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
Oct 6, 2023 10:48	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:40	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:38	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:35	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:18	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:15	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:13	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:13	Cadovvl	CPPg++9.3.0	Error
Oct 6, 2023 10:12	Cadovvl	CPPg++9.3.0	Error
Oct 3, 2023 10:43	matsuoka-601	CPPclang++10.0.0	Error
Oct 3, 2023 10:42	matsuoka-601	CPPclang++10.0.0	Error
Oct 1, 2023 22:27	apuxbt	CPPg++9.3.0	Success	18,013+147.59 RP
Oct 1, 2023 13:10	apuxbt	CPPg++9.3.0	Error
Oct 1, 2023 13:09	apuxbt	CPPg++9.3.0	Error
Oct 1, 2023 13:09	apuxbt	CPPg++9.3.0	Success	24,536+130.12 RP
Oct 1, 2023 13:00	apuxbt	CPPg++9.3.0	Error
Oct 1, 2023 12:57	apuxbt	CPPg++9.3.0	Success	36,043+216.87 RP
Oct 1, 2023 12:56	apuxbt	CPPg++9.3.0	Error
Oct 1, 2023 12:54	apuxbt	CPPg++9.3.0	Error
Oct 1, 2023 12:50	apuxbt	CPPg++9.3.0	Error
Oct 1, 2023 12:48	apuxbt	CPPg++9.3.0	Error
Oct 1, 2023 12:46	apuxbt	CPPg++9.3.0	Error
Sep 30, 2023 03:09	Ng Song Guan	CPPg++9.3.0	Success	154,222
Sep 30, 2023 03:04	Ng Song Guan	CPPg++9.3.0	Success	153,702+65.06 RP
Sep 30, 2023 03:03	Ng Song Guan	CPPg++9.3.0	Error
Sep 30, 2023 03:00	Ng Song Guan	CPPg++9.3.0	Error
Sep 30, 2023 02:58	Ng Song Guan	CPPg++9.3.0	Error
Sep 30, 2023 02:57	Ng Song Guan	CPPg++9.3.0	Error
Sep 25, 2023 23:27	Iheb	CPPg++9.3.0	Success	464,162+0.03 RP
Sep 25, 2023 23:27	Iheb	CPPg++9.3.0	Success	464,783+21.52 RP
Sep 25, 2023 08:32	Koute	RUSTrust-1.72.1	Success	60,276+165.90 RP
Sep 25, 2023 08:30	Koute	RUSTrust-1.72.1	Error
Sep 25, 2023 08:27	Koute	RUSTrust-1.72.1	Error
Sep 25, 2023 08:26	Koute	RUSTrust-1.72.1	Error
Sep 25, 2023 08:23	Koute	RUSTrust-1.72.1	Error
Sep 25, 2023 04:50	dgq	CPPclang++10.0.0	Error
Sep 25, 2023 04:48	dgq	CPPclang++10.0.0	Error
Sep 25, 2023 04:47	dgq	CPPclang++10.0.0	Success	466,667+21.43 RP
Sep 24, 2023 14:44	Cadovvl	CPPg++9.3.0	Success	464,496+0.01 RP
Sep 20, 2023 11:46	matsuoka-601	CPPclang++10.0.0	Error
Sep 20, 2023 11:45	matsuoka-601	CPPclang++10.0.0	Error
Sep 20, 2023 11:44	matsuoka-601	CPPclang++10.0.0	Error
Sep 20, 2023 11:43	matsuoka-601	CPPclang++10.0.0	Error
Sep 20, 2023 11:42	matsuoka-601	CPPclang++10.0.0	Error
Sep 20, 2023 11:42	matsuoka-601	CPPclang++10.0.0	Error
Sep 20, 2023 11:41	matsuoka-601	CPPclang++10.0.0	Error
Sep 19, 2023 10:00	matsuoka-601	CPPclang++10.0.0	Error
Sep 19, 2023 09:49	matsuoka-601	CPPclang++10.0.0	Error
Sep 19, 2023 09:45	matsuoka-601	CPPclang++10.0.0	Error
Sep 14, 2023 05:16	matsuoka-601	CPPclang++10.0.0	Error
Sep 14, 2023 05:15	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:29	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:28	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:24	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:23	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:19	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:18	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:17	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:16	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:13	matsuoka-601	CPPclang++10.0.0	Error
Sep 13, 2023 16:12	matsuoka-601	CPPg++9.3.0	Error
Sep 12, 2023 13:01	matsuoka-601	CPPclang++10.0.0	Success	5,350+466.44 RP
Sep 12, 2023 13:00	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 13:00	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 12:56	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 12:53	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 12:50	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 12:49	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 12:48	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 12:47	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 12:40	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 12:38	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 11:19	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 11:17	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 11:15	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 11:11	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 11:10	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 11:09	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:41	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:39	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:38	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:37	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:34	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:33	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:31	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:30	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:30	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:28	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:26	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:13	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:11	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:09	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:08	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:08	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:06	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:05	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:04	matsuoka-601	CPPclang++10.0.0	Error
Sep 12, 2023 10:04	matsuoka-601	CPPg++9.3.0	Error
Sep 12, 2023 10:03	matsuoka-601	CPPg++9.3.0	Error
Sep 12, 2023 10:02	matsuoka-601	CPPg++9.3.0	Error

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