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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Yuriy Lyfenko

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Sep 13, 2022 03:05	0	0	0	0	0	Error: expected "53683622636300272 ", got "53683597036300272 "	stderr
2	Nov 30, 2022 19:47	0	0	0	0	0	Error: expected "53684638722516693 ", got "53684610562516693 "	stderr
3	Sep 13, 2022 03:06	0	0	0	0	0	Error: expected "53689705119554610 ", got "53689705093954610 "	stderr
4	Sep 13, 2022 03:06	0	0	0	0	0	Error: expected "53690177857072680 ", got "53690177831472680 "	stderr
5	Nov 18, 2022 04:07	0	0	0	0	0	Error: expected "53693624085857747 ", got "713046873786323 "	stderr
6	Nov 18, 2022 03:51	0	0	0	0	0	Error: expected "53689281377259626 ", got "164283885862250 "	stderr
7	Sep 13, 2022 03:07	0	0	0	0	0	Error: expected "53685942056737145 ", got "163240449273977 "	stderr
8	Nov 18, 2022 03:48	7,138	82,132,728	57,236,000	2,008,000	2,265,088
9	Sep 13, 2022 03:05	7,164	129,590,696	59,458,827	0	2,215,936
10	Sep 13, 2022 03:04	7,184	84,199,719	55,585,000	4,042,000	2,293,760
11	Nov 18, 2022 03:48	7,188	137,360,482	59,658,393	0	2,256,896
12	Sep 13, 2022 03:05	7,191	129,755,349	59,683,286	0	2,220,032
13	Nov 18, 2022 03:48	7,205	85,935,713	56,811,000	2,990,000	2,453,504
14	Nov 30, 2022 19:47	7,211	129,758,572	59,847,858	0	2,265,088
15	Nov 18, 2022 04:06	7,214	123,522,359	59,873,123	0	2,306,048
16	Sep 13, 2022 03:04	7,215	124,741,080	59,880,582	0	2,187,264
17	Nov 18, 2022 03:48	7,216	87,090,889	56,899,000	2,994,000	2,498,560
18	Nov 18, 2022 03:48	7,222	79,945,370	56,948,000	2,997,000	2,387,968
19	Nov 18, 2022 03:48	7,223	82,799,308	58,952,000	999,000	2,453,504
20	Sep 13, 2022 03:04	7,224	129,129,476	59,955,883	0	2,215,936
21	Nov 18, 2022 04:06	7,237	129,857,430	60,066,300	0	2,285,568
22	Nov 18, 2022 03:48	7,247	118,631,893	60,146,794	0	2,207,744
23	Aug 28, 2023 19:27	7,253	120,332,702	60,202,270	0	2,281,472
24	Sep 13, 2022 03:05	7,257	122,020,217	60,230,793	0	2,199,552
25	Sep 13, 2022 03:04	7,260	82,498,492	56,239,000	4,017,000	2,379,776
26	Nov 18, 2022 03:48	7,278	87,666,094	57,386,000	3,020,000	2,404,352
27	Nov 18, 2022 04:06	7,279	131,598,384	60,418,951	0	2,199,552
28	Sep 13, 2022 03:04	7,280	80,883,075	56,396,000	4,028,000	2,310,144
29	Nov 18, 2022 03:48	7,288	85,075,643	55,450,000	5,040,000	2,396,160
30	Nov 18, 2022 03:48	7,288	138,953,960	60,487,362	0	2,285,568
31	Nov 18, 2022 03:48	7,290	83,649,671	55,468,000	5,042,000	2,383,872
32	Aug 28, 2023 19:27	7,295	130,152,233	60,545,220	0	2,183,168
33	Nov 30, 2022 19:47	7,297	114,470,608	60,563,667	0	2,269,184
34	Nov 30, 2022 19:47	7,320	127,738,073	60,756,156	0	2,273,280
35	Sep 13, 2022 03:04	7,324	123,941,450	60,786,216	0	2,187,264
36	Aug 28, 2023 19:27	7,325	118,931,696	60,797,675	0	2,297,856
37	Sep 13, 2022 03:04	7,325	90,209,194	57,811,000	2,990,000	2,334,720
38	Sep 13, 2022 03:04	7,325	86,765,884	57,808,000	2,990,000	2,469,888
39	Sep 13, 2022 03:04	7,354	88,463,090	58,040,000	3,002,000	2,342,912
40	Sep 13, 2022 03:04	7,359	85,739,825	56,071,000	5,006,000	2,486,272
41	Sep 13, 2022 03:04	7,377	84,115,710	56,210,000	5,018,000	2,404,352
42	Sep 13, 2022 03:04	7,381	86,374,412	57,245,000	4,017,000	2,322,432
43	Nov 18, 2022 03:48	7,893	87,315,110	62,491,000	3,023,000	2,465,792
44	Sep 13, 2022 03:07	27,877	302,767,131	231,379,500	0	2,285,568
45	Sep 13, 2022 03:07	27,911	307,654,184	231,665,277	0	2,215,936
46	Sep 13, 2022 03:07	28,150	303,332,072	233,648,313	0	2,260,992
47	Sep 13, 2022 03:07	28,371	261,667,746	230,470,000	5,010,000	2,498,560
48	Sep 13, 2022 03:07	28,384	263,093,677	232,583,000	3,007,000	2,396,160
49	Sep 13, 2022 03:07	28,470	260,108,593	233,296,000	3,003,000	2,383,872
50	Sep 13, 2022 03:07	28,484	262,566,061	233,414,000	3,005,000	2,342,912
51	Sep 13, 2022 03:07	28,520	265,348,851	233,719,000	2,996,000	2,326,528
52	Sep 13, 2022 03:07	28,656	264,094,778	235,849,000	1,998,000	2,322,432
53	Sep 13, 2022 03:07	28,711	262,465,125	236,302,000	2,002,000	2,490,368
54	Sep 13, 2022 03:07	28,721	260,675,123	234,376,000	4,006,000	2,289,664
55	Sep 13, 2022 03:07	28,788	261,282,091	236,941,000	1,999,000	2,359,296

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