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.

Back to listDec 30, 2022 15:11

Jack Frigaard

Score: 5,369

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Dec 30, 2022 15:11	5,293	66,833,268	41,937,000	1,997,000	2,281,472
2	Dec 30, 2022 15:09	5,307	65,750,293	41,041,000	3,003,000	2,281,472
3	Dec 30, 2022 15:09	5,311	72,084,736	40,075,000	4,007,000	2,293,760
4	Dec 30, 2022 15:17	5,313	67,257,081	41,094,000	3,006,000	2,281,472
5	Dec 30, 2022 15:17	5,316	68,089,351	42,117,000	2,005,000	2,281,472
6	Dec 30, 2022 15:11	5,318	71,969,274	41,127,000	3,009,000	2,289,664
7	Dec 30, 2022 15:17	5,318	67,526,290	41,134,000	3,009,000	2,281,472
8	Dec 30, 2022 15:11	5,319	64,673,733	42,138,000	2,006,000	2,289,664
9	Dec 30, 2022 15:11	5,322	70,891,830	42,162,000	2,007,000	2,293,760
10	Dec 30, 2022 15:09	5,324	66,731,292	40,172,000	4,017,000	2,277,376
11	Dec 30, 2022 15:09	5,324	75,261,688	43,186,000	1,004,000	2,297,856
12	Dec 30, 2022 15:17	5,326	76,014,488	42,199,000	2,009,000	2,281,472
13	Dec 30, 2022 15:17	5,328	67,054,765	40,201,000	4,020,000	2,289,664
14	Dec 30, 2022 15:11	5,328	66,486,780	42,211,000	2,010,000	2,301,952
15	Dec 30, 2022 15:09	5,329	68,390,768	41,217,000	3,015,000	2,281,472
16	Dec 30, 2022 15:09	5,331	74,561,057	42,239,000	2,011,000	2,281,472
17	Dec 30, 2022 15:11	5,334	70,950,468	41,254,000	3,018,000	2,293,760
18	Dec 30, 2022 15:09	5,336	72,082,711	40,261,000	4,026,000	2,281,472
19	Dec 30, 2022 15:17	5,337	71,416,499	41,280,000	3,020,000	2,289,664
20	Dec 30, 2022 15:09	5,337	66,272,785	41,275,000	3,020,000	2,281,472
21	Dec 30, 2022 15:11	5,350	77,251,315	41,380,000	3,027,000	2,281,472
22	Dec 30, 2022 15:17	5,354	69,245,517	41,407,000	3,029,000	2,281,472
23	Dec 30, 2022 15:11	5,369	70,963,166	41,523,000	3,038,000	2,281,472
24	Dec 30, 2022 15:11	5,385	69,540,105	42,661,000	2,031,000	2,281,472
25	Dec 30, 2022 15:09	5,388	71,114,536	43,706,000	1,016,000	2,281,472
26	Dec 30, 2022 15:17	5,400	75,590,464	41,834,000	2,988,000	2,277,376
27	Dec 30, 2022 15:17	5,414	70,255,558	42,936,000	1,997,000	2,293,760
28	Dec 30, 2022 15:09	5,441	114,329,496	45,159,863	0	2,297,856
29	Dec 30, 2022 15:09	5,443	69,672,081	43,167,000	2,007,000	2,306,048
30	Dec 30, 2022 15:17	5,446	69,732,647	42,188,000	3,013,000	2,281,472
31	Dec 30, 2022 15:09	5,455	112,994,685	45,274,131	0	2,293,760
32	Dec 30, 2022 15:11	5,461	67,156,995	43,313,000	2,014,000	2,408,448
33	Dec 30, 2022 15:17	5,464	70,184,257	42,326,000	3,023,000	2,281,472
34	Dec 30, 2022 15:17	5,469	70,066,476	42,364,000	3,026,000	2,408,448
35	Dec 30, 2022 15:11	5,472	110,361,729	45,417,949	0	2,301,952
36	Dec 30, 2022 15:09	5,472	75,099,671	42,391,000	3,027,000	2,281,472
37	Dec 30, 2022 15:17	5,478	111,384,616	45,464,142	0	2,289,664
38	Dec 30, 2022 15:17	5,480	101,923,670	45,484,984	0	2,289,664
39	Dec 30, 2022 15:09	5,484	66,803,281	41,474,000	4,046,000	2,289,664
40	Dec 30, 2022 15:09	5,504	113,556,150	45,686,178	0	2,297,856
41	Dec 30, 2022 15:11	5,511	106,178,879	45,741,870	0	2,297,856
42	Dec 30, 2022 15:11	5,522	71,754,308	43,839,000	1,992,000	2,281,472
43	Dec 30, 2022 15:11	5,523	72,942,987	43,849,000	1,993,000	2,281,472
44	Dec 30, 2022 15:11	5,534	117,498,850	45,934,632	0	2,301,952
45	Dec 30, 2022 15:17	5,867	101,623,646	48,692,099	0	2,301,952

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