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
1	Jun 7, 2024 14:31	3,776	55,144,759	29,319,000	2,022,000	2,273,280
2	Jun 7, 2024 14:30	3,793	52,605,692	30,464,000	1,015,000	2,265,088
3	Jun 7, 2024 14:31	3,793	59,451,754	30,470,000	1,015,000	2,273,280
4	Jun 7, 2024 14:31	3,793	60,672,671	30,469,000	1,015,000	2,473,984
5	Jun 7, 2024 14:31	3,806	60,673,030	30,574,000	1,019,000	2,273,280
6	Jun 7, 2024 14:30	3,809	57,031,410	30,596,000	1,019,000	2,486,272
7	Jun 7, 2024 14:31	3,835	57,185,200	29,840,000	1,989,000	2,338,816
8	Jun 7, 2024 14:31	3,835	59,864,321	29,839,000	1,989,000	2,273,280
9	Jun 7, 2024 14:31	3,836	62,060,648	28,857,000	2,985,000	2,482,176
10	Jun 7, 2024 14:31	3,836	57,646,796	30,844,000	994,000	2,273,280
11	Jun 7, 2024 14:30	3,838	53,218,209	28,872,000	2,986,000	2,273,280
12	Jun 7, 2024 14:30	3,839	53,722,891	28,877,000	2,987,000	2,482,176
13	Jun 7, 2024 14:31	3,839	58,821,931	30,866,000	995,000	2,273,280
14	Jun 7, 2024 14:31	3,841	54,949,894	29,886,000	1,992,000	2,277,376
15	Jun 7, 2024 14:31	3,844	55,832,067	28,917,000	2,991,000	2,363,392
16	Jun 7, 2024 14:31	3,846	54,558,351	30,921,000	997,000	2,273,280
17	Jun 7, 2024 14:31	3,857	56,881,650	29,009,000	3,001,000	2,482,176
18	Jun 7, 2024 14:31	3,858	58,875,741	29,018,000	3,001,000	2,478,080
19	Jun 7, 2024 14:30	3,868	57,052,651	31,099,000	1,003,000	2,519,040
20	Jun 7, 2024 14:31	3,878	59,242,105	29,168,000	3,017,000	2,478,080
21	Jun 7, 2024 14:31	3,879	54,678,303	29,181,000	3,018,000	2,486,272
22	Jun 7, 2024 14:31	3,879	57,936,186	29,177,000	3,018,000	2,273,280
23	Jun 7, 2024 14:31	3,880	60,670,469	30,188,000	2,012,000	2,273,280
24	Jun 7, 2024 14:31	3,880	60,590,450	29,184,000	3,019,000	2,273,280
25	Jun 7, 2024 14:31	3,880	59,398,594	29,189,000	3,019,000	2,273,280
26	Jun 7, 2024 14:31	3,881	58,662,518	30,196,000	2,013,000	2,342,912
27	Jun 7, 2024 14:31	3,881	55,129,847	29,190,000	3,019,000	2,342,912
28	Jun 7, 2024 14:31	3,882	55,982,375	29,200,000	3,020,000	2,490,368
29	Jun 7, 2024 14:31	3,883	56,652,676	29,210,000	3,021,000	2,482,176
30	Jun 7, 2024 14:31	3,883	58,472,965	29,209,000	3,021,000	2,482,176
31	Jun 7, 2024 14:31	3,884	53,095,486	30,220,000	2,014,000	2,490,368
32	Jun 7, 2024 14:30	3,884	56,181,664	30,222,000	2,014,000	2,494,464
33	Jun 7, 2024 14:31	3,886	56,102,282	30,238,000	2,015,000	2,486,272
34	Jun 7, 2024 14:31	3,888	55,882,442	29,248,000	3,025,000	2,273,280
35	Jun 7, 2024 14:31	3,889	58,468,082	30,264,000	2,017,000	2,486,272
36	Jun 7, 2024 14:31	3,891	53,824,463	29,266,000	3,027,000	2,273,280
37	Jun 7, 2024 14:31	3,892	59,772,068	31,297,000	1,009,000	2,281,472
38	Jun 7, 2024 14:31	3,893	54,010,066	29,280,000	3,029,000	2,494,464
39	Jun 7, 2024 14:31	3,895	56,921,151	29,299,000	3,030,000	2,490,368
40	Jun 7, 2024 14:31	3,901	62,339,676	30,352,000	2,023,000	2,273,280
41	Jun 7, 2024 14:31	3,901	53,372,035	31,370,000	1,011,000	2,490,368
42	Jun 7, 2024 14:31	3,904	57,596,546	31,391,000	1,012,000	2,273,280
43	Jun 7, 2024 14:31	3,906	56,056,154	30,392,000	2,026,000	2,273,280
44	Jun 7, 2024 14:31	3,907	57,693,477	30,399,000	2,026,000	2,273,280
45	Jun 7, 2024 14:31	3,910	57,507,444	30,421,000	2,028,000	2,297,856
46	Jun 7, 2024 14:31	3,910	56,476,899	31,440,000	1,014,000	2,478,080
47	Jun 7, 2024 14:31	3,910	57,442,098	30,422,000	2,028,000	2,273,280
48	Jun 7, 2024 14:30	3,912	56,614,392	31,452,000	1,014,000	2,273,280
49	Jun 7, 2024 14:31	3,912	52,418,006	31,452,000	1,014,000	2,273,280
50	Jun 7, 2024 14:30	3,913	57,860,182	31,463,000	1,014,000	2,273,280
51	Jun 7, 2024 14:31	3,915	58,459,109	31,478,000	1,015,000	2,478,080
52	Jun 7, 2024 14:31	3,915	61,647,871	31,483,000	1,015,000	2,486,272
53	Jun 7, 2024 14:31	3,916	53,018,132	32,504,000	0	2,494,464
54	Jun 7, 2024 14:31	3,918	52,434,428	31,503,000	1,016,000	2,273,280
55	Jun 7, 2024 14:31	3,918	56,473,147	32,522,000	0	2,273,280
56	Jun 7, 2024 14:31	3,919	56,546,440	30,493,000	2,032,000	2,482,176
57	Jun 7, 2024 14:31	3,925	55,832,065	31,557,000	1,017,000	2,486,272
58	Jun 7, 2024 14:31	3,926	63,633,604	30,549,000	2,036,000	2,273,280
59	Jun 7, 2024 14:31	3,927	64,371,844	30,559,000	2,037,000	2,482,176
60	Jun 7, 2024 14:31	3,929	65,549,077	30,575,000	2,038,000	2,273,280
61	Jun 7, 2024 14:30	3,929	62,694,215	30,573,000	2,038,000	2,359,296
62	Jun 7, 2024 14:31	3,933	62,828,115	32,640,000	0	2,273,280
63	Jun 7, 2024 14:31	3,937	64,702,019	30,636,000	2,042,000	2,273,280
64	Jun 7, 2024 14:31	3,952	60,471,853	29,817,000	2,981,000	2,486,272
65	Jun 7, 2024 14:31	3,955	60,102,232	29,844,000	2,984,000	2,478,080
66	Jun 7, 2024 14:30	3,955	55,368,260	30,840,000	1,989,000	2,273,280
67	Jun 7, 2024 14:31	3,956	57,319,831	30,842,000	1,989,000	2,273,280
68	Jun 7, 2024 14:30	3,957	61,387,263	29,861,000	2,986,000	2,273,280
69	Jun 7, 2024 14:30	3,957	62,984,994	30,851,000	1,990,000	2,347,008
70	Jun 7, 2024 14:31	3,961	53,649,426	31,883,000	996,000	2,347,008
71	Jun 7, 2024 14:31	3,999	58,066,383	30,178,000	3,017,000	2,490,368
72	Jun 7, 2024 14:31	4,055	67,056,279	31,614,000	2,039,000	2,273,280
73	Jun 7, 2024 14:31	4,077	97,384,559	33,839,709	0	2,240,512
74	Jun 7, 2024 14:31	4,095	93,896,772	33,984,774	0	2,228,224
75	Jun 7, 2024 14:31	4,106	96,758,083	34,080,179	0	2,240,512
76	Jun 7, 2024 14:31	4,108	98,387,892	34,097,092	0	2,367,488
77	Jun 7, 2024 14:31	4,109	95,390,619	34,103,599	0	2,240,512
78	Jun 7, 2024 14:31	4,119	94,940,668	34,184,657	0	2,244,608
79	Jun 7, 2024 14:30	4,135	95,170,700	34,323,813	0	2,236,416
80	Jun 7, 2024 14:31	4,137	105,811,087	34,336,422	0	2,232,320
81	Jun 7, 2024 14:31	4,138	95,159,115	34,343,217	0	2,248,704
82	Jun 7, 2024 14:31	4,142	91,176,709	34,375,510	0	2,236,416
83	Jun 7, 2024 14:31	4,142	99,100,206	34,380,940	0	2,232,320
84	Jun 7, 2024 14:31	4,150	90,291,047	34,448,472	0	2,248,704
85	Jun 7, 2024 14:31	4,157	104,139,678	34,501,642	0	2,240,512
86	Jun 7, 2024 14:30	4,162	99,401,728	34,542,357	0	2,244,608
87	Jun 7, 2024 14:31	4,164	102,832,550	34,559,455	0	2,240,512
88	Jun 7, 2024 14:30	4,169	110,619,514	34,599,640	0	2,232,320
89	Jun 7, 2024 14:31	4,173	97,292,081	34,637,421	0	2,228,224
90	Jun 7, 2024 14:30	4,173	124,486,611	34,635,248	0	2,244,608
91	Jun 7, 2024 14:31	4,201	116,313,966	34,871,895	0	2,236,416
92	Jun 7, 2024 14:30	4,219	96,768,296	35,021,115	0	2,244,608
93	Jun 7, 2024 14:31	4,230	97,613,434	35,106,973	0	2,252,800
94	Jun 7, 2024 14:31	4,289	94,563,009	35,595,571	0	2,232,320
95	Jun 7, 2024 14:31	4,308	106,300,217	35,759,590	0	2,232,320
96	Jun 7, 2024 14:30	4,435	104,296,264	36,808,327	0	2,232,320

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