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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Challenge History

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Run Statistics

#	Date	Score	Wall Time	CPU User	Memory	Error
1	Jul 11, 2024 00:31	0	0	0	0	Error: expected "1024767 ", got "1024766 "
2	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1020444 ", got "1020443 "
3	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1023170 ", got "1023169 "
4	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1025952 ", got "1025951 "
5	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1020721 ", got "1020720 "
6	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1026421 ", got "1026419 "
7	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1019397 ", got "1019395 "
8	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1020657 ", got "1020655 "
9	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1019385 ", got "1025287 "
10	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1022024 ", got "1022023 "
11	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1020134 ", got "1020133 "
12	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1020079 ", got "1020077 "
13	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1022038 ", got "1022035 "
14	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1025718 ", got "1025715 "
15	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1021345 ", got "1021344 "
16	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1021429 ", got "1021426 "
17	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1025445 ", got "1025442 "
18	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1021136 ", got "1021135 "
19	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1018774 ", got "1018771 "
20	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1026715 ", got "1026713 "
21	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1026258 ", got "1026257 "
22	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1025880 ", got "1025878 "
23	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1026100 ", got "1026098 "
24	Jul 11, 2024 00:32	0	0	0	0	Error: expected "1021751 ", got "1021749 "
25	Jul 11, 2024 00:36	0	0	0	0	Error: expected "1023667 ", got "1023666 "
26	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1020772 ", got "1020771 "
27	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1024599 ", got "1024597 "
28	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1020446 ", got "1020443 "
29	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1022827 ", got "1022825 "
30	Jul 11, 2024 00:37	0	0	0	0	Error: No answer to stdout. Died or killed?
31	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1024746 ", got "1024744 "
32	Jul 11, 2024 00:37	0	0	0	0	Error: No answer to stdout. Died or killed?
33	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1022052 ", got "1022050 "
34	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1025172 ", got "1025170 "
35	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1017868 ", got "1017867 "
36	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1026648 ", got "1026646 "
37	Jul 11, 2024 00:37	0	0	0	0	Error: No answer to stdout. Died or killed?
38	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1019680 ", got "1019679 "
39	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1026499 ", got "1026498 "
40	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1020257 ", got "1020256 "
41	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1020018 ", got "1020016 "
42	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1023940 ", got "1023939 "
43	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1023112 ", got "1023110 "
44	Jul 11, 2024 00:37	0	0	0	0	Error: No answer to stdout. Died or killed?
45	Jul 11, 2024 00:37	0	0	0	0	Error: expected "1025110 ", got "1025109 "
46	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1025912 ", got "1025911 "
47	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1020785 ", got "1020781 "
48	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1025349 ", got "1025346 "
49	Jul 11, 2024 00:44	0	0	0	0	Error: No answer to stdout. Died or killed?
50	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1022423 ", got "1022421 "
51	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1022857 ", got "1022856 "
52	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1020241 ", got "1020238 "
53	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1021155 ", got "1021154 "
54	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1019740 ", got "1019739 "
55	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1024511 ", got "1024509 "
56	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1019278 ", got "1019276 "
57	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1019398 ", got "1019396 "
58	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1019154 ", got "1019152 "
59	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1020665 ", got "1020663 "
60	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1024962 ", got "1024961 "
61	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1025517 ", got "1025516 "
62	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1025594 ", got "1025593 "
63	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1022644 ", got "1022642 "
64	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1022994 ", got "1022990 "
65	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1020860 ", got "1020856 "
66	Jul 11, 2024 00:44	0	0	0	0	Error: expected "1019107 ", got "1019104 "
67	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1024217 ", got "1024215 "
68	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1023436 ", got "1023433 "
69	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1021215 ", got "1021212 "
70	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1024611 ", got "1024609 "
71	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1022014 ", got "1022012 "
72	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1021725 ", got "1021723 "
73	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1026497 ", got "1026495 "
74	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1025412 ", got "1025411 "
75	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1026824 ", got "1026823 "
76	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1022316 ", got "1022315 "
77	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1021169 ", got "1021167 "
78	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1019518 ", got "1019517 "
79	Jul 11, 2024 00:51	0	0	0	0	Error: No answer to stdout. Died or killed?
80	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1020321 ", got "1020320 "
81	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1018815 ", got "1018814 "
82	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1019471 ", got "1019469 "
83	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1020566 ", got "1020565 "
84	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1024551 ", got "1024549 "
85	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1020548 ", got "1020546 "
86	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1020504 ", got "1020503 "
87	Jul 11, 2024 00:51	0	0	0	0	Error: expected "1020094 ", got "1020093 "
88	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1025531 ", got "1025530 "
89	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1024978 ", got "1024975 "
90	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1023885 ", got "1023881 "
91	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1018283 ", got "1018282 "
92	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1025385 ", got "1025384 "
93	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1025680 ", got "1025677 "
94	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1025374 ", got "1025372 "
95	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1021091 ", got "1021088 "
96	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1019509 ", got "1019507 "
97	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1023807 ", got "1023806 "
98	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1019654 ", got "1019653 "
99	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1023814 ", got "1023813 "
100	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1025220 ", got "1025218 "
101	Jul 11, 2024 00:52	0	0	0	0	Error: No answer to stdout. Died or killed?
102	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1025121 ", got "1025119 "
103	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1019532 ", got "1019531 "
104	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1021961 ", got "1021959 "
105	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1021501 ", got "1021500 "
106	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1026359 ", got "1026358 "
107	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1024659 ", got "1024658 "
108	Jul 11, 2024 00:52	0	0	0	0	Error: expected "1025654 ", got "1025652 "
109	Jul 11, 2024 07:54	0	0	0	0	Error: expected "1021457 ", got "1021456 "
110	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1023068 ", got "1023067 "
111	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1019213 ", got "1019210 "
112	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1026885 ", got "1026882 "
113	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1021773 ", got "1021772 "
114	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1024872 ", got "1024871 "
115	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1020264 ", got "1020263 "
116	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1025489 ", got "1025488 "
117	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1021378 ", got "1021376 "
118	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1022637 ", got "1022635 "
119	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1023311 ", got "1023308 "
120	Jul 11, 2024 07:55	0	0	0	0	Error: expected "1023810 ", got "1023809 "
121	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1019716 ", got "1019715 "
122	Jul 11, 2024 07:56	0	0	0	0	Error: No answer to stdout. Died or killed?
123	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1021716 ", got "1021715 "
124	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1025059 ", got "1025058 "
125	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1018635 ", got "1018634 "
126	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1020885 ", got "1020883 "
127	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1026277 ", got "1026276 "
128	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1020183 ", got "1020181 "
129	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1022972 ", got "1022971 "
130	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1022828 ", got "1022827 "
131	Jul 11, 2024 07:56	0	0	0	0	Error: expected "1022916 ", got "1022914 "
132	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1023264 ", got "1023260 "
133	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1018640 ", got "1018638 "
134	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1023323 ", got "1023321 "
135	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1026062 ", got "1026059 "
136	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1024239 ", got "1024237 "
137	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1025944 ", got "1025941 "
138	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1020971 ", got "1020969 "
139	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1021654 ", got "1021652 "
140	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1020886 ", got "1020885 "
141	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1024067 ", got "1024066 "
142	Jul 11, 2024 08:00	0	0	0	0	Error: expected "1024802 ", got "1024801 "
143	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1026057 ", got "1026056 "
144	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1023128 ", got "1023126 "
145	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1024796 ", got "1024794 "
146	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1018889 ", got "1018888 "
147	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1019600 ", got "1019599 "
148	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1024732 ", got "1024729 "
149	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1021485 ", got "1021483 "
150	Jul 11, 2024 08:04	0	0	0	0	Error: No answer to stdout. Died or killed?
151	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1020305 ", got "1020303 "
152	Jul 11, 2024 08:04	0	0	0	0	Error: expected "1022246 ", got "1022244 "
153	Jul 11, 2024 08:04	3,436	167,505,940	113,394,647	2,228,224
154	Jul 11, 2024 08:04	3,437	181,815,237	113,413,298	2,228,224
155	Jul 11, 2024 08:04	3,505	183,098,232	115,675,625	2,236,416

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