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
Sep 13, 2024 16:14	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 16:14	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 16:12	Joad Nacer	CPPclang++10.0.0	Success	5,246
Sep 13, 2024 16:10	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 12:36	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 12:26	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 12:24	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 12:21	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 12:18	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 12:17	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 12:15	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 12:13	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 11:53	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 10:47	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 10:43	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 10:37	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 10:34	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 10:09	Joad Nacer	CPPclang++10.0.0	Error
Sep 13, 2024 10:04	Joad Nacer	CPPclang++10.0.0	Error
Sep 12, 2024 10:18	asss	CPPclang++18.1.3	Success	326,921+30.59 RP
Sep 12, 2024 10:16	asss	CPPclang++18.1.3	Error
Sep 12, 2024 10:14	asss	CPPclang++18.1.3	Error
Sep 9, 2024 16:57	Jatin Yadav	CPPclang++18.1.3	Success	36,617+30.31 RP
Sep 9, 2024 16:35	Jatin Yadav	CPPclang++18.1.3	Success	41,188+0.50 RP
Sep 9, 2024 16:33	Jatin Yadav	CPPclang++18.1.3	Success	41,273+10.96 RP
Sep 9, 2024 16:30	Jatin Yadav	CPPg++13.2.0	Success	43,229+51.20 RP
Sep 9, 2024 16:18	Jatin Yadav	CPPg++13.2.0	Success	60,476
Sep 9, 2024 16:16	Jatin Yadav	CPPclang++18.1.3	Success	59,879
Sep 9, 2024 09:29	Joad Nacer	CPPclang++10.0.0	Error
Sep 9, 2024 09:26	Joad Nacer	CPPclang++10.0.0	Error
Sep 9, 2024 09:23	Joad Nacer	CPPclang++10.0.0	Error
Sep 9, 2024 09:22	Joad Nacer	CPPclang++10.0.0	Success	5,428
Sep 9, 2024 09:20	Joad Nacer	CPPclang++10.0.0	Success	5,214
Sep 9, 2024 09:19	Joad Nacer	CPPclang++10.0.0	Success	5,446
Sep 9, 2024 09:18	Joad Nacer	CPPclang++10.0.0	Success	5,313
Sep 9, 2024 09:17	Joad Nacer	CPPclang++10.0.0	Success	8,015
Sep 9, 2024 09:10	Joad Nacer	CPPclang++10.0.0	Error
Sep 9, 2024 07:27	Jatin Yadav	CPPg++9.4.0	Success	90,651
Sep 9, 2024 07:26	Jatin Yadav	CPPg++9.4.0	Success	93,170
Sep 9, 2024 07:25	Jatin Yadav	CPPg++9.4.0	Error
Sep 8, 2024 16:07	Jatin Yadav	CPPg++9.4.0	Error
Sep 8, 2024 16:06	Jatin Yadav	CPPg++9.4.0	Success	91,242
Sep 8, 2024 16:05	Jatin Yadav	CPPg++9.4.0	Error
Sep 8, 2024 14:42	matsuoka-601	CPPg++13.2.0	Error
Sep 8, 2024 14:40	matsuoka-601	CPPg++13.2.0	Error
Sep 8, 2024 14:37	matsuoka-601	CPPg++13.2.0	Error
Sep 8, 2024 14:36	matsuoka-601	CPPg++13.2.0	Error
Sep 8, 2024 14:34	matsuoka-601	CPPg++13.2.0	Success	5,667
Sep 8, 2024 14:33	matsuoka-601	CPPg++13.2.0	Error
Sep 8, 2024 14:29	matsuoka-601	CPPg++13.2.0	Success	5,693
Sep 8, 2024 14:23	matsuoka-601	CPPg++13.2.0	Error
Sep 8, 2024 13:53	matsuoka-601	CPPg++13.2.0	Error
Sep 8, 2024 13:43	matsuoka-601	CPPg++13.2.0	Error
Sep 8, 2024 13:41	matsuoka-601	CPPg++13.2.0	Error
Sep 4, 2024 16:59	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 16:57	Yuriy Lyfenko	CPPg++13.2.0	Success	8,778+30.20 RP
Sep 4, 2024 16:47	Yuriy Lyfenko	CPPg++13.2.0	Success	9,057
Sep 4, 2024 16:45	Yuriy Lyfenko	CPPg++13.2.0	Success	9,174
Sep 4, 2024 16:44	Yuriy Lyfenko	CPPg++13.2.0	Success	11,758
Sep 4, 2024 16:40	Yuriy Lyfenko	CPPg++13.2.0	Success	9,026
Sep 4, 2024 15:41	Yuriy Lyfenko	CPPg++13.2.0	Success	9,078
Sep 4, 2024 15:39	Yuriy Lyfenko	CPPg++13.2.0	Success	25,127
Sep 4, 2024 15:36	Yuriy Lyfenko	CPPg++13.2.0	Success	25,087
Sep 4, 2024 15:33	Yuriy Lyfenko	CPPg++13.2.0	Success	63,461
Sep 4, 2024 15:31	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 15:25	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 15:21	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 15:14	Yuriy Lyfenko	CPPg++13.2.0	Success	9,017+13.01 RP
Sep 4, 2024 15:13	Yuriy Lyfenko	CPPg++13.2.0	Success	30,213
Sep 4, 2024 14:59	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:56	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:55	Yuriy Lyfenko	CPPg++13.2.0	Success	9,483
Sep 4, 2024 14:53	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:51	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:48	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:42	Yuriy Lyfenko	CPPg++13.2.0	Success	9,124+5.74 RP
Sep 4, 2024 14:39	Yuriy Lyfenko	CPPg++13.2.0	Success	10,704
Sep 4, 2024 14:38	Yuriy Lyfenko	CPPg++13.2.0	Success	9,187
Sep 4, 2024 14:37	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:35	Yuriy Lyfenko	CPPg++13.2.0	Success	9,172+192.93 RP
Sep 4, 2024 14:34	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:34	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:31	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:27	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 14:24	Yuriy Lyfenko	CPPg++13.2.0	Success	11,147
Sep 4, 2024 14:23	Yuriy Lyfenko	CPPg++13.2.0	Success	31,999
Sep 4, 2024 14:22	Yuriy Lyfenko	CPPclang++18.1.3	Success	32,619
Sep 4, 2024 14:15	matsuoka-601	CPPg++13.2.0	Error
Sep 4, 2024 14:14	matsuoka-601	CPPclang++18.1.3	Error
Sep 4, 2024 13:57	Yuriy Lyfenko	CPPg++13.2.0	Success	11,199
Sep 4, 2024 13:56	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 13:53	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 13:47	Yuriy Lyfenko	CPPg++13.2.0	Error
Sep 4, 2024 13:38	Yuriy Lyfenko	CPPg++13.2.0	Success	11,144+1.21 RP
Sep 4, 2024 11:00	Joad Nacer	CPPclang++10.0.0	Error
Sep 4, 2024 10:58	Joad Nacer	CPPclang++10.0.0	Error
Sep 4, 2024 05:08	matsuoka-601	CPPg++13.2.0	Success	6,810
Sep 4, 2024 05:08	matsuoka-601	CPPclang++18.1.3	Success	6,729
Sep 4, 2024 05:06	matsuoka-601	CPPclang++18.1.3	Success	14,892
Sep 3, 2024 21:01	Jatin Yadav	CPPg++9.4.0	Success	66,529

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