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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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Jun 7, 2024 13:22	0	0	0	0	0	Error: expected "53690395843737641 ", got "53690395778201641 "
2	Jun 7, 2024 13:22	4,040	55,585,483	31,504,000	2,032,000	2,269,184
3	Jun 7, 2024 13:22	4,040	61,990,058	31,498,000	2,032,000	2,486,272
4	Jun 7, 2024 13:22	4,047	63,121,205	31,556,000	2,035,000	2,273,280
5	Jun 7, 2024 13:23	4,050	61,385,553	31,576,000	2,037,000	2,273,280
6	Jun 7, 2024 13:22	4,052	63,446,342	32,612,000	1,019,000	2,482,176
7	Jun 7, 2024 13:22	4,055	58,752,773	33,657,000	0	2,338,816
8	Jun 7, 2024 13:22	4,059	57,944,356	32,667,000	1,020,000	2,478,080
9	Jun 7, 2024 13:22	4,061	59,037,080	31,665,000	2,042,000	2,375,680
10	Jun 7, 2024 13:23	4,071	59,300,144	32,800,000	993,000	2,392,064
11	Jun 7, 2024 13:22	4,073	57,826,527	31,818,000	1,988,000	2,490,368
12	Jun 7, 2024 13:22	4,074	65,661,953	32,822,000	994,000	2,273,280
13	Jun 7, 2024 13:22	4,075	59,669,223	31,830,000	1,989,000	2,486,272
14	Jun 7, 2024 13:22	4,076	62,040,032	33,827,000	0	2,486,272
15	Jun 7, 2024 13:22	4,076	59,977,353	30,847,000	2,985,000	2,273,280
16	Jun 7, 2024 13:23	4,076	60,531,135	30,848,000	2,985,000	2,482,176
17	Jun 7, 2024 13:22	4,077	64,488,547	31,851,000	1,990,000	2,273,280
18	Jun 7, 2024 13:22	4,077	60,515,148	30,856,000	2,986,000	2,486,272
19	Jun 7, 2024 13:22	4,077	65,429,292	32,845,000	995,000	2,273,280
20	Jun 7, 2024 13:22	4,077	64,713,507	31,852,000	1,990,000	2,273,280
21	Jun 7, 2024 13:22	4,078	64,784,941	31,858,000	1,991,000	2,478,080
22	Jun 7, 2024 13:22	4,078	61,367,645	31,858,000	1,991,000	2,478,080
23	Jun 7, 2024 13:22	4,078	62,276,253	30,862,000	2,986,000	2,273,280
24	Jun 7, 2024 13:22	4,078	57,022,139	30,859,000	2,986,000	2,482,176
25	Jun 7, 2024 13:23	4,079	59,578,630	33,859,000	0	2,273,280
26	Jun 7, 2024 13:22	4,079	68,893,293	32,859,000	995,000	2,502,656
27	Jun 7, 2024 13:22	4,085	56,293,369	31,911,000	1,994,000	2,478,080
28	Jun 7, 2024 13:23	4,085	65,376,940	31,915,000	1,994,000	2,494,464
29	Jun 7, 2024 13:22	4,087	60,813,293	31,928,000	1,995,000	2,273,280
30	Jun 7, 2024 13:22	4,087	55,855,871	30,931,000	2,993,000	2,273,280
31	Jun 7, 2024 13:22	4,088	60,483,022	30,936,000	2,993,000	2,273,280
32	Jun 7, 2024 13:22	4,089	58,392,946	31,946,000	1,996,000	2,453,504
33	Jun 7, 2024 13:22	4,089	57,556,524	31,941,000	1,996,000	2,502,656
34	Jun 7, 2024 13:22	4,090	61,093,072	30,949,000	2,995,000	2,273,280
35	Jun 7, 2024 13:23	4,090	62,470,240	30,951,000	2,995,000	2,482,176
36	Jun 7, 2024 13:23	4,096	57,972,646	31,997,000	1,999,000	2,355,200
37	Jun 7, 2024 13:22	4,096	54,144,399	31,995,000	1,999,000	2,486,272
38	Jun 7, 2024 13:22	4,098	54,584,249	32,011,000	2,000,000	2,478,080
39	Jun 7, 2024 13:22	4,099	63,160,086	31,023,000	3,002,000	2,478,080
40	Jun 7, 2024 13:23	4,102	59,948,976	33,049,000	1,001,000	2,502,656
41	Jun 7, 2024 13:22	4,104	58,497,424	32,058,000	2,003,000	2,490,368
42	Jun 7, 2024 13:22	4,108	63,652,322	32,091,000	2,005,000	2,473,984
43	Jun 7, 2024 13:23	4,115	64,418,627	32,147,000	2,009,000	2,486,272
44	Jun 7, 2024 13:22	4,118	55,575,616	31,164,000	3,015,000	2,396,160
45	Jun 7, 2024 13:22	4,120	55,558,775	32,187,000	2,011,000	2,273,280
46	Jun 7, 2024 13:22	4,142	59,868,635	31,344,000	3,033,000	2,273,280
47	Jun 7, 2024 13:22	4,197	59,181,912	30,854,000	3,981,000	176,128
48	Jun 7, 2024 13:22	4,213	110,325,268	34,964,614	0	2,375,680
49	Jun 7, 2024 13:22	4,214	58,603,303	31,976,000	2,997,000	360,448
50	Jun 7, 2024 13:22	4,219	112,223,469	35,016,809	0	2,232,320
51	Jun 7, 2024 13:22	4,229	101,670,546	35,100,444	0	2,240,512
52	Jun 7, 2024 13:22	4,232	62,340,948	32,114,000	3,010,000	249,856
53	Jun 7, 2024 13:22	4,236	88,779,772	35,162,730	0	2,240,512
54	Jun 7, 2024 13:22	4,237	60,136,183	31,152,000	4,019,000	401,408
55	Jun 7, 2024 13:23	4,238	110,794,070	35,178,807	0	2,363,392
56	Jun 7, 2024 13:22	4,240	58,777,172	31,171,000	4,022,000	348,160
57	Jun 7, 2024 13:22	4,252	106,605,361	35,290,128	0	2,236,416
58	Jun 7, 2024 13:23	4,252	105,556,184	35,288,546	0	2,240,512
59	Jun 7, 2024 13:22	4,254	105,217,428	35,311,114	0	2,232,320
60	Jun 7, 2024 13:22	4,254	92,707,837	35,304,226	0	2,244,608
61	Jun 7, 2024 13:23	4,257	99,918,977	35,330,950	0	2,236,416
62	Jun 7, 2024 13:23	4,257	101,639,181	35,335,320	0	2,236,416
63	Jun 7, 2024 13:23	4,257	93,161,729	35,331,131	0	2,248,704
64	Jun 7, 2024 13:22	4,259	91,937,470	35,353,290	0	2,371,584
65	Jun 7, 2024 13:22	4,272	100,722,941	35,457,926	0	2,240,512
66	Jun 7, 2024 13:22	4,275	99,589,815	35,483,296	0	2,236,416
67	Jun 7, 2024 13:22	4,295	99,191,927	35,645,575	0	2,244,608
68	Jun 7, 2024 13:22	4,300	115,594,172	35,686,409	0	2,232,320
69	Jun 7, 2024 13:22	4,305	98,183,996	35,730,994	0	2,244,608
70	Jun 7, 2024 13:23	4,306	103,128,156	35,738,151	0	2,236,416
71	Jun 7, 2024 13:22	4,315	66,028,396	30,843,000	4,974,000	356,352
72	Jun 7, 2024 13:22	4,317	62,952,950	31,849,000	3,981,000	2,273,280
73	Jun 7, 2024 13:22	4,319	57,633,219	33,800,000	2,048,000	339,968
74	Jun 7, 2024 13:22	4,334	58,744,229	30,974,000	4,995,000	176,128
75	Jun 7, 2024 13:22	4,336	62,351,960	31,988,000	3,998,000	176,128
76	Jun 7, 2024 13:22	4,354	102,128,663	36,135,639	0	2,240,512
77	Jun 7, 2024 13:22	4,357	62,546,346	32,144,000	4,018,000	253,952
78	Jun 7, 2024 13:22	4,400	98,179,758	36,518,347	0	2,232,320
79	Jun 7, 2024 13:22	4,923	66,067,460	36,878,000	3,986,000	2,473,984

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