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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Run Statistics

#	Date	Score	Wall Time	CPU User	Memory	Error
1	Jul 28, 2024 17:47	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
2	Jul 28, 2024 17:50	0	0	0	0	Error: expected "1020509 ", got "1020506 "	stderr
3	Jul 28, 2024 17:50	0	0	0	0	Error: expected "1019829 ", got "1019827 "	stderr
4	Jul 28, 2024 17:49	0	0	0	0	Error: expected "1022398 ", got "1022396 "	stderr
5	Jul 28, 2024 17:49	0	0	0	0	Error: expected "1025535 ", got "1031835 "	stderr
6	Jul 28, 2024 17:49	0	0	0	0	Error: expected "1019818 ", got "1019815 "	stderr
7	Jul 28, 2024 17:49	0	0	0	0	Error: expected "1019869 ", got "1019865 "	stderr
8	Jul 28, 2024 17:49	0	0	0	0	Error: expected "1019935 ", got "1019934 "	stderr
9	Jul 28, 2024 17:47	0	0	0	0	Error: expected "1020019 ", got "1020016 "	stderr
10	Jul 28, 2024 17:47	0	0	0	0	Error: expected "1022758 ", got "1022757 "	stderr
11	Jul 28, 2024 17:47	0	0	0	0	Error: expected "1020047 ", got "1020046 "	stderr
12	Jul 28, 2024 17:50	0	0	0	0	Error: expected "1019905 ", got "1019903 "	stderr
13	Jul 28, 2024 17:47	0	0	0	0	Error: expected "1025343 ", got "1025341 "	stderr
14	Jul 28, 2024 17:46	0	0	0	0	Error: expected "1023829 ", got "1023827 "	stderr
15	Jul 28, 2024 17:46	0	0	0	0	Error: expected "1019144 ", got "1019143 "	stderr
16	Jul 28, 2024 17:46	0	0	0	0	Error: expected "1019848 ", got "1019847 "	stderr
17	Jul 28, 2024 17:46	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
18	Jul 28, 2024 17:46	0	0	0	0	Error: expected "1022145 ", got "1022144 "	stderr
19	Jul 28, 2024 17:43	0	0	0	0	Error: expected "1020920 ", got "1020918 "	stderr
20	Jul 28, 2024 17:43	0	0	0	0	Error: expected "1021801 ", got "1021800 "	stderr
21	Jul 28, 2024 17:43	0	0	0	0	Error: expected "1025244 ", got "1025243 "	stderr
22	Jul 28, 2024 17:43	0	0	0	0	Error: expected "1027108 ", got "1033124 "	stderr
23	Jul 28, 2024 17:53	0	0	0	0	Error: expected "1023406 ", got "1023405 "	stderr
24	Jul 28, 2024 18:21	0	0	0	0	Error: expected "1022324 ", got "1022323 "	stderr
25	Jul 28, 2024 18:21	0	0	0	0	Error: expected "1019971 ", got "1019969 "	stderr
26	Jul 28, 2024 18:21	0	0	0	0	Error: expected "1021609 ", got "1021606 "	stderr
27	Jul 28, 2024 18:21	0	0	0	0	Error: expected "1022028 ", got "1022026 "	stderr
28	Jul 28, 2024 17:54	0	0	0	0	Error: expected "1021548 ", got "1021546 "	stderr
29	Jul 28, 2024 17:54	0	0	0	0	Error: expected "1024744 ", got "1024742 "	stderr
30	Jul 28, 2024 17:54	0	0	0	0	Error: expected "1021656 ", got "1021655 "	stderr
31	Jul 28, 2024 17:54	0	0	0	0	Error: expected "1019397 ", got "1019394 "	stderr
32	Jul 28, 2024 17:54	0	0	0	0	Error: expected "1020648 ", got "1020646 "	stderr
33	Jul 28, 2024 17:53	0	0	0	0	Error: expected "1022178 ", got "1022177 "	stderr
34	Jul 28, 2024 17:43	0	0	0	0	Error: expected "1020669 ", got "1020668 "	stderr
35	Jul 28, 2024 17:53	0	0	0	0	Error: expected "1020248 ", got "1020247 "	stderr
36	Jul 28, 2024 17:53	0	0	0	0	Error: expected "1023083 ", got "1023079 "	stderr
37	Jul 28, 2024 17:53	0	0	0	0	Error: expected "1025826 ", got "1025824 "	stderr
38	Jul 28, 2024 17:52	0	0	0	0	Error: expected "1019996 ", got "1019994 "	stderr
39	Jul 28, 2024 17:52	0	0	0	0	Error: expected "1021315 ", got "1021314 "	stderr
40	Jul 28, 2024 17:52	0	0	0	0	Error: expected "1021214 ", got "1021213 "	stderr
41	Jul 28, 2024 17:52	0	0	0	0	Error: expected "1020325 ", got "1020322 "	stderr
42	Jul 28, 2024 17:52	0	0	0	0	Error: expected "1026576 ", got "1026574 "	stderr
43	Jul 28, 2024 17:50	0	0	0	0	Error: expected "1020143 ", got "1020141 "	stderr
44	Jul 28, 2024 17:50	0	0	0	0	Error: expected "1021630 ", got "1021629 "	stderr
45	Jul 28, 2024 17:29	0	0	0	0	Error: expected "1023960 ", got "1023958 "	stderr
46	Jul 28, 2024 17:33	0	0	0	0	Error: expected "1020454 ", got "1020452 "	stderr
47	Jul 28, 2024 17:33	0	0	0	0	Error: expected "1023715 ", got "1023713 "	stderr
48	Jul 28, 2024 17:33	0	0	0	0	Error: expected "1019914 ", got "1019913 "	stderr
49	Jul 28, 2024 17:33	0	0	0	0	Error: expected "1024021 ", got "1024019 "	stderr
50	Jul 28, 2024 17:33	0	0	0	0	Error: expected "1024857 ", got "1024855 "	stderr
51	Jul 28, 2024 17:31	0	0	0	0	Error: expected "1020684 ", got "1020682 "	stderr
52	Jul 28, 2024 17:31	0	0	0	0	Error: expected "1025342 ", got "1025337 "	stderr
53	Jul 28, 2024 17:31	0	0	0	0	Error: expected "1019745 ", got "1019744 "	stderr
54	Jul 28, 2024 17:31	0	0	0	0	Error: expected "1019241 ", got "1019238 "	stderr
55	Jul 28, 2024 17:31	0	0	0	0	Error: expected "1020494 ", got "1020492 "	stderr
56	Jul 28, 2024 17:41	0	0	0	0	Error: expected "1020412 ", got "1020410 "	stderr
57	Jul 28, 2024 17:29	0	0	0	0	Error: expected "1025950 ", got "1025948 "	stderr
58	Jul 28, 2024 17:29	0	0	0	0	Error: expected "1021971 ", got "1021970 "	stderr
59	Jul 28, 2024 17:29	0	0	0	0	Error: expected "1021070 ", got "1021069 "	stderr
60	Jul 28, 2024 17:29	0	0	0	0	Error: expected "1020430 ", got "1020427 "	stderr
61	Jul 28, 2024 17:28	0	0	0	0	Error: expected "1020865 ", got "1020863 "	stderr
62	Jul 28, 2024 17:28	0	0	0	0	Error: expected "1024050 ", got "1024048 "	stderr
63	Jul 28, 2024 17:28	0	0	0	0	Error: expected "1023477 ", got "1023475 "	stderr
64	Jul 28, 2024 17:28	0	0	0	0	Error: expected "1023692 ", got "1023690 "	stderr
65	Jul 28, 2024 17:28	0	0	0	0	Error: expected "1024784 ", got "1024783 "	stderr
66	Jul 28, 2024 17:35	0	0	0	0	Error: expected "1025316 ", got "1025314 "	stderr
67	Jul 28, 2024 17:41	0	0	0	0	Error: expected "1020068 ", got "1020065 "	stderr
68	Jul 28, 2024 17:41	0	0	0	0	Error: expected "1025528 ", got "1025527 "	stderr
69	Jul 28, 2024 17:41	0	0	0	0	Error: expected "1026450 ", got "1026448 "	stderr
70	Jul 28, 2024 17:41	0	0	0	0	Error: expected "1018669 ", got "1018668 "	stderr
71	Jul 28, 2024 17:39	0	0	0	0	Error: expected "1019477 ", got "1019476 "	stderr
72	Jul 28, 2024 17:39	0	0	0	0	Error: expected "1025216 ", got "1025215 "	stderr
73	Jul 28, 2024 17:39	0	0	0	0	Error: expected "1019351 ", got "1019347 "	stderr
74	Jul 28, 2024 17:39	0	0	0	0	Error: expected "1023178 ", got "1023176 "	stderr
75	Jul 28, 2024 17:39	0	0	0	0	Error: expected "1020106 ", got "1020104 "	stderr
76	Jul 28, 2024 17:37	0	0	0	0	Error: expected "1025248 ", got "1025247 "	stderr
77	Jul 28, 2024 17:37	0	0	0	0	Error: expected "1025249 ", got "1025248 "	stderr
78	Jul 28, 2024 17:37	0	0	0	0	Error: expected "1026353 ", got "1026350 "	stderr
79	Jul 28, 2024 17:37	0	0	0	0	Error: expected "1025535 ", got "1025533 "	stderr
80	Jul 28, 2024 17:37	0	0	0	0	Error: expected "1021467 ", got "1021466 "	stderr
81	Jul 28, 2024 17:35	0	0	0	0	Error: expected "1020228 ", got "1020227 "	stderr
82	Jul 28, 2024 17:35	0	0	0	0	Error: expected "1022675 ", got "1022673 "	stderr
83	Jul 28, 2024 17:35	0	0	0	0	Error: expected "1022988 ", got "1022987 "	stderr
84	Jul 28, 2024 17:35	0	0	0	0	Error: expected "1023098 ", got "1023097 "	stderr
85	Jul 28, 2024 18:21	3,247	167,615,984	107,143,680	2,256,896
86	Jul 28, 2024 18:21	3,258	159,845,299	107,516,038	2,248,704
87	Jul 28, 2024 18:21	3,262	164,405,018	107,638,210	2,244,608

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