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 14, 2022 03:07

Yuriy Lyfenko

Score: 11,350

Success

Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 14, 2022 03:10	11,114	428,889,967	366,762,817	0	2,240,512
2	Aug 14, 2022 03:07	11,158	440,587,981	368,209,962	0	2,236,416
3	Aug 14, 2022 03:09	11,171	400,595,322	351,645,000	16,982,000	2,355,200
4	Aug 14, 2022 03:10	11,175	441,854,402	368,785,557	0	2,232,320
5	Aug 14, 2022 03:07	11,185	428,030,033	369,108,586	0	2,232,320
6	Aug 14, 2022 03:09	11,193	429,894,364	369,360,501	0	2,228,224
7	Aug 14, 2022 03:10	11,198	435,536,702	369,545,483	0	2,232,320
8	Aug 14, 2022 03:07	11,289	406,354,072	356,552,000	15,979,000	2,310,144
9	Aug 14, 2022 03:10	11,294	405,460,749	355,704,000	16,985,000	2,322,432
10	Aug 14, 2022 03:07	11,296	400,129,206	359,777,000	12,991,000	2,498,560
11	Aug 14, 2022 03:10	11,302	399,850,681	356,965,000	15,998,000	2,404,352
12	Aug 14, 2022 03:09	11,313	402,005,979	356,308,000	17,014,000	2,453,504
13	Aug 14, 2022 03:10	11,315	403,203,143	359,384,000	14,015,000	2,490,368
14	Aug 14, 2022 03:10	11,321	405,213,027	361,600,000	11,986,000	2,478,080
15	Aug 14, 2022 03:10	11,332	399,692,620	359,968,000	13,998,000	2,342,912
16	Aug 14, 2022 03:07	11,335	432,753,574	374,044,200	0	2,232,320
17	Aug 14, 2022 03:09	11,340	399,832,758	361,220,000	13,007,000	2,486,272
18	Aug 14, 2022 03:09	11,343	428,658,526	374,309,191	0	2,236,416
19	Aug 14, 2022 03:09	11,350	406,739,919	357,570,000	16,979,000	2,289,664
20	Aug 14, 2022 03:09	11,354	432,939,261	374,666,057	0	2,240,512
21	Aug 14, 2022 03:07	11,354	400,706,218	358,688,000	15,986,000	2,490,368
22	Aug 14, 2022 03:09	11,381	406,207,108	363,596,000	11,986,000	2,326,528
23	Aug 14, 2022 03:10	11,402	403,005,743	356,247,000	20,013,000	2,260,992
24	Aug 14, 2022 03:07	11,405	409,674,866	362,363,000	14,014,000	2,453,504
25	Aug 14, 2022 03:07	11,411	408,754,759	357,574,000	18,977,000	2,318,336
26	Aug 14, 2022 03:10	11,457	407,045,671	365,083,000	13,002,000	2,322,432
27	Aug 14, 2022 03:09	11,532	405,001,358	366,563,000	13,983,000	2,519,040
28	Aug 14, 2022 03:09	11,533	406,702,998	371,608,000	8,990,000	2,322,432
29	Aug 14, 2022 03:07	11,536	412,396,347	363,692,000	16,985,000	2,424,832
30	Aug 14, 2022 03:10	11,552	413,705,467	364,255,000	16,965,000	2,310,144
31	Aug 14, 2022 03:07	11,574	409,309,807	369,929,000	11,997,000	2,322,432
32	Aug 14, 2022 03:07	11,575	414,923,837	370,982,000	10,999,000	2,310,144
33	Aug 14, 2022 03:09	11,582	413,665,514	366,238,000	15,966,000	2,498,560
34	Aug 14, 2022 03:09	11,594	406,079,784	367,609,000	14,984,000	2,408,448
35	Aug 14, 2022 03:07	11,688	414,511,019	368,725,000	16,987,000	2,318,336
36	Aug 14, 2022 03:10	11,708	411,906,463	373,394,000	12,978,000	2,310,144

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