Unique strings v2

Same problem as Unique strings, but with 3 CPUs available and scoring based on wall time instead of CPU time.

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 3 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 listMar 22, 2026 22:42

Dominique GarmierScore: 7,961Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 22, 2026 22:42	7,707	231,199,408	586,125,000	16,003,000	2,572,288
2	Mar 22, 2026 21:47	7,722	231,665,590	585,311,000	13,006,000	2,781,184
3	Mar 22, 2026 21:55	7,746	232,365,936	585,747,000	16,992,000	2,736,128
4	Mar 22, 2026 22:00	7,747	232,399,885	584,048,000	15,001,000	2,600,960
5	Mar 22, 2026 21:47	7,749	232,478,419	587,405,000	14,033,000	2,912,256
6	Mar 22, 2026 21:55	7,788	233,654,592	581,104,000	15,975,000	2,650,112
7	Mar 22, 2026 21:55	7,789	233,663,467	583,815,000	14,995,000	2,588,672
8	Mar 22, 2026 21:55	7,797	233,924,658	586,428,000	17,012,000	2,809,856
9	Mar 22, 2026 21:55	7,855	235,653,403	587,617,000	11,971,000	2,646,016
10	Mar 22, 2026 22:04	7,864	235,905,906	589,567,000	11,991,000	2,895,872
11	Mar 22, 2026 21:55	7,869	236,058,775	585,380,000	14,009,000	2,637,824
12	Mar 22, 2026 22:04	7,871	236,128,372	577,864,000	18,995,000	2,658,304
13	Mar 22, 2026 21:55	7,891	236,741,490	580,786,000	18,024,000	2,760,704
14	Mar 22, 2026 22:04	7,891	236,721,857	583,138,000	17,004,000	2,580,480
15	Mar 22, 2026 21:47	7,902	237,046,061	585,858,000	14,020,000	2,633,728
16	Mar 22, 2026 21:44	7,939	238,167,848	586,227,000	16,006,000	2,883,584
17	Mar 22, 2026 21:48	7,941	238,244,554	583,942,000	14,998,000	2,752,512
18	Mar 22, 2026 21:47	7,941	238,234,257	584,969,000	12,999,000	2,650,112
19	Mar 22, 2026 22:00	7,961	238,821,698	583,815,000	17,994,000	2,781,184
20	Mar 22, 2026 21:48	7,964	238,906,850	607,128,000	16,975,000	2,613,248
21	Mar 22, 2026 22:16	7,973	239,202,501	586,193,000	12,003,000	2,785,280
22	Mar 22, 2026 21:55	7,993	239,776,023	587,125,000	16,974,000	2,809,856
23	Mar 22, 2026 21:47	8,008	240,226,753	609,757,000	17,992,000	2,764,800
24	Mar 22, 2026 22:16	8,024	240,706,629	583,242,000	17,007,000	2,711,552
25	Mar 22, 2026 22:16	8,025	240,750,697	589,469,000	14,011,000	2,646,016
26	Mar 22, 2026 21:47	8,030	240,891,476	608,877,000	16,996,000	2,588,672
27	Mar 22, 2026 21:44	8,095	242,853,649	613,374,000	13,007,000	2,785,280
28	Mar 22, 2026 21:48	8,106	243,193,659	607,773,000	16,993,000	2,867,200
29	Mar 22, 2026 22:42	8,205	246,135,374	611,950,000	14,974,000	2,629,632
30	Mar 22, 2026 21:44	8,221	246,628,969	611,719,000	15,992,000	2,641,920
31	Mar 22, 2026 21:47	8,241	247,230,316	586,780,000	11,995,000	2,363,392
32	Mar 22, 2026 21:55	8,275	248,244,199	606,954,000	17,969,000	2,686,976
33	Mar 22, 2026 22:00	8,334	250,016,603	607,835,000	17,965,000	2,859,008
34	Mar 22, 2026 22:42	8,358	250,744,257	616,485,000	10,973,000	2,736,128
35	Mar 22, 2026 21:47	8,385	251,553,071	612,272,000	14,982,000	2,461,696
36	Mar 22, 2026 21:47	8,513	255,404,968	611,875,000	12,997,000	2,633,728

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	3