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
Mar 22, 2026 06:29	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:29	olliecrow	CSHARP9.0.14	Success	13,145
Mar 22, 2026 06:28	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:28	olliecrow	CSHARP9.0.14	Success	13,034
Mar 22, 2026 06:27	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:27	olliecrow	CSHARP9.0.14	Success	13,211
Mar 22, 2026 06:27	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:26	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:26	olliecrow	CSHARP9.0.14	Success	13,157
Mar 22, 2026 06:25	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:25	olliecrow	RUSTrust-1.94.0	Success	14,556
Mar 22, 2026 06:25	olliecrow	CSHARP9.0.14	Success	13,167
Mar 22, 2026 06:25	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:23	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:23	olliecrow	CSHARP9.0.14	Success	13,199
Mar 22, 2026 06:22	olliecrow	ZIG0.14.0	Success	10,646
Mar 22, 2026 06:22	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:22	olliecrow	CSHARP9.0.14	Success	13,163
Mar 22, 2026 06:21	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:20	olliecrow	CSHARP9.0.14	Success	13,146
Mar 22, 2026 06:18	olliecrow	CSHARP9.0.14	Success	13,028
Mar 22, 2026 06:18	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:17	olliecrow	CSHARP9.0.14	Success	13,156
Mar 22, 2026 06:16	olliecrow	ZIG0.14.0	Success	9,927+1.82 RP
Mar 22, 2026 06:15	olliecrow	CSHARP9.0.14	Success	13,004
Mar 22, 2026 06:14	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:14	olliecrow	ZIG0.14.0	Success	10,594
Mar 22, 2026 06:12	olliecrow	CSHARP9.0.14	Success	13,191
Mar 22, 2026 06:12	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:11	olliecrow	ZIG0.14.0	Success	10,067
Mar 22, 2026 06:09	olliecrow	CSHARP9.0.14	Success	13,216
Mar 22, 2026 06:09	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:09	olliecrow	ZIG0.14.0	Success	10,135
Mar 22, 2026 06:07	olliecrow	CSHARP9.0.14	Success	13,182
Mar 22, 2026 06:06	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:06	olliecrow	ZIG0.14.0	Success	10,065
Mar 22, 2026 06:04	olliecrow	CSHARP9.0.14	Success	13,135
Mar 22, 2026 06:03	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:03	olliecrow	ZIG0.14.0	Success	10,092
Mar 22, 2026 06:03	olliecrow	RUSTrust-1.94.0	Success	14,958
Mar 22, 2026 06:01	olliecrow	CSHARP9.0.14	Success	13,138
Mar 22, 2026 06:00	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 06:00	olliecrow	ZIG0.14.0	Success	10,090
Mar 22, 2026 05:58	olliecrow	CSHARP9.0.14	Success	13,080
Mar 22, 2026 05:57	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:57	olliecrow	ZIG0.14.0	Success	10,090
Mar 22, 2026 05:57	olliecrow	ZIG0.14.0	Success	9,936+18.66 RP
Mar 22, 2026 05:56	olliecrow	CSHARP9.0.14	Success	13,196
Mar 22, 2026 05:55	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:55	olliecrow	ZIG0.14.0	Success	10,084
Mar 22, 2026 05:53	olliecrow	CSHARP9.0.14	Success	13,235
Mar 22, 2026 05:53	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:52	olliecrow	ZIG0.14.0	Success	10,087
Mar 22, 2026 05:52	olliecrow	ZIG0.14.0	Success	10,042
Mar 22, 2026 05:52	olliecrow	CSHARP9.0.14	Success	13,005
Mar 22, 2026 05:51	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:51	olliecrow	ZIG0.14.0	Success	10,118
Mar 22, 2026 05:50	olliecrow	CSHARP9.0.14	Success	13,176
Mar 22, 2026 05:49	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:49	olliecrow	ZIG0.14.0	Success	10,087
Mar 22, 2026 05:48	olliecrow	CSHARP9.0.14	Success	13,067
Mar 22, 2026 05:47	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:47	olliecrow	ZIG0.14.0	Success	10,136
Mar 22, 2026 05:46	olliecrow	CSHARP9.0.14	Success	13,189
Mar 22, 2026 05:45	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:45	olliecrow	ZIG0.14.0	Success	10,098
Mar 22, 2026 05:44	olliecrow	CSHARP9.0.14	Success	13,252
Mar 22, 2026 05:44	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:43	olliecrow	ZIG0.14.0	Success	10,114
Mar 22, 2026 05:42	olliecrow	CSHARP9.0.14	Success	13,159
Mar 22, 2026 05:42	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:41	olliecrow	ZIG0.14.0	Success	10,079
Mar 22, 2026 05:41	olliecrow	RUSTrust-1.94.0	Success	15,071
Mar 22, 2026 05:39	olliecrow	CSHARP9.0.14	Success	13,113
Mar 22, 2026 05:39	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:39	olliecrow	ZIG0.14.0	Success	10,124
Mar 22, 2026 05:38	olliecrow	ZIG0.14.0	Success	11,955
Mar 22, 2026 05:38	olliecrow	CSHARP9.0.14	Success	13,075
Mar 22, 2026 05:37	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:37	olliecrow	ZIG0.14.0	Success	11,707
Mar 22, 2026 05:36	olliecrow	CSHARP9.0.14	Success	13,197
Mar 22, 2026 05:35	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:35	olliecrow	ZIG0.14.0	Success	10,054
Mar 22, 2026 05:33	olliecrow	CSHARP9.0.14	Success	13,131
Mar 22, 2026 05:32	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:32	olliecrow	ZIG0.14.0	Success	10,114
Mar 22, 2026 05:32	olliecrow	ZIG0.14.0	Success	10,087
Mar 22, 2026 05:31	olliecrow	CSHARP9.0.14	Success	13,016
Mar 22, 2026 05:31	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:30	olliecrow	ZIG0.14.0	Success	10,083
Mar 22, 2026 05:29	olliecrow	CSHARP9.0.14	Success	13,084
Mar 22, 2026 05:29	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:29	olliecrow	ZIG0.14.0	Success	10,058
Mar 22, 2026 05:28	olliecrow	CSHARP9.0.14	Success	12,992
Mar 22, 2026 05:27	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:27	olliecrow	ZIG0.14.0	Success	10,131
Mar 22, 2026 05:26	olliecrow	CSHARP9.0.14	Success	13,167
Mar 22, 2026 05:25	olliecrow	RUSTrust-1.94.0	Error
Mar 22, 2026 05:24	olliecrow	CSHARP9.0.14	Success	13,230
Mar 22, 2026 05:23	olliecrow	RUSTrust-1.94.0	Error

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