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 9, 2024 09:17	0	0	0	0	Error: expected "1021519 ", got "1021518 "	stderr
2	Jul 9, 2024 09:23	0	0	0	0	Error: expected "1021416 ", got "1022615 "	stderr
3	Jul 9, 2024 09:37	0	0	0	0	Error: expected "1019530 ", got "1019529 "	stderr
4	Jul 9, 2024 09:39	0	0	0	0	Error: expected "1022386 ", got "1023608 "	stderr
5	Jul 9, 2024 09:39	0	0	0	0	Error: expected "1020723 ", got "1020719 "	stderr
6	Jul 9, 2024 09:39	0	0	0	0	Error: expected "1026303 ", got "1026300 "	stderr
7	Jul 9, 2024 09:39	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
8	Jul 9, 2024 09:39	0	0	0	0	Error: expected "1026495 ", got "1026493 "	stderr
9	Jul 9, 2024 09:39	0	0	0	0	Error: expected "1024196 ", got "1025426 "	stderr
10	Jul 9, 2024 09:40	0	0	0	0	Error: expected "1018150 ", got "1018149 "	stderr
11	Jul 9, 2024 09:40	0	0	0	0	Error: expected "1025618 ", got "1025617 "	stderr
12	Jul 9, 2024 09:40	0	0	0	0	Error: expected "1019018 ", got "1020223 "	stderr
13	Jul 9, 2024 09:40	0	0	0	0	Error: expected "1021165 ", got "1021164 "	stderr
14	Jul 9, 2024 09:40	0	0	0	0	Error: expected "1023034 ", got "1023032 "	stderr
15	Jul 9, 2024 09:40	0	0	0	0	Error: expected "1025871 ", got "1025869 "	stderr
16	Jul 9, 2024 10:15	0	0	0	0	Error: expected "1025013 ", got "1025012 "	stderr
17	Jul 9, 2024 10:15	0	0	0	0	Error: expected "1019803 ", got "1019801 "	stderr
18	Jul 9, 2024 10:15	0	0	0	0	Error: expected "1025621 ", got "1025619 "	stderr
19	Jul 9, 2024 10:16	0	0	0	0	Error: expected "1022053 ", got "1022052 "	stderr
20	Jul 9, 2024 10:16	0	0	0	0	Error: expected "1021588 ", got "1021585 "	stderr
21	Jul 9, 2024 10:16	0	0	0	0	Error: expected "1020412 ", got "1020410 "	stderr
22	Jul 9, 2024 10:16	0	0	0	0	Error: expected "1021742 ", got "1021741 "	stderr
23	Jul 9, 2024 10:16	0	0	0	0	Error: expected "1020121 ", got "1021276 "	stderr
24	Jul 9, 2024 10:16	0	0	0	0	Error: expected "1022532 ", got "1022530 "	stderr
25	Jul 9, 2024 10:16	0	0	0	0	Error: expected "1021760 ", got "1021758 "	stderr
26	Jul 9, 2024 10:19	0	0	0	0	Error: expected "1025668 ", got "1025667 "	stderr
27	Jul 9, 2024 10:20	0	0	0	0	Error: expected "1019144 ", got "1020322 "	stderr
28	Jul 9, 2024 10:20	0	0	0	0	Error: expected "1023149 ", got "1024374 "	stderr
29	Jul 9, 2024 10:20	0	0	0	0	Error: expected "1025813 ", got "1026898 "	stderr
30	Jul 9, 2024 10:20	0	0	0	0	Error: expected "1024092 ", got "1025230 "	stderr
31	Jul 9, 2024 10:20	0	0	0	0	Error: expected "1020193 ", got "1020191 "	stderr
32	Jul 9, 2024 10:20	0	0	0	0	Error: expected "1026047 ", got "1027272 "	stderr
33	Jul 9, 2024 10:20	0	0	0	0	Error: expected "1018785 ", got "1019976 "	stderr
34	Jul 9, 2024 10:20	0	0	0	0	Error: expected "1019436 ", got "1019435 "	stderr
35	Jul 9, 2024 10:44	0	0	0	0	Error: expected "1024411 ", got "1024410 "	stderr
36	Jul 9, 2024 11:16	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
37	Jul 9, 2024 11:43	0	0	0	0	Error: expected "1024340 ", got "1025460 "	stderr
38	Jul 9, 2024 11:45	0	0	0	0	Error: expected "1021011 ", got "1022183 "	stderr
39	Jul 9, 2024 11:46	0	0	0	0	Error: expected "1026241 ", got "1027404 "	stderr
40	Jul 9, 2024 11:46	0	0	0	0	Error: expected "1020279 ", got "1020277 "
41	Jul 9, 2024 11:47	0	0	0	0	Error: expected "1024859 ", got "1024858 "
42	Jul 9, 2024 11:47	0	0	0	0	Error: expected "1026496 ", got "1026495 "
43	Jul 9, 2024 11:47	0	0	0	0	Error: expected "1025923 ", got "1025921 "
44	Jul 9, 2024 11:47	0	0	0	0	Error: expected "1020879 ", got "1022062 "
45	Jul 9, 2024 11:47	0	0	0	0	Error: expected "1025470 ", got "1025468 "
46	Jul 9, 2024 11:47	0	0	0	0	Error: expected "1022166 ", got "1022165 "
47	Jul 9, 2024 11:47	0	0	0	0	Error: expected "1026020 ", got "1027228 "
48	Jul 9, 2024 11:48	0	0	0	0	Error: expected "1026488 ", got "1027630 "
49	Jul 9, 2024 11:48	0	0	0	0	Error: expected "1020547 ", got "1020551 "
50	Jul 9, 2024 11:48	0	0	0	0	Error: expected "1018210 ", got "1018208 "
51	Jul 9, 2024 11:48	0	0	0	0	Error: expected "1019081 ", got "1020238 "
52	Jul 9, 2024 11:50	0	0	0	0	Error: expected "1022717 ", got "1022715 "
53	Jul 9, 2024 11:50	0	0	0	0	Error: expected "1024516 ", got "1024515 "
54	Jul 9, 2024 11:50	0	0	0	0	Error: expected "1018946 ", got "1018943 "
55	Jul 9, 2024 11:50	0	0	0	0	Error: expected "1020479 ", got "1020478 "
56	Jul 9, 2024 11:50	0	0	0	0	Error: expected "1025946 ", got "1025944 "
57	Jul 9, 2024 11:50	0	0	0	0	Error: expected "1025535 ", got "1026693 "
58	Jul 9, 2024 11:51	0	0	0	0	Error: expected "1024477 ", got "1024476 "
59	Jul 9, 2024 11:51	0	0	0	0	Error: expected "1019274 ", got "1019270 "
60	Jul 9, 2024 11:51	0	0	0	0	Error: expected "1022153 ", got "1022152 "
61	Jul 9, 2024 11:51	0	0	0	0	Error: expected "1027067 ", got "1027110 "
62	Jul 9, 2024 11:54	0	0	0	0	Error: expected "1021190 ", got "1022394 "
63	Jul 9, 2024 11:54	0	0	0	0	Error: expected "1019836 ", got "1021034 "
64	Jul 9, 2024 11:54	0	0	0	0	Error: expected "1025019 ", got "1025018 "
65	Jul 9, 2024 11:54	0	0	0	0	Error: expected "1020044 ", got "1020066 "
66	Jul 9, 2024 11:54	0	0	0	0	Error: expected "1017900 ", got "1019026 "
67	Jul 9, 2024 11:54	0	0	0	0	Error: expected "1019115 ", got "1019113 "
68	Jul 9, 2024 11:54	0	0	0	0	Error: expected "1022391 ", got "1022390 "
69	Jul 9, 2024 11:54	0	0	0	0	Error: No answer to stdout. Died or killed?
70	Jul 9, 2024 11:54	0	0	0	0	Error: expected "1025577 ", got "1025575 "
71	Jul 9, 2024 11:56	0	0	0	0	Error: expected "1020739 ", got "1021870 "
72	Jul 9, 2024 11:56	0	0	0	0	Error: expected "1020094 ", got "1020093 "
73	Jul 9, 2024 11:57	0	0	0	0	Error: expected "1021040 ", got "1021038 "
74	Jul 9, 2024 11:57	0	0	0	0	Error: expected "1025187 ", got "1026422 "
75	Jul 9, 2024 11:57	0	0	0	0	Error: expected "1019595 ", got "1019594 "
76	Jul 9, 2024 11:57	0	0	0	0	Error: expected "1024605 ", got "1025708 "
77	Jul 9, 2024 11:57	0	0	0	0	Error: expected "1021695 ", got "1021694 "
78	Jul 9, 2024 11:57	0	0	0	0	Error: expected "1026011 ", got "1027222 "
79	Jul 9, 2024 11:57	0	0	0	0	Error: expected "1024753 ", got "1025901 "
80	Jul 9, 2024 11:57	0	0	0	0	Error: expected "1019390 ", got "1020560 "
81	Jul 9, 2024 11:59	0	0	0	0	Error: expected "1018259 ", got "1018257 "
82	Jul 9, 2024 11:59	0	0	0	0	Error: expected "1025358 ", got "1025354 "
83	Jul 9, 2024 11:59	0	0	0	0	Error: expected "1025614 ", got "1026760 "
84	Jul 9, 2024 12:00	0	0	0	0	Error: expected "1020190 ", got "1020188 "
85	Jul 9, 2024 12:00	0	0	0	0	Error: expected "1024409 ", got "1025610 "
86	Jul 9, 2024 12:00	0	0	0	0	Error: expected "1022764 ", got "1022761 "
87	Jul 9, 2024 12:00	0	0	0	0	Error: expected "1023456 ", got "1023454 "
88	Jul 9, 2024 12:00	0	0	0	0	Error: expected "1022534 ", got "1023702 "
89	Jul 9, 2024 12:00	0	0	0	0	Error: expected "1025172 ", got "1025170 "
90	Jul 9, 2024 12:00	0	0	0	0	Error: expected "1020049 ", got "1020048 "
91	Jul 9, 2024 12:04	0	0	0	0	Error: expected "1024894 ", got "1024893 "
92	Jul 9, 2024 12:04	0	0	0	0	Error: expected "1019224 ", got "1019223 "
93	Jul 9, 2024 12:04	0	0	0	0	Error: expected "1026983 ", got "1026982 "
94	Jul 9, 2024 12:05	0	0	0	0	Error: expected "1022039 ", got "1023188 "
95	Jul 9, 2024 12:05	0	0	0	0	Error: expected "1023911 ", got "1023914 "
96	Jul 9, 2024 12:05	0	0	0	0	Error: expected "1023657 ", got "1023656 "
97	Jul 9, 2024 12:05	0	0	0	0	Error: expected "1025886 ", got "1025884 "
98	Jul 9, 2024 12:05	0	0	0	0	Error: expected "1025825 ", got "1025823 "
99	Jul 9, 2024 12:05	0	0	0	0	Error: expected "1022258 ", got "1022255 "
100	Jul 9, 2024 12:05	0	0	0	0	Error: expected "1020017 ", got "1020016 "
101	Jul 9, 2024 12:07	0	0	0	0	Error: No answer to stdout. Died or killed?
102	Jul 9, 2024 12:11	0	0	0	0	Error: expected "1023130 ", got "1023128 "
103	Jul 9, 2024 12:11	0	0	0	0	Error: expected "1023334 ", got "1023333 "
104	Jul 9, 2024 12:12	0	0	0	0	Error: expected "1019095 ", got "1020271 "
105	Jul 9, 2024 12:12	0	0	0	0	Error: expected "1026187 ", got "1026184 "
106	Jul 9, 2024 12:12	0	0	0	0	Error: No answer to stdout. Died or killed?
107	Jul 9, 2024 12:12	0	0	0	0	Error: expected "1023713 ", got "1023725 "
108	Jul 9, 2024 12:12	0	0	0	0	Error: expected "1022936 ", got "1022935 "
109	Jul 9, 2024 12:12	0	0	0	0	Error: expected "1021762 ", got "1021760 "
110	Jul 9, 2024 12:12	0	0	0	0	Error: expected "1023852 ", got "1023850 "
111	Jul 9, 2024 12:12	0	0	0	0	Error: expected "1025816 ", got "1025815 "
112	Jul 9, 2024 12:12	0	0	0	0	Error: expected "1026172 ", got "1026168 "
113	Jul 9, 2024 12:14	0	0	0	0	Error: expected "1026310 ", got "1027481 "
114	Jul 9, 2024 12:14	0	0	0	0	Error: expected "1022592 ", got "1023761 "
115	Jul 9, 2024 12:14	0	0	0	0	Error: expected "1024567 ", got "1024564 "
116	Jul 9, 2024 12:14	0	0	0	0	Error: expected "1024549 ", got "1024548 "
117	Jul 9, 2024 12:57	0	0	0	0	Error: expected "1026035 ", got "1026032 "
118	Jul 9, 2024 13:02	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
119	Jul 9, 2024 13:02	0	0	0	0	Error: expected "1021524 ", got "1021521 "	stderr
120	Jul 9, 2024 10:19	3,666	193,651,265	120,989,265	2,228,224
121	Jul 9, 2024 10:19	3,680	179,720,755	121,453,335	2,236,416
122	Jul 9, 2024 10:19	4,152	207,479,074	137,020,969	2,240,512

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