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
Jul 18, 2023 10:41	Anılcan Gülkaya	CPPg++9.3.0	Error
Jul 18, 2023 10:34	Anılcan Gülkaya	CPPg++9.3.0	Error
Jul 18, 2023 10:32	Anılcan Gülkaya	CPPg++9.3.0	Error
Jul 18, 2023 10:31	Anılcan Gülkaya	CPPg++9.3.0	Error
Jul 18, 2023 10:30	Anılcan Gülkaya	CPPg++9.3.0	Error
Jul 16, 2023 11:14	Tamo	RUSTrust-1.71.0	Error
Jul 16, 2023 11:12	Tamo	RUSTrust-1.71.0	Error
Jul 16, 2023 11:07	Tamo	RUSTrust-1.71.0	Error
Jul 16, 2023 10:40	Tamo	RUSTrust-1.71.0	Error
Jul 16, 2023 10:32	Tamo	RUSTrust-1.71.0	Success	249,257+40.12 RP
Jul 11, 2023 14:59	Andrew Epstein	CPPg++9.3.0	Success	255,404
Jul 10, 2023 04:01	Sedat Kapanoğlu	RUSTrust-1.70.0	Error
Jul 10, 2023 03:53	Sedat Kapanoğlu	RUSTrust-1.70.0	Error
Jul 7, 2023 19:07	Andrew Epstein	CPPg++9.3.0	Success	178,923
Jul 7, 2023 16:32	Andrew Epstein	CPPg++9.3.0	Success	178,265
Jul 7, 2023 02:48	Nguyen Thanh Vinh	CPPg++9.3.0	Success	464,134+21.55 RP
Jul 5, 2023 22:06	Radek Szymanski	CPPg++9.3.0	Success	130,593
Jul 5, 2023 21:54	Radek Szymanski	CPPg++9.3.0	Success	124,367
Jul 5, 2023 21:53	Radek Szymanski	CPPclang++10.0.0	Success	236,368
Jul 5, 2023 21:53	Radek Szymanski	CPPg++9.3.0	Success	124,300+23.72 RP
Jul 5, 2023 21:40	Radek Szymanski	CPPg++9.3.0	Success	178,507
Jul 5, 2023 21:38	Radek Szymanski	CPPg++9.3.0	Success	179,823
Jul 5, 2023 21:36	Radek Szymanski	CPPg++9.3.0	Error
Jul 5, 2023 21:35	Radek Szymanski	CPPg++9.3.0	Success	178,670
Jul 5, 2023 21:33	Radek Szymanski	CPPg++9.3.0	Success	300,043
Jul 5, 2023 21:32	Radek Szymanski	CPPg++9.3.0	Success	178,325
Jul 5, 2023 21:28	Radek Szymanski	CPPg++9.3.0	Success	177,248
Jul 5, 2023 21:27	Radek Szymanski	CPPg++9.3.0	Success	198,869
Jul 5, 2023 21:27	Radek Szymanski	CPPg++9.3.0	Success	177,989
Jul 5, 2023 21:26	Radek Szymanski	CPPg++9.3.0	Success	177,385
Jul 5, 2023 21:25	Radek Szymanski	CPPg++9.3.0	Error
Jul 5, 2023 21:24	Radek Szymanski	CPPg++9.3.0	Success	176,278+10.17 RP
Jul 5, 2023 21:23	Radek Szymanski	CPPg++9.3.0	Success	215,047
Jul 5, 2023 21:21	Radek Szymanski	CPPclang++10.0.0	Success	354,420
Jul 5, 2023 21:20	Radek Szymanski	CPPg++9.3.0	Success	351,289
Jul 5, 2023 20:57	Radek Szymanski	CPPg++9.3.0	Success	214,789+0.93 RP
Jul 5, 2023 20:54	Radek Szymanski	CPPclang++10.0.0	Success	299,015
Jul 5, 2023 20:53	Radek Szymanski	CPPg++9.3.0	Success	219,146+4.72 RP
Jul 5, 2023 20:50	Radek Szymanski	CPPg++9.3.0	Success	244,412+1.01 RP
Jul 5, 2023 20:45	Radek Szymanski	CPPg++9.3.0	Success	250,567+4.17 RP
Jul 5, 2023 20:29	Radek Szymanski	CPPg++9.3.0	Success	279,791+14.23 RP
Jul 5, 2023 20:27	Radek Szymanski	CPPg++9.3.0	Error
Jul 5, 2023 19:34	Radek Szymanski	CPPg++9.3.0	Error
Jul 5, 2023 19:33	Radek Szymanski	CPPg++9.3.0	Success	464,844+21.51 RP
Jul 4, 2023 01:29	Andrew Epstein	CPPclang++10.0.0	Success	177,010
Jul 4, 2023 01:28	Andrew Epstein	CPPg++9.3.0	Success	174,720
Jul 3, 2023 19:48	Anılcan Gülkaya	CPPg++9.3.0	Success	83,335
Jul 3, 2023 19:45	Anılcan Gülkaya	CPPg++9.3.0	Success	80,612
Jul 3, 2023 19:35	Anılcan Gülkaya	CPPg++9.3.0	Success	74,078
Jul 3, 2023 19:35	Anılcan Gülkaya	CPPg++9.3.0	Success	71,609
Jul 3, 2023 19:33	Anılcan Gülkaya	CPPg++9.3.0	Success	74,062
Jul 3, 2023 19:32	Anılcan Gülkaya	CPPg++9.3.0	Success	136,045
Jul 3, 2023 19:30	Andrew Epstein	CPPg++9.3.0	Success	174,124+23.12 RP
Jul 3, 2023 18:08	Anılcan Gülkaya	CPPg++9.3.0	Success	138,935
Jul 3, 2023 17:40	Anılcan Gülkaya	CPPg++9.3.0	Success	72,839
Jul 3, 2023 16:18	Anılcan Gülkaya	CPPg++9.3.0	Error
Jul 3, 2023 15:47	Anılcan Gülkaya	CPPg++9.3.0	Success	71,508+1.29 RP
Jul 3, 2023 15:42	Anılcan Gülkaya	CPPg++9.3.0	Success	72,176+138.55 RP
Jul 3, 2023 15:40	Anılcan Gülkaya	CPPg++9.3.0	Error
Jul 3, 2023 15:31	popguac	CPPg++9.3.0	Success	182,179+2.37 RP
Jul 3, 2023 15:30	popguac	CPPg++9.3.0	Success	190,389+2.48 RP
Jul 3, 2023 15:17	popguac	CPPg++9.3.0	Success	199,831+50.04 RP
Jul 3, 2023 06:06	Andrew Epstein	CPPg++9.3.0	Success	291,553
Jul 3, 2023 04:29	uguryvz	CPPg++9.3.0	Success	464,110+0.09 RP
Jul 3, 2023 04:24	uguryvz	CPPg++9.3.0	Success	466,044+21.46 RP
Jul 3, 2023 03:08	Andrew Epstein	CPPg++9.3.0	Error
Jul 3, 2023 03:06	Andrew Epstein	CPPg++9.3.0	Success	292,676
Jul 3, 2023 02:56	Andrew Epstein	CPPg++9.3.0	Success	291,454+0.06 RP
Jul 3, 2023 02:20	Andrew Epstein	CPPg++9.3.0	Success	291,976+12.77 RP
Jul 3, 2023 01:56	Andrew Epstein	CPPg++9.3.0	Error
Jul 3, 2023 01:53	Andrew Epstein	CPPg++9.3.0	Success	465,569+21.48 RP
Jul 2, 2023 23:28	Berat Yıldırım	CPPg++9.3.0	Success	425,674+23.49 RP
Jul 2, 2023 23:05	nithronium	CPPg++9.3.0	Success	324,305+30.84 RP
Jul 2, 2023 21:50	serdarss	CPPg++9.3.0	Error
Jul 2, 2023 21:48	serdarss	CPPg++9.3.0	Success	469,455+21.30 RP
Jul 2, 2023 21:38	Burkay	GOgo1.20.5	Success	210,319+4.60 RP
Jul 2, 2023 21:30	Burkay	GOgo1.20.5	Success	232,824+0.70 RP
Jul 2, 2023 21:28	Burkay	GOgo1.20.5	Success	236,690+42.25 RP
Jul 2, 2023 19:14	a3b4c6	CPPg++9.3.0	Success	465,243+21.49 RP
Jul 1, 2023 03:46	matsuoka-601	CPPclang++10.0.0	Success	10,631
Jul 1, 2023 03:44	matsuoka-601	CPPg++9.3.0	Success	10,334
Jun 30, 2023 16:25	matsuoka-601	CPPg++9.3.0	Success	10,295
Jun 25, 2023 15:18	matsuoka-601	CPPg++9.3.0	Success	10,577
Jun 22, 2023 15:51	matsuoka-601	CPPclang++10.0.0	Success	10,730
Jun 22, 2023 15:50	matsuoka-601	CPPg++9.3.0	Success	10,368
Jun 22, 2023 09:05	matsuoka-601	CPPg++9.3.0	Success	13,776
Jun 22, 2023 09:04	matsuoka-601	CPPg++9.3.0	Success	15,238
Jun 22, 2023 09:02	matsuoka-601	CPPg++9.3.0	Error
Jun 22, 2023 04:15	matsuoka-601	CPPg++9.3.0	Success	13,738
Jun 22, 2023 04:01	matsuoka-601	CPPg++9.3.0	Error
Jun 22, 2023 04:00	matsuoka-601	CPPg++9.3.0	Error
Jun 22, 2023 04:00	matsuoka-601	CPPg++9.3.0	Error
Jun 22, 2023 03:59	matsuoka-601	CPPg++9.3.0	Error
Jun 22, 2023 03:57	matsuoka-601	CPPg++9.3.0	Error
Jun 21, 2023 17:13	matsuoka-601	CPPg++9.3.0	Success	10,312
Jun 21, 2023 17:12	matsuoka-601	CPPg++9.3.0	Success	10,278+2.74 RP
Jun 21, 2023 17:11	matsuoka-601	CPPg++9.3.0	Success	10,307+14.28 RP
Jun 21, 2023 17:06	matsuoka-601	CPPclang++10.0.0	Success	10,673
Jun 21, 2023 17:05	matsuoka-601	CPPg++9.3.0	Error
Jun 21, 2023 09:07	matsuoka-601	CPPg++9.3.0	Success	16,671

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