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 26, 2026 15:21	Shikhar Soni	CPPclang++20.1.2	Success	48,045
Jun 26, 2026 15:18	Shikhar Soni	CPPg++14.2.0	Success	44,428+230.08 RP
Jun 26, 2026 04:20	Victor Mercklé	CPPg++14.2.0	Success	2,973
Jun 26, 2026 04:15	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 04:10	Victor Mercklé	CPPg++14.2.0	Success	3,033
Jun 26, 2026 04:05	Victor Mercklé	CPPg++14.2.0	Success	2,903
Jun 26, 2026 03:58	Victor Mercklé	CPPg++14.2.0	Success	2,870
Jun 26, 2026 03:53	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 03:44	Victor Mercklé	CPPg++14.2.0	Success	2,860+4.88 RP
Jun 26, 2026 03:39	Victor Mercklé	CPPg++14.2.0	Success	3,537
Jun 26, 2026 03:28	Victor Mercklé	CPPg++14.2.0	Success	2,915
Jun 26, 2026 03:21	Victor Mercklé	CPPg++14.2.0	Success	2,969
Jun 26, 2026 03:11	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 03:06	Victor Mercklé	CPPg++14.2.0	Success	2,872
Jun 26, 2026 03:00	Victor Mercklé	CPPg++14.2.0	Success	3,131
Jun 26, 2026 02:54	Victor Mercklé	CPPg++14.2.0	Success	2,869
Jun 26, 2026 02:49	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 02:44	Victor Mercklé	CPPg++14.2.0	Success	2,903
Jun 26, 2026 02:39	Victor Mercklé	CPPg++14.2.0	Success	2,920
Jun 26, 2026 02:34	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 02:27	Victor Mercklé	CPPg++14.2.0	Success	2,863+12.16 RP
Jun 26, 2026 02:18	Victor Mercklé	CPPg++14.2.0	Success	2,873+18.08 RP
Jun 26, 2026 02:12	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 02:07	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 02:02	Victor Mercklé	CPPg++14.2.0	Success	2,919
Jun 26, 2026 01:57	Victor Mercklé	CPPg++14.2.0	Success	2,888+37.95 RP
Jun 26, 2026 01:47	Victor Mercklé	CPPg++14.2.0	Success	2,942
Jun 26, 2026 01:41	Victor Mercklé	CPPg++14.2.0	Success	94,743
Jun 26, 2026 01:31	Victor Mercklé	CPPg++14.2.0	Success	4,706
Jun 26, 2026 01:26	Victor Mercklé	CPPg++14.2.0	Success	5,172
Jun 26, 2026 01:21	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 01:07	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 00:55	Victor Mercklé	CPPg++14.2.0	Success	3,560
Jun 26, 2026 00:36	Victor Mercklé	CPPg++14.2.0	Success	2,950
Jun 26, 2026 00:30	Victor Mercklé	CPPg++14.2.0	Success	4,030
Jun 26, 2026 00:23	Victor Mercklé	CPPg++14.2.0	Success	2,921
Jun 26, 2026 00:16	Victor Mercklé	CPPg++14.2.0	Error
Jun 26, 2026 00:11	Victor Mercklé	CPPg++14.2.0	Success	2,944
Jun 26, 2026 00:06	Victor Mercklé	CPPg++14.2.0	Success	3,162
Jun 26, 2026 00:00	Victor Mercklé	CPPg++14.2.0	Success	3,017+5.00 RP
Jun 25, 2026 23:53	Victor Mercklé	CPPg++14.2.0	Success	2,920+14.02 RP
Jun 25, 2026 23:48	Victor Mercklé	CPPg++14.2.0	Error
Jun 25, 2026 23:43	Victor Mercklé	CPPg++14.2.0	Error	+167.05 RP
Jun 25, 2026 23:38	Victor Mercklé	CPPg++14.2.0	Success	3,434
Jun 24, 2026 04:52	Victor Mercklé	CPPg++14.2.0	Error
Jun 24, 2026 04:46	Victor Mercklé	CPPg++14.2.0	Success	3,339
Jun 24, 2026 04:39	Victor Mercklé	CPPg++14.2.0	Success	3,126
Jun 24, 2026 04:34	Victor Mercklé	CPPg++14.2.0	Success	3,311
Jun 24, 2026 04:28	Victor Mercklé	CPPg++14.2.0	Success	3,322
Jun 24, 2026 04:23	Victor Mercklé	CPPg++14.2.0	Success	3,322
Jun 24, 2026 04:18	Victor Mercklé	CPPg++14.2.0	Success	3,243
Jun 24, 2026 04:04	Victor Mercklé	CPPg++14.2.0	Success	3,328
Jun 24, 2026 03:59	Victor Mercklé	CPPg++14.2.0	Success	3,435
Jun 24, 2026 03:49	Victor Mercklé	CPPg++14.2.0	Success	28,836
Jun 24, 2026 03:41	Victor Mercklé	CPPg++14.2.0	Success	3,233
Jun 24, 2026 03:27	Victor Mercklé	CPPg++14.2.0	Success	3,091
Jun 24, 2026 03:18	Victor Mercklé	CPPg++14.2.0	Success	3,119
Jun 24, 2026 03:04	Victor Mercklé	CPPg++14.2.0	Success	3,083+3.15 RP
Jun 24, 2026 02:59	Victor Mercklé	CPPg++14.2.0	Success	3,139
Jun 24, 2026 02:51	Victor Mercklé	CPPg++14.2.0	Success	5,852
Jun 24, 2026 02:42	Victor Mercklé	CPPg++14.2.0	Success	3,126
Jun 24, 2026 02:37	Victor Mercklé	CPPg++14.2.0	Success	3,100
Jun 24, 2026 02:32	Victor Mercklé	CPPg++14.2.0	Success	3,449
Jun 24, 2026 02:27	Victor Mercklé	CPPg++14.2.0	Success	3,531
Jun 22, 2026 00:06	A_Shaman	CPPg++10.5.0	Success	104,201+2.19 RP
Jun 22, 2026 00:03	A_Shaman	CPPg++10.5.0	Success	106,629+4.60 RP
Jun 21, 2026 23:59	A_Shaman	CPPg++10.5.0	Success	112,134+3.05 RP
Jun 21, 2026 23:56	A_Shaman	CPPg++10.5.0	Error
Jun 21, 2026 23:52	A_Shaman	CPPg++10.5.0	Success	117,344
Jun 21, 2026 23:49	A_Shaman	CPPg++10.5.0	Success	562,932
Jun 21, 2026 23:46	A_Shaman	CPPg++10.5.0	Success	493,907
Jun 21, 2026 23:42	A_Shaman	CPPg++10.5.0	Success	564,929
Jun 21, 2026 23:39	A_Shaman	CPPg++10.5.0	Success	116,099+18.46 RP
Jun 20, 2026 20:49	A_Shaman	CPPg++10.5.0	Success	147,773+67.67 RP
Jun 20, 2026 20:46	A_Shaman	CPPg++10.5.0	Error
Jun 20, 2026 20:44	A_Shaman	CPPg++10.5.0	Error
Jun 20, 2026 20:41	A_Shaman	CPPg++10.5.0	Error
Jun 20, 2026 20:38	A_Shaman	CPPg++10.5.0	Error
Jun 20, 2026 07:53	A_Shaman	CPPg++10.5.0	Error
Jun 19, 2026 09:23	Victor Mercklé	CPPg++14.2.0	Success	3,196
Jun 19, 2026 09:18	Victor Mercklé	CPPg++14.2.0	Success	4,299
Jun 19, 2026 09:08	Victor Mercklé	CPPg++14.2.0	Success	4,453
Jun 19, 2026 09:03	Victor Mercklé	CPPg++14.2.0	Success	5,585
Jun 19, 2026 08:52	Victor Mercklé	CPPg++14.2.0	Success	3,692
Jun 19, 2026 01:05	Victor Mercklé	CPPg++14.2.0	Success	3,091
Jun 19, 2026 01:00	Victor Mercklé	CPPg++14.2.0	Success	3,177
Jun 18, 2026 17:36	Victor Mercklé	CPPg++14.2.0	Success	3,121
Jun 18, 2026 17:31	Victor Mercklé	CPPg++14.2.0	Success	3,132
Jun 18, 2026 17:25	Victor Mercklé	CPPg++14.2.0	Success	3,101
Jun 18, 2026 17:18	Victor Mercklé	CPPg++14.2.0	Success	3,100
Jun 18, 2026 17:13	Victor Mercklé	CPPg++14.2.0	Success	3,090
Jun 18, 2026 17:08	Victor Mercklé	CPPg++14.2.0	Success	3,103
Jun 18, 2026 17:03	Victor Mercklé	CPPg++14.2.0	Success	3,086+9.42 RP
Jun 18, 2026 16:58	Victor Mercklé	CPPg++14.2.0	Success	3,197
Jun 18, 2026 16:52	Victor Mercklé	CPPg++14.2.0	Success	3,102
Jun 18, 2026 05:53	Victor Mercklé	CPPg++14.2.0	Success	3,197
Jun 17, 2026 23:44	Victor Mercklé	CPPg++14.2.0	Success	3,655
Jun 17, 2026 23:39	Victor Mercklé	CPPg++14.2.0	Error
Jun 17, 2026 23:34	Victor Mercklé	CPPg++14.2.0	Success	3,505
Jun 17, 2026 23:29	Victor Mercklé	CPPg++14.2.0	Success	3,653

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