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 listMay 31, 2024 08:26

Grace

Score: 5,375

Success

Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 31, 2024 08:26	5,351	66,131,480	43,401,000	1,009,000	2,408,448
2	May 31, 2024 08:26	5,354	66,337,431	43,427,000	1,009,000	2,273,280
3	May 31, 2024 08:26	5,356	71,673,086	43,444,000	1,010,000	2,273,280
4	May 31, 2024 08:26	5,357	71,861,147	44,459,000	0	2,273,280
5	May 31, 2024 08:26	5,358	72,533,756	43,462,000	1,010,000	2,273,280
6	May 31, 2024 08:26	5,359	73,534,063	43,471,000	1,010,000	2,273,280
7	May 31, 2024 08:26	5,360	72,173,635	43,480,000	1,011,000	2,273,280
8	May 31, 2024 08:26	5,360	68,576,229	43,481,000	1,011,000	2,273,280
9	May 31, 2024 08:26	5,362	66,598,697	44,504,000	0	2,273,280
10	May 31, 2024 08:26	5,362	66,661,176	44,501,000	0	2,273,280
11	May 31, 2024 08:26	5,363	72,158,647	43,505,000	1,011,000	2,273,280
12	May 31, 2024 08:26	5,363	73,865,347	43,505,000	1,011,000	2,404,352
13	May 31, 2024 08:26	5,363	68,188,789	43,499,000	1,011,000	2,273,280
14	May 31, 2024 08:26	5,364	68,474,064	44,519,000	0	2,400,256
15	May 31, 2024 08:26	5,365	66,508,161	43,518,000	1,012,000	2,273,280
16	May 31, 2024 08:26	5,365	71,752,086	43,520,000	1,012,000	2,273,280
17	May 31, 2024 08:26	5,365	66,744,626	43,517,000	1,012,000	2,273,280
18	May 31, 2024 08:26	5,366	64,718,379	43,522,000	1,012,000	2,273,280
19	May 31, 2024 08:26	5,368	70,200,467	43,546,000	1,012,000	2,404,352
20	May 31, 2024 08:26	5,368	76,332,903	44,556,000	0	2,273,280
21	May 31, 2024 08:26	5,369	73,794,512	43,554,000	1,012,000	2,273,280
22	May 31, 2024 08:26	5,369	72,639,586	43,547,000	1,012,000	2,400,256
23	May 31, 2024 08:26	5,369	73,973,552	43,550,000	1,012,000	2,273,280
24	May 31, 2024 08:26	5,369	75,486,300	43,550,000	1,012,000	2,273,280
25	May 31, 2024 08:26	5,370	75,279,035	43,561,000	1,013,000	2,273,280
26	May 31, 2024 08:26	5,370	76,650,052	43,558,000	1,012,000	2,273,280
27	May 31, 2024 08:26	5,371	75,595,056	43,563,000	1,013,000	2,273,280
28	May 31, 2024 08:26	5,373	73,626,637	43,587,000	1,013,000	2,273,280
29	May 31, 2024 08:26	5,375	69,177,566	43,597,000	1,013,000	2,273,280
30	May 31, 2024 08:26	5,376	72,247,947	44,620,000	0	2,400,256
31	May 31, 2024 08:26	5,376	72,051,405	44,623,000	0	2,273,280
32	May 31, 2024 08:26	5,377	70,908,945	43,615,000	1,014,000	2,400,256
33	May 31, 2024 08:26	5,377	75,120,128	43,617,000	1,014,000	2,273,280
34	May 31, 2024 08:26	5,378	68,669,375	43,622,000	1,014,000	2,514,944
35	May 31, 2024 08:26	5,378	74,999,042	43,625,000	1,014,000	2,273,280
36	May 31, 2024 08:26	5,379	70,939,556	44,646,000	0	2,273,280
37	May 31, 2024 08:26	5,554	103,618,062	46,094,095	0	2,289,664
38	May 31, 2024 08:26	5,555	96,663,856	46,104,746	0	2,289,664
39	May 31, 2024 08:26	5,555	111,980,815	46,104,335	0	2,285,568
40	May 31, 2024 08:26	5,556	107,520,552	46,115,328	0	2,289,664
41	May 31, 2024 08:26	5,557	100,583,821	46,126,701	0	2,289,664
42	May 31, 2024 08:26	5,565	109,523,458	46,189,635	0	2,285,568
43	May 31, 2024 08:26	5,565	123,715,749	46,188,805	0	2,277,376
44	May 31, 2024 08:26	5,566	113,158,361	46,196,704	0	2,281,472
45	May 31, 2024 08:26	5,567	107,784,823	46,204,891	0	2,293,760
46	May 31, 2024 08:26	5,577	109,861,615	46,287,763	0	2,285,568
47	May 31, 2024 08:26	5,593	116,543,875	46,424,953	0	2,289,664
48	May 31, 2024 08:26	5,605	115,781,680	46,517,833	0	2,281,472
49	May 31, 2024 08:26	6,815	83,179,000	55,558,000	1,010,000	2,273,280
50	May 31, 2024 08:26	6,823	85,013,808	55,618,000	1,011,000	2,273,280
51	May 31, 2024 08:26	6,839	84,862,574	54,771,000	1,991,000	2,273,280
52	May 31, 2024 08:26	6,855	82,984,661	54,902,000	1,996,000	2,273,280
53	May 31, 2024 08:26	6,864	80,537,930	55,975,000	999,000	2,273,280
54	May 31, 2024 08:26	6,877	80,933,886	55,079,000	2,002,000	2,273,280
55	May 31, 2024 08:26	6,891	80,142,394	56,195,000	1,003,000	2,273,280
56	May 31, 2024 08:26	6,892	83,963,117	55,200,000	2,007,000	2,273,280
57	May 31, 2024 08:26	6,898	86,048,834	56,252,000	1,004,000	2,273,280

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