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 16, 2024 00:39

Joad Nacer

Score: 5,561

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	Jun 16, 2024 00:39	4,851	231,721,833	160,081,916	0	2,215,936
2	Jun 16, 2024 00:39	4,851	220,957,139	160,074,039	0	2,215,936
3	Jun 16, 2024 00:39	4,860	228,397,005	160,373,749	0	2,228,224
4	Jun 16, 2024 00:39	4,869	224,445,556	160,674,779	0	2,228,224
5	Jun 16, 2024 00:39	4,920	235,291,449	162,353,598	0	2,232,320
6	Jun 16, 2024 00:39	4,927	222,217,926	162,582,839	0	2,220,032
7	Jun 16, 2024 00:39	5,408	202,192,799	153,553,000	24,927,000	2,392,064
8	Jun 16, 2024 00:39	5,448	202,313,745	155,814,000	23,971,000	2,375,680
9	Jun 16, 2024 00:39	5,467	211,222,327	155,483,000	24,917,000	2,371,584
10	Jun 16, 2024 00:39	5,481	208,860,945	156,898,000	23,984,000	2,342,912
11	Jun 16, 2024 00:39	5,503	207,611,670	156,649,000	24,944,000	2,367,488
12	Jun 16, 2024 00:39	5,508	210,632,385	157,790,000	23,968,000	2,355,200
13	Jun 16, 2024 00:39	5,508	208,237,315	157,798,000	23,969,000	2,400,256
14	Jun 16, 2024 00:39	5,509	205,795,809	155,826,000	25,971,000	2,363,392
15	Jun 16, 2024 00:39	5,532	211,414,533	157,612,000	24,938,000	2,416,640
16	Jun 16, 2024 00:39	5,533	206,887,478	157,659,000	24,946,000	2,445,312
17	Jun 16, 2024 00:39	5,538	206,050,536	156,786,000	25,964,000	2,396,160
18	Jun 16, 2024 00:39	5,539	212,938,656	157,817,000	24,971,000	2,396,160
19	Jun 16, 2024 00:39	5,550	207,031,609	161,145,000	22,019,000	2,396,160
20	Jun 16, 2024 00:39	5,556	208,492,595	161,311,000	22,042,000	2,404,352
21	Jun 16, 2024 00:39	5,560	210,431,574	159,546,000	23,932,000	2,404,352
22	Jun 16, 2024 00:39	5,561	214,068,804	160,573,000	22,939,000	2,404,352
23	Jun 16, 2024 00:39	5,573	206,257,715	163,921,000	19,990,000	2,359,296
24	Jun 16, 2024 00:39	5,582	210,865,230	158,172,000	26,028,000	2,400,256
25	Jun 16, 2024 00:39	5,586	217,878,756	160,298,000	24,044,000	2,351,104
26	Jun 16, 2024 00:39	5,589	211,946,619	161,519,000	22,931,000	2,396,160
27	Jun 16, 2024 00:39	5,597	207,526,789	159,739,000	24,959,000	2,396,160
28	Jun 16, 2024 00:39	5,598	214,655,912	160,769,000	23,965,000	2,392,064
29	Jun 16, 2024 00:39	5,603	214,153,482	162,903,000	21,987,000	2,392,064
30	Jun 16, 2024 00:39	5,632	213,715,617	158,870,000	26,978,000	2,371,584
31	Jun 16, 2024 00:39	5,633	209,949,084	160,895,000	24,983,000	2,355,200
32	Jun 16, 2024 00:39	5,650	216,887,086	161,537,000	24,928,000	2,363,392
33	Jun 16, 2024 00:39	5,659	208,763,121	164,774,000	21,969,000	2,404,352
34	Jun 16, 2024 00:39	5,659	214,070,817	162,781,000	23,967,000	2,404,352
35	Jun 16, 2024 00:39	5,746	213,715,842	163,660,000	25,946,000	2,387,968
36	Jun 16, 2024 00:39	5,779	217,077,584	166,741,000	23,962,000	2,359,296
37	Jun 16, 2024 00:39	5,782	215,221,156	166,830,000	23,975,000	2,355,200
38	Jun 16, 2024 00:39	5,812	215,601,653	166,835,000	24,975,000	2,404,352
39	Jun 16, 2024 00:39	5,829	218,630,820	168,431,000	23,919,000	2,363,392
40	Jun 16, 2024 00:39	5,837	219,154,401	168,678,000	23,954,000	2,396,160
41	Jun 16, 2024 00:39	5,846	223,233,410	168,916,000	23,988,000	2,367,488
42	Jun 16, 2024 00:39	5,855	220,252,588	169,191,000	24,027,000	2,367,488

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