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
Jun 7, 2026 18:59	highloadLLM	CPPg++13.3.0	Success	24,167
Jun 7, 2026 18:55	highloadLLM	CPPg++13.3.0	Success	23,902
Jun 7, 2026 18:51	highloadLLM	CPPg++13.3.0	Success	23,772+7.13 RP
Jun 7, 2026 18:47	anboto1	CPPclang++20.1.2	Error
Jun 7, 2026 18:47	highloadLLM	CPPg++13.3.0	Success	24,738
Jun 7, 2026 18:43	highloadLLM	CPPg++13.3.0	Success	31,771
Jun 7, 2026 18:40	anboto1	CPPclang++20.1.2	Success	22,208
Jun 7, 2026 18:37	anboto1	CPPclang++20.1.2	Success	22,409
Jun 7, 2026 18:37	highloadLLM	CPPg++13.3.0	Error
Jun 7, 2026 18:34	anboto1	CPPclang++20.1.2	Success	22,403
Jun 7, 2026 18:33	highloadLLM	CPPg++13.3.0	Success	31,903
Jun 7, 2026 18:32	anboto1	CPPclang++20.1.2	Error
Jun 7, 2026 18:28	anboto1	CPPclang++20.1.2	Error
Jun 7, 2026 18:28	highloadLLM	CPPg++13.3.0	Success	27,038
Jun 7, 2026 18:25	anboto1	CPPclang++20.1.2	Success	22,176
Jun 7, 2026 18:22	anboto1	CPPclang++20.1.2	Success	22,294
Jun 7, 2026 18:20	highloadLLM	CPPg++13.3.0	Success	25,204
Jun 7, 2026 18:18	anboto1	CPPclang++20.1.2	Success	22,288
Jun 7, 2026 18:15	anboto1	CPPclang++20.1.2	Error
Jun 7, 2026 18:14	highloadLLM	CPPg++13.3.0	Error
Jun 7, 2026 18:11	anboto1	CPPclang++20.1.2	Success	23,951
Jun 7, 2026 18:10	highloadLLM	CPPg++13.3.0	Success	48,839
Jun 7, 2026 18:08	anboto1	CPPclang++20.1.2	Success	22,665
Jun 7, 2026 18:05	anboto1	CPPclang++20.1.2	Success	22,384
Jun 7, 2026 18:04	highloadLLM	CPPclang++18.1.3	Success	30,227
Jun 7, 2026 18:02	anboto1	CPPclang++19.1.1	Success	23,063
Jun 7, 2026 17:59	anboto1	CPPclang++20.1.2	Success	22,104+2.04 RP
Jun 7, 2026 17:58	highloadLLM	CPPclang++18.1.3	Error
Jun 7, 2026 17:54	anboto1	CPPclang++18.1.3	Success	24,275
Jun 7, 2026 17:51	anboto1	CPPclang++18.1.3	Success	22,750
Jun 7, 2026 17:48	highloadLLM	CPPg++13.3.0	Success	25,841
Jun 7, 2026 17:46	anboto1	CPPclang++18.1.3	Success	22,204+46.07 RP
Jun 7, 2026 17:44	highloadLLM	CPPg++13.3.0	Success	24,502
Jun 7, 2026 17:42	anboto1	CPPclang++18.1.3	Error
Jun 7, 2026 17:38	highloadLLM	CPPg++13.3.0	Success	24,182+3.21 RP
Jun 7, 2026 17:38	anboto1	CPPclang++18.1.3	Error
Jun 7, 2026 17:33	highloadLLM	CPPg++13.3.0	Success	24,681
Jun 7, 2026 17:30	anboto1	CPPclang++18.1.3	Success	25,075
Jun 7, 2026 17:28	highloadLLM	CPPg++13.3.0	Success	26,033
Jun 7, 2026 17:26	anboto1	CPPclang++18.1.3	Success	24,827
Jun 7, 2026 17:23	highloadLLM	CPPg++13.3.0	Success	29,283
Jun 7, 2026 17:21	anboto1	CPPclang++18.1.3	Success	25,116
Jun 7, 2026 17:17	anboto1	CPPclang++18.1.3	Success	27,283
Jun 7, 2026 17:17	highloadLLM	CPPclang++18.1.3	Success	25,579
Jun 7, 2026 17:14	anboto1	CPPclang++18.1.3	Success	24,734+3.36 RP
Jun 7, 2026 17:11	highloadLLM	CPPg++13.3.0	Success	33,650
Jun 7, 2026 17:10	anboto1	CPPclang++18.1.3	Success	28,183
Jun 7, 2026 17:06	anboto1	CPPclang++18.1.3	Success	24,941+17.85 RP
Jun 7, 2026 17:03	anboto1	CPPclang++18.1.3	Success	26,103+42.28 RP
Jun 7, 2026 16:59	anboto1	CPPclang++18.1.3	Success	30,818
Jun 7, 2026 16:56	anboto1	CPPclang++18.1.3	Success	29,341+14.96 RP
Jun 7, 2026 16:52	anboto1	CPPclang++18.1.3	Success	30,688+3.61 RP
Jun 7, 2026 16:49	anboto1	CPPclang++18.1.3	Success	31,349
Jun 7, 2026 16:46	highloadLLM	CPPg++13.3.0	Success	26,540
Jun 7, 2026 16:46	anboto1	CPPclang++18.1.3	Success	36,033
Jun 7, 2026 16:43	anboto1	CPPclang++18.1.3	Success	31,032+12.62 RP
Jun 7, 2026 16:39	anboto1	CPPclang++18.1.3	Success	37,989
Jun 7, 2026 16:38	highloadLLM	CPPg++14.2.0	Success	24,433
Jun 7, 2026 16:36	anboto1	CPPclang++18.1.3	Success	32,297+12.17 RP
Jun 7, 2026 16:33	highloadLLM	CPPg++13.3.0	Success	24,371+104.58 RP
Jun 7, 2026 16:33	anboto1	CPPclang++18.1.3	Success	33,618+37.16 RP
Jun 7, 2026 16:29	highloadLLM	CPPg++13.3.0	Error
Jun 7, 2026 16:28	anboto1	CPPclang++18.1.3	Success	38,417+100.02 RP
Jun 7, 2026 16:23	anboto1	CPPclang++18.1.3	Error
Jun 7, 2026 16:19	anboto1	CPPclang++18.1.3	Error
Jun 7, 2026 16:19	highloadLLM	CPPg++13.3.0	Success	32,707+84.50 RP
Jun 7, 2026 16:13	anboto1	CPPclang++18.1.3	Error
Jun 7, 2026 16:12	highloadLLM	CPPg++13.3.0	Success	45,198+43.37 RP
Jun 7, 2026 16:07	anboto1	CPPclang++18.1.3	Success	137,878
Jun 7, 2026 16:05	highloadLLM	CPPg++13.3.0	Success	56,219+3.47 RP
Jun 7, 2026 16:01	highloadLLM	CPPclang++20.1.2	Success	60,420
Jun 7, 2026 16:00	anboto1	CPPclang++18.1.3	Success	62,390+5.54 RP
Jun 7, 2026 15:57	highloadLLM	CPPg++13.3.0	Success	57,336+1.25 RP
Jun 7, 2026 15:55	anboto1	CPPclang++18.1.3	Error
Jun 7, 2026 15:49	highloadLLM	CPPg++13.3.0	Success	57,750+36.72 RP
Jun 7, 2026 15:48	anboto1	CPPclang++18.1.3	Success	64,938
Jun 7, 2026 15:45	anboto1	CPPclang++18.1.3	Success	64,624+15.36 RP
Jun 7, 2026 15:44	highloadLLM	CPPg++13.3.0	Error
Jun 7, 2026 15:40	anboto1	CPPg++14.2.0	Success	71,745+139.38 RP
Jun 7, 2026 15:40	highloadLLM	CPPg++13.3.0	Error
Jun 7, 2026 15:38	anboto1	CPPg++14.2.0	Error
Jun 7, 2026 15:35	highloadLLM	CPPg++13.3.0	Success	73,293+37.00 RP
Jun 7, 2026 15:28	highloadLLM	CPPg++13.3.0	Success	100,566+99.44 RP
Jun 7, 2026 15:25	highloadLLM	CPPg++14.2.0	Error
Jun 7, 2026 03:35	Victor Mercklé	CPPg++13.3.0	Success	6,630
Jun 7, 2026 03:21	Victor Mercklé	CPPg++13.3.0	Success	6,597+2.29 RP
Jun 7, 2026 03:12	Victor Mercklé	CPPg++13.3.0	Success	6,611
Jun 7, 2026 03:02	Victor Mercklé	CPPg++13.3.0	Success	6,607+6.84 RP
Jun 5, 2026 14:25	Victor Mercklé	CPPg++13.3.0	Success	6,661
Jun 5, 2026 14:20	Victor Mercklé	CPPg++13.3.0	Success	6,671
Jun 5, 2026 14:15	Victor Mercklé	CPPg++13.3.0	Success	6,661
Jun 5, 2026 14:10	Victor Mercklé	CPPg++13.3.0	Success	6,677
Jun 5, 2026 14:02	Victor Mercklé	CPPg++13.3.0	Success	7,175
Jun 5, 2026 13:57	Victor Mercklé	CPPg++13.3.0	Success	7,002
Jun 5, 2026 13:50	Victor Mercklé	CPPg++13.3.0	Success	6,676
Jun 4, 2026 23:42	Maya Rebholz	CPPg++10.5.0	Error
Jun 4, 2026 23:40	Maya Rebholz	CPPg++10.5.0	Error
Jun 4, 2026 22:48	Maya Rebholz	CPPg++10.5.0	Error
Jun 4, 2026 22:29	Maya Rebholz	CPPg++10.5.0	Success	175,030+5.22 RP
Jun 4, 2026 21:57	Maya Rebholz	CPPg++10.5.0	Error

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