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 28, 2024 11:51	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:50	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:47	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:40	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:32	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:31	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:28	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:26	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:19	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 11:16	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 00:09	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 00:09	Joad Nacer	CPPclang++10.0.0	Error
May 28, 2024 00:04	Joad Nacer	CPPclang++10.0.0	Success	8,183
May 28, 2024 00:03	Joad Nacer	CPPclang++10.0.0	Success	11,223
May 28, 2024 00:03	Joad Nacer	CPPclang++10.0.0	Success	9,500
May 28, 2024 00:00	Joad Nacer	CPPclang++10.0.0	Success	7,882
May 27, 2024 23:59	Joad Nacer	CPPg++9.4.0	Success	8,853
May 27, 2024 23:59	Joad Nacer	CPPclang++10.0.0	Success	8,156
May 27, 2024 23:57	Joad Nacer	CPPclang++10.0.0	Error
May 27, 2024 23:56	Joad Nacer	CPPclang++10.0.0	Success	8,233
May 27, 2024 23:49	Joad Nacer	CPPclang++10.0.0	Success	8,066
May 27, 2024 23:49	Joad Nacer	CPPclang++10.0.0	Success	8,100
May 27, 2024 23:47	Joad Nacer	CPPclang++10.0.0	Success	8,332
May 27, 2024 23:47	Joad Nacer	CPPclang++10.0.0	Error
May 27, 2024 23:46	Joad Nacer	CPPclang++10.0.0	Success	8,692
May 27, 2024 23:45	Joad Nacer	CPPclang++10.0.0	Success	9,400
May 27, 2024 23:43	Joad Nacer	CPPclang++10.0.0	Success	7,905
May 27, 2024 23:42	Joad Nacer	CPPclang++10.0.0	Success	7,880+8.80 RP
May 25, 2024 17:38	Harshit Gupta	CPPg++9.4.0	Success	482,652+20.72 RP
May 25, 2024 08:44	Cema	CPPg++9.4.0	Error
May 24, 2024 19:53	Cema	CPPg++9.4.0	Success	303,050
May 24, 2024 19:35	Cema	CPPg++9.4.0	Success	296,140
May 24, 2024 19:34	Cema	CPPg++9.4.0	Success	296,168
May 24, 2024 19:30	Cema	CPPg++9.4.0	Error
May 23, 2024 20:16	Joad Nacer	CPPclang++10.0.0	Error
May 22, 2024 18:38	Joad Nacer	CPPclang++10.0.0	Error
May 22, 2024 18:37	Joad Nacer	CPPclang++10.0.0	Success	8,416
May 22, 2024 18:36	Joad Nacer	CPPclang++10.0.0	Error
May 22, 2024 18:34	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 21:11	Joad Nacer	CPPclang++10.0.0	Success	7,935+31.29 RP
May 21, 2024 19:31	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 19:30	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 18:23	Joad Nacer	CPPclang++10.0.0	Success	9,515
May 21, 2024 18:21	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 18:20	Joad Nacer	CPPclang++10.0.0	Success	9,274
May 21, 2024 18:18	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 18:17	Joad Nacer	CPPclang++10.0.0	Success	8,321
May 21, 2024 18:16	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 18:14	Joad Nacer	CPPclang++10.0.0	Success	9,311
May 21, 2024 18:13	Joad Nacer	CPPg++9.4.0	Success	9,336
May 21, 2024 18:12	Joad Nacer	CPPclang++10.0.0	Success	8,265
May 21, 2024 18:11	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 18:08	Joad Nacer	CPPclang++10.0.0	Success	8,137+7.80 RP
May 21, 2024 17:59	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 17:58	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 17:57	Joad Nacer	CPPclang++10.0.0	Success	9,716
May 21, 2024 17:56	Joad Nacer	CPPclang++10.0.0	Success	9,742
May 21, 2024 17:55	Joad Nacer	CPPclang++10.0.0	Success	8,189+187.77 RP
May 21, 2024 17:55	Joad Nacer	CPPclang++10.0.0	Success	10,611
May 21, 2024 17:54	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 17:52	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 17:50	Joad Nacer	CPPclang++10.0.0	Success	9,677+29.16 RP
May 21, 2024 16:23	Joad Nacer	CPPclang++10.0.0	Success	11,284
May 21, 2024 16:21	Joad Nacer	CPPclang++10.0.0	Error
May 21, 2024 16:15	Joad Nacer	CPPclang++10.0.0	Success	12,510
May 19, 2024 20:33	korsajan	GOgo1.22.2	Success	496,509
May 19, 2024 20:25	korsajan	GOgo1.22.2	Error
May 19, 2024 20:19	korsajan	GOgo1.22.2	Error
May 15, 2024 22:55	Joad Nacer	CPPclang++10.0.0	Success	12,574
May 15, 2024 22:50	Joad Nacer	CPPclang++10.0.0	Error
May 15, 2024 12:12	Joad Nacer	CPPclang++10.0.0	Error
May 15, 2024 12:12	Joad Nacer	CPPclang++10.0.0	Error
May 15, 2024 12:05	Joad Nacer	CPPclang++10.0.0	Error
May 15, 2024 12:05	Joad Nacer	CPPclang++10.0.0	Error
May 15, 2024 11:32	Joad Nacer	CPPclang++10.0.0	Error
May 15, 2024 11:29	Joad Nacer	CPPclang++10.0.0	Error
May 15, 2024 11:27	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 19:34	Joad Nacer	CPPclang++10.0.0	Success	12,996
May 13, 2024 18:32	Joad Nacer	CPPclang++10.0.0	Success	14,044
May 13, 2024 18:28	Joad Nacer	CPPclang++10.0.0	Success	11,084
May 13, 2024 18:15	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 18:08	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 18:07	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 17:56	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 17:45	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 17:45	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 17:43	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 17:42	Joad Nacer	CPPclang++10.0.0	Success	10,118
May 13, 2024 17:41	Joad Nacer	CPPclang++10.0.0	Success	10,445
May 13, 2024 12:06	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 11:49	Joad Nacer	CPPclang++10.0.0	Error
May 13, 2024 11:43	Joad Nacer	CPPclang++10.0.0	Error
May 12, 2024 20:24	Joad Nacer	CPPclang++10.0.0	Error
May 12, 2024 20:24	Joad Nacer	CPPclang++10.0.0	Error
May 12, 2024 20:20	Joad Nacer	CPPclang++10.0.0	Success	13,436
May 12, 2024 20:16	Joad Nacer	CPPclang++10.0.0	Error
May 12, 2024 20:13	Joad Nacer	CPPclang++10.0.0	Error
May 12, 2024 20:05	Joad Nacer	CPPclang++10.0.0	Error
May 12, 2024 19:47	Joad Nacer	CPPclang++10.0.0	Error
May 12, 2024 19:46	Joad Nacer	CPPclang++10.0.0	Success	10,035

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