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 13, 2023 15:04	Андрей	GOgo1.20.4	Success	80,505+0.18 RP
May 13, 2023 15:00	Андрей	GOgo1.20.4	Success	80,777
May 13, 2023 14:57	Андрей	GOgo1.20.4	Success	84,603
May 13, 2023 14:55	Андрей	GOgo1.20.4	Success	80,620+0.60 RP
May 13, 2023 14:52	Андрей	GOgo1.20.4	Success	85,067
May 13, 2023 13:54	Андрей	GOgo1.20.4	Success	89,939
May 13, 2023 12:53	Андрей	GOgo1.20.4	Success	81,014+0.42 RP
May 13, 2023 12:51	Андрей	GOgo1.20.4	Error
May 13, 2023 12:50	Андрей	GOgo1.20.4	Error
May 13, 2023 12:35	Андрей	GOgo1.20.4	Success	81,331
May 13, 2023 12:29	Андрей	GOgo1.20.4	Success	81,288+3.43 RP
May 13, 2023 12:13	Андрей	GOgo1.20.4	Success	83,619+4.33 RP
May 13, 2023 12:08	Андрей	GOgo1.20.4	Success	86,762+8.64 RP
May 13, 2023 11:59	Андрей	GOgo1.20.4	Success	93,796+1.87 RP
May 13, 2023 11:57	Андрей	GOgo1.20.4	Success	95,473+1.74 RP
May 13, 2023 11:54	Андрей	GOgo1.20.4	Success	97,089+1.68 RP
May 13, 2023 11:05	Андрей	GOgo1.20.4	Success	98,696+0.90 RP
May 13, 2023 11:00	Андрей	GOgo1.20.4	Success	99,601
May 13, 2023 10:49	Андрей	GOgo1.20.4	Error
May 13, 2023 10:47	Андрей	GOgo1.20.4	Success	99,987
May 13, 2023 10:44	Андрей	GOgo1.20.4	Success	100,886
May 13, 2023 10:43	Андрей	GOgo1.20.4	Error
May 11, 2023 18:51	Андрей	GOgo1.20.4	Success	101,759
May 11, 2023 18:25	Андрей	GOgo1.20.4	Success	100,163
May 11, 2023 18:01	Андрей	GOgo1.20.4	Success	99,576+0.15 RP
May 11, 2023 17:49	Андрей	GOgo1.20.4	Success	99,721+0.30 RP
May 11, 2023 17:27	Андрей	GOgo1.20.4	Success	101,392
May 10, 2023 18:29	Андрей	GOgo1.20.4	Success	100,031
May 10, 2023 18:27	Андрей	GOgo1.20.4	Success	100,401
May 9, 2023 18:45	Андрей	GOgo1.20.4	Success	100,017+0.30 RP
May 9, 2023 18:43	Андрей	GOgo1.20.4	Success	100,826
May 9, 2023 18:40	Андрей	GOgo1.20.4	Success	100,505
May 9, 2023 18:38	Андрей	GOgo1.20.4	Success	100,321+0.20 RP
May 9, 2023 18:31	Андрей	GOgo1.20.4	Success	109,881
May 9, 2023 18:27	Андрей	GOgo1.20.4	Success	100,518+0.17 RP
May 9, 2023 18:22	Андрей	GOgo1.20.4	Success	112,109
May 9, 2023 18:21	Андрей	GOgo1.20.4	Success	112,021
May 9, 2023 18:19	Андрей	GOgo1.20.4	Success	112,075
May 9, 2023 18:18	Андрей	GOgo1.20.4	Error
May 9, 2023 18:11	Андрей	GOgo1.20.4	Success	100,685+0.19 RP
May 9, 2023 18:08	Андрей	GOgo1.20.4	Success	100,881+0.20 RP
May 9, 2023 18:04	Андрей	GOgo1.20.4	Success	101,159
May 9, 2023 18:03	Андрей	GOgo1.20.4	Success	101,089
May 9, 2023 18:02	Андрей	GOgo1.20.4	Success	101,080+9.51 RP
May 9, 2023 18:01	Андрей	GOgo1.20.4	Success	111,827+1.03 RP
May 9, 2023 17:43	Андрей	GOgo1.20.4	Success	115,969
May 9, 2023 17:43	Андрей	GOgo1.20.4	Success	115,983
May 9, 2023 17:40	Андрей	GOgo1.20.4	Success	113,622
May 9, 2023 17:37	Андрей	GOgo1.20.4	Success	114,211
May 9, 2023 17:35	Андрей	GOgo1.20.4	Success	118,389
May 9, 2023 17:33	Андрей	GOgo1.20.4	Success	116,694
May 8, 2023 09:47	Андрей	GOgo1.20.4	Success	129,800
May 8, 2023 09:34	Андрей	GOgo1.20.4	Error
May 8, 2023 09:30	Андрей	GOgo1.20.4	Error
May 7, 2023 19:03	korinf	GOgo1.20.4	Success	111,818+3.32 RP
May 7, 2023 16:53	Андрей	GOgo1.20.4	Error
May 7, 2023 16:42	korinf	GOgo1.20.4	Error
May 7, 2023 15:48	Андрей	GOgo1.20.4	Success	125,682
May 7, 2023 08:19	Андрей	GOgo1.20.4	Success	125,262
May 6, 2023 16:26	Андрей	GOgo1.20.4	Success	113,124+2.01 RP
May 6, 2023 16:23	Андрей	GOgo1.20.4	Success	125,202
May 6, 2023 16:22	Андрей	GOgo1.20.4	Error
May 6, 2023 16:21	Андрей	GOgo1.20.4	Error
May 6, 2023 16:20	Андрей	GOgo1.20.4	Error
May 6, 2023 16:16	Андрей	GOgo1.20.4	Error
May 6, 2023 16:14	Андрей	GOgo1.20.4	Success	126,106
May 6, 2023 16:13	Андрей	GOgo1.20.4	Success	127,200
May 6, 2023 16:12	Андрей	GOgo1.20.4	Success	130,907
May 6, 2023 16:11	Андрей	GOgo1.20.4	Success	128,011
May 6, 2023 14:57	Андрей	GOgo1.20.4	Error
May 6, 2023 14:50	Андрей	GOgo1.20.4	Success	135,158
May 6, 2023 14:27	Андрей	GOgo1.20.4	Success	135,418
May 6, 2023 14:25	Андрей	GOgo1.20.4	Success	136,632
May 6, 2023 14:21	Андрей	GOgo1.20.4	Success	137,034
May 6, 2023 13:13	Андрей	GOgo1.20.4	Success	121,084
May 6, 2023 13:11	Андрей	GOgo1.20.4	Success	118,360
May 6, 2023 13:10	Андрей	GOgo1.20.4	Success	120,931
May 6, 2023 12:54	Андрей	GOgo1.20.4	Success	115,761+0.02 RP
May 6, 2023 12:53	Андрей	GOgo1.20.4	Success	116,491
May 6, 2023 12:52	Андрей	GOgo1.20.4	Success	119,227
May 6, 2023 12:51	Андрей	GOgo1.20.4	Success	115,784+0.50 RP
May 6, 2023 12:47	Андрей	GOgo1.20.4	Success	118,153
May 6, 2023 12:19	Андрей	GOgo1.20.4	Success	119,879
May 6, 2023 12:15	Андрей	GOgo1.20.4	Success	129,440
May 6, 2023 12:05	Андрей	GOgo1.20.4	Success	116,452+3.42 RP
May 6, 2023 11:55	Андрей	GOgo1.20.4	Success	272,062
May 5, 2023 15:18	Андрей	GOgo1.20.4	Success	199,819
May 4, 2023 20:46	korinf	GOgo1.20.4	Success	116,123+0.62 RP
May 4, 2023 20:45	korinf	GOgo1.20.4	Success	116,962+0.17 RP
May 4, 2023 20:43	korinf	GOgo1.20.4	Success	117,189+0.23 RP
May 4, 2023 20:41	korinf	GOgo1.20.4	Success	118,064
May 4, 2023 20:39	korinf	GOgo1.13.9	Success	127,892
May 4, 2023 16:19	Андрей	GOgo1.20.4	Error
May 4, 2023 08:15	korinf	GOgo1.20.4	Success	117,556
May 3, 2023 20:48	korinf	GOgo1.20.4	Error
May 3, 2023 20:45	korinf	GOgo1.20.4	Error
May 3, 2023 20:42	korinf	GOgo1.20.4	Error
May 3, 2023 20:37	korinf	GOgo1.20.4	Success	117,511+4.01 RP
May 3, 2023 20:34	korinf	GOgo1.20.4	Error
May 3, 2023 19:46	korinf	GOgo1.20.4	Success	123,315+1.67 RP

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