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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zielajScore: 3,450Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 20, 2026 03:13	3,410	48,271,549	27,294,000	1,010,000	2,519,040
2	Mar 20, 2026 02:14	3,414	50,511,792	27,327,000	1,012,000	2,433,024
3	Mar 20, 2026 03:13	3,415	49,009,125	27,332,000	1,012,000	2,441,216
4	Mar 20, 2026 01:51	3,418	48,478,128	27,356,000	1,013,000	2,433,024
5	Mar 20, 2026 01:51	3,420	48,398,003	27,370,000	1,013,000	2,527,232
6	Mar 20, 2026 02:13	3,420	51,355,460	27,376,000	1,013,000	2,437,120
7	Mar 20, 2026 02:03	3,421	53,134,741	27,380,000	1,014,000	2,441,216
8	Mar 20, 2026 03:13	3,423	61,579,562	27,394,000	1,014,000	2,519,040
9	Mar 20, 2026 02:03	3,425	61,218,287	27,415,000	1,015,000	2,437,120
10	Mar 20, 2026 02:13	3,425	51,372,009	27,410,000	1,015,000	2,433,024
11	Mar 20, 2026 01:51	3,425	51,495,247	27,412,000	1,015,000	2,445,312
12	Mar 20, 2026 01:55	3,426	47,793,183	27,424,000	1,015,000	2,449,408
13	Mar 20, 2026 01:52	3,426	53,077,765	27,422,000	1,015,000	2,445,312
14	Mar 20, 2026 02:03	3,426	49,037,577	27,422,000	1,015,000	2,523,136
15	Mar 20, 2026 02:13	3,427	55,078,498	27,430,000	1,015,000	2,437,120
16	Mar 20, 2026 01:55	3,428	51,123,892	27,437,000	1,016,000	2,519,040
17	Mar 20, 2026 02:03	3,428	48,026,103	27,440,000	1,016,000	2,437,120
18	Mar 20, 2026 02:14	3,429	55,356,037	26,426,000	2,032,000	2,445,312
19	Mar 20, 2026 02:03	3,430	50,818,326	27,451,000	1,016,000	2,445,312
20	Mar 20, 2026 01:51	3,430	49,005,618	27,452,000	1,016,000	2,437,120
21	Mar 20, 2026 02:14	3,431	53,143,632	27,458,000	1,016,000	2,441,216
22	Mar 20, 2026 01:52	3,432	49,796,177	27,467,000	1,017,000	2,437,120
23	Mar 20, 2026 02:03	3,433	51,230,272	27,477,000	1,017,000	2,519,040
24	Mar 20, 2026 03:13	3,434	51,351,502	27,488,000	1,018,000	2,437,120
25	Mar 20, 2026 02:13	3,435	48,572,916	27,495,000	1,018,000	2,260,992
26	Mar 20, 2026 01:55	3,435	46,818,231	27,495,000	1,018,000	2,519,040
27	Mar 20, 2026 02:03	3,435	47,714,130	27,495,000	1,018,000	2,441,216
28	Mar 20, 2026 01:55	3,436	48,852,871	27,501,000	1,018,000	2,527,232
29	Mar 20, 2026 01:52	3,436	51,500,065	27,504,000	1,018,000	2,523,136
30	Mar 20, 2026 02:03	3,437	59,830,381	27,506,000	1,018,000	2,527,232
31	Mar 20, 2026 01:52	3,438	51,413,122	27,517,000	1,019,000	2,519,040
32	Mar 20, 2026 02:14	3,438	51,109,951	26,494,000	2,038,000	2,514,944
33	Mar 20, 2026 03:13	3,438	50,772,007	27,515,000	1,019,000	2,523,136
34	Mar 20, 2026 02:12	3,439	51,525,518	27,524,000	1,019,000	2,449,408
35	Mar 20, 2026 03:13	3,439	56,472,719	27,526,000	1,019,000	2,506,752
36	Mar 20, 2026 02:03	3,439	50,566,531	27,524,000	1,019,000	2,519,040
37	Mar 20, 2026 02:13	3,441	54,309,677	27,544,000	1,020,000	2,433,024
38	Mar 20, 2026 02:03	3,441	55,630,924	27,539,000	1,019,000	2,523,136
39	Mar 20, 2026 01:51	3,442	54,720,107	26,601,000	1,970,000	2,519,040
40	Mar 20, 2026 02:03	3,442	50,360,107	27,546,000	1,020,000	2,437,120
41	Mar 20, 2026 02:14	3,444	58,336,473	27,564,000	1,020,000	2,441,216
42	Mar 20, 2026 01:51	3,444	53,285,200	27,565,000	1,020,000	2,519,040
43	Mar 20, 2026 01:51	3,445	54,611,624	27,573,000	1,021,000	2,519,040
44	Mar 20, 2026 01:51	3,445	52,473,373	27,576,000	1,021,000	2,523,136
45	Mar 20, 2026 01:52	3,447	53,752,143	27,593,000	1,021,000	2,445,312
46	Mar 20, 2026 01:53	3,449	53,498,829	27,606,000	1,022,000	2,519,040
47	Mar 20, 2026 02:14	3,450	53,283,760	27,609,000	1,022,000	2,441,216
48	Mar 20, 2026 01:51	3,453	51,413,779	27,636,000	1,023,000	2,523,136
49	Mar 20, 2026 01:52	3,454	54,673,537	27,646,000	1,023,000	2,449,408
50	Mar 20, 2026 02:12	3,454	52,883,285	26,695,000	1,977,000	2,523,136
51	Mar 20, 2026 03:15	3,456	56,482,668	27,662,000	1,024,000	2,437,120
52	Mar 20, 2026 01:52	3,457	52,587,516	27,672,000	1,024,000	2,519,040
53	Mar 20, 2026 02:14	3,457	57,927,792	27,672,000	1,024,000	2,514,944
54	Mar 20, 2026 02:03	3,458	52,128,189	27,678,000	1,025,000	2,445,312
55	Mar 20, 2026 01:52	3,462	53,334,691	27,706,000	1,026,000	2,519,040
56	Mar 20, 2026 03:15	3,474	51,378,183	26,849,000	1,988,000	2,514,944
57	Mar 20, 2026 02:13	3,476	54,625,770	27,856,000	994,000	2,523,136
58	Mar 20, 2026 02:13	3,482	49,621,159	26,910,000	1,993,000	2,260,992
59	Mar 20, 2026 03:13	3,484	55,999,508	26,925,000	1,994,000	2,514,944
60	Mar 20, 2026 01:52	3,484	52,120,277	26,924,000	1,994,000	2,519,040
61	Mar 20, 2026 01:53	3,485	47,143,530	25,936,000	2,992,000	2,523,136
62	Mar 20, 2026 02:13	3,489	49,010,392	26,964,000	1,997,000	2,433,024
63	Mar 20, 2026 02:14	3,491	50,744,035	26,980,000	1,998,000	2,519,040
64	Mar 20, 2026 01:54	3,493	58,117,188	26,989,000	1,999,000	2,519,040
65	Mar 20, 2026 02:03	3,497	51,832,385	27,025,000	2,001,000	2,519,040
66	Mar 20, 2026 01:52	3,499	53,049,618	26,035,000	3,004,000	2,519,040
67	Mar 20, 2026 01:52	3,513	56,283,406	27,146,000	2,010,000	2,519,040
68	Mar 20, 2026 02:12	3,537	55,407,860	28,341,000	1,012,000	2,441,216
69	Mar 20, 2026 01:55	3,541	54,189,673	27,361,000	2,026,000	2,441,216
70	Mar 20, 2026 02:14	3,551	52,395,614	28,457,000	1,016,000	2,519,040
71	Mar 20, 2026 02:03	3,555	53,057,205	28,491,000	1,017,000	2,437,120
72	Mar 20, 2026 01:55	3,556	57,802,523	28,494,000	1,017,000	2,514,944
73	Mar 20, 2026 01:53	3,558	54,338,892	28,515,000	1,018,000	2,482,176
74	Mar 20, 2026 02:03	3,563	52,259,722	28,556,000	1,019,000	2,514,944
75	Mar 20, 2026 02:03	3,567	51,438,318	28,588,000	1,021,000	2,478,080
76	Mar 20, 2026 03:15	3,568	54,299,825	28,591,000	1,021,000	2,437,120
77	Mar 20, 2026 01:55	3,570	64,590,145	28,614,000	1,021,000	2,519,040
78	Mar 20, 2026 01:55	3,594	57,856,875	27,843,000	1,988,000	2,482,176
79	Mar 20, 2026 02:03	3,596	54,243,769	27,857,000	1,989,000	2,424,832
80	Mar 20, 2026 01:54	3,602	50,404,769	27,905,000	1,993,000	2,514,944
81	Mar 20, 2026 01:54	3,604	51,393,322	27,917,000	1,994,000	2,519,040
82	Mar 20, 2026 02:13	3,607	52,503,527	27,942,000	1,995,000	2,437,120
83	Mar 20, 2026 02:03	3,608	50,192,889	27,953,000	1,996,000	2,519,040
84	Mar 20, 2026 03:13	3,619	55,611,774	28,039,000	2,002,000	2,519,040
85	Mar 20, 2026 02:12	3,619	56,484,312	28,036,000	2,002,000	2,437,120
86	Mar 20, 2026 02:12	3,634	48,766,027	28,152,000	2,010,000	2,490,368
87	Mar 20, 2026 01:55	3,637	55,155,593	28,171,000	2,012,000	2,519,040
88	Mar 20, 2026 03:13	3,667	53,526,307	29,421,000	1,014,000	2,441,216
89	Mar 20, 2026 02:12	3,683	60,286,920	29,554,000	1,019,000	2,523,136
90	Mar 20, 2026 01:52	3,685	58,214,953	29,603,000	986,000	2,437,120
91	Mar 20, 2026 02:11	3,903	55,911,552	31,383,000	1,012,000	2,445,312
92	Mar 20, 2026 02:11	3,966	56,497,513	30,925,000	1,995,000	2,519,040
93	Mar 20, 2026 02:11	4,024	56,139,230	32,391,000	1,012,000	2,519,040

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