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
Jun 17, 2024 08:06	matsuoka-601	CPPg++9.4.0	Error
Jun 17, 2024 07:52	matsuoka-601	CPPg++9.4.0	Error
Jun 17, 2024 07:37	matsuoka-601	CPPg++9.4.0	Error
Jun 17, 2024 06:09	matsuoka-601	CPPg++9.4.0	Error
Jun 17, 2024 06:09	matsuoka-601	CPPg++9.4.0	Error
Jun 17, 2024 06:08	matsuoka-601	CPPg++9.4.0	Error
Jun 17, 2024 06:07	matsuoka-601	CPPg++9.4.0	Error
Jun 17, 2024 03:35	matsuoka-601	CPPg++9.4.0	Error
Jun 17, 2024 03:33	matsuoka-601	CPPclang++10.0.0	Error
Jun 17, 2024 03:32	matsuoka-601	CPPclang++10.0.0	Error
Jun 17, 2024 03:02	matsuoka-601	CPPg++9.4.0	Success	6,827
Jun 17, 2024 03:01	matsuoka-601	CPPg++9.4.0	Success	8,338
Jun 17, 2024 03:01	matsuoka-601	CPPg++9.4.0	Success	8,284
Jun 16, 2024 17:23	matsuoka-601	CPPclang++10.0.0	Success	8,336
Jun 16, 2024 17:22	matsuoka-601	CPPclang++10.0.0	Success	6,933
Jun 16, 2024 15:38	matsuoka-601	CPPclang++10.0.0	Success	6,827
Jun 16, 2024 15:37	matsuoka-601	CPPclang++10.0.0	Success	7,686
Jun 16, 2024 15:36	matsuoka-601	CPPclang++10.0.0	Success	6,772
Jun 16, 2024 15:34	matsuoka-601	CPPclang++10.0.0	Success	11,528
Jun 16, 2024 15:33	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 15:33	matsuoka-601	CPPclang++10.0.0	Success	14,874
Jun 16, 2024 15:17	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 15:13	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 15:09	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 15:06	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 15:00	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 14:59	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 14:58	Joad Nacer	CPPclang++10.0.0	Success	5,435
Jun 16, 2024 14:58	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:58	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:55	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:54	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 14:52	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 14:51	Grace	CPPg++9.4.0	Error
Jun 16, 2024 14:48	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 14:41	Andrey Likhachev	RUSTrust-1.79.0	Success	218,901
Jun 16, 2024 14:39	Andrey Likhachev	RUSTrust-1.79.0	Error
Jun 16, 2024 14:37	Grace	CPPg++9.4.0	Error
Jun 16, 2024 14:36	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:35	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:34	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:28	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 14:21	Grace	CPPg++9.4.0	Error
Jun 16, 2024 14:19	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:19	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:18	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:18	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:17	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:14	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:13	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:10	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:09	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:08	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:07	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:05	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:04	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:03	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:02	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 14:01	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:59	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:58	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:57	Joad Nacer	CPPclang++10.0.0	Success	5,229
Jun 16, 2024 13:56	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 13:55	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 13:55	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 13:51	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:49	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:44	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:44	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:43	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:42	Joad Nacer	CPPclang++10.0.0	Success	4,729+1.79 RP
Jun 16, 2024 13:42	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:41	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:40	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:38	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:36	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:36	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:35	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:34	matsuoka-601	CPPclang++10.0.0	Error
Jun 16, 2024 13:24	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 13:09	Joad Nacer	CPPclang++10.0.0	Success	5,419
Jun 16, 2024 13:07	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 12:54	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 12:14	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 12:09	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 12:04	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:59	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:59	Joad Nacer	CPPclang++10.0.0	Success	4,739
Jun 16, 2024 11:58	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:57	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:47	Joad Nacer	CPPclang++10.0.0	Success	5,747
Jun 16, 2024 11:46	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:44	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:44	Joad Nacer	CPPclang++10.0.0	Success	5,449
Jun 16, 2024 11:39	Joad Nacer	CPPclang++10.0.0	Success	6,487
Jun 16, 2024 11:31	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:30	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:12	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:10	Joad Nacer	CPPclang++10.0.0	Error
Jun 16, 2024 11:05	Joad Nacer	CPPclang++10.0.0	Error

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