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	1:20.1.2-0ubuntu1~24.04.2	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.
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	3.0.13-0ubuntu3.9	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
Jan 27, 2024 08:53	AnSa	CPPg++9.4.0	Error
Jan 27, 2024 08:34	AnSa	CPPg++9.4.0	Error
Jan 27, 2024 07:21	AnSa	CPPg++9.4.0	Error
Jan 26, 2024 20:15	AnSa	CPPg++9.4.0	Success	294,286
Jan 26, 2024 20:05	AnSa	CPPg++9.4.0	Success	293,878
Jan 26, 2024 19:14	AnSa	CPPg++9.4.0	Success	266,517
Jan 26, 2024 19:13	AnSa	CPPg++9.4.0	Error
Jan 26, 2024 19:09	AnSa	CPPg++9.4.0	Success	263,056+0.43 RP
Jan 26, 2024 19:02	AnSa	CPPg++9.4.0	Success	270,893
Jan 26, 2024 18:58	AnSa	CPPg++9.4.0	Success	271,695
Jan 26, 2024 18:48	AnSa	CPPg++9.4.0	Success	479,898
Jan 26, 2024 18:47	AnSa	CPPg++9.4.0	Error
Jan 26, 2024 15:49	AnSa	CPPg++9.4.0	Error
Jan 26, 2024 15:49	AnSa	CPPg++9.4.0	Error
Jan 26, 2024 15:46	AnSa	CPPg++9.4.0	Error
Jan 26, 2024 15:43	AnSa	CPPg++9.4.0	Error
Jan 26, 2024 15:33	AnSa	CPPg++9.4.0	Error
Jan 17, 2024 17:53	AnSa	CPPg++9.4.0	Success	266,047+0.25 RP
Jan 17, 2024 17:46	AnSa	CPPg++9.4.0	Success	300,820
Jan 17, 2024 17:44	AnSa	CPPclang++10.0.0	Success	352,158
Jan 17, 2024 17:34	AnSa	CPPclang++10.0.0	Success	295,100
Jan 17, 2024 17:31	AnSa	CPPclang++10.0.0	Success	281,931
Jan 17, 2024 17:28	AnSa	CPPg++9.4.0	Success	267,850+16.60 RP
Jan 17, 2024 16:42	AnSa	CPPg++9.4.0	Success	482,374+20.73 RP
Jan 12, 2024 20:54	cashkaru	CPPg++9.4.0	Success	481,896+20.75 RP
Jan 12, 2024 04:25	hype.eth	GOgo1.21.6	Success	235,718+42.42 RP
Jan 11, 2024 01:56	Vishrut Dixit	CPPg++9.4.0	Success	483,087+20.70 RP
Jan 3, 2024 20:08	Yurkov Aleksey	CPPg++9.4.0	Success	59,436
Jan 3, 2024 20:07	Yurkov Aleksey	CPPg++9.4.0	Success	66,015
Jan 3, 2024 09:39	Yurkov Aleksey	CPPg++9.4.0	Success	111,117
Jan 3, 2024 08:08	Yurkov Aleksey	CPPg++9.4.0	Success	37,262
Jan 2, 2024 18:33	Yurkov Aleksey	CPPg++9.4.0	Success	36,823+0.01 RP
Jan 2, 2024 18:32	Yurkov Aleksey	CPPg++9.4.0	Success	36,825+1.78 RP
Dec 28, 2023 07:49	Harsh Sinha	CPPg++9.3.0	Success	463,252+21.59 RP
Dec 27, 2023 10:30	Oleg Kovalov	CPPclang++10.0.0	Success	470,740
Dec 22, 2023 06:48	Sergey Stremin	RUSTrust-1.74.1	Error
Dec 22, 2023 06:47	Sergey Stremin	RUSTrust-1.74.1	Error
Dec 22, 2023 06:46	Sergey Stremin	RUSTrust-1.74.1	Success	16,777
Dec 22, 2023 06:42	Sergey Stremin	RUSTrust-1.74.1	Error
Dec 22, 2023 06:41	Sergey Stremin	RUSTrust-1.74.1	Success	16,731
Dec 22, 2023 06:38	Sergey Stremin	RUSTrust-1.74.1	Success	16,595+108.88 RP
Dec 22, 2023 06:22	Sergey Stremin	RUSTrust-1.74.1	Success	18,690
Dec 22, 2023 06:20	Sergey Stremin	RUSTrust-1.74.1	Success	18,243+3.84 RP
Dec 22, 2023 06:20	Sergey Stremin	RUSTrust-1.74.1	Success	18,307+3.46 RP
Dec 19, 2023 06:27	Kenneth Maples	CPPclang++10.0.0	Error
Dec 19, 2023 06:19	Kenneth Maples	CPPclang++10.0.0	Success	17,084+10.93 RP
Dec 19, 2023 06:19	Kenneth Maples	CPPclang++10.0.0	Success	18,508
Dec 19, 2023 06:17	Kenneth Maples	CPPclang++10.0.0	Success	19,439
Dec 19, 2023 06:06	Kenneth Maples	CPPclang++10.0.0	Success	17,409+27.07 RP
Dec 19, 2023 05:57	Kenneth Maples	CPPclang++10.0.0	Success	18,507
Dec 19, 2023 05:08	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:39	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:34	matsuoka-601	CPPclang++10.0.0	Error
Dec 18, 2023 16:18	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:16	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:15	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:15	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:12	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:11	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:11	matsuoka-601	CPPg++9.3.0	Error
Dec 18, 2023 16:11	matsuoka-601	CPPclang++10.0.0	Error
Dec 18, 2023 16:10	matsuoka-601	CPPclang++10.0.0	Error
Dec 18, 2023 12:59	matsuoka-601	CPPclang++10.0.0	Error
Dec 17, 2023 23:18	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:17	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:14	Michael Moon	CPPclang++10.0.0	Success	280,849+0.21 RP
Dec 17, 2023 23:13	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:10	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:09	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:06	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:05	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:04	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:03	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 23:01	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 22:52	Michael Moon	CPPclang++10.0.0	Success	283,973
Dec 17, 2023 22:29	Michael Moon	CPPclang++10.0.0	Success	282,521+1.15 RP
Dec 17, 2023 22:26	Michael Moon	CPPclang++10.0.0	Success	297,478
Dec 17, 2023 22:25	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 22:23	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 22:20	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 22:18	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 22:16	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 22:12	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 22:10	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 20:39	Michael Moon	CPPclang++10.0.0	Success	291,981+12.86 RP
Dec 17, 2023 20:37	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 20:36	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 20:34	Michael Moon	CPPclang++10.0.0	Error
Dec 17, 2023 20:28	Michael Moon	CPPclang++10.0.0	Success	467,631+21.38 RP
Dec 17, 2023 08:27	Kenneth Maples	CPPclang++10.0.0	Success	19,349
Dec 17, 2023 08:17	Kenneth Maples	CPPclang++10.0.0	Success	56,302
Dec 17, 2023 08:12	Kenneth Maples	CPPclang++10.0.0	Success	18,270+57.94 RP
Dec 15, 2023 22:07	t	GOgo1.21.5	Success	251,460+39.77 RP
Dec 15, 2023 22:05	t	GOgo1.20.12	Error
Dec 15, 2023 15:29	Oleg Kovalov	GOgo1.21.5	Error
Dec 15, 2023 15:26	Oleg Kovalov	GOgo1.21.5	Success	99,205
Dec 15, 2023 15:25	Oleg Kovalov	GOgo1.21.5	Success	109,311
Dec 15, 2023 15:24	Oleg Kovalov	GOgo1.21.5	Success	108,926
Dec 15, 2023 15:19	Oleg Kovalov	GOgo1.21.5	Success	109,557
Dec 15, 2023 12:49	Dmitrii Vasilev	CPPg++9.3.0	Error

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