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.

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Joad Nacer

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Run Statistics

#	Date	Score	Wall Time	CPU User	Memory	Error
1	Jul 27, 2024 10:12	0	0	0	0	Error: expected "1023518 ", got "1023516 "	stderr
2	Jul 27, 2024 10:16	0	0	0	0	Error: expected "1018053 ", got "1018052 "	stderr
3	Jul 27, 2024 10:16	0	0	0	0	Error: expected "1019333 ", got "1019332 "	stderr
4	Jul 27, 2024 10:16	0	0	0	0	Error: expected "1024801 ", got "1024800 "	stderr
5	Jul 27, 2024 10:16	0	0	0	0	Error: expected "1023202 ", got "1023199 "	stderr
6	Jul 27, 2024 10:14	0	0	0	0	Error: expected "1018865 ", got "1018862 "	stderr
7	Jul 27, 2024 10:14	0	0	0	0	Error: expected "1019617 ", got "1019616 "	stderr
8	Jul 27, 2024 10:14	0	0	0	0	Error: expected "1022976 ", got "1022975 "	stderr
9	Jul 27, 2024 10:14	0	0	0	0	Error: expected "1021587 ", got "1021586 "	stderr
10	Jul 27, 2024 10:14	0	0	0	0	Error: expected "1026045 ", got "1026043 "	stderr
11	Jul 27, 2024 10:16	0	0	0	0	Error: expected "1019237 ", got "1019235 "	stderr
12	Jul 27, 2024 10:12	0	0	0	0	Error: expected "1021754 ", got "1021753 "	stderr
13	Jul 27, 2024 10:12	0	0	0	0	Error: expected "1022213 ", got "1022211 "	stderr
14	Jul 27, 2024 10:12	0	0	0	0	Error: expected "1025256 ", got "1025255 "	stderr
15	Jul 27, 2024 10:08	0	0	0	0	Error: expected "1020380 ", got "1020379 "	stderr
16	Jul 27, 2024 10:08	0	0	0	0	Error: expected "1024218 ", got "1024216 "	stderr
17	Jul 27, 2024 10:08	0	0	0	0	Error: expected "1020878 ", got "1020876 "	stderr
18	Jul 27, 2024 10:08	0	0	0	0	Error: expected "1019905 ", got "1019904 "	stderr
19	Jul 27, 2024 10:08	0	0	0	0	Error: expected "1023231 ", got "1023230 "	stderr
20	Jul 27, 2024 10:03	0	0	0	0	Error: expected "1018371 ", got "1018370 "	stderr
21	Jul 27, 2024 10:21	0	0	0	0	Error: expected "1023041 ", got "1023040 "	stderr
22	Jul 27, 2024 10:24	0	0	0	0	Error: expected "1023121 ", got "1023118 "	stderr
23	Jul 27, 2024 10:24	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
24	Jul 27, 2024 10:24	0	0	0	0	Error: expected "1024471 ", got "1024470 "	stderr
25	Jul 27, 2024 10:24	0	0	0	0	Error: expected "1019839 ", got "1019837 "	stderr
26	Jul 27, 2024 10:23	0	0	0	0	Error: expected "1024700 ", got "1024698 "	stderr
27	Jul 27, 2024 10:23	0	0	0	0	Error: expected "1020637 ", got "1020636 "	stderr
28	Jul 27, 2024 10:23	0	0	0	0	Error: expected "1019065 ", got "1025176 "	stderr
29	Jul 27, 2024 10:23	0	0	0	0	Error: expected "1026074 ", got "1026073 "	stderr
30	Jul 27, 2024 10:21	0	0	0	0	Error: expected "1020186 ", got "1020184 "	stderr
31	Jul 27, 2024 10:03	0	0	0	0	Error: expected "1022144 ", got "1022142 "	stderr
32	Jul 27, 2024 10:21	0	0	0	0	Error: expected "1024358 ", got "1024357 "	stderr
33	Jul 27, 2024 10:21	0	0	0	0	Error: expected "1019331 ", got "1019330 "	stderr
34	Jul 27, 2024 10:21	0	0	0	0	Error: expected "1024255 ", got "1024254 "	stderr
35	Jul 27, 2024 10:18	0	0	0	0	Error: expected "1025848 ", got "1025847 "	stderr
36	Jul 27, 2024 10:18	0	0	0	0	Error: expected "1020127 ", got "1020123 "	stderr
37	Jul 27, 2024 10:18	0	0	0	0	Error: expected "1023461 ", got "1023460 "	stderr
38	Jul 27, 2024 10:18	0	0	0	0	Error: expected "1020111 ", got "1020110 "	stderr
39	Jul 27, 2024 10:18	0	0	0	0	Error: expected "1020718 ", got "1020717 "	stderr
40	Jul 27, 2024 10:03	0	0	0	0	Error: expected "1024365 ", got "1024363 "	stderr
41	Jul 27, 2024 09:52	0	0	0	0	Error: expected "1023867 ", got "1023864 "	stderr
42	Jul 27, 2024 09:53	0	0	0	0	Error: expected "1021612 ", got "1021611 "	stderr
43	Jul 27, 2024 09:53	0	0	0	0	Error: expected "1021881 ", got "1021880 "	stderr
44	Jul 27, 2024 09:53	0	0	0	0	Error: expected "1022020 ", got "1022014 "	stderr
45	Jul 27, 2024 09:53	0	0	0	0	Error: expected "1025875 ", got "1025873 "	stderr
46	Jul 27, 2024 09:53	0	0	0	0	Error: expected "1023059 ", got "1023058 "	stderr
47	Jul 27, 2024 09:54	0	0	0	0	Error: expected "1022808 ", got "1022807 "	stderr
48	Jul 27, 2024 09:54	0	0	0	0	Error: expected "1019789 ", got "1019788 "	stderr
49	Jul 27, 2024 09:54	0	0	0	0	Error: expected "1025390 ", got "1025388 "	stderr
50	Jul 27, 2024 09:54	0	0	0	0	Error: expected "1026295 ", got "1026294 "	stderr
51	Jul 27, 2024 09:54	0	0	0	0	Error: expected "1018653 ", got "1018649 "	stderr
52	Jul 27, 2024 09:58	0	0	0	0	Error: expected "1024316 ", got "1024315 "	stderr
53	Jul 27, 2024 09:58	0	0	0	0	Error: expected "1022173 ", got "1022170 "	stderr
54	Jul 27, 2024 09:58	0	0	0	0	Error: expected "1019388 ", got "1019386 "	stderr
55	Jul 27, 2024 09:58	0	0	0	0	Error: expected "1025111 ", got "1025108 "	stderr
56	Jul 27, 2024 10:03	0	0	0	0	Error: expected "1022286 ", got "1022285 "	stderr
57	Jul 27, 2024 10:03	0	0	0	0	Error: expected "1020537 ", got "1020536 "	stderr
58	Jul 27, 2024 10:01	0	0	0	0	Error: expected "1023891 ", got "1023890 "	stderr
59	Jul 27, 2024 10:01	0	0	0	0	Error: expected "1020059 ", got "1020058 "	stderr
60	Jul 27, 2024 10:01	0	0	0	0	Error: expected "1022034 ", got "1022032 "	stderr
61	Jul 27, 2024 10:01	0	0	0	0	Error: expected "1021613 ", got "1021612 "	stderr
62	Jul 27, 2024 10:01	0	0	0	0	Error: expected "1020005 ", got "1020003 "	stderr
63	Jul 27, 2024 10:00	0	0	0	0	Error: expected "1023271 ", got "1023268 "	stderr
64	Jul 27, 2024 10:00	0	0	0	0	Error: expected "1019405 ", got "1019403 "	stderr
65	Jul 27, 2024 10:00	0	0	0	0	Error: expected "1023477 ", got "1023476 "	stderr
66	Jul 27, 2024 10:00	0	0	0	0	Error: expected "1021640 ", got "1021639 "	stderr
67	Jul 27, 2024 10:00	0	0	0	0	Error: expected "1023613 ", got "1023610 "	stderr
68	Jul 27, 2024 09:58	0	0	0	0	Error: expected "1020859 ", got "1020856 "	stderr
69	Jul 27, 2024 10:12	3,230	160,023,332	106,586,531	2,363,392
70	Jul 27, 2024 10:23	3,237	184,175,547	106,821,306	2,248,704
71	Jul 27, 2024 10:12	3,238	168,805,148	106,861,081	2,244,608
72	Jul 27, 2024 10:12	3,244	186,389,199	107,053,234	2,240,512
73	Jul 27, 2024 10:24	3,246	184,146,294	107,118,648	2,244,608
74	Jul 27, 2024 10:23	3,250	173,638,841	107,251,595	2,252,800
75	Jul 27, 2024 10:24	3,257	169,242,762	107,490,044	2,244,608
76	Jul 27, 2024 10:23	3,258	174,457,521	107,520,307	2,244,608
77	Jul 27, 2024 10:24	3,260	169,649,276	107,583,307	2,240,512

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