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
Jul 6, 2024 15:08	matsuoka-601	CPPclang++10.0.0	Error
Jul 6, 2024 14:45	matsuoka-601	CPPclang++10.0.0	Error
Jul 6, 2024 14:45	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 14:43	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 14:43	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 14:41	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 14:22	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 14:17	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 14:17	matsuoka-601	CPPclang++10.0.0	Error
Jul 6, 2024 14:16	matsuoka-601	CPPclang++10.0.0	Error
Jul 6, 2024 14:15	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 14:01	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 13:43	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:42	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:41	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:37	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:32	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:28	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:25	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:22	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:19	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:14	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:04	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:03	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:03	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 13:01	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 12:55	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 12:54	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 12:54	Joad Nacer	CPPclang++10.0.0	Success	8,731
Jul 6, 2024 12:53	Joad Nacer	CPPclang++10.0.0	Success	8,673
Jul 6, 2024 12:43	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 12:43	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 12:42	Joad Nacer	CPPclang++10.0.0	Error
Jul 6, 2024 12:07	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 12:06	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:58	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:57	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:57	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:48	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:47	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:45	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:43	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:19	matsuoka-601	CPPg++9.4.0	Error
Jul 6, 2024 09:19	matsuoka-601	CPPclang++10.0.0	Error
Jul 6, 2024 09:13	matsuoka-601	CPPclang++10.0.0	Error
Jul 6, 2024 08:56	matsuoka-601	CPPclang++10.0.0	Error
Jul 6, 2024 08:55	matsuoka-601	CPPclang++10.0.0	Error
Jul 4, 2024 21:09	Mikhail Shirokov	CPPg++9.4.0	Success	94,802
Jul 4, 2024 21:08	Mikhail Shirokov	CPPg++9.4.0	Success	93,832+0.18 RP
Jul 4, 2024 21:07	Mikhail Shirokov	CPPg++9.4.0	Success	93,987+1.64 RP
Jul 4, 2024 12:20	Joad Nacer	CPPclang++10.0.0	Error
Jul 4, 2024 12:18	Joad Nacer	CPPclang++10.0.0	Error
Jul 1, 2024 07:13	Joad Nacer	CPPclang++10.0.0	Error
Jul 1, 2024 07:13	Joad Nacer	CPPclang++10.0.0	Error
Jul 1, 2024 07:10	Joad Nacer	CPPclang++10.0.0	Error
Jul 1, 2024 07:09	Joad Nacer	CPPclang++10.0.0	Error
Jul 1, 2024 07:05	Joad Nacer	CPPclang++10.0.0	Error
Jul 1, 2024 04:45	matsuoka-601	CPPclang++10.0.0	Error
Jul 1, 2024 04:44	matsuoka-601	CPPg++9.4.0	Error
Jun 30, 2024 17:32	Robert Burke	CPPg++9.4.0	Error
Jun 30, 2024 17:31	Robert Burke	CPPg++9.4.0	Error
Jun 30, 2024 17:29	Robert Burke	CPPg++9.4.0	Error
Jun 30, 2024 17:28	Robert Burke	CPPg++9.4.0	Error
Jun 30, 2024 17:26	Robert Burke	CPPg++9.4.0	Error
Jun 30, 2024 17:25	Robert Burke	CPPg++9.4.0	Error
Jun 30, 2024 17:23	Robert Burke	CPPg++9.4.0	Error
Jun 30, 2024 14:35	Robert Burke	CPPg++9.4.0	Success	7,126
Jun 30, 2024 14:35	Robert Burke	CPPg++9.4.0	Success	6,702+87.01 RP
Jun 30, 2024 14:34	Robert Burke	CPPg++9.4.0	Success	7,296
Jun 30, 2024 14:33	Robert Burke	CPPg++9.4.0	Success	7,117+6.68 RP
Jun 30, 2024 13:52	Robert Burke	CPPg++9.4.0	Success	7,151+2.54 RP
Jun 30, 2024 13:52	Robert Burke	CPPg++9.4.0	Success	7,266
Jun 30, 2024 13:51	Robert Burke	CPPg++9.4.0	Success	7,164+24.13 RP
Jun 30, 2024 13:50	Robert Burke	CPPg++9.4.0	Success	9,366
Jun 30, 2024 13:48	Robert Burke	CPPg++9.4.0	Success	7,328
Jun 30, 2024 13:47	Robert Burke	CPPg++9.4.0	Success	7,290+15.07 RP
Jun 30, 2024 13:46	Robert Burke	CPPg++9.4.0	Success	12,650
Jun 30, 2024 13:32	matsuoka-601	CPPg++9.4.0	Error
Jun 30, 2024 13:31	matsuoka-601	CPPg++9.4.0	Error
Jun 30, 2024 13:22	Robert Burke	CPPg++9.4.0	Error
Jun 30, 2024 11:51	matsuoka-601	CPPg++9.4.0	Error
Jun 30, 2024 11:46	matsuoka-601	CPPg++9.4.0	Error
Jun 30, 2024 11:44	matsuoka-601	CPPg++9.4.0	Error
Jun 30, 2024 11:43	matsuoka-601	CPPclang++10.0.0	Error
Jun 30, 2024 11:38	matsuoka-601	CPPclang++10.0.0	Error
Jun 30, 2024 11:30	matsuoka-601	CPPclang++10.0.0	Error
Jun 30, 2024 11:25	matsuoka-601	CPPclang++10.0.0	Error
Jun 30, 2024 11:19	matsuoka-601	CPPclang++10.0.0	Error
Jun 30, 2024 11:12	matsuoka-601	CPPclang++10.0.0	Error
Jun 30, 2024 11:11	matsuoka-601	CPPclang++10.0.0	Error
Jun 30, 2024 03:51	Marcin Jachymiak	RUSTrust-1.79.0	Error
Jun 30, 2024 03:47	Marcin Jachymiak	RUSTrust-1.79.0	Success	224,389+44.57 RP
Jun 30, 2024 03:43	Marcin Jachymiak	RUSTrust-1.79.0	Error
Jun 26, 2024 16:21	matsuoka-601	CPPclang++10.0.0	Error
Jun 26, 2024 16:18	matsuoka-601	CPPclang++10.0.0	Error
Jun 26, 2024 16:18	matsuoka-601	CPPclang++10.0.0	Error
Jun 26, 2024 16:17	matsuoka-601	CPPclang++10.0.0	Error
Jun 26, 2024 16:15	matsuoka-601	CPPclang++10.0.0	Error
Jun 26, 2024 16:12	matsuoka-601	CPPclang++10.0.0	Error
Jun 26, 2024 16:11	matsuoka-601	CPPclang++10.0.0	Error

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