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 1, 2023 18:37	korinf	GOgo1.20.3	Success	265,646
May 1, 2023 18:32	korinf	GOgo1.20.3	Error
May 1, 2023 18:31	korinf	GOgo1.20.3	Error
May 1, 2023 18:26	korinf	GOgo1.20.3	Success	255,024
May 1, 2023 18:09	korinf	GOgo1.20.3	Error
May 1, 2023 18:01	korinf	GOgo1.20.3	Error
May 1, 2023 16:52	korinf	GOgo1.20.3	Error
May 1, 2023 16:46	korinf	GOgo1.20.3	Error
May 1, 2023 16:44	korinf	GOgo1.20.3	Error
May 1, 2023 16:41	korinf	GOgo1.20.3	Error
May 1, 2023 14:29	Андрей	GOgo1.20.3	Success	208,727
May 1, 2023 14:26	Андрей	GOgo1.20.3	Error
May 1, 2023 14:25	Андрей	GOgo1.20.3	Error
May 1, 2023 12:49	Андрей	GOgo1.20.3	Error
May 1, 2023 12:47	Андрей	GOgo1.20.3	Error
May 1, 2023 12:44	Андрей	GOgo1.20.3	Error
May 1, 2023 11:27	Андрей	GOgo1.20.3	Success	206,291
May 1, 2023 09:27	korinf	GOgo1.20.3	Success	208,034+0.08 RP
May 1, 2023 09:20	korinf	GOgo1.20.3	Success	208,384+4.60 RP
May 1, 2023 09:13	korinf	GOgo1.20.3	Success	246,907
May 1, 2023 09:10	korinf	GOgo1.20	Success	256,446
May 1, 2023 09:04	korinf	GOgo1.20.3	Success	230,470+43.39 RP
Apr 30, 2023 16:23	Андрей	GOgo1.20.3	Success	199,193+0.43 RP
Apr 30, 2023 16:22	Андрей	GOgo1.20.3	Error
Apr 30, 2023 16:14	Андрей	GOgo1.20.3	Error
Apr 30, 2023 16:12	Андрей	GOgo1.20.3	Error
Apr 30, 2023 15:14	Андрей	GOgo1.20.3	Success	200,911+2.81 RP
Apr 30, 2023 15:07	Андрей	GOgo1.20.3	Error
Apr 30, 2023 13:09	Андрей	GOgo1.20.3	Success	212,927+9.19 RP
Apr 29, 2023 18:29	Андрей	GOgo1.20.3	Error
Apr 29, 2023 18:13	Андрей	GOgo1.20.3	Error
Apr 29, 2023 14:47	Андрей	GOgo1.20.3	Error
Mar 28, 2023 19:17	Sergey Stremin	RUSTrust-1.68.0	Success	18,646
Mar 26, 2023 16:29	Sergey Stremin	RUSTrust-1.68.0	Success	19,662
Mar 26, 2023 13:38	Sergey Stremin	RUSTrust-1.68.0	Success	18,584
Mar 26, 2023 13:31	Sergey Stremin	RUSTrust-1.68.0	Success	18,365+6.08 RP
Mar 12, 2023 13:36	Saveliev Anton	GOgo1.20.2	Success	80,270+6.09 RP
Mar 12, 2023 13:33	Saveliev Anton	GOgo1.20.2	Success	84,394+118.49 RP
Mar 11, 2023 19:20	Saveliev Anton	GOgo1.20.2	Error
Mar 11, 2023 19:03	Saveliev Anton	GOgo1.20.2	Error
Mar 11, 2023 18:43	Saveliev Anton	GOgo1.20.2	Error
Mar 11, 2023 18:05	Saveliev Anton	GOgo1.20.2	Error
Mar 11, 2023 18:04	Saveliev Anton	GOgo1.20.2	Error
Mar 9, 2023 02:36	Saken Berdibekov	GOgo1.20.2	Error
Mar 9, 2023 02:34	Saken Berdibekov	GOgo1.20.2	Error
Mar 9, 2023 02:32	Saken Berdibekov	GOgo1.20.2	Error
Mar 9, 2023 02:30	Saken Berdibekov	GOgo1.20.2	Error
Mar 9, 2023 02:27	Saken Berdibekov	GOgo1.20.2	Success	230,240+43.43 RP
Mar 8, 2023 19:30	Saveliev Anton	GOgo1.20.1	Error
Mar 8, 2023 19:23	Saveliev Anton	GOgo1.20.1	Error
Mar 8, 2023 19:20	Saveliev Anton	GOgo1.20.1	Error
Mar 8, 2023 16:59	Saveliev Anton	GOgo1.20.1	Error
Mar 8, 2023 16:48	Saveliev Anton	GOgo1.20.1	Error
Mar 8, 2023 16:04	Saveliev Anton	GOgo1.20.1	Error
Mar 8, 2023 15:39	Saveliev Anton	GOgo1.20.1	Error
Mar 8, 2023 15:37	Saveliev Anton	GOgo1.20.1	Error
Mar 8, 2023 15:13	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 20:23	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 20:21	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 20:18	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 20:09	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 20:03	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 19:57	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 14:25	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 14:24	Saveliev Anton	GOgo1.20.1	Error
Mar 7, 2023 12:43	Андрей	GOgo1.20.1	Success	264,763+37.77 RP
Mar 7, 2023 12:36	Андрей	GOgo1.20.1	Error
Mar 7, 2023 11:45	Андрей	GOgo1.20.1	Error
Mar 7, 2023 11:29	Андрей	GOgo1.20.1	Error
Mar 7, 2023 11:26	Андрей	GOgo1.20.1	Error
Mar 4, 2023 11:21	Sergey Stremin	RUSTrust-1.63.0	Success	18,661
Feb 27, 2023 13:38	Yuriy Lyfenko	CPPg++9.3.0	Success	11,955
Feb 26, 2023 18:00	avdgl	GOgo1.18.10	Success	119,054+84.00 RP
Feb 22, 2023 15:05	Arsen Abdusalamov	GOgo1.20.1	Success	241,137+41.47 RP
Feb 20, 2023 21:47	Oleg T	CPPclang++10.0.0	Success	25,137
Feb 20, 2023 21:45	Oleg T	CPPclang++10.0.0	Success	28,596
Feb 20, 2023 21:45	Oleg T	CPPclang++10.0.0	Success	29,269
Feb 20, 2023 21:44	Oleg T	CPPclang++10.0.0	Success	29,453
Feb 20, 2023 21:43	Oleg T	CPPclang++10.0.0	Success	24,242
Feb 20, 2023 21:42	Oleg T	CPPg++9.3.0	Error
Feb 20, 2023 21:41	Oleg T	CPPg++9.3.0	Error
Feb 20, 2023 21:30	Oleg T	CPPg++9.3.0	Success	41,751
Feb 20, 2023 21:28	Oleg T	CPPclang++10.0.0	Success	42,136
Feb 20, 2023 21:25	Oleg T	CPPclang++10.0.0	Success	33,493
Feb 20, 2023 21:24	Oleg T	CPPclang++10.0.0	Success	25,873
Feb 20, 2023 21:16	Oleg T	CPPg++9.3.0	Success	24,511
Feb 20, 2023 21:15	Oleg T	CPPclang++10.0.0	Success	24,805
Feb 20, 2023 21:11	Oleg T	CPPclang++10.0.0	Error
Feb 20, 2023 21:10	Oleg T	CPPclang++10.0.0	Error
Feb 20, 2023 21:09	Oleg T	CPPclang++10.0.0	Error
Feb 20, 2023 21:08	Oleg T	CPPclang++10.0.0	Success	24,113+33.96 RP
Feb 20, 2023 21:06	Oleg T	CPPclang++10.0.0	Error
Feb 20, 2023 21:06	Oleg T	CPPclang++10.0.0	Success	28,410
Feb 20, 2023 21:05	Oleg T	CPPclang++10.0.0	Success	29,117
Feb 20, 2023 21:04	Oleg T	CPPclang++10.0.0	Success	27,236
Feb 20, 2023 21:03	Oleg T	CPPclang++10.0.0	Success	26,264+4.78 RP
Feb 20, 2023 21:03	Oleg T	CPPg++9.3.0	Success	26,598+174.89 RP
Feb 20, 2023 21:00	Oleg T	CPPg++9.3.0	Success	49,732+179.47 RP
Feb 20, 2023 20:59	Oleg T	CPPg++9.3.0	Error
Feb 20, 2023 20:58	Oleg T	CPPg++9.3.0	Error

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