	Success	17,102
Apr 17, 2026 03:07	olliecrow	GOgo1.26.1	Success	13,211
Apr 17, 2026 03:04	olliecrow	GOgo1.26.1	Success	13,544
Apr 17, 2026 03:01	olliecrow	GOgo1.26.1	Success	13,495
Apr 16, 2026 20:38	olliecrow	CSHARP9.0.14	Error
Apr 16, 2026 20:08	olliecrow	GOgo1.26.1	Success	13,275
Apr 16, 2026 20:00	olliecrow	ZIG0.14.0	Success	31,438
Apr 16, 2026 18:09	olliecrow	ZIG0.14.0	Error
Apr 16, 2026 17:21	olliecrow	ZIG0.14.0	Success	33,247
Apr 16, 2026 17:05	olliecrow	ZIG0.14.0	Error
Apr 16, 2026 17:01	olliecrow	ZIG0.14.0	Error
Apr 16, 2026 16:57	olliecrow	ZIG0.14.0	Success	120,051
Apr 16, 2026 16:31	olliecrow	ZIG0.14.0	Success	31,396
Apr 16, 2026 16:18	olliecrow	ZIG0.14.0	Success	35,779
Apr 16, 2026 16:14	olliecrow	ZIG0.14.0	Success	35,539
Apr 16, 2026 08:18	olliecrow	CPPg++13.3.0	Error
Apr 9, 2026 18:44	olliecrow	CSHARP9.0.14	Success	41,193
Apr 9, 2026 17:07	olliecrow	ZIG0.14.0	Error
Apr 9, 2026 15:05	olliecrow	RUSTrust-1.94.0	Success	7,040
Apr 9, 2026 14:28	olliecrow	GOgo1.26.1	Success	22,767
Apr 9, 2026 13:47	olliecrow	ZIG0.14.0	Error
Apr 9, 2026 13:38	olliecrow	ZIG0.14.0	Error
Apr 8, 2026 03:31	olliecrow	CPPg++-14.2.0	Success	7,086
Apr 8, 2026 03:15	olliecrow	CPPg++13.3.0	Success	9,804
Apr 8, 2026 02:36	olliecrow	CPPg++13.3.0	Success	9,759
Apr 7, 2026 02:17	olliecrow	CPPg++-13.3.0	Success	7,158
Apr 7, 2026 02:15	olliecrow	CPPclang++-16	Success	7,079
Apr 7, 2026 02:14	olliecrow	CPPg++-13.3.0	Success	7,010
Apr 7, 2026 02:13	olliecrow	CPPg++-13.3.0	Success	7,082
Apr 7, 2026 02:05	olliecrow	CPPg++-13.3.0	Success	7,420
Apr 7, 2026 02:05	olliecrow	CPPg++-13.3.0	Success	7,115
Apr 7, 2026 02:04	olliecrow	CPPg++-13.3.0	Success	7,165
Apr 7, 2026 02:01	olliecrow	CPPg++-13.3.0	Success	7,363
Apr 7, 2026 01:52	olliecrow	CPPg++-13.3.0	Success	7,955
Apr 7, 2026 01:50	olliecrow	CPPg++-13.3.0	Success	7,438
Apr 7, 2026 01:32	olliecrow	CPPg++-13.3.0	Success	11,255
Apr 7, 2026 00:57	olliecrow	CPPg++13.3.0	Success	9,758
Apr 7, 2026 00:48	olliecrow	CPPg++13.3.0	Success	9,906
Apr 7, 2026 00:39	olliecrow	CPPg++13.3.0	Success	10,006
Apr 6, 2026 19:06	olliecrow	GOgo1.26.1	Success	22,677
Apr 5, 2026 04:32	AK-Khan02	CPPg++13.3.0	Error
Apr 2, 2026 05:01	olliecrow	RUSTrust-1.94.0	Error
Apr 2, 2026 04:12	olliecrow	CSHARP9.0.14	Error
Apr 2, 2026 00:33	olliecrow	ZIG0.14.0	Error
Apr 2, 2026 00:27	olliecrow	ZIG0.14.0	Error
Apr 2, 2026 00:25	olliecrow	ZIG0.14.0	Success	58,800
Mar 30, 2026 14:35	Dominique Garmier	RUSTrust-1.94.1	Success	7,971
Mar 30, 2026 01:03	Dominique Garmier	RUSTrust-1.94.1	Success	107,839
Mar 30, 2026 00:05	Dominique Garmier	RUSTrust-1.94.1	Success	32,382
Mar 29, 2026 08:48	Dominique Garmier	GOgo1.26.1	Success	37,528
Mar 29, 2026 08:45	Dominique Garmier	GOgo1.26.1	Success	47,169
Mar 29, 2026 08:32	Dominique Garmier	GOgo1.26.1	Success	16,862
Mar 27, 2026 21:48	olliecrow	RUSTrust-1.94.0	Error
Mar 26, 2026 15:42	Dominique Garmier	CPPg++13.3.0	Success	8,851
Mar 26, 2026 15:41	Dominique Garmier	CPPclang++18.1.3	Success	8,592
Mar 26, 2026 15:40	Dominique Garmier	CPPg++13.3.0	Success	7,954
Mar 26, 2026 15:40	Dominique Garmier	CPPclang++18.1.3	Success	8,089
Mar 26, 2026 15:39	Dominique Garmier	CPPclang++18.1.3	Success	21,049
Mar 26, 2026 10:57	Dominique Garmier	RUSTrust-1.94.0	Success	75,447
Mar 26, 2026 10:56	Dominique Garmier	ZIG0.13.0	Success	67,037
Mar 26, 2026 10:22	Dominique Garmier	ZIG0.13.0	Success	142,344
Mar 25, 2026 22:34	Dominique Garmier	ZIG0.13.0	Success	19,226+301.61 RP
Mar 25, 2026 22:29	Dominique Garmier	ZIG0.13.0	Success	67,172
Mar 25, 2026 22:13	Dominique Garmier	ZIG0.13.0	Success	99,747

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