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
Dec 4, 2024 15:33	Haha Expert	CSHARP9.0.0-rc.2	Error
Dec 4, 2024 15:07	Haha Expert	CSHARP9.0.0-rc.2	Error
Dec 4, 2024 14:28	Haha Expert	CSHARP9.0.0-rc.2	Success	198,204
Dec 4, 2024 14:25	Haha Expert	CSHARP9.0.0-rc.2	Error
Dec 4, 2024 14:22	Haha Expert	CSHARP9.0.0-rc.2	Error
Dec 4, 2024 14:17	Haha Expert	CSHARP9.0.0-rc.2	Success	196,916+18.04 RP
Dec 4, 2024 14:14	Haha Expert	CSHARP9.0.0-rc.2	Error
Dec 4, 2024 14:11	Haha Expert	CSHARP9.0.0-rc.2	Error
Dec 4, 2024 14:07	Haha Expert	CSHARP9.0.0-rc.2	Error
Dec 1, 2024 12:26	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 29, 2024 10:44	Haha Expert	CPPclang++18.1.3	Error
Nov 28, 2024 11:30	Haha Expert	CSHARP9.0.0-rc.2	Success	305,395+0.15 RP
Nov 27, 2024 15:40	Haha Expert	CSHARP9.0.0-rc.2	Success	486,325
Nov 26, 2024 22:14	Matthias	CPPg++13.2.0	Error
Nov 26, 2024 21:50	Matthias	CPPg++13.2.0	Success	66,171
Nov 26, 2024 21:43	Matthias	CPPg++13.2.0	Success	66,019
Nov 26, 2024 21:40	Matthias	CPPg++13.2.0	Error
Nov 26, 2024 21:38	Matthias	CPPg++13.2.0	Success	109,133
Nov 26, 2024 21:36	Matthias	CPPclang++18.1.3	Success	111,089
Nov 26, 2024 21:32	Matthias	CPPclang++18.1.3	Error
Nov 26, 2024 21:32	Matthias	CPPg++13.2.0	Error
Nov 26, 2024 21:25	Matthias	CPPg++13.2.0	Success	65,951+61.58 RP
Nov 26, 2024 21:10	Matthias	CPPg++13.2.0	Success	111,049+68.80 RP
Nov 26, 2024 19:14	Matthias	CPPg++13.2.0	Success	470,480+21.25 RP
Nov 26, 2024 15:41	Haha Expert	CSHARP9.0.0-rc.2	Success	306,794+1.16 RP
Nov 26, 2024 15:34	Haha Expert	CSHARP9.0.0-rc.2	Success	469,818
Nov 23, 2024 15:20	E Sequeira	CPPg++13.2.0	Error
Nov 23, 2024 15:18	E Sequeira	CPPg++13.2.0	Error
Nov 23, 2024 15:16	E Sequeira	CPPg++13.2.0	Success	216,081
Nov 23, 2024 15:14	E Sequeira	CPPg++13.2.0	Error
Nov 23, 2024 15:12	E Sequeira	CPPg++13.2.0	Success	75,185
Nov 23, 2024 15:12	E Sequeira	CPPg++13.2.0	Success	93,684
Nov 23, 2024 15:11	E Sequeira	CPPg++13.2.0	Success	94,584
Nov 23, 2024 15:09	E Sequeira	CPPg++13.2.0	Error
Nov 23, 2024 15:07	E Sequeira	CPPg++13.2.0	Error
Nov 23, 2024 15:06	E Sequeira	CPPg++13.2.0	Success	75,516
Nov 23, 2024 15:05	E Sequeira	CPPclang++18.1.3	Success	80,260
Nov 21, 2024 10:59	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 21, 2024 08:12	Haha Expert	CSHARP9.0.0-rc.2	Success	324,469
Nov 21, 2024 08:02	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 21, 2024 08:01	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 21, 2024 07:56	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 15:51	Haha Expert	CSHARP9.0.0-rc.2	Success	321,317
Nov 20, 2024 15:36	Haha Expert	CSHARP9.0.0-rc.2	Success	360,329
Nov 20, 2024 15:34	Haha Expert	CSHARP9.0.0-rc.2	Success	362,707
Nov 20, 2024 15:31	Haha Expert	CSHARP9.0.0-rc.2	Success	356,273
Nov 20, 2024 15:29	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 15:18	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 15:15	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 15:09	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 15:05	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 15:02	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 14:59	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 14:56	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 14:50	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 14:36	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 13:51	Krishan	RUSTrust-1.82.0	Error
Nov 20, 2024 13:38	Krishan	RUSTrust-1.82.0	Error
Nov 20, 2024 13:01	Krishan	RUSTrust-1.82.0	Success	269,543+37.10 RP
Nov 20, 2024 12:55	Krishan	RUSTrust-1.82.0	Error
Nov 20, 2024 12:47	Krishan	RUSTrust-1.82.0	Error
Nov 20, 2024 11:32	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 11:27	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 11:23	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 11:20	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 11:17	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 10:53	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 10:26	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 10:18	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 10:13	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 10:11	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 10:05	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 20, 2024 09:49	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 17, 2024 06:23	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 17, 2024 06:07	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 17, 2024 06:05	Haha Expert	CSHARP9.0.0-rc.2	Error
Nov 16, 2024 15:13	ndbn	ZIG0.13.0	Error
Nov 16, 2024 12:55	ndbn	ZIG0.13.0	Error
Nov 14, 2024 22:26	Manuel Pepe	GOgo1.23.3	Error
Nov 14, 2024 22:19	Manuel Pepe	GOgo1.23.3	Success	236,941+42.20 RP
Nov 12, 2024 12:28	ndbn	ZIG0.13.0	Error
Nov 12, 2024 12:06	ndbn	ZIG0.13.0	Success	137,720+44.74 RP
Nov 12, 2024 11:24	ndbn	ZIG0.13.0	Error
Nov 12, 2024 11:02	ndbn	ZIG0.13.0	Success	199,058+22.64 RP
Nov 12, 2024 10:50	ndbn	ZIG0.13.0	Success	256,964+38.92 RP
Nov 12, 2024 09:03	ndbn	ZIG0.13.0	Error
Nov 11, 2024 18:34	ZOTTIG	GOgo1.23.3	Success	110,842+43.67 RP
Nov 11, 2024 18:32	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:31	ZOTTIG	GOgo1.23.3	Success	237,231
Nov 11, 2024 18:29	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:28	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:27	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:26	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:24	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:23	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:21	ZOTTIG	GOgo1.23.3	Success	353,956
Nov 11, 2024 18:21	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:17	ZOTTIG	GOgo1.23.3	Success	214,819+4.37 RP
Nov 11, 2024 18:16	ZOTTIG	GOgo1.23.3	Error
Nov 11, 2024 18:15	ZOTTIG	GOgo1.23.3	Error

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