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 16:06

Grace

Score: 3,927

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 16:06	3,806	61,880,436	29,551,000	2,038,000	2,273,280
2	Jun 7, 2024 16:06	3,808	61,371,025	29,571,000	2,039,000	2,273,280
3	Jun 7, 2024 16:06	3,813	57,749,442	29,603,000	2,041,000	2,273,280
4	Jun 7, 2024 16:06	3,836	60,481,336	29,852,000	1,990,000	2,490,368
5	Jun 7, 2024 16:06	3,843	55,432,629	28,911,000	2,990,000	2,490,368
6	Jun 7, 2024 16:06	3,843	55,019,961	28,910,000	2,990,000	2,273,280
7	Jun 7, 2024 16:06	3,844	57,420,055	29,915,000	1,994,000	2,273,280
8	Jun 7, 2024 16:06	3,856	55,256,661	30,006,000	2,000,000	2,486,272
9	Jun 7, 2024 16:06	3,856	56,298,941	29,002,000	3,000,000	2,273,280
10	Jun 7, 2024 16:06	3,875	55,480,120	31,157,000	1,005,000	2,273,280
11	Jun 7, 2024 16:06	3,877	53,954,000	29,163,000	3,016,000	2,494,464
12	Jun 7, 2024 16:06	3,878	53,259,980	29,168,000	3,017,000	2,486,272
13	Jun 7, 2024 16:06	3,879	57,846,948	30,187,000	2,012,000	2,273,280
14	Jun 7, 2024 16:06	3,880	56,192,105	29,185,000	3,019,000	2,273,280
15	Jun 7, 2024 16:06	3,887	56,548,969	29,234,000	3,024,000	2,273,280
16	Jun 7, 2024 16:06	3,887	56,352,393	30,242,000	2,016,000	2,273,280
17	Jun 7, 2024 16:06	3,890	56,760,658	29,259,000	3,026,000	2,273,280
18	Jun 7, 2024 16:06	3,891	54,325,177	29,271,000	3,028,000	2,519,040
19	Jun 7, 2024 16:06	3,891	52,430,495	31,289,000	1,009,000	2,490,368
20	Jun 7, 2024 16:06	3,900	57,457,343	29,335,000	3,034,000	2,486,272
21	Jun 7, 2024 16:06	3,906	54,542,079	31,405,000	1,013,000	2,490,368
22	Jun 7, 2024 16:06	3,906	55,773,889	31,410,000	1,013,000	2,273,280
23	Jun 7, 2024 16:06	3,907	56,721,693	31,416,000	1,013,000	2,482,176
24	Jun 7, 2024 16:06	3,908	53,783,658	31,422,000	1,013,000	2,338,816
25	Jun 7, 2024 16:06	3,909	54,796,360	30,420,000	2,028,000	2,273,280
26	Jun 7, 2024 16:06	3,915	55,928,887	29,448,000	3,046,000	2,486,272
27	Jun 7, 2024 16:06	3,918	59,154,143	30,488,000	2,032,000	2,342,912
28	Jun 7, 2024 16:06	3,923	58,279,642	31,548,000	1,017,000	2,342,912
29	Jun 7, 2024 16:06	3,925	61,606,228	31,560,000	1,018,000	2,486,272
30	Jun 7, 2024 16:06	3,927	61,268,360	31,577,000	1,018,000	2,273,280
31	Jun 7, 2024 16:06	3,927	61,561,612	31,576,000	1,018,000	2,482,176
32	Jun 7, 2024 16:06	3,935	57,273,980	31,642,000	1,020,000	2,461,696
33	Jun 7, 2024 16:06	3,938	62,981,595	31,665,000	1,021,000	2,273,280
34	Jun 7, 2024 16:06	3,941	63,171,776	30,667,000	2,044,000	2,273,280
35	Jun 7, 2024 16:06	3,953	59,058,905	30,823,000	1,988,000	2,490,368
36	Jun 7, 2024 16:06	3,954	59,959,233	30,831,000	1,989,000	2,482,176
37	Jun 7, 2024 16:06	3,955	63,139,437	31,835,000	994,000	2,445,312
38	Jun 7, 2024 16:06	3,957	62,201,461	30,850,000	1,990,000	2,506,752
39	Jun 7, 2024 16:06	3,957	62,642,350	31,847,000	995,000	2,334,720
40	Jun 7, 2024 16:06	3,958	58,191,145	31,854,000	995,000	2,482,176
41	Jun 7, 2024 16:06	3,958	61,704,165	30,860,000	1,990,000	2,473,984
42	Jun 7, 2024 16:06	3,966	55,818,349	29,923,000	2,992,000	2,392,064
43	Jun 7, 2024 16:06	3,967	55,663,798	30,929,000	1,995,000	2,490,368
44	Jun 7, 2024 16:06	3,985	54,788,982	31,068,000	2,004,000	2,486,272
45	Jun 7, 2024 16:06	3,997	57,973,897	30,156,000	3,015,000	2,490,368
46	Jun 7, 2024 16:06	4,016	59,004,907	31,313,000	2,020,000	2,486,272
47	Jun 7, 2024 16:06	4,017	57,295,857	30,310,000	3,031,000	2,342,912
48	Jun 7, 2024 16:06	4,079	58,845,116	30,871,000	2,987,000	2,482,176
49	Jun 7, 2024 16:06	4,177	105,600,951	34,670,632	0	2,244,608
50	Jun 7, 2024 16:06	4,241	106,531,128	35,203,271	0	2,248,704
51	Jun 7, 2024 16:06	4,483	127,261,589	37,212,704	0	2,236,416
52	Jun 7, 2024 16:06	4,488	100,406,570	37,250,347	0	2,236,416
53	Jun 7, 2024 16:06	4,494	100,794,131	37,303,796	0	2,248,704
54	Jun 7, 2024 16:06	4,501	109,473,203	37,360,297	0	2,244,608
55	Jun 7, 2024 16:06	4,515	117,560,490	37,473,546	0	2,240,512
56	Jun 7, 2024 16:06	4,528	94,069,111	37,584,095	0	2,363,392
57	Jun 7, 2024 16:06	4,546	109,676,604	37,729,387	0	2,240,512
58	Jun 7, 2024 16:06	4,559	105,767,857	37,838,489	0	2,240,512
59	Jun 7, 2024 16:06	4,609	107,123,362	38,254,155	0	2,232,320
60	Jun 7, 2024 16:06	4,643	107,238,914	38,536,197	0	2,248,704

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