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
Jul 11, 2024 06:06	matsuoka-601	CPPg++9.4.0	Error
Jul 11, 2024 06:06	matsuoka-601	CPPg++9.4.0	Error
Jul 11, 2024 00:31	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:31	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:30	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:28	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:24	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:23	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:22	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:21	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:20	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:16	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:15	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:13	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:11	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:10	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:07	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:05	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:04	Joad Nacer	CPPclang++10.0.0	Error
Jul 11, 2024 00:04	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:47	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:46	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:45	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:44	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:44	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:36	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:35	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:33	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:31	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:31	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:30	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:29	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:29	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:29	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:29	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:29	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:27	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:26	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:24	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 23:23	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 21:53	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 21:46	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 21:43	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 21:38	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 21:34	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 21:25	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 21:23	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 18:25	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 18:17	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 18:09	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 11:05	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 11:04	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 10:32	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 10:30	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 10:29	Joad Nacer	CPPclang++10.0.0	Error
Jul 10, 2024 10:24	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 22:59	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 22:57	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 22:02	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 22:00	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:59	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:59	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:57	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:57	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:56	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:55	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:53	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:52	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:51	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:51	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:49	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:47	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 21:47	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:45	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:44	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:43	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:42	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:41	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:40	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:39	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:39	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:39	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:38	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:38	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:37	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:37	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:36	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:36	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 17:36	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 16:16	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 15:39	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 15:37	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 15:35	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 15:32	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 15:30	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 15:20	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 13:13	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 13:09	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 13:08	Joad Nacer	CPPclang++10.0.0	Error
Jul 9, 2024 13:06	Joad Nacer	CPPclang++10.0.0	Error

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