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 listJun 7, 2024 16:07

Grace

Score: 3,925

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	Jun 7, 2024 16:07	3,797	54,670,475	30,496,000	1,016,000	2,482,176
2	Jun 7, 2024 16:07	3,803	60,028,209	29,529,000	2,036,000	2,277,376
3	Jun 7, 2024 16:07	3,811	63,605,342	29,590,000	2,040,000	2,482,176
4	Jun 7, 2024 16:07	3,830	58,282,564	30,799,000	993,000	2,273,280
5	Jun 7, 2024 16:07	3,860	66,765,389	30,034,000	2,002,000	2,273,280
6	Jun 7, 2024 16:07	3,861	56,508,151	29,044,000	3,004,000	2,490,368
7	Jun 7, 2024 16:07	3,865	56,003,966	30,072,000	2,004,000	2,486,272
8	Jun 7, 2024 16:07	3,880	56,468,241	29,188,000	3,019,000	2,478,080
9	Jun 7, 2024 16:07	3,882	60,021,505	30,205,000	2,013,000	2,273,280
10	Jun 7, 2024 16:07	3,882	59,148,690	29,199,000	3,020,000	2,260,992
11	Jun 7, 2024 16:07	3,890	56,779,230	30,267,000	2,017,000	2,273,280
12	Jun 7, 2024 16:07	3,893	58,256,069	30,293,000	2,019,000	2,482,176
13	Jun 7, 2024 16:07	3,894	55,449,389	31,313,000	1,010,000	2,273,280
14	Jun 7, 2024 16:07	3,895	56,079,400	30,308,000	2,020,000	2,273,280
15	Jun 7, 2024 16:07	3,896	58,245,361	29,307,000	3,031,000	2,273,280
16	Jun 7, 2024 16:07	3,902	54,263,117	29,351,000	3,036,000	2,273,280
17	Jun 7, 2024 16:07	3,905	54,666,635	30,383,000	2,025,000	2,273,280
18	Jun 7, 2024 16:07	3,907	54,365,612	29,387,000	3,040,000	2,273,280
19	Jun 7, 2024 16:07	3,910	59,349,050	30,429,000	2,028,000	2,490,368
20	Jun 7, 2024 16:07	3,913	56,238,152	31,460,000	1,014,000	2,494,464
21	Jun 7, 2024 16:07	3,915	53,297,188	30,461,000	2,030,000	2,273,280
22	Jun 7, 2024 16:07	3,917	53,090,935	30,481,000	2,032,000	2,273,280
23	Jun 7, 2024 16:07	3,918	55,138,380	30,485,000	2,032,000	2,273,280
24	Jun 7, 2024 16:07	3,919	57,084,689	31,515,000	1,016,000	2,482,176
25	Jun 7, 2024 16:07	3,925	52,263,401	30,606,000	1,974,000	2,342,912
26	Jun 7, 2024 16:07	3,927	63,675,804	30,558,000	2,037,000	2,273,280
27	Jun 7, 2024 16:07	3,931	62,744,831	32,629,000	0	2,273,280
28	Jun 7, 2024 16:07	3,953	62,979,277	31,814,000	994,000	2,273,280
29	Jun 7, 2024 16:07	3,955	60,836,189	30,834,000	1,989,000	2,273,280
30	Jun 7, 2024 16:07	3,957	58,776,153	30,855,000	1,990,000	2,482,176
31	Jun 7, 2024 16:07	3,963	56,191,122	30,901,000	1,993,000	2,473,984
32	Jun 7, 2024 16:07	3,964	53,269,221	29,912,000	2,991,000	2,273,280
33	Jun 7, 2024 16:07	3,974	61,097,242	29,989,000	2,998,000	2,273,280
34	Jun 7, 2024 16:07	3,982	58,051,705	31,047,000	2,003,000	2,482,176
35	Jun 7, 2024 16:07	3,991	62,985,558	31,118,000	2,007,000	2,486,272
36	Jun 7, 2024 16:07	3,991	55,615,216	31,117,000	2,007,000	2,490,368
37	Jun 7, 2024 16:07	4,488	105,802,609	37,246,822	0	2,240,512
38	Jun 7, 2024 16:07	4,492	102,727,114	37,279,854	0	2,236,416
39	Jun 7, 2024 16:07	4,496	109,237,467	37,315,385	0	2,379,776
40	Jun 7, 2024 16:07	4,528	120,871,209	37,581,736	0	2,252,800
41	Jun 7, 2024 16:07	4,540	101,265,546	37,680,483	0	2,244,608
42	Jun 7, 2024 16:07	4,555	101,721,146	37,803,255	0	2,236,416
43	Jun 7, 2024 16:07	4,557	111,331,987	37,825,947	0	2,240,512
44	Jun 7, 2024 16:07	4,569	111,656,878	37,922,998	0	2,252,800
45	Jun 7, 2024 16:07	4,581	100,641,098	38,022,626	0	2,232,320
46	Jun 7, 2024 16:07	4,625	103,244,311	38,388,684	0	2,240,512
47	Jun 7, 2024 16:07	4,632	121,233,824	38,449,183	0	2,244,608
48	Jun 7, 2024 16:07	4,762	122,279,450	39,526,584	0	2,252,800

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