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 listAug 30, 2022 18:19

Bernard Teo

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Aug 30, 2022 18:20	0	0	0	0	0	Error: expected "1020372 ", got "1020371"
2	Aug 31, 2022 15:40	4,754	230,522,845	156,887,360	0	2,301,952
3	Aug 31, 2022 15:40	4,760	218,487,297	157,073,032	0	2,301,952
4	Aug 31, 2022 15:40	4,793	230,821,637	158,175,775	0	2,297,856
5	Aug 30, 2022 18:19	4,811	239,089,020	158,758,480	0	2,301,952
6	Aug 30, 2022 18:19	4,823	226,178,538	159,145,486	0	2,293,760
7	Aug 30, 2022 18:20	4,845	221,541,345	159,875,489	0	2,289,664
8	Aug 30, 2022 18:20	4,848	220,342,503	159,995,222	0	2,297,856
9	Aug 30, 2022 18:20	4,858	220,583,669	160,330,485	0	2,293,760
10	Aug 30, 2022 18:20	4,859	221,105,562	160,346,881	0	2,289,664
11	Aug 30, 2022 18:20	4,862	216,152,378	160,430,490	0	2,293,760
12	Aug 31, 2022 15:40	4,862	189,211,468	157,433,000	3,008,000	2,383,872
13	Aug 30, 2022 18:20	4,862	188,123,388	154,439,000	6,017,000	2,457,600
14	Aug 30, 2022 18:20	4,864	188,695,006	155,482,000	5,015,000	2,310,144
15	Aug 30, 2022 18:20	4,865	232,842,460	160,547,998	0	2,301,952
16	Aug 30, 2022 18:19	4,870	197,516,283	156,710,000	3,992,000	2,363,392
17	Aug 30, 2022 18:19	4,873	183,753,821	157,806,000	2,996,000	2,260,992
18	Aug 30, 2022 18:19	4,874	187,679,120	156,838,000	3,995,000	2,387,968
19	Aug 30, 2022 18:20	4,875	184,161,446	154,874,000	5,995,000	2,383,872
20	Aug 30, 2022 18:19	4,875	182,679,342	155,873,000	4,995,000	2,510,848
21	Aug 31, 2022 15:40	4,876	184,750,409	156,895,000	3,997,000	2,383,872
22	Aug 30, 2022 18:19	4,879	183,374,173	157,000,000	4,000,000	2,387,968
23	Aug 30, 2022 18:19	4,881	188,046,258	157,056,000	4,001,000	2,510,848
24	Aug 30, 2022 18:19	4,882	183,292,518	156,106,000	5,003,000	2,420,736
25	Aug 30, 2022 18:19	4,883	183,548,250	157,137,000	4,003,000	2,289,664
26	Aug 30, 2022 18:19	4,884	188,902,829	157,156,000	4,003,000	2,387,968
27	Aug 30, 2022 18:19	4,886	184,059,395	157,242,000	4,006,000	2,338,816
28	Aug 30, 2022 18:20	4,890	190,352,790	155,381,000	5,976,000	2,379,776
29	Aug 30, 2022 18:19	4,891	187,953,503	155,423,000	5,977,000	2,293,760
30	Aug 30, 2022 18:19	4,894	187,802,908	157,475,000	4,012,000	2,392,064
31	Aug 31, 2022 15:40	4,900	187,153,038	154,701,000	6,986,000	2,383,872
32	Aug 30, 2022 18:19	4,901	192,909,488	153,734,000	7,986,000	2,379,776
33	Aug 30, 2022 18:19	4,903	183,800,813	154,814,000	6,991,000	2,392,064
34	Aug 30, 2022 18:19	4,908	185,602,845	156,979,000	4,999,000	2,383,872
35	Aug 30, 2022 18:19	4,911	187,557,565	156,076,000	6,002,000	2,494,464
36	Aug 30, 2022 18:20	4,913	188,262,396	157,154,000	4,973,000	2,392,064
37	Aug 30, 2022 18:19	4,915	187,061,674	156,186,000	6,007,000	2,310,144
38	Aug 30, 2022 18:20	4,916	190,612,096	157,217,000	5,006,000	2,383,872
39	Aug 30, 2022 18:19	4,919	190,157,777	158,335,000	4,008,000	2,293,760
40	Aug 31, 2022 15:40	4,925	187,808,393	158,511,000	4,012,000	2,273,280
41	Aug 30, 2022 18:20	4,928	192,564,117	161,630,000	997,000	2,273,280
42	Aug 31, 2022 15:40	4,928	186,449,493	158,636,000	3,990,000	2,449,408
43	Aug 31, 2022 15:40	4,928	188,955,702	156,624,000	5,985,000	2,289,664
44	Aug 30, 2022 18:20	4,929	192,112,170	157,657,000	4,989,000	2,342,912
45	Aug 31, 2022 15:40	4,929	187,821,576	159,658,000	2,993,000	2,301,952
46	Aug 30, 2022 18:20	4,930	190,986,261	158,699,000	3,992,000	2,400,256
47	Aug 31, 2022 15:40	4,930	186,776,272	155,716,000	6,987,000	2,387,968
48	Aug 30, 2022 18:19	4,972	235,477,394	164,077,748	0	2,289,664
49	Aug 31, 2022 15:40	4,975	185,577,968	159,166,000	5,005,000	2,469,888

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