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
Dec 11, 2022 19:23	Franek Korta	CPPg++9.3.0	Success	54,223
Dec 11, 2022 19:21	Franek Korta	CPPg++9.3.0	Error
Dec 11, 2022 19:20	Franek Korta	CPPg++9.3.0	Success	57,672
Dec 11, 2022 19:18	Franek Korta	CPPg++9.3.0	Success	52,114
Dec 11, 2022 19:15	Franek Korta	CPPg++9.3.0	Success	52,025
Dec 11, 2022 19:14	Franek Korta	CPPg++9.3.0	Success	69,851
Dec 11, 2022 12:48	Franek Korta	CPPg++9.3.0	Error
Dec 11, 2022 12:45	Franek Korta	CPPg++9.3.0	Success	46,403
Dec 11, 2022 12:39	Franek Korta	CPPg++9.3.0	Success	46,067+23.72 RP
Dec 11, 2022 12:38	Franek Korta	CPPg++9.3.0	Success	51,719+66.92 RP
Dec 11, 2022 12:36	Franek Korta	CPPg++9.3.0	Success	79,096+1.90 RP
Dec 11, 2022 12:35	Franek Korta	CPPg++9.3.0	Error
Dec 11, 2022 12:35	Franek Korta	CPPg++9.3.0	Success	94,142
Dec 11, 2022 12:33	Franek Korta	CPPg++9.3.0	Success	96,737
Dec 11, 2022 12:32	Franek Korta	CPPg++9.3.0	Success	80,303+85.54 RP
Dec 11, 2022 12:30	Franek Korta	CPPg++9.3.0	Error
Dec 11, 2022 12:27	Franek Korta	CPPg++9.3.0	Error
Dec 11, 2022 12:23	Franek Korta	CPPg++9.3.0	Error
Dec 10, 2022 00:26	parastrom	RUSTrust-1.65.0	Error
Dec 9, 2022 22:27	parastrom	RUSTrust-1.65.0	Success	88,799+3.56 RP
Dec 5, 2022 07:03	Yuriy Lyfenko	CPPg++9.3.0	Success	11,441
Dec 5, 2022 07:03	Yuriy Lyfenko	CPPg++9.3.0	Success	11,609
Dec 5, 2022 07:02	Yuriy Lyfenko	CPPg++9.3.0	Success	12,048
Dec 5, 2022 06:46	Yuriy Lyfenko	CPPg++9.3.0	Success	15,225
Dec 5, 2022 05:43	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2022 05:34	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2022 04:54	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2022 02:29	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2022 02:27	Yuriy Lyfenko	CPPg++9.3.0	Success	555,037
Dec 5, 2022 02:25	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2022 02:04	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2022 02:01	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2022 01:59	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2022 01:58	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 4, 2022 23:51	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 4, 2022 22:31	Yuriy Lyfenko	CPPg++9.3.0	Success	11,466
Dec 1, 2022 05:52	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 1, 2022 05:37	Yuriy Lyfenko	CPPg++9.3.0	Success	219,289
Nov 30, 2022 01:13	parastrom	RUSTrust-1.65.0	Success	91,699+0.39 RP
Nov 30, 2022 01:10	parastrom	RUSTrust-1.65.0	Success	94,681
Nov 30, 2022 01:08	parastrom	RUSTrust-1.65.0	Success	92,309
Nov 30, 2022 00:55	parastrom	RUSTrust-1.65.0	Success	94,551
Nov 30, 2022 00:45	parastrom	RUSTrust-1.65.0	Success	92,026+64.00 RP
Nov 30, 2022 00:28	parastrom	RUSTrust-1.65.0	Error
Nov 30, 2022 00:24	parastrom	RUSTrust-1.65.0	Error
Nov 30, 2022 00:19	parastrom	RUSTrust-1.65.0	Error
Nov 29, 2022 23:01	parastrom	RUSTrust-1.65.0	Success	225,808
Nov 27, 2022 15:51	apuxbt	CPPg++9.3.0	Error
Nov 27, 2022 15:42	apuxbt	CPPg++9.3.0	Error
Nov 27, 2022 15:35	apuxbt	CPPg++9.3.0	Error
Nov 27, 2022 15:14	apuxbt	CPPg++9.3.0	Success	165,092+39.03 RP
Nov 27, 2022 15:06	apuxbt	CPPg++9.3.0	Success	464,227+21.54 RP
Nov 26, 2022 18:04	parastrom	RUSTrust-1.65.0	Success	223,881+1.05 RP
Nov 26, 2022 17:58	parastrom	RUSTrust-1.65.0	Success	229,262+0.25 RP
Nov 26, 2022 17:52	parastrom	RUSTrust-1.65.0	Error
Nov 26, 2022 17:50	parastrom	RUSTrust-1.65.0	Success	230,558+43.37 RP
Nov 26, 2022 17:07	parastrom	RUSTrust-1.65.0	Error
Nov 26, 2022 14:51	Kenneth Maples	CPPclang++10.0.0	Success	22,631
Nov 26, 2022 14:50	Kenneth Maples	CPPclang++10.0.0	Success	22,613
Nov 26, 2022 14:46	Kenneth Maples	CPPclang++10.0.0	Success	20,732
Nov 26, 2022 14:44	Kenneth Maples	CPPclang++10.0.0	Success	55,380
Nov 26, 2022 14:42	Kenneth Maples	CPPclang++10.0.0	Success	20,433+28.89 RP
Nov 26, 2022 03:37	Kenneth Maples	CPPclang++10.0.0	Error
Nov 26, 2022 03:18	Kenneth Maples	CPPclang++10.0.0	Success	21,715+2.85 RP
Nov 26, 2022 03:15	Kenneth Maples	CPPg++9.3.0	Success	21,850+86.87 RP
Nov 24, 2022 09:32	Gaussian-Process	CPPg++9.3.0	Error
Nov 24, 2022 09:19	Gaussian-Process	CPPg++9.3.0	Error
Nov 24, 2022 09:18	Gaussian-Process	CPPg++9.3.0	Error
Nov 24, 2022 08:47	Gaussian-Process	CPPg++9.3.0	Success	50,492+122.43 RP
Nov 24, 2022 02:15	Gaussian-Process	CPPg++9.3.0	Success	132,232+54.01 RP
Nov 24, 2022 02:14	Gaussian-Process	CPPg++9.3.0	Error
Nov 24, 2022 02:13	Gaussian-Process	CPPg++9.3.0	Success	462,546+21.62 RP
Nov 15, 2022 10:52	abhishekren	CPPclang++10.0.0	Success	468,695
Nov 15, 2022 10:50	abhishekren	CPPg++9.3.0	Success	465,831+21.47 RP
Nov 6, 2022 21:43	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 21:42	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 21:21	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 21:19	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:59	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:58	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:57	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:56	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:54	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:52	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:50	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:48	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:43	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:40	Franek Korta	CPPg++9.3.0	Error
Nov 6, 2022 20:38	Franek Korta	CPPg++9.3.0	Error
Oct 31, 2022 13:57	Franek Korta	CPPg++9.3.0	Error
Oct 30, 2022 21:17	Franek Korta	CPPg++9.3.0	Error
Oct 30, 2022 20:17	Franek Korta	CPPg++9.3.0	Error
Oct 30, 2022 16:37	Franek Korta	CPPg++9.3.0	Success	256,482+17.38 RP
Oct 30, 2022 16:35	Franek Korta	CPPg++9.3.0	Error
Oct 30, 2022 16:34	Franek Korta	CPPg++9.3.0	Error
Oct 30, 2022 16:04	Franek Korta	CPPg++9.3.0	Success	464,702
Oct 30, 2022 14:28	Franek Korta	CPPg++9.3.0	Success	462,748+0.14 RP
Oct 30, 2022 14:17	Franek Korta	CPPg++9.3.0	Success	465,841+21.47 RP
Oct 11, 2022 17:49	Kenneth Maples	CPPg++9.3.0	Success	28,019
Oct 11, 2022 17:48	Kenneth Maples	CPPg++9.3.0	Success	27,558

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