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 listMay 11, 2024 22:52

Joad Nacer

Score: 11,974

Success

Source Code

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Challenge History

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 11, 2024 23:09	11,830	419,061,502	331,481,000	58,907,000	2,412,544
2	May 11, 2024 23:07	11,834	414,238,026	330,598,000	59,927,000	2,408,448
3	May 11, 2024 23:07	11,835	424,921,586	330,618,000	59,930,000	2,404,352
4	May 11, 2024 23:07	11,846	414,426,491	331,927,000	58,987,000	2,408,448
5	May 11, 2024 23:09	11,849	414,684,201	332,025,000	59,004,000	2,412,544
6	May 11, 2024 22:52	11,854	423,695,402	331,306,000	59,874,000	2,297,856
7	May 11, 2024 23:07	11,865	413,975,714	331,624,000	59,932,000	2,420,736
8	May 11, 2024 23:07	11,889	419,919,172	332,441,000	59,899,000	2,519,040
9	May 11, 2024 22:52	11,897	423,571,284	333,661,000	58,940,000	2,273,280
10	May 11, 2024 23:09	11,898	418,734,015	331,702,000	60,945,000	2,412,544
11	May 11, 2024 23:09	11,907	413,717,538	333,928,000	58,987,000	2,330,624
12	May 11, 2024 22:52	11,918	420,900,571	334,402,000	58,894,000	2,408,448
13	May 11, 2024 23:07	11,919	417,625,521	333,429,000	59,897,000	2,277,376
14	May 11, 2024 22:52	11,930	419,609,024	334,738,000	58,953,000	2,306,048
15	May 11, 2024 23:09	11,945	421,265,821	333,143,000	61,026,000	2,408,448
16	May 11, 2024 23:07	11,946	419,116,452	336,184,000	58,031,000	2,408,448
17	May 11, 2024 23:09	11,969	416,626,681	336,972,000	57,995,000	2,404,352
18	May 11, 2024 22:52	11,970	421,614,428	333,017,000	62,003,000	2,273,280
19	May 11, 2024 22:52	11,974	426,617,208	335,131,000	60,023,000	2,420,736
20	May 11, 2024 22:52	11,979	419,339,138	334,409,000	60,892,000	2,400,256
21	May 11, 2024 22:52	11,995	422,115,113	335,848,000	59,972,000	2,510,848
22	May 11, 2024 23:09	12,040	452,739,096	397,307,455	0	2,211,840
23	May 11, 2024 23:09	12,042	457,843,555	397,397,792	0	2,211,840
24	May 11, 2024 23:07	12,044	448,386,899	397,441,025	0	2,211,840
25	May 11, 2024 23:07	12,097	464,164,322	399,189,773	0	2,203,648
26	May 11, 2024 23:09	12,120	426,344,429	339,965,000	59,993,000	2,412,544
27	May 11, 2024 23:07	12,168	455,846,439	401,532,234	0	2,203,648
28	May 11, 2024 23:09	12,177	475,508,173	401,845,064	0	2,215,936
29	May 11, 2024 23:09	12,252	430,870,077	347,405,000	56,902,000	2,310,144
30	May 11, 2024 23:07	12,305	433,229,149	346,212,000	59,863,000	2,408,448
31	May 11, 2024 23:07	12,322	430,709,552	347,678,000	58,945,000	2,494,464
32	May 11, 2024 22:52	12,328	438,017,468	347,861,000	58,976,000	2,404,352
33	May 11, 2024 23:09	12,358	439,531,607	347,838,000	59,972,000	2,277,376
34	May 11, 2024 22:52	12,571	474,622,077	414,836,020	0	2,199,552
35	May 11, 2024 22:52	12,628	477,999,599	416,734,340	0	2,203,648
36	May 11, 2024 22:52	12,660	491,788,049	417,788,976	0	2,203,648

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