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
May 4, 2024 15:38	Andrei	CSHARP9.0.0-preview.3	Success	317,948
May 4, 2024 15:29	Andrei	CSHARP9.0.0-preview.3	Success	317,945+31.45 RP
May 2, 2024 16:45	Ivan Miasnikov	CPPg++9.4.0	Error
May 2, 2024 16:40	Ivan Miasnikov	CPPg++9.4.0	Error
May 2, 2024 16:38	Ivan Miasnikov	CPPg++9.4.0	Error
May 2, 2024 14:40	Ivan Miasnikov	CPPg++9.4.0	Success	105,072+9.15 RP
May 1, 2024 19:18	Ivan Miasnikov	CPPg++9.4.0	Success	116,251+0.83 RP
Apr 30, 2024 19:34	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:24	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:22	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:21	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:21	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:21	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:18	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:16	Joad Nacer	CPPclang++10.0.0	Success	24,558
Apr 30, 2024 19:15	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:15	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:14	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:11	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 19:10	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:48	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:47	Joad Nacer	CPPclang++10.0.0	Success	20,369+9.92 RP
Apr 30, 2024 18:47	Joad Nacer	CPPclang++10.0.0	Success	20,789
Apr 30, 2024 18:45	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:43	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:42	Joad Nacer	CPPclang++10.0.0	Success	20,789+30.33 RP
Apr 30, 2024 18:42	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:41	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:41	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:39	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:38	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 18:38	Joad Nacer	CPPclang++10.0.0	Error
Apr 30, 2024 09:44	Joad Nacer	CPPclang++10.0.0	Error
Apr 29, 2024 03:26	Yuriy Lyfenko	CPPclang++10.0.0	Success	11,242
Apr 29, 2024 03:25	Yuriy Lyfenko	CPPg++9.4.0	Error
Apr 29, 2024 03:24	Yuriy Lyfenko	CPPg++9.4.0	Error
Apr 29, 2024 03:23	Yuriy Lyfenko	CPPg++9.4.0	Error
Apr 29, 2024 03:14	Yuriy Lyfenko	CPPg++9.4.0	Error
Apr 29, 2024 02:58	Yuriy Lyfenko	CPPg++9.4.0	Success	11,771
Apr 29, 2024 02:57	Yuriy Lyfenko	CPPg++9.4.0	Success	11,465
Apr 29, 2024 02:57	Yuriy Lyfenko	CPPg++9.4.0	Success	11,477
Apr 29, 2024 02:55	Yuriy Lyfenko	CPPg++9.4.0	Success	15,974
Apr 29, 2024 02:42	Yuriy Lyfenko	CPPg++9.4.0	Success	11,159+0.72 RP
Apr 29, 2024 02:40	Yuriy Lyfenko	CPPg++9.4.0	Error
Apr 29, 2024 02:39	Yuriy Lyfenko	CPPg++9.4.0	Error
Apr 29, 2024 02:38	Yuriy Lyfenko	CPPg++9.4.0	Error
Apr 29, 2024 02:36	Yuriy Lyfenko	CPPg++9.4.0	Success	11,233
Apr 29, 2024 02:36	Yuriy Lyfenko	CPPclang++10.0.0	Success	11,248
Apr 29, 2024 02:35	Yuriy Lyfenko	CPPg++9.4.0	Success	11,188
Apr 28, 2024 23:22	Ivan Miasnikov	CPPg++9.4.0	Success	472,926
Apr 28, 2024 23:04	Ivan Miasnikov	CPPg++9.4.0	Success	117,380+13.24 RP
Apr 28, 2024 14:21	Joad Nacer	CPPclang++10.0.0	Error
Apr 28, 2024 14:11	Joad Nacer	CPPclang++10.0.0	Error
Apr 28, 2024 06:32	Cema	CPP	Error
Apr 28, 2024 04:23	Cema	CPPg++9.4.0	Success	288,212+2.36 RP
Apr 28, 2024 04:06	Cema	CPPg++9.4.0	Error
Apr 28, 2024 03:54	Cema	CPPg++9.4.0	Error
Apr 26, 2024 20:30	Cema	CPPg++9.4.0	Success	309,216+1.91 RP
Apr 26, 2024 19:26	Cema	CPPg++9.4.0	Error
Apr 26, 2024 19:05	Cema	CPPg++9.4.0	Success	334,557
Apr 26, 2024 18:51	Cema	CPPg++9.4.0	Error
Apr 26, 2024 18:50	Cema	CPPg++9.4.0	Error
Apr 25, 2024 20:39	Ivan Miasnikov	CPPg++9.4.0	Error
Apr 25, 2024 20:34	Ivan Miasnikov	CPPg++9.4.0	Error
Apr 25, 2024 19:57	Ivan Miasnikov	CPPg++9.4.0	Success	138,973+0.32 RP
Apr 25, 2024 19:52	Ivan Miasnikov	CPPg++9.4.0	Success	139,598+19.22 RP
Apr 25, 2024 19:49	Ivan Miasnikov	CPPg++9.4.0	Success	190,775+17.36 RP
Apr 25, 2024 19:33	Ivan Miasnikov	CPP	Success	285,213+12.02 RP
Apr 25, 2024 19:18	Cema	CPPg++9.4.0	Success	328,645+9.61 RP
Apr 25, 2024 19:12	Cema	CPPg++9.4.0	Success	480,381+20.82 RP
Apr 25, 2024 18:34	Ivan Miasnikov	CPPg++9.4.0	Error
Apr 25, 2024 18:13	Ivan Miasnikov	CPPg++9.4.0	Success	433,915+0.92 RP
Apr 25, 2024 18:11	Ivan Miasnikov	CPPg++9.4.0	Success	452,025+1.39 RP
Apr 25, 2024 18:02	Ivan Miasnikov	CPPg++9.4.0	Success	482,255+20.74 RP
Apr 25, 2024 17:11	Ivan Miasnikov	CPPg++9.4.0	Error
Apr 25, 2024 17:08	Ivan Miasnikov	CPPg++9.4.0	Error
Apr 25, 2024 16:48	Ivan Miasnikov	CPPg++9.4.0	Error
Apr 25, 2024 16:38	Ivan Miasnikov	CPPg++9.4.0	Error
Apr 24, 2024 18:00	Joad Nacer	CPPclang++10.0.0	Success	22,896
Apr 24, 2024 18:00	Joad Nacer	CPPg++9.4.0	Success	24,156
Apr 24, 2024 05:56	parsersmail	GOgo1.20.13	Success	112,137
Apr 24, 2024 05:54	parsersmail	GOgo1.22.2	Success	111,503
Apr 23, 2024 14:59	parsersmail	GOgo1.22.2	Error
Apr 23, 2024 14:47	parsersmail	GOgo1.22.2	Error
Apr 23, 2024 14:43	parsersmail	GOgo1.22.2	Success	107,033
Apr 23, 2024 14:36	parsersmail	GOgo1.22.2	Success	95,682+37.20 RP
Apr 23, 2024 14:24	parsersmail	GOgo1.22.2	Success	148,568+6.19 RP
Apr 23, 2024 14:22	parsersmail	GOgo1.22.2	Success	163,604+15.33 RP
Apr 23, 2024 14:21	parsersmail	GOgo1.22.2	Error
Apr 23, 2024 14:18	parsersmail	GOgo1.22.2	Success	218,357+45.80 RP
Apr 23, 2024 14:17	parsersmail	GOgo1.22.2	Error
Apr 23, 2024 14:04	wizardstore	GOgo1.22.2	Success	232,532+0.50 RP
Apr 23, 2024 14:01	wizardstore	GOgo1.22.2	Error
Apr 23, 2024 13:58	wizardstore	GOgo1.22.2	Success	235,906
Apr 23, 2024 01:45	Joad Nacer	CPPclang++10.0.0	Error
Apr 23, 2024 01:44	Joad Nacer	CPPclang++10.0.0	Error
Apr 23, 2024 01:43	Joad Nacer	CPPg++9.4.0	Error
Apr 23, 2024 01:43	Joad Nacer	CPPclang++10.0.0	Success	22,188+24.29 RP
Apr 23, 2024 01:43	Joad Nacer	CPPg++9.4.0	Success	23,630
Apr 23, 2024 01:42	Joad Nacer	CPPg++9.4.0	Error

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