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 17:15	0	0	0	0	0	Error: expected "53683613108542496 ", got "53683570158869536 "
2	Jun 7, 2024 17:14	3,679	53,930,632	28,503,000	2,035,000	2,392,064
3	Jun 7, 2024 17:15	3,680	55,072,540	29,523,000	1,018,000	2,273,280
4	Jun 7, 2024 17:15	3,681	55,541,839	29,534,000	1,018,000	2,273,280
5	Jun 7, 2024 17:14	3,682	62,181,533	29,543,000	1,018,000	2,273,280
6	Jun 7, 2024 17:14	3,688	56,569,657	29,589,000	1,020,000	2,273,280
7	Jun 7, 2024 17:14	3,696	56,968,110	29,651,000	1,022,000	2,273,280
8	Jun 7, 2024 17:15	3,711	58,913,900	30,805,000	0	2,273,280
9	Jun 7, 2024 17:14	3,712	57,198,090	29,818,000	993,000	2,387,968
10	Jun 7, 2024 17:14	3,715	58,767,029	29,837,000	994,000	2,273,280
11	Jun 7, 2024 17:14	3,715	56,998,603	29,841,000	994,000	2,273,280
12	Jun 7, 2024 17:15	3,716	61,696,981	29,845,000	994,000	2,387,968
13	Jun 7, 2024 17:15	3,716	54,950,114	29,851,000	995,000	2,273,280
14	Jun 7, 2024 17:15	3,717	54,393,310	30,854,000	0	2,392,064
15	Jun 7, 2024 17:14	3,730	53,808,764	28,964,000	1,997,000	2,404,352
16	Jun 7, 2024 17:14	3,736	55,248,853	29,011,000	2,000,000	2,396,160
17	Jun 7, 2024 17:15	3,737	57,039,142	30,021,000	1,000,000	2,273,280
18	Jun 7, 2024 17:15	3,745	54,781,403	30,078,000	1,002,000	2,383,872
19	Jun 7, 2024 17:15	3,751	51,000,476	29,122,000	2,008,000	2,392,064
20	Jun 7, 2024 17:14	3,755	55,919,750	29,156,000	2,010,000	2,273,280
21	Jun 7, 2024 17:14	3,760	54,007,367	30,202,000	1,006,000	2,265,088
22	Jun 7, 2024 17:14	3,764	64,287,464	30,237,000	1,007,000	2,392,064
23	Jun 7, 2024 17:15	3,774	53,670,303	29,305,000	2,021,000	2,273,280
24	Jun 7, 2024 17:15	3,779	55,199,734	30,353,000	1,011,000	2,273,280
25	Jun 7, 2024 17:14	3,793	55,847,465	30,470,000	1,015,000	2,273,280
26	Jun 7, 2024 17:15	3,796	58,194,626	30,488,000	1,016,000	2,273,280
27	Jun 7, 2024 17:14	3,809	59,051,200	30,597,000	1,019,000	2,392,064
28	Jun 7, 2024 17:14	3,812	61,012,196	31,638,000	0	2,383,872
29	Jun 7, 2024 17:15	3,813	56,022,259	31,644,000	0	2,273,280
30	Jun 7, 2024 17:14	3,814	57,480,352	30,638,000	1,021,000	2,273,280
31	Jun 7, 2024 17:15	3,835	56,774,203	29,842,000	1,989,000	2,273,280
32	Jun 7, 2024 17:14	3,835	58,987,717	30,839,000	994,000	2,273,280
33	Jun 7, 2024 17:15	3,836	57,560,794	30,847,000	995,000	2,273,280
34	Jun 7, 2024 17:15	3,836	57,008,585	29,852,000	1,990,000	2,387,968
35	Jun 7, 2024 17:15	3,836	57,895,211	29,849,000	1,989,000	2,396,160
36	Jun 7, 2024 17:15	3,836	60,453,845	29,847,000	1,989,000	2,273,280
37	Jun 7, 2024 17:15	3,837	60,289,359	29,853,000	1,990,000	2,273,280
38	Jun 7, 2024 17:15	3,837	57,624,220	29,854,000	1,990,000	2,396,160
39	Jun 7, 2024 17:14	3,837	55,184,173	29,856,000	1,990,000	2,273,280
40	Jun 7, 2024 17:15	3,839	56,854,522	29,869,000	1,991,000	2,392,064
41	Jun 7, 2024 17:15	3,840	53,245,072	30,841,000	1,028,000	2,273,280
42	Jun 7, 2024 17:14	3,842	57,091,094	29,894,000	1,992,000	2,273,280
43	Jun 7, 2024 17:15	3,842	54,292,844	30,894,000	996,000	2,273,280
44	Jun 7, 2024 17:14	3,845	56,151,617	30,913,000	997,000	2,273,280
45	Jun 7, 2024 17:14	3,846	59,015,099	29,925,000	1,995,000	2,273,280
46	Jun 7, 2024 17:15	3,848	52,992,708	29,943,000	1,996,000	2,396,160
47	Jun 7, 2024 17:14	3,848	53,018,831	30,944,000	998,000	2,273,280
48	Jun 7, 2024 17:15	3,849	55,124,398	29,949,000	1,996,000	2,273,280
49	Jun 7, 2024 17:15	3,850	55,839,827	29,962,000	1,997,000	2,273,280
50	Jun 7, 2024 17:14	3,851	54,346,225	31,964,000	0	2,273,280
51	Jun 7, 2024 17:14	3,852	53,929,053	29,974,000	1,998,000	2,273,280
52	Jun 7, 2024 17:15	3,853	58,522,195	30,983,000	999,000	2,273,280
53	Jun 7, 2024 17:15	3,858	60,168,757	31,019,000	1,000,000	2,392,064
54	Jun 7, 2024 17:15	3,859	58,941,851	30,029,000	2,001,000	2,273,280
55	Jun 7, 2024 17:15	3,860	54,774,173	31,033,000	1,001,000	2,387,968
56	Jun 7, 2024 17:15	3,862	59,079,067	30,053,000	2,003,000	2,383,872
57	Jun 7, 2024 17:15	3,863	58,402,078	30,059,000	2,003,000	2,273,280
58	Jun 7, 2024 17:14	3,864	62,560,558	31,073,000	1,002,000	2,383,872
59	Jun 7, 2024 17:15	3,866	59,882,542	31,088,000	1,002,000	2,273,280
60	Jun 7, 2024 17:15	3,868	55,738,717	30,100,000	2,006,000	2,273,280
61	Jun 7, 2024 17:15	3,871	56,095,322	30,119,000	2,007,000	2,387,968
62	Jun 7, 2024 17:15	3,873	52,750,868	31,146,000	1,004,000	2,273,280
63	Jun 7, 2024 17:15	3,874	53,432,711	30,146,000	2,009,000	2,273,280
64	Jun 7, 2024 17:14	3,874	54,817,364	31,150,000	1,004,000	2,387,968
65	Jun 7, 2024 17:15	3,876	56,122,381	30,163,000	2,010,000	2,396,160
66	Jun 7, 2024 17:15	3,880	59,037,846	30,194,000	2,012,000	2,392,064
67	Jun 7, 2024 17:15	3,880	57,520,104	31,201,000	1,006,000	2,273,280
68	Jun 7, 2024 17:14	3,882	58,688,051	30,207,000	2,013,000	2,273,280
69	Jun 7, 2024 17:14	3,883	63,737,533	31,226,000	1,007,000	2,387,968
70	Jun 7, 2024 17:15	3,886	58,553,212	30,238,000	2,015,000	2,392,064
71	Jun 7, 2024 17:15	3,893	54,735,353	31,299,000	1,009,000	2,506,752
72	Jun 7, 2024 17:15	3,896	54,555,154	31,327,000	1,010,000	2,383,872
73	Jun 7, 2024 17:15	3,899	57,002,188	30,339,000	2,022,000	2,273,280
74	Jun 7, 2024 17:15	3,903	59,214,082	31,385,000	1,012,000	2,273,280
75	Jun 7, 2024 17:15	3,907	56,663,125	32,424,000	0	2,273,280
76	Jun 7, 2024 17:15	3,908	53,436,725	31,426,000	1,013,000	2,396,160
77	Jun 7, 2024 17:15	3,912	57,136,747	32,468,000	0	2,273,280
78	Jun 7, 2024 17:14	3,920	59,890,889	32,536,000	0	2,387,968
79	Jun 7, 2024 17:15	3,923	63,561,712	32,560,000	0	2,273,280
80	Jun 7, 2024 17:15	3,929	61,536,970	31,594,000	1,019,000	2,273,280
81	Jun 7, 2024 17:15	3,929	62,868,630	32,612,000	0	2,273,280
82	Jun 7, 2024 17:14	3,969	57,536,858	30,946,000	1,996,000	2,482,176
83	Jun 7, 2024 17:15	4,044	89,999,679	33,567,357	0	2,289,664
84	Jun 7, 2024 17:15	4,052	114,862,129	33,633,392	0	2,277,376
85	Jun 7, 2024 17:15	4,059	114,372,100	33,685,729	0	2,277,376
86	Jun 7, 2024 17:15	4,059	94,820,704	33,693,081	0	2,277,376
87	Jun 7, 2024 17:15	4,083	112,727,974	33,889,050	0	2,273,280
88	Jun 7, 2024 17:14	4,091	119,924,197	33,955,620	0	2,273,280
89	Jun 7, 2024 17:15	4,097	99,268,608	34,006,002	0	2,285,568
90	Jun 7, 2024 17:15	4,114	93,015,728	34,142,896	0	2,281,472
91	Jun 7, 2024 17:14	4,122	106,480,658	34,216,412	0	2,285,568
92	Jun 7, 2024 17:14	4,127	86,474,360	34,257,175	0	2,273,280
93	Jun 7, 2024 17:15	4,128	107,235,414	34,263,477	0	2,273,280
94	Jun 7, 2024 17:14	4,131	102,058,012	34,289,543	0	2,281,472
95	Jun 7, 2024 17:15	4,132	92,528,655	34,299,236	0	2,277,376
96	Jun 7, 2024 17:15	4,144	108,820,756	34,393,536	0	2,285,568
97	Jun 7, 2024 17:15	4,144	89,118,300	34,399,166	0	2,396,160
98	Jun 7, 2024 17:14	4,161	109,767,297	34,534,088	0	2,281,472
99	Jun 7, 2024 17:14	4,181	99,944,087	34,706,394	0	2,281,472
100	Jun 7, 2024 17:14	4,198	105,291,268	34,847,176	0	2,252,800
101	Jun 7, 2024 17:14	4,231	115,931,390	35,113,152	0	2,285,568
102	Jun 7, 2024 17:14	4,256	104,819,780	35,323,963	0	2,277,376
103	Jun 7, 2024 17:15	4,258	98,489,670	35,345,243	0	2,252,800

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