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.

Back to listJun 8, 2021 23:13

Yuriy Lyfenko

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Challenge History

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Run Statistics

#	Date	Score	Wall Time	CPU User	Memory	Error
1	Jun 8, 2021 23:19	0	0	0	0	Error: expected "1034343 ", got "1034341 "
2	Jun 8, 2021 23:19	0	0	0	0	Error: expected "1038850 ", got "1038849 "
3	Jun 8, 2021 23:18	0	0	0	0	Error: expected "1034802 ", got "1034801 "
4	Jun 8, 2021 23:18	6,118	262,159,738	201,902,722	2,289,664
5	Jun 8, 2021 23:17	6,122	257,235,606	202,032,552	2,285,568
6	Jun 8, 2021 23:18	6,133	264,229,871	202,387,877	2,281,472
7	Jun 8, 2021 23:18	6,137	258,771,158	202,513,426	2,289,664
8	Jun 8, 2021 23:18	6,138	251,243,970	202,551,063	2,281,472
9	Jun 8, 2021 23:17	6,141	289,291,182	202,661,179	2,277,376
10	Jun 8, 2021 23:18	6,150	268,944,009	202,961,171	2,277,376
11	Jun 8, 2021 23:20	6,159	269,099,533	203,240,177	2,277,376
12	Jun 8, 2021 23:18	6,164	268,705,395	203,399,557	2,273,280
13	Jun 8, 2021 23:17	6,174	267,395,276	203,746,967	2,281,472
14	Jun 8, 2021 23:20	6,219	266,537,725	205,222,590	2,281,472
15	Jun 8, 2021 23:20	6,326	269,894,125	208,768,643	2,281,472
16	Jun 8, 2021 23:16	11,410	442,698,528	376,542,813	2,244,608
17	Jun 8, 2021 23:16	11,418	437,405,246	376,797,258	2,252,800
18	Jun 8, 2021 23:15	11,460	438,048,771	378,180,493	2,240,512
19	Jun 8, 2021 23:15	11,487	442,035,297	379,062,065	2,252,800
20	Jun 9, 2021 00:21	11,487	443,368,606	379,064,896	2,240,512
21	Jun 8, 2021 23:15	11,498	454,189,905	379,418,243	2,248,704
22	Jun 9, 2021 00:21	11,499	441,431,861	379,469,176	2,240,512
23	Jun 8, 2021 23:16	11,558	440,064,713	381,397,898	2,244,608
24	Jun 8, 2021 23:16	11,559	437,713,605	381,458,857	2,256,896
25	Jun 9, 2021 00:21	11,564	442,794,019	381,626,397	2,248,704
26	Jun 8, 2021 23:16	11,583	440,090,162	382,225,618	2,256,896
27	Jun 8, 2021 23:14	11,638	449,137,839	384,045,786	2,256,896
28	Jun 8, 2021 23:14	11,657	443,586,313	384,695,387	2,256,896
29	Jun 8, 2021 23:16	11,741	464,843,347	387,450,011	2,248,704
30	Jun 8, 2021 23:14	11,769	464,856,885	388,384,174	2,252,800
31	Jun 8, 2021 23:15	11,818	450,003,808	389,980,699	2,252,800
32	Jun 8, 2021 23:15	11,825	451,614,600	390,214,985	2,244,608
33	Jun 8, 2021 23:15	11,842	454,823,446	390,771,766	2,236,416
34	Jun 8, 2021 23:13	12,027	461,438,626	396,894,829	2,244,608
35	Jun 8, 2021 23:13	12,095	469,135,181	399,125,430	2,252,800
36	Jun 8, 2021 23:13	12,173	456,869,879	401,711,368	2,252,800
37	Jun 8, 2021 23:14	12,682	486,435,115	418,497,167	2,244,608
38	Jun 8, 2021 23:14	12,841	492,696,305	423,765,496	2,252,800
39	Jun 8, 2021 23:14	12,861	480,460,203	424,419,084	2,244,608

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