Parse integers

Compute the sum of integers read from STDIN as fast as possible.

Input: 50 000 000 lines, each containing one integer in the range [0; 2147483647].

Output: The uint64 sum of all numbers, printed as a decimal string.

Note: Integer overflow is expected – use a 64-bit accumulator.

Restrictions:30s512Mb 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 listApr 13, 2024 08:54

Matt Stuchlik

Error

Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Apr 13, 2024 08:54	0	0	0	0	0	Error: expected "53689815669969120 ", got "53689815669713120 "
2	Apr 13, 2024 08:26	0	0	0	0	0	Error: expected "53687598687435313 ", got "53687598687179313 "
3	Apr 13, 2024 08:35	0	0	0	0	0	Error: expected "53686326369518139 ", got "53686300769518139 "
4	Apr 13, 2024 08:53	0	0	0	0	0	Error: expected "53688818707351173 ", got "53688816147351173 "
5	Apr 13, 2024 08:58	0	0	0	0	0	Error: expected "53686891348560501 ", got "53686891348560245 "
6	Apr 13, 2024 09:00	0	0	0	0	0	Error: expected "53688252405927141 ", got "53688252380327141 "
7	Apr 13, 2024 08:39	15,617	200,827,457	129,623,103	0	2,285,568
8	Apr 13, 2024 06:36	15,634	183,160,796	129,761,544	0	2,297,856
9	Apr 13, 2024 08:54	15,635	193,499,340	129,773,650	0	2,293,760
10	Apr 13, 2024 08:54	15,636	183,989,319	129,777,419	0	2,289,664
11	Apr 13, 2024 08:55	15,636	188,961,771	129,778,054	0	2,285,568
12	Apr 13, 2024 08:58	15,636	190,419,690	129,780,351	0	2,297,856
13	Apr 13, 2024 08:39	15,637	188,130,072	129,788,635	0	2,289,664
14	Apr 13, 2024 08:55	15,637	199,866,136	129,790,760	0	2,281,472
15	Apr 13, 2024 06:41	15,638	207,417,556	129,793,762	0	2,293,760
16	Apr 13, 2024 06:41	15,638	185,223,856	129,797,469	0	2,174,976
17	Apr 13, 2024 06:36	15,643	192,045,338	129,837,819	0	2,285,568
18	Apr 13, 2024 08:58	15,644	196,801,960	129,848,859	0	2,301,952
19	Apr 13, 2024 06:41	15,645	192,437,769	129,851,837	0	2,301,952
20	Apr 13, 2024 08:39	15,645	182,330,063	129,852,114	0	2,285,568
21	Apr 13, 2024 08:54	15,646	184,800,081	129,860,857	0	2,293,760
22	Apr 13, 2024 06:36	15,649	192,670,039	129,888,484	0	2,293,760
23	Apr 13, 2024 08:58	15,652	183,032,976	129,908,514	0	2,269,184
24	Apr 13, 2024 08:55	15,778	209,548,012	130,958,135	0	2,289,664
25	Apr 13, 2024 06:41	16,554	160,502,175	136,399,000	1,002,000	2,273,280
26	Apr 13, 2024 08:58	16,879	166,623,172	138,092,000	2,001,000	2,285,568
27	Apr 13, 2024 06:41	16,886	165,650,225	138,151,000	2,002,000	2,277,376
28	Apr 13, 2024 08:54	16,893	168,196,244	138,210,000	2,003,000	2,285,568
29	Apr 13, 2024 08:58	16,895	169,934,769	139,226,000	1,001,000	2,285,568
30	Apr 13, 2024 06:41	16,909	161,631,824	139,344,000	1,002,000	2,273,280
31	Apr 13, 2024 08:58	16,913	161,593,852	139,372,000	1,002,000	2,273,280
32	Apr 13, 2024 08:54	16,916	162,192,064	139,401,000	1,002,000	2,277,376
33	Apr 13, 2024 06:41	16,929	167,133,395	139,507,000	1,003,000	2,371,584
34	Apr 13, 2024 08:54	16,930	168,999,755	140,522,000	0	2,269,184
35	Apr 13, 2024 06:41	16,934	170,007,398	139,546,000	1,003,000	2,285,568
36	Apr 13, 2024 06:41	16,936	171,592,281	139,562,000	1,004,000	2,285,568
37	Apr 13, 2024 08:58	16,948	168,441,219	138,671,000	1,995,000	2,273,280
38	Apr 13, 2024 08:58	16,952	167,336,714	138,704,000	1,995,000	2,285,568
39	Apr 13, 2024 08:54	16,956	168,764,689	138,742,000	1,996,000	2,285,568
40	Apr 13, 2024 08:54	16,958	165,941,189	140,753,000	0	2,273,280
41	Apr 13, 2024 08:58	16,962	167,622,199	138,790,000	1,996,000	2,285,568
42	Apr 13, 2024 08:54	16,963	163,040,512	140,797,000	0	2,273,280
43	Apr 13, 2024 06:41	16,967	170,228,813	139,828,000	998,000	2,285,568
44	Apr 13, 2024 06:41	16,970	163,064,145	139,854,000	998,000	2,285,568
45	Apr 13, 2024 06:41	17,056	164,736,372	139,570,000	1,993,000	2,285,568
46	Apr 13, 2024 08:58	17,534	177,699,696	144,532,000	1,003,000	2,285,568
47	Apr 13, 2024 08:54	17,544	172,356,549	143,624,000	1,994,000	2,273,280
48	Apr 13, 2024 08:54	17,563	172,038,535	144,775,000	998,000	2,265,088
49	Apr 13, 2024 08:58	17,565	178,106,792	143,791,000	1,997,000	2,277,376
50	Apr 13, 2024 08:54	17,592	169,251,789	144,011,000	2,000,000	2,265,088
51	Apr 13, 2024 08:58	17,639	169,034,680	146,406,000	0	2,367,488

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