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
May 23, 2021 01:31	Vasily Titskiy	CPP	Error
May 23, 2021 01:29	Vasily Titskiy	CPP	Success	83,865
May 23, 2021 01:26	evgenikwt	CPP	Error
May 23, 2021 01:25	evgenikwt	CPP	Error
May 23, 2021 01:22	Vasily Titskiy	CPP	Success	75,024+0.47 RP
May 23, 2021 01:19	Vasily Titskiy	CPP	Success	75,287+0.94 RP
May 23, 2021 01:16	Vasily Titskiy	CPP	Success	75,826+31.05 RP
May 23, 2021 01:12	Vasily Titskiy	CPP	Error
May 23, 2021 00:50	Vasily Titskiy	CPP	Success	99,176+0.24 RP
May 23, 2021 00:43	Vasily Titskiy	CPP	Success	99,417+57.56 RP
May 23, 2021 00:41	Vasily Titskiy	CPP	Success	233,313
May 23, 2021 00:29	Vasily Titskiy	CPP	Success	232,410+2.78 RP
May 23, 2021 00:22	evgenikwt	CPP	Error
May 23, 2021 00:18	evgenikwt	CPP	Success	64,317+2.76 RP
May 23, 2021 00:18	Vasily Titskiy	CPP	Success	248,441+2.05 RP
May 23, 2021 00:15	evgenikwt	CPP	Success	73,027
May 23, 2021 00:12	Vasily Titskiy	CPP	Success	261,745+0.32 RP
May 23, 2021 00:10	Vasily Titskiy	CPP	Error
May 23, 2021 00:03	evgenikwt	CPP	Success	65,481+20.99 RP
May 22, 2021 23:59	evgenikwt	CPP	Success	75,918+0.17 RP
May 22, 2021 23:48	Vasily Titskiy	CPP	Success	263,970+0.86 RP
May 22, 2021 23:44	evgenikwt	CPP	Success	76,017+4.73 RP
May 22, 2021 23:42	evgenikwt	CPP	Error
May 22, 2021 23:41	Vasily Titskiy	CPP	Success	270,110+37.02 RP
May 22, 2021 23:37	evgenikwt	CPP	Error
May 22, 2021 23:34	evgenikwt	CPP	Error
May 22, 2021 23:27	evgenikwt	CPP	Success	78,857
May 22, 2021 23:19	evgenikwt	CPP	Success	90,177
May 22, 2021 22:47	evgenikwt	CPP	Success	90,785
May 22, 2021 22:37	evgenikwt	CPP	Success	78,854+2.96 RP
May 22, 2021 22:21	evgenikwt	CPP	Success	80,736+7.35 RP
May 22, 2021 21:50	evgenikwt	CPP	Success	85,829+2.13 RP
May 22, 2021 21:44	evgenikwt	CPP	Success	89,676
May 22, 2021 21:42	evgenikwt	CPP	Error
May 22, 2021 21:18	evgenikwt	CPP	Success	87,427+0.05 RP
May 22, 2021 21:09	evgenikwt	CPP	Success	87,468+2.66 RP
May 22, 2021 20:56	evgenikwt	CPP	Success	89,554+1.49 RP
May 22, 2021 20:08	evgenikwt	CPP	Error
May 22, 2021 19:45	Yuriy Lyfenko	CPP	Success	17,699
May 22, 2021 19:44	Yuriy Lyfenko	CPP	Success	17,716
May 22, 2021 19:38	Yuriy Lyfenko	CPP	Success	20,417
May 22, 2021 19:37	Yuriy Lyfenko	CPP	Success	20,303
May 22, 2021 19:35	Yuriy Lyfenko	CPP	Success	17,944
May 22, 2021 19:33	Yuriy Lyfenko	CPP	Error
May 22, 2021 19:32	Yuriy Lyfenko	CPP	Error
May 22, 2021 19:31	Yuriy Lyfenko	CPP	Error
May 22, 2021 19:31	Yuriy Lyfenko	CPP	Error
May 22, 2021 19:31	Yuriy Lyfenko	CPP	Error
May 22, 2021 19:23	Yuriy Lyfenko	CPP	Error
May 22, 2021 19:14	evgenikwt	CPP	Success	90,765+6.50 RP
May 22, 2021 19:05	evgenikwt	CPP	Success	98,046
May 22, 2021 18:59	evgenikwt	CPP	Success	140,300
May 22, 2021 18:40	evgenikwt	CPP	Error
May 22, 2021 18:31	evgenikwt	CPP	Success	96,452+25.01 RP
May 22, 2021 18:14	evgenikwt	CPP	Success	127,119+21.50 RP
May 22, 2021 17:28	evgenikwt	CPP	Error
May 22, 2021 16:25	Yuriy Lyfenko	GO	Success	33,503+0.31 RP
May 22, 2021 16:24	Yuriy Lyfenko	GO	Success	33,589
May 22, 2021 16:23	Yuriy Lyfenko	GO	Success	33,538+4.22 RP
May 22, 2021 15:49	Yuriy Lyfenko	CPP	Success	18,081
May 22, 2021 15:48	Yuriy Lyfenko	CPP	Success	17,925
May 22, 2021 15:47	Yuriy Lyfenko	CPP	Success	18,166
May 22, 2021 14:54	Yuriy Lyfenko	CPP	Success	19,003
May 22, 2021 14:51	Yuriy Lyfenko	CPP	Success	18,000
May 22, 2021 14:46	Yuriy Lyfenko	CPP	Error
May 22, 2021 14:41	Yuriy Lyfenko	CPP	Success	17,884
May 22, 2021 14:40	Yuriy Lyfenko	CPP	Success	17,877
May 22, 2021 14:38	Yuriy Lyfenko	CPP	Error
May 22, 2021 14:35	Yuriy Lyfenko	CPP	Error
May 22, 2021 14:32	Yuriy Lyfenko	CPP	Success	17,967
May 22, 2021 14:29	Yuriy Lyfenko	CPP	Success	17,706
May 22, 2021 14:27	Yuriy Lyfenko	CPP	Success	17,949
May 22, 2021 14:24	Yuriy Lyfenko	CPP	Success	17,870
May 22, 2021 14:23	Yuriy Lyfenko	CPP	Success	17,886
May 22, 2021 14:22	Yuriy Lyfenko	CPP	Success	18,510
May 22, 2021 14:21	Yuriy Lyfenko	CPP	Success	18,012
May 22, 2021 14:20	Yuriy Lyfenko	CPP	Success	17,845
May 22, 2021 14:12	Yuriy Lyfenko	CPP	Success	18,008
May 22, 2021 14:11	Yuriy Lyfenko	CPP	Success	17,967
May 22, 2021 14:00	evgenikwt	CPP	Success	175,049
May 22, 2021 13:58	evgenikwt	CPP	Error
May 22, 2021 13:40	evgenikwt	CPP	Success	175,383
May 22, 2021 13:16	evgenikwt	CPP	Success	174,922+10.68 RP
May 22, 2021 09:55	Mikhail Maximov	CPP	Success	428,642
May 22, 2021 09:48	Mikhail Maximov	CPP	Success	428,652
May 22, 2021 09:46	Mikhail Maximov	CPP	Success	450,975
May 22, 2021 09:44	Mikhail Maximov	CPP	Success	453,576
May 22, 2021 09:36	Mikhail Maximov	CPP	Success	445,168
May 22, 2021 09:27	Mikhail Maximov	CPP	Success	427,084+0.02 RP
May 22, 2021 09:25	Mikhail Maximov	CPP	Success	428,757
May 22, 2021 09:19	Mikhail Maximov	CPP	Success	428,251
May 22, 2021 09:13	Mikhail Maximov	CPP	Success	427,382+0.15 RP
May 22, 2021 09:11	Mikhail Maximov	CPP	Success	432,735
May 22, 2021 09:07	Mikhail Maximov	CPP	Error
May 22, 2021 09:06	Mikhail Maximov	CPP	Success	430,147+0.46 RP
May 22, 2021 09:03	Mikhail Maximov	CPP	Success	438,800+0.65 RP
May 22, 2021 08:59	Mikhail Maximov	CPP	Success	451,763+0.19 RP
May 22, 2021 08:55	Mikhail Maximov	CPP	Success	455,719+0.05 RP
May 22, 2021 08:50	Mikhail Maximov	CPP	Success	456,730+0.56 RP
May 22, 2021 08:48	Mikhail Maximov	CPP	Success	468,718+21.33 RP

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