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
Jun 14, 2024 19:07	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 19:05	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 19:04	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 19:03	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 19:01	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:59	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:58	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:54	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:45	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:31	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:31	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:25	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:24	джулис	RUSTrust-1.78.0	Success	176,923
Jun 14, 2024 18:17	джулис	RUSTrust-1.78.0	Success	172,720+0.13 RP
Jun 14, 2024 18:17	джулис	RUSTrust-1.78.0	Success	173,922
Jun 14, 2024 18:16	джулис	RUSTrust-1.78.0	Success	173,105+15.45 RP
Jun 14, 2024 18:14	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 18:10	джулис	RUSTrust-1.78.0	Success	257,419
Jun 14, 2024 18:08	джулис	RUSTrust-1.78.0	Success	256,685
Jun 14, 2024 18:06	джулис	GOgo1.22.4	Success	236,307+42.32 RP
Jun 14, 2024 17:54	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 17:33	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 17:31	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 17:22	джулис	RUSTrust-1.78.0	Error
Jun 14, 2024 11:10	Yerkimbekov Alisher	CPPg++9.4.0	Success	485,298
Jun 14, 2024 11:08	Yerkimbekov Alisher	CPPg++9.4.0	Success	485,591
Jun 14, 2024 11:06	Yerkimbekov Alisher	CPPg++9.4.0	Success	485,160
Jun 14, 2024 11:04	Yerkimbekov Alisher	CPPg++9.4.0	Success	482,083
Jun 14, 2024 11:00	Yerkimbekov Alisher	CPPg++9.4.0	Success	483,818
Jun 14, 2024 10:59	Yerkimbekov Alisher	CPPg++9.4.0	Success	483,686
Jun 14, 2024 10:58	Yerkimbekov Alisher	CPPg++9.4.0	Success	482,175+0.05 RP
Jun 14, 2024 10:58	Yerkimbekov Alisher	CPPclang++10.0.0	Success	485,044
Jun 14, 2024 10:58	Yerkimbekov Alisher	CPPg++9.4.0	Error
Jun 13, 2024 10:11	Yerkimbekov Alisher	CPPg++9.4.0	Success	483,287+20.69 RP
Jun 11, 2024 21:23	Joad Nacer	CPPclang++10.0.0	Error
Jun 11, 2024 21:23	Joad Nacer	CPPclang++10.0.0	Success	8,769
Jun 11, 2024 21:20	Joad Nacer	CPPclang++10.0.0	Error
Jun 8, 2024 04:31	Grace	CPPg++9.4.0	Success	542,976
Jun 7, 2024 19:30	Grace	CPPg++9.4.0	Success	542,455
Jun 7, 2024 19:27	Grace	CPPg++9.4.0	Error
Jun 7, 2024 19:23	Grace	CPPg++9.4.0	Error
Jun 7, 2024 19:21	Grace	CPPg++9.4.0	Error
Jun 7, 2024 19:09	Grace	CPPg++9.4.0	Success	533,458
Jun 7, 2024 19:08	Grace	CPPg++9.4.0	Success	535,083
Jun 7, 2024 19:02	Grace	CPPg++9.4.0	Success	538,728
Jun 7, 2024 19:01	Grace	CPPg++9.4.0	Success	536,428
Jun 7, 2024 18:54	Grace	CPPg++9.4.0	Success	536,006
Jun 7, 2024 18:48	Grace	CPPg++9.4.0	Success	536,325
Jun 7, 2024 18:38	Grace	CPPg++9.4.0	Success	497,716+20.09 RP
Jun 2, 2024 19:33	Joad Nacer	CPPclang++10.0.0	Success	7,553
Jun 2, 2024 19:30	Joad Nacer	CPPclang++10.0.0	Success	8,762
Jun 2, 2024 19:23	Joad Nacer	CPPclang++10.0.0	Success	7,446
Jun 2, 2024 19:23	Joad Nacer	CPPclang++10.0.0	Success	7,439
Jun 2, 2024 19:22	Joad Nacer	CPPclang++10.0.0	Success	7,628
Jun 2, 2024 19:19	Joad Nacer	CPPclang++10.0.0	Success	7,428
Jun 1, 2024 11:33	Artur Mogozov	GOgo1.22.3	Success	257,972
Jun 1, 2024 11:21	Artur Mogozov	GOgo1.22.3	Error
Jun 1, 2024 10:52	Artur Mogozov	GOgo1.22.3	Success	248,586
May 29, 2024 11:52	Joad Nacer	CPPclang++10.0.0	Error
May 29, 2024 10:54	Joad Nacer	CPPclang++10.0.0	Error
May 29, 2024 10:52	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 23:05	Joad Nacer	CPPclang++10.0.0	Success	7,638
May 28, 2024 22:47	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:38	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:33	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:32	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:31	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:31	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:30	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:29	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:28	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:28	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:26	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:23	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:22	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:16	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:15	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:15	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:14	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 22:12	Joad Nacer	CPPclang++10.0.0	Success	26,593
May 28, 2024 18:11	Joad Nacer	CPPclang++10.0.0	Success	7,433
May 28, 2024 18:10	Joad Nacer	CPPclang++10.0.0	Success	8,587
May 28, 2024 18:09	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 16:19	Joad Nacer	CPPclang++10.0.0	Success	8,263
May 28, 2024 15:47	Joad Nacer	CPPclang++10.0.0	Success	7,425+18.96 RP
May 28, 2024 15:35	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 15:34	Joad Nacer	CPPclang++10.0.0	Success	9,369
May 28, 2024 15:31	Joad Nacer	CPPclang++10.0.0	Success	7,531+25.59 RP
May 28, 2024 15:29	Joad Nacer	CPPclang++10.0.0	Success	7,679
May 28, 2024 15:29	Joad Nacer	CPPclang++10.0.0	Success	8,504
May 28, 2024 15:20	Joad Nacer	CPPclang++10.0.0	Success	7,871
May 28, 2024 14:54	Joad Nacer	CPPclang++10.0.0	Success	7,679+33.22 RP
May 28, 2024 12:26	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 12:21	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 12:18	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 12:16	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:59	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:58	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:54	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:53	Joad Nacer	CPPclang++10.0.0	Error

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