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.

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Joad Nacer

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Oct 11, 2024 01:30	0	0	0	0	0	Error: expected "53688537918748528 ", got "53688544450697369 "	stderr
2	Oct 11, 2024 01:29	0	0	0	0	0	Error: expected "53690843664392294 ", got "53690860235303181 "	stderr
3	Oct 11, 2024 01:29	0	0	0	0	0	Error: expected "53692093568122141 ", got "53692098146136858 "	stderr
4	Oct 11, 2024 01:29	0	0	0	0	0	Error: expected "53680865371598122 ", got "53680884193508397 "	stderr
5	Oct 11, 2024 01:28	0	0	0	0	0	Error: expected "53679520520549322 ", got "53679526075190468 "	stderr
6	Oct 11, 2024 01:30	4,494	58,031,664	34,278,000	3,024,000	2,510,848
7	Oct 11, 2024 01:30	4,499	69,865,042	35,321,000	2,018,000	2,334,720
8	Oct 11, 2024 01:30	4,506	61,563,133	35,379,000	2,021,000	2,510,848
9	Oct 11, 2024 01:30	4,506	64,701,343	34,368,000	3,032,000	2,510,848
10	Oct 11, 2024 01:30	4,506	63,495,045	35,378,000	2,021,000	2,334,720
11	Oct 11, 2024 01:30	4,506	56,854,167	34,366,000	3,032,000	2,510,848
12	Oct 11, 2024 01:30	4,507	68,288,487	35,386,000	2,022,000	2,334,720
13	Oct 11, 2024 01:30	4,510	59,564,015	35,408,000	2,023,000	2,514,944
14	Oct 11, 2024 01:30	4,512	61,722,747	35,422,000	2,024,000	2,510,848
15	Oct 11, 2024 01:30	4,514	59,107,816	35,441,000	2,025,000	2,519,040
16	Oct 11, 2024 01:30	4,514	58,681,151	35,439,000	2,025,000	2,510,848
17	Oct 11, 2024 01:30	4,517	67,284,245	34,454,000	3,040,000	2,514,944
18	Oct 11, 2024 01:30	4,517	63,427,956	35,461,000	2,026,000	2,334,720
19	Oct 11, 2024 01:30	4,517	65,577,830	35,465,000	2,026,000	2,510,848
20	Oct 11, 2024 01:30	4,518	56,522,629	35,472,000	2,027,000	2,441,216
21	Oct 11, 2024 01:30	4,519	56,067,953	35,482,000	2,027,000	2,510,848
22	Oct 11, 2024 01:30	4,521	62,125,614	36,512,000	1,014,000	2,506,752
23	Oct 11, 2024 01:30	4,522	56,641,488	35,507,000	2,028,000	2,510,848
24	Oct 11, 2024 01:30	4,522	64,380,342	36,522,000	1,014,000	2,392,064
25	Oct 11, 2024 01:30	4,522	64,729,177	35,505,000	2,028,000	2,510,848
26	Oct 11, 2024 01:30	4,527	65,921,246	35,541,000	2,030,000	2,510,848
27	Oct 11, 2024 01:30	4,531	72,853,023	36,593,000	1,016,000	2,514,944
28	Oct 11, 2024 01:30	4,531	63,744,755	34,562,000	3,049,000	2,334,720
29	Oct 11, 2024 01:30	4,534	67,836,755	36,616,000	1,017,000	2,510,848
30	Oct 11, 2024 01:30	4,536	69,639,590	35,615,000	2,035,000	2,510,848
31	Oct 11, 2024 01:30	4,556	62,981,764	34,833,000	2,985,000	2,334,720
32	Oct 11, 2024 01:30	4,592	59,780,500	37,114,000	1,003,000	2,506,752
33	Oct 11, 2024 01:30	4,594	60,232,024	35,122,000	3,010,000	2,338,816
34	Oct 11, 2024 01:30	4,601	59,833,005	37,186,000	1,005,000	2,330,624
35	Oct 11, 2024 01:30	4,603	60,507,545	36,196,000	2,010,000	2,330,624
36	Oct 11, 2024 01:30	4,616	62,746,996	36,298,000	2,016,000	2,506,752
37	Oct 11, 2024 01:30	4,621	64,320,320	36,335,000	2,018,000	2,277,376
38	Oct 11, 2024 01:30	4,624	60,497,210	36,358,000	2,019,000	2,506,752

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