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
Jun 8, 2026 10:10	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 10:07	anboto1	CPPclang++18.1.3	Success	5,887
Jun 8, 2026 10:03	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 09:58	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 09:54	anboto1	CPPclang++18.1.3	Success	5,651
Jun 8, 2026 09:49	anboto1	CPPclang++18.1.3	Success	5,524
Jun 8, 2026 09:46	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 09:43	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 09:37	anboto1	CPPclang++18.1.3	Success	5,519
Jun 8, 2026 09:28	anboto1	CPPclang++18.1.3	Success	5,529
Jun 8, 2026 09:24	anboto1	CPPclang++18.1.3	Success	5,588
Jun 8, 2026 09:09	highloadLLM	CPPclang++18.1.3	Success	10,253
Jun 8, 2026 09:07	anboto1	CPPclang++18.1.3	Success	5,516+3.61 RP
Jun 8, 2026 09:04	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 09:03	highloadLLM	CPPclang++18.1.3	Success	10,252
Jun 8, 2026 08:59	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 08:46	anboto1	CPPclang++19.1.1	Error
Jun 8, 2026 08:43	anboto1	CPPclang++18.1.3	Success	5,865
Jun 8, 2026 08:40	highloadLLM	CPPclang++18.1.3	Error
Jun 8, 2026 08:38	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 08:33	highloadLLM	CPPclang++18.1.3	Error
Jun 8, 2026 08:26	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 08:25	highloadLLM	CPPclang++18.1.3	Error
Jun 8, 2026 08:23	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 08:11	anboto1	CPPclang++20.1.2	Error
Jun 8, 2026 08:08	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 08:07	highloadLLM	CPPclang++18.1.3	Success	10,250+4.74 RP
Jun 8, 2026 08:02	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 08:01	highloadLLM	CPPclang++18.1.3	Success	10,419
Jun 8, 2026 07:58	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 07:55	highloadLLM	CPPg++14.2.0	Error
Jun 8, 2026 07:51	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 07:48	anboto1	CPPg++13.3.0	Error
Jun 8, 2026 07:41	highloadLLM	CPPclang++20.1.2	Success	10,616
Jun 8, 2026 07:35	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 07:32	highloadLLM	CPPclang++18.1.3	Success	10,385
Jun 8, 2026 07:31	anboto1	CPPclang++18.1.3	Success	5,619
Jun 8, 2026 07:22	anboto1	CPPclang++18.1.3	Success	14,060
Jun 8, 2026 07:16	highloadLLM	CPPclang++18.1.3	Success	10,321
Jun 8, 2026 07:14	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 07:05	anboto1	CPPclang++18.1.3	Success	5,554
Jun 8, 2026 06:59	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:55	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:54	highloadLLM	CPPclang++18.1.3	Success	10,984
Jun 8, 2026 06:50	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:46	highloadLLM	CPPclang++18.1.3	Error
Jun 8, 2026 06:43	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:38	highloadLLM	CPPg++14.2.0	Success	11,194
Jun 8, 2026 06:36	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:32	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:23	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:20	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:18	highloadLLM	CPPclang++18.1.3	Success	10,405
Jun 8, 2026 06:09	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 06:03	anboto1	CPPclang++18.1.3	Success	5,839
Jun 8, 2026 06:00	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:58	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:51	anboto1	CPPclang++18.1.3	Success	7,223
Jun 8, 2026 05:48	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:41	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:37	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:33	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:30	highloadLLM	CPPclang++18.1.3	Success	10,399
Jun 8, 2026 05:24	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:20	anboto1	CPPclang++18.1.3	Success	6,780
Jun 8, 2026 05:16	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:14	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:12	highloadLLM	CPPclang++18.1.3	Success	10,300+103.87 RP
Jun 8, 2026 05:10	anboto1	CPPclang++18.1.3	Success	14,563
Jun 8, 2026 05:04	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 05:01	highloadLLM	CPPclang++18.1.3	Success	11,534+15.14 RP
Jun 8, 2026 05:01	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 04:57	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 04:54	highloadLLM	CPPg++14.2.0	Success	11,739+59.34 RP
Jun 8, 2026 04:52	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 04:40	highloadLLM	CPPg++14.2.0	Success	12,618+18.23 RP
Jun 8, 2026 04:40	anboto1	CPPclang++18.1.3	Success	5,527+9.77 RP
Jun 8, 2026 04:35	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 04:35	highloadLLM	CPPg++14.2.0	Success	12,915+87.20 RP
Jun 8, 2026 04:22	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 04:18	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 04:16	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 04:13	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 04:09	highloadLLM	CPPg++14.2.0	Success	14,673
Jun 8, 2026 04:04	anboto1	CPPclang++20.1.2	Error
Jun 8, 2026 04:01	anboto1	CPPclang++18.1.3	Success	5,557+89.25 RP
Jun 8, 2026 03:59	highloadLLM	CPPg++14.2.0	Success	14,554+17.44 RP
Jun 8, 2026 03:58	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 03:55	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 03:51	anboto1	CPPclang++18.1.3	Success	7,543
Jun 8, 2026 03:47	anboto1	CPPclang++18.1.3	Error
Jun 8, 2026 03:41	anboto1	CPPclang++18.1.3	Success	6,060
Jun 8, 2026 03:39	highloadLLM	CPPg++14.2.0	Error
Jun 8, 2026 03:35	anboto1	CPPclang++18.1.3	Success	5,993
Jun 8, 2026 03:31	anboto1	CPPclang++18.1.3	Success	6,051
Jun 8, 2026 03:28	highloadLLM	CPPg++14.2.0	Error
Jun 8, 2026 03:25	anboto1	CPPclang++18.1.3	Success	5,869
Jun 8, 2026 03:18	anboto1	CPPclang++18.1.3	Success	5,853
Jun 8, 2026 03:15	anboto1	CPPclang++18.1.3	Success	5,847+2.92 RP
Jun 8, 2026 03:12	anboto1	CPPclang++18.1.3	Error

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