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
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
Dec 15, 2023 12:48	Dmitrii Vasilev	CPPg++9.3.0	Success	464,136+21.55 RP
Dec 15, 2023 10:46	Oleg Kovalov	GOgo1.21.5	Success	99,136+16.46 RP
Dec 15, 2023 10:29	Oleg Kovalov	GOgo1.21.5	Success	118,870
Dec 15, 2023 10:27	Oleg Kovalov	GOgo1.21.5	Success	119,117
Dec 15, 2023 10:22	Oleg Kovalov	GOgo1.21.5	Success	118,485
Dec 15, 2023 10:21	Oleg Kovalov	GOgo1.21.5	Success	118,474+1.47 RP
Dec 15, 2023 10:02	Oleg Kovalov	GOgo1.21.5	Success	124,517
Dec 13, 2023 12:22	Dumpinieks	CPPg++9.3.0	Success	465,440+21.49 RP
Dec 12, 2023 08:20	Oleg Kovalov	GOgo1.21.5	Success	120,567+38.14 RP
Dec 12, 2023 08:05	Oleg Kovalov	GOgo1.21.5	Success	223,231+0.76 RP
Dec 11, 2023 23:36	Oleg Kovalov	GOgo1.21.5	Success	227,060+1.54 RP
Dec 11, 2023 15:01	Oleg Kovalov	GOgo1.21.5	Success	235,310+42.50 RP
Dec 7, 2023 12:21	matsuoka-601	CPPg++9.3.0	Error
Dec 7, 2023 12:17	matsuoka-601	CPPg++9.3.0	Error
Dec 7, 2023 12:17	matsuoka-601	CPPg++9.3.0	Error
Dec 2, 2023 12:42	Vitaliy Kamalin	CSHARP8.0.0	Success	313,866+31.86 RP
Nov 30, 2023 09:38	OwenChung03	RUSTrust-1.74.0	Error
Nov 26, 2023 22:15	mmalczak	CPPg++9.3.0	Success	464,913+21.51 RP
Nov 22, 2023 13:13	matsuoka-601	CPPg++9.3.0	Error
Nov 22, 2023 13:13	matsuoka-601	CPPclang++10.0.0	Error
Nov 22, 2023 13:12	matsuoka-601	CPPclang++10.0.0	Error
Nov 22, 2023 13:10	matsuoka-601	CPPclang++10.0.0	Error
Nov 22, 2023 13:08	matsuoka-601	CPPclang++10.0.0	Error
Nov 22, 2023 13:08	matsuoka-601	CPPclang++10.0.0	Error
Nov 22, 2023 13:08	matsuoka-601	CPPclang++10.0.0	Error
Nov 22, 2023 13:07	matsuoka-601	CPPclang++10.0.0	Error
Oct 17, 2023 04:35	matsuoka-601	CPPclang++10.0.0	Error
Oct 17, 2023 04:31	matsuoka-601	CPPclang++10.0.0	Error
Oct 17, 2023 04:31	matsuoka-601	CPPclang++10.0.0	Error
Oct 17, 2023 04:30	matsuoka-601	CPPclang++10.0.0	Error
Oct 17, 2023 04:26	matsuoka-601	CPPg++9.3.0	Error
Oct 17, 2023 04:26	matsuoka-601	CPPclang++10.0.0	Error
Oct 17, 2023 04:24	matsuoka-601	CPPclang++10.0.0	Error
Oct 17, 2023 04:24	matsuoka-601	CPPclang++10.0.0	Error
Oct 9, 2023 02:50	sliceteam	CPPg++9.3.0	Success	466,514+21.44 RP
Oct 6, 2023 14:22	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 14:19	Cadovvl	CPPg++9.3.0	Success	137,114
Oct 6, 2023 14:16	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 14:15	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 14:13	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 13:57	Cadovvl	CPPg++9.3.0	Success	127,826
Oct 6, 2023 12:22	Cadovvl	CPPg++9.3.0	Success	131,585
Oct 6, 2023 12:19	Cadovvl	CPPg++9.3.0	Success	135,727
Oct 6, 2023 12:17	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 12:16	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 12:12	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 11:25	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 11:24	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 11:07	Cadovvl	CPPg++9.3.0	Success	128,268
Oct 6, 2023 11:06	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 11:05	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 11:01	Cadovvl	CPPg++9.3.0	Success	126,964+30.38 RP
Oct 6, 2023 10:59	Cadovvl	CPPg++9.3.0	Success	206,670+20.64 RP
Oct 6, 2023 10:57	Cadovvl	CPPg++9.3.0	Success	360,421+6.22 RP
Oct 6, 2023 10:56	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:55	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:52	Cadovvl	CPPg++9.3.0	Error

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