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 7, 2023 10:31	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 10:29	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 10:27	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 10:22	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 10:21	matsuoka-601	CPPclang++10.0.0	Success	85,127
Jun 7, 2023 10:16	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 10:13	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 10:10	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 10:10	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 06:19	matsuoka-601	CPPclang++10.0.0	Success	41,970+2.43 RP
Jun 7, 2023 06:16	matsuoka-601	CPPg++9.3.0	Success	85,329
Jun 7, 2023 06:14	matsuoka-601	CPPclang++10.0.0	Success	85,971
Jun 7, 2023 05:43	matsuoka-601	CPPclang++10.0.0	Success	87,117
Jun 7, 2023 05:42	matsuoka-601	CPPclang++10.0.0	Error
Jun 7, 2023 05:08	matsuoka-601	CPPg++9.3.0	Success	116,902
Jun 7, 2023 05:03	matsuoka-601	CPPclang++10.0.0	Success	115,754
Jun 7, 2023 04:48	matsuoka-601	CPPclang++10.0.0	Success	119,039
Jun 7, 2023 03:57	matsuoka-601	CPPclang++10.0.0	Success	42,402+36.69 RP
Jun 7, 2023 02:53	matsuoka-601	CPPg++9.3.0	Success	50,214+14.89 RP
Jun 7, 2023 02:31	matsuoka-601	CPPg++9.3.0	Success	54,271+45.17 RP
Jun 6, 2023 18:02	Андрей	GOgo1.20.4	Success	78,909
Jun 6, 2023 17:53	Андрей	GOgo1.20.4	Error
Jun 6, 2023 17:06	matsuoka-601	CPPg++9.3.0	Success	71,995
Jun 6, 2023 17:05	matsuoka-601	CPPg++9.3.0	Success	98,613
Jun 6, 2023 16:17	matsuoka-601	CPPg++9.3.0	Success	75,869
Jun 6, 2023 16:13	matsuoka-601	CPPg++9.3.0	Success	71,897+6.46 RP
Jun 6, 2023 16:08	matsuoka-601	CPPg++9.3.0	Success	75,397+32.45 RP
Jun 6, 2023 16:08	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 16:07	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 09:26	matsuoka-601	CPPg++9.3.0	Success	99,820+0.45 RP
Jun 6, 2023 09:24	matsuoka-601	CPPg++9.3.0	Success	100,273+0.46 RP
Jun 6, 2023 09:22	matsuoka-601	CPP	Success	105,918
Jun 6, 2023 08:49	matsuoka-601	CPPg++9.3.0	Success	100,739+17.19 RP
Jun 6, 2023 08:31	matsuoka-601	CPPg++9.3.0	Success	122,774
Jun 6, 2023 08:31	matsuoka-601	CPPg++9.3.0	Success	126,779
Jun 6, 2023 08:29	matsuoka-601	CPPg++9.3.0	Success	121,836+31.00 RP
Jun 6, 2023 08:15	matsuoka-601	CPPg++9.3.0	Success	195,789+0.18 RP
Jun 6, 2023 08:05	matsuoka-601	CPPg++9.3.0	Success	256,073
Jun 6, 2023 08:00	matsuoka-601	CPPg++9.3.0	Success	196,465
Jun 6, 2023 07:57	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 07:55	matsuoka-601	CPPg++9.3.0	Success	196,468+29.40 RP
Jun 6, 2023 06:40	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 06:35	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 06:23	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 06:06	matsuoka-601	CPPg++9.3.0	Success	465,141+21.50 RP
Jun 6, 2023 06:05	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 05:58	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 05:52	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 03:51	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 03:46	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 03:45	matsuoka-601	CPPg++9.3.0	Error
Jun 6, 2023 03:43	matsuoka-601	CPPg++9.3.0	Error
Jun 4, 2023 18:27	Андрей	GOgo1.20.4	Error
Jun 4, 2023 17:25	Андрей	GOgo1.20.4	Error
Jun 4, 2023 13:24	Андрей	GOgo1.20.4	Success	78,226
Jun 4, 2023 13:23	Андрей	GOgo1.20.4	Error
Jun 4, 2023 13:10	Андрей	GOgo1.20.4	Success	77,961
Jun 4, 2023 13:09	Андрей	GOgo1.20.4	Error
Jun 4, 2023 13:06	Андрей	GOgo1.20.4	Success	78,345
Jun 4, 2023 13:04	Андрей	GOgo1.20.4	Error
Jun 4, 2023 12:58	Андрей	GOgo1.20.4	Error
Jun 4, 2023 09:43	Андрей	GOgo1.20.4	Success	77,920+0.50 RP
Jun 4, 2023 09:37	Андрей	GOgo1.20.4	Error
Jun 4, 2023 09:34	Андрей	GOgo1.20.4	Success	78,226+2.72 RP
Jun 2, 2023 18:23	Андрей	GOgo1.20.4	Success	90,463
Jun 2, 2023 18:22	Андрей	GOgo1.20.4	Error
May 28, 2023 19:58	Андрей	GOgo1.20.4	Error
May 28, 2023 19:57	Андрей	GOgo1.20.4	Success	85,961
May 28, 2023 19:56	Андрей	GOgo1.20.4	Error
May 28, 2023 19:55	Андрей	GOgo1.20.4	Success	87,762
May 28, 2023 19:54	Андрей	GOgo1.20.4	Success	86,188
May 28, 2023 19:53	Андрей	GOgo1.20.4	Error
May 28, 2023 19:51	Андрей	GOgo1.20.4	Success	86,266
May 28, 2023 19:49	Андрей	GOgo1.20.4	Success	85,923
May 28, 2023 19:48	Андрей	GOgo1.20.4	Error
May 28, 2023 12:56	Андрей	GOgo1.20.4	Error
May 28, 2023 12:55	Андрей	GOgo1.20.4	Error
May 28, 2023 12:54	Андрей	GOgo1.20.4	Error
May 28, 2023 12:53	Андрей	GOgo1.20.4	Error
May 28, 2023 12:51	Андрей	GOgo1.20.4	Success	86,123
May 28, 2023 12:44	Андрей	GOgo1.20.4	Error
May 28, 2023 12:42	Андрей	GOgo1.20.4	Success	87,679
May 28, 2023 12:42	Андрей	GOgo1.20.4	Error
May 28, 2023 12:40	Андрей	GOgo1.20.4	Error
May 28, 2023 08:29	Андрей	GOgo1.20.4	Error
May 27, 2023 17:48	Андрей	GOgo1.20.4	Error
May 27, 2023 17:46	Андрей	GOgo1.20.4	Error
May 27, 2023 16:59	Андрей	GOgo1.20.4	Error
May 27, 2023 13:10	Андрей	GOgo1.20.4	Error
May 27, 2023 13:09	Андрей	GOgo1.20.4	Error
May 27, 2023 13:08	Андрей	GOgo1.20.4	Error
May 27, 2023 13:08	Андрей	GOgo1.20.4	Error
May 27, 2023 13:07	Андрей	GOgo1.20.4	Error
May 27, 2023 13:06	Андрей	GOgo1.20.4	Error
May 27, 2023 13:06	Андрей	GOgo1.20.4	Error
May 27, 2023 13:05	Андрей	GOgo1.20.4	Error
May 27, 2023 13:04	Андрей	GOgo1.20.4	Error
May 27, 2023 13:03	Андрей	GOgo1.20.4	Error
May 27, 2023 13:01	Андрей	GOgo1.20.4	Error
May 27, 2023 13:00	Андрей	GOgo1.20.4	Error

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