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
Jun 9, 2026 23:16	Victor Mercklé	CPPg++14.2.0	Error
Jun 9, 2026 23:10	Victor Mercklé	CPPg++14.2.0	Success	3,272
Jun 9, 2026 23:05	Victor Mercklé	CPPg++14.2.0	Success	4,009
Jun 9, 2026 23:00	Victor Mercklé	CPPg++14.2.0	Success	3,741
Jun 9, 2026 22:50	Victor Mercklé	CPPg++14.2.0	Success	3,199
Jun 9, 2026 22:43	Victor Mercklé	ZIG0.16.0	Success	3,233
Jun 9, 2026 22:26	Victor Mercklé	ZIG0.16.0	Error
Jun 9, 2026 22:01	Victor Mercklé	ZIG0.16.0	Success	3,202
Jun 9, 2026 21:37	Victor Mercklé	ZIG0.16.0	Success	3,220
Jun 9, 2026 21:28	Victor Mercklé	ZIG0.16.0	Success	3,197+59.51 RP
Jun 9, 2026 21:20	Victor Mercklé	ZIG0.16.0	Success	3,259+5.64 RP
Jun 9, 2026 21:10	Victor Mercklé	ZIG0.16.0	Success	3,265+889.82 RP
Jun 8, 2026 03:32	Victor Mercklé	CPPg++14.2.0	Success	4,268
Jun 8, 2026 03:13	Victor Mercklé	CPPg++14.2.0	Success	3,201
Jun 8, 2026 02:54	Victor Mercklé	CPPg++14.2.0	Error
Jun 8, 2026 02:48	Victor Mercklé	CPPg++14.2.0	Success	10,746
Jun 8, 2026 02:43	Victor Mercklé	CPPg++14.2.0	Error
Jun 7, 2026 04:37	Victor Mercklé	CPPg++14.2.0	Error
Jun 7, 2026 04:32	Victor Mercklé	CPPg++14.2.0	Success	3,235
Jun 7, 2026 04:27	Victor Mercklé	CPPg++14.2.0	Success	3,284
Jun 7, 2026 04:22	Victor Mercklé	CPPg++14.2.0	Success	3,158+46.44 RP
Jun 7, 2026 04:17	Victor Mercklé	CPPg++14.2.0	Success	3,280
Jun 7, 2026 04:10	Victor Mercklé	CPPg++14.2.0	Success	3,593
Jun 7, 2026 04:05	Victor Mercklé	CPPg++14.2.0	Success	3,205+220.73 RP
Jun 7, 2026 04:00	Victor Mercklé	CPPg++14.2.0	Success	3,960
Jun 7, 2026 03:55	Victor Mercklé	CPPg++14.2.0	Success	3,449+14.22 RP
Jun 7, 2026 03:50	Victor Mercklé	CPPg++14.2.0	Success	6,699
Jun 7, 2026 03:45	Victor Mercklé	CPPg++14.2.0	Error
Jun 6, 2026 14:53	Victor Mercklé	CPPg++14.2.0	Success	3,554
Jun 6, 2026 14:48	Victor Mercklé	CPPg++14.2.0	Success	3,466+36.98 RP
Jun 6, 2026 14:43	Victor Mercklé	CPPg++14.2.0	Success	3,908
Jun 6, 2026 14:38	Victor Mercklé	CPPg++14.2.0	Success	3,511+113.71 RP
Jun 6, 2026 14:33	Victor Mercklé	CPPg++14.2.0	Success	3,657+492.83 RP
Jun 6, 2026 14:28	Victor Mercklé	CPPg++14.2.0	Success	4,472
Jun 6, 2026 14:23	Victor Mercklé	CPPg++14.2.0	Success	4,461+16.96 RP
Jun 6, 2026 14:18	Victor Mercklé	CPPg++14.2.0	Success	6,544
Jun 6, 2026 14:13	Victor Mercklé	CPPg++14.2.0	Success	4,505
Jun 6, 2026 14:07	Victor Mercklé	CPPg++14.2.0	Success	4,503
Jun 6, 2026 14:02	Victor Mercklé	CPPg++14.2.0	Success	4,495+21.57 RP
Jun 6, 2026 13:57	Victor Mercklé	CPPg++14.2.0	Success	4,539+14.47 RP
Jun 6, 2026 13:52	Victor Mercklé	CPPg++14.2.0	Success	4,569+15.69 RP
Jun 6, 2026 13:36	Victor Mercklé	ZIG0.16.0	Success	4,602+222.22 RP
Jun 6, 2026 13:24	Victor Mercklé	ZIG0.16.0	Success	4,850+289.36 RP
Jun 6, 2026 12:53	Victor Mercklé	ZIG0.16.0	Success	5,321
Jun 6, 2026 12:38	Victor Mercklé	ZIG0.16.0	Success	5,323
Jun 5, 2026 15:51	Victor Mercklé	ZIG0.16.0	Success	5,250
Jun 5, 2026 15:44	Victor Mercklé	ZIG0.16.0	Success	5,216+18.30 RP
Jun 5, 2026 15:35	Victor Mercklé	ZIG0.16.0	Success	7,167
Jun 5, 2026 15:27	Victor Mercklé	ZIG0.16.0	Success	6,445
Jun 5, 2026 15:10	Victor Mercklé	ZIG0.16.0	Success	8,791
Jun 5, 2026 15:04	Victor Mercklé	ZIG0.16.0	Success	5,297
Jun 5, 2026 14:54	Victor Mercklé	ZIG0.16.0	Success	5,728
Jun 5, 2026 14:47	Victor Mercklé	ZIG0.16.0	Success	5,966
Jun 5, 2026 14:36	Victor Mercklé	ZIG0.16.0	Success	6,078
May 22, 2026 19:44	M-Rochat	CPPg++14.2.0	Success	20,337
May 22, 2026 19:42	M-Rochat	CPPclang++17.0.6	Success	20,562
May 22, 2026 19:40	M-Rochat	CPPclang++17.0.6	Success	19,958+0.50 RP
May 22, 2026 19:37	M-Rochat	CPPclang++17.0.6	Success	20,126
May 22, 2026 19:34	M-Rochat	CPPclang++17.0.6	Success	21,655
May 22, 2026 19:30	M-Rochat	CPPclang++17.0.6	Success	25,552
May 22, 2026 19:28	M-Rochat	CPPclang++17.0.6	Success	47,564
May 22, 2026 19:25	M-Rochat	CPPclang++17.0.6	Success	20,309
May 22, 2026 19:22	M-Rochat	CPPclang++17.0.6	Success	28,601
May 22, 2026 19:17	M-Rochat	CPPclang++17.0.6	Success	28,066
May 22, 2026 19:12	M-Rochat	CPPclang++17.0.6	Success	31,859
May 22, 2026 18:25	M-Rochat	CPPclang++17.0.6	Success	32,036
May 22, 2026 18:21	M-Rochat	CPPclang++17.0.6	Success	20,273
May 22, 2026 18:17	M-Rochat	CPPclang++18.1.3	Success	20,343
May 22, 2026 18:14	M-Rochat	CPPg++14.2.0	Success	20,340
May 22, 2026 18:12	M-Rochat	CPPclang++17.0.6	Success	24,005
May 22, 2026 18:11	M-Rochat	CPPclang++17.0.6	Success	20,821
May 22, 2026 18:07	M-Rochat	CPPclang++17.0.6	Success	20,138
May 22, 2026 18:04	M-Rochat	CPPclang++17.0.6	Success	20,063
May 22, 2026 11:43	M-Rochat	CPPclang++17.0.6	Success	19,978+4.17 RP
May 22, 2026 11:39	M-Rochat	CPPclang++17.0.6	Success	20,868
May 22, 2026 11:33	M-Rochat	CPPclang++17.0.6	Success	23,206
May 22, 2026 11:30	M-Rochat	CPPclang++19.1.1	Success	20,437
May 22, 2026 11:28	M-Rochat	CPPg++13.3.0	Success	20,552
May 22, 2026 11:24	M-Rochat	CPPclang++17.0.6	Success	20,146+2.26 RP
May 22, 2026 11:22	M-Rochat	CPPclang++17.0.6	Success	20,378
May 22, 2026 11:19	M-Rochat	CPPclang++17.0.6	Success	20,238+4.52 RP
May 22, 2026 11:16	M-Rochat	CPPclang++17.0.6	Success	20,952
May 22, 2026 11:12	M-Rochat	CPPclang++17.0.6	Success	20,607
May 21, 2026 17:46	M-Rochat	CPPclang++17.0.6	Success	21,364
May 21, 2026 17:44	M-Rochat	CPPclang++17.0.6	Success	21,057
May 21, 2026 17:42	M-Rochat	CPPclang++18.1.3	Success	21,866
May 21, 2026 17:40	M-Rochat	CPPclang++20.1.2	Success	21,390
May 21, 2026 17:37	M-Rochat	CPPclang++19.1.1	Success	23,120
May 21, 2026 17:31	M-Rochat	CPPclang++19.1.1	Success	21,089
May 21, 2026 17:29	M-Rochat	CPPclang++19.1.1	Success	21,732
May 21, 2026 17:26	M-Rochat	CPPclang++19.1.1	Success	22,606
May 21, 2026 17:24	M-Rochat	CPPclang++19.1.1	Success	21,872
May 21, 2026 17:21	M-Rochat	CPPclang++19.1.1	Success	25,870
May 21, 2026 17:18	M-Rochat	CPPclang++19.1.1	Success	21,812
May 21, 2026 17:15	M-Rochat	CPPclang++19.1.1	Success	21,856
May 21, 2026 10:04	M-Rochat	CPPclang++19.1.1	Success	22,058+5.00 RP
May 18, 2026 16:25	M-Rochat	CPPclang++19.1.1	Success	20,858
May 18, 2026 16:25	M-Rochat	CPPclang++19.1.1	Success	22,328
May 18, 2026 08:46	M-Rochat	CPPclang++19.1.1	Success	63,562
May 18, 2026 08:46	M-Rochat	CPPclang++19.1.1	Success	21,348

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