Unique strings

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 1 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
May 11, 2024 23:53	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 23:52	Joad Nacer	CPPclang++10.0.0	Success	12,502
May 11, 2024 23:51	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 23:49	Joad Nacer	CPPclang++10.0.0	Success	14,590
May 11, 2024 23:48	Joad Nacer	CPPclang++10.0.0	Success	13,271
May 11, 2024 23:41	Joad Nacer	CPPclang++10.0.0	Success	11,982
May 11, 2024 23:11	Joad Nacer	CPPclang++10.0.0	Success	12,041
May 11, 2024 23:04	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 22:55	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 22:52	Joad Nacer	CPPclang++10.0.0	Success	11,974+68.86 RP
May 11, 2024 22:52	Joad Nacer	CPPclang++10.0.0	Success	13,191
May 11, 2024 22:29	Joad Nacer	CPPclang++10.0.0	Success	13,050+174.46 RP
May 11, 2024 22:23	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 22:21	Joad Nacer	CPPclang++10.0.0	Success	16,897+7.54 RP
May 11, 2024 22:18	Joad Nacer	CPPclang++10.0.0	Success	17,482
May 11, 2024 22:15	Joad Nacer	CPPclang++10.0.0	Success	17,459
May 11, 2024 22:14	Joad Nacer	CPPg++9.4.0	Success	18,983
May 11, 2024 22:13	Joad Nacer	CPPclang++10.0.0	Success	17,115+23.24 RP
May 11, 2024 17:32	Joad Nacer	CPPclang++10.0.0	Success	20,925
May 11, 2024 17:26	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 17:24	Joad Nacer	CPPclang++10.0.0	Success	18,826
May 11, 2024 16:50	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 16:49	Joad Nacer	CPPclang++10.0.0	Success	31,115
May 11, 2024 16:46	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 16:23	Joad Nacer	CPPclang++10.0.0	Success	19,023
May 11, 2024 16:22	Joad Nacer	CPPclang++10.0.0	Success	18,186
May 11, 2024 16:20	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 16:16	Joad Nacer	CPPclang++10.0.0	Success	17,824+1.29 RP
May 11, 2024 16:16	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 16:15	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 16:12	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 13:38	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 13:33	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 13:30	Joad Nacer	CPPclang++10.0.0	Success	18,670
May 11, 2024 13:25	Joad Nacer	CPPclang++10.0.0	Success	18,739
May 11, 2024 13:24	Joad Nacer	CPPclang++10.0.0	Error
May 11, 2024 13:19	Joad Nacer	CPPclang++10.0.0	Error
May 9, 2024 22:46	Joad Nacer	CPPclang++10.0.0	Success	17,969
May 9, 2024 22:45	Joad Nacer	CPPclang++10.0.0	Success	17,865+12.56 RP
May 9, 2024 22:43	Joad Nacer	CPPclang++10.0.0	Success	18,710
May 9, 2024 22:42	Joad Nacer	CPPclang++10.0.0	Success	19,926
May 9, 2024 13:27	Emmadi Prashanth	CPPg++9.4.0	Success	329,360
May 8, 2024 17:28	Emmadi Prashanth	CPPg++9.4.0	Success	569,967
May 8, 2024 17:22	Emmadi Prashanth	CPPg++9.4.0	Success	329,029+9.72 RP
May 8, 2024 17:19	Emmadi Prashanth	CPPg++9.4.0	Success	483,638+20.68 RP
May 7, 2024 22:16	Aleksey Zhakov	CPPg++9.4.0	Success	481,141+20.78 RP
May 7, 2024 19:56	m-0451	CPPg++9.4.0	Error
May 7, 2024 19:53	m-0451	CPPg++9.4.0	Error
May 7, 2024 19:50	m-0451	CPPg++9.4.0	Error
May 7, 2024 19:46	m-0451	CPPg++9.4.0	Error
May 6, 2024 23:17	m-0451	CPPg++9.4.0	Success	50,408
May 6, 2024 23:17	m-0451	CPPg++9.4.0	Success	49,426
May 6, 2024 23:16	m-0451	CPPg++9.4.0	Success	49,268
May 6, 2024 23:15	m-0451	CPPg++9.4.0	Success	53,636
May 6, 2024 23:14	m-0451	CPPg++9.4.0	Success	191,094
May 6, 2024 23:13	m-0451	CPPg++9.4.0	Success	48,798+33.22 RP
May 6, 2024 23:11	m-0451	CPPg++9.4.0	Success	58,240+26.55 RP
May 6, 2024 23:08	m-0451	CPPg++9.4.0	Success	68,895+7.25 RP
May 6, 2024 23:07	m-0451	CPPg++9.4.0	Success	72,519+0.79 RP
May 6, 2024 23:04	m-0451	CPPg++9.4.0	Error
May 6, 2024 23:03	m-0451	CPPg++9.4.0	Error
May 6, 2024 23:00	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:56	m-0451	CPPg++9.4.0	Success	72,972
May 6, 2024 22:55	m-0451	CPPg++9.4.0	Success	73,129
May 6, 2024 22:54	m-0451	CPPg++9.4.0	Success	72,939+0.24 RP
May 6, 2024 22:53	m-0451	CPPg++9.4.0	Success	73,069+10.24 RP
May 6, 2024 22:51	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:41	m-0451	CPPg++9.4.0	Success	78,979+7.16 RP
May 6, 2024 22:37	m-0451	CPPg++9.4.0	Success	83,713+0.07 RP
May 6, 2024 22:30	m-0451	CPPg++9.4.0	Success	83,762+2.10 RP
May 6, 2024 22:24	m-0451	CPPg++9.4.0	Success	153,073
May 6, 2024 22:21	m-0451	CPPg++9.4.0	Success	85,260+51.09 RP
May 6, 2024 22:18	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:16	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:16	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:15	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:12	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:07	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:06	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:05	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:02	m-0451	CPPg++9.4.0	Error
May 6, 2024 22:01	m-0451	CPPg++9.4.0	Error
May 6, 2024 21:58	m-0451	CPPg++9.4.0	Error
May 6, 2024 21:46	m-0451	CPPg++9.4.0	Error
May 6, 2024 21:45	m-0451	CPPg++9.4.0	Error
May 6, 2024 21:43	m-0451	CPPg++9.4.0	Success	151,065+5.94 RP
May 6, 2024 21:40	m-0451	CPPg++9.4.0	Success	165,944+0.70 RP
May 6, 2024 21:39	m-0451	CPPg++9.4.0	Success	167,882+38.91 RP
May 6, 2024 21:35	m-0451	CPPg++9.4.0	Error
May 6, 2024 21:34	m-0451	CPPg++9.4.0	Error
May 6, 2024 21:26	m-0451	CPPg++9.4.0	Error
May 6, 2024 19:01	m-0451	CPPg++9.4.0	Success	484,101+20.66 RP
May 6, 2024 14:55	Ivan Miasnikov	CPPg++9.4.0	Success	101,390+3.46 RP
May 5, 2024 13:45	Joad Nacer	CPPclang++10.0.0	Error
May 5, 2024 13:44	Joad Nacer	CPPclang++10.0.0	Error
May 5, 2024 13:41	Joad Nacer	CPPclang++10.0.0	Success	18,275+15.17 RP
May 5, 2024 13:39	Joad Nacer	CPPclang++10.0.0	Success	18,796+41.09 RP
May 5, 2024 13:36	Joad Nacer	CPPclang++10.0.0	Error
May 5, 2024 13:30	Joad Nacer	CPPclang++10.0.0	Error
May 5, 2024 10:50	Joad Nacer	CPPclang++10.0.0	Error

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	1