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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olliecrowScore: 6,064Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 21, 2026 08:50	5,947	76,077,309	47,343,000	2,014,000	2,424,832
2	Mar 21, 2026 09:49	5,950	73,373,552	46,366,000	3,023,000	2,473,984
3	Mar 21, 2026 08:26	5,953	72,222,769	47,398,000	2,016,000	2,289,664
4	Mar 21, 2026 08:47	5,956	81,256,027	46,408,000	3,026,000	2,392,064
5	Mar 21, 2026 08:19	5,964	71,361,283	46,474,000	3,030,000	2,510,848
6	Mar 21, 2026 08:47	5,964	70,741,118	47,485,000	2,020,000	2,453,504
7	Mar 21, 2026 08:30	5,964	83,498,153	45,464,000	4,041,000	2,416,640
8	Mar 21, 2026 09:17	5,964	68,811,422	46,468,000	3,030,000	2,289,664
9	Mar 21, 2026 08:26	5,968	77,105,072	46,500,000	3,032,000	2,465,792
10	Mar 21, 2026 09:23	5,972	78,158,535	46,531,000	3,034,000	2,420,736
11	Mar 21, 2026 09:04	5,979	76,796,339	46,585,000	3,038,000	2,412,544
12	Mar 21, 2026 09:00	5,999	72,946,728	46,803,000	2,987,000	2,318,336
13	Mar 21, 2026 09:30	5,999	75,784,770	47,802,000	1,991,000	2,457,600
14	Mar 21, 2026 08:28	6,000	79,505,989	47,807,000	1,991,000	2,457,600
15	Mar 21, 2026 08:58	6,000	73,436,366	48,808,000	996,000	2,506,752
16	Mar 21, 2026 09:11	6,001	74,050,581	48,813,000	996,000	2,494,464
17	Mar 21, 2026 09:11	6,001	77,100,472	46,824,000	2,988,000	2,420,736
18	Mar 21, 2026 09:04	6,002	75,374,112	46,831,000	2,989,000	2,408,448
19	Mar 21, 2026 09:49	6,006	73,401,099	46,857,000	2,990,000	2,433,024
20	Mar 21, 2026 09:44	6,010	72,549,461	47,891,000	1,995,000	2,469,888
21	Mar 21, 2026 08:58	6,011	71,946,226	48,894,000	997,000	2,285,568
22	Mar 21, 2026 08:19	6,014	75,581,918	46,921,000	2,995,000	2,326,528
23	Mar 21, 2026 09:20	6,015	72,716,528	47,926,000	1,996,000	2,445,312
24	Mar 21, 2026 09:29	6,016	76,129,395	46,937,000	2,996,000	2,486,272
25	Mar 21, 2026 09:35	6,019	77,789,174	46,962,000	2,997,000	2,289,664
26	Mar 21, 2026 08:28	6,020	78,982,516	46,968,000	2,998,000	2,424,832
27	Mar 21, 2026 09:02	6,021	75,524,937	46,976,000	2,998,000	2,437,120
28	Mar 21, 2026 09:02	6,032	75,223,918	48,065,000	2,002,000	2,428,928
29	Mar 21, 2026 08:26	6,035	73,486,453	48,087,000	2,003,000	2,502,656
30	Mar 21, 2026 08:50	6,035	72,852,458	44,081,000	6,011,000	2,527,232
31	Mar 21, 2026 09:15	6,037	75,552,189	47,103,000	3,006,000	2,461,696
32	Mar 21, 2026 09:30	6,038	74,491,305	46,104,000	4,009,000	2,523,136
33	Mar 21, 2026 09:33	6,038	75,383,684	48,113,000	2,004,000	2,347,008
34	Mar 21, 2026 08:26	6,038	74,300,496	46,110,000	4,009,000	2,433,024
35	Mar 21, 2026 08:28	6,039	75,796,224	47,118,000	3,007,000	2,445,312
36	Mar 21, 2026 09:00	6,041	71,631,694	47,130,000	3,008,000	2,510,848
37	Mar 21, 2026 09:02	6,042	74,686,681	47,139,000	3,008,000	2,310,144
38	Mar 21, 2026 09:40	6,045	75,215,493	48,170,000	2,007,000	2,424,832
39	Mar 21, 2026 08:58	6,050	75,550,239	46,197,000	4,017,000	2,338,816
40	Mar 21, 2026 09:35	6,050	76,964,025	48,208,000	2,008,000	2,441,216
41	Mar 21, 2026 09:40	6,052	78,494,791	48,221,000	2,009,000	2,441,216
42	Mar 21, 2026 08:26	6,052	75,259,274	47,217,000	3,013,000	2,465,792
43	Mar 21, 2026 09:29	6,056	78,708,783	48,251,000	2,010,000	2,379,776
44	Mar 21, 2026 09:15	6,058	82,605,156	47,263,000	3,016,000	2,457,600
45	Mar 21, 2026 08:47	6,060	74,151,133	45,269,000	5,029,000	2,502,656
46	Mar 21, 2026 09:23	6,061	76,357,046	44,268,000	6,036,000	2,486,272
47	Mar 21, 2026 09:44	6,062	76,614,718	48,302,000	2,012,000	2,441,216
48	Mar 21, 2026 08:28	6,063	75,902,825	47,305,000	3,019,000	2,490,368
49	Mar 21, 2026 09:00	6,064	75,041,908	48,316,000	2,013,000	2,473,984
50	Mar 21, 2026 08:28	6,064	72,301,845	49,328,000	1,006,000	2,461,696
51	Mar 21, 2026 09:07	6,064	71,264,619	47,311,000	3,019,000	2,289,664
52	Mar 21, 2026 08:50	6,065	78,614,870	48,325,000	2,013,000	2,314,240
53	Mar 21, 2026 09:33	6,066	70,852,688	47,327,000	3,020,000	2,428,928
54	Mar 21, 2026 09:20	6,066	70,372,637	46,319,000	4,027,000	2,428,928
55	Mar 21, 2026 08:28	6,067	78,339,356	45,318,000	5,035,000	2,519,040
56	Mar 21, 2026 09:33	6,068	73,324,415	47,346,000	3,022,000	2,461,696
57	Mar 21, 2026 08:56	6,069	76,191,187	48,359,000	2,014,000	2,351,104
58	Mar 21, 2026 08:30	6,069	74,198,252	48,361,000	2,015,000	2,338,816
59	Mar 21, 2026 08:30	6,070	71,891,500	46,352,000	4,030,000	2,318,336
60	Mar 21, 2026 09:25	6,072	73,263,066	46,369,000	4,032,000	2,519,040
61	Mar 21, 2026 09:09	6,073	76,858,791	49,401,000	1,008,000	2,437,120
62	Mar 21, 2026 09:07	6,073	79,591,386	49,395,000	1,008,000	2,420,736
63	Mar 21, 2026 08:26	6,075	75,873,752	48,406,000	2,016,000	2,490,368
64	Mar 21, 2026 09:04	6,075	71,865,068	48,405,000	2,016,000	2,473,984
65	Mar 21, 2026 09:25	6,076	78,625,598	46,397,000	4,034,000	2,498,560
66	Mar 21, 2026 09:15	6,079	74,454,058	47,429,000	3,027,000	2,502,656
67	Mar 21, 2026 08:30	6,082	76,702,455	46,441,000	4,038,000	2,523,136
68	Mar 21, 2026 09:17	6,084	74,387,782	47,470,000	3,030,000	2,506,752
69	Mar 21, 2026 08:18	6,085	83,234,074	47,473,000	3,030,000	2,367,488
70	Mar 21, 2026 08:56	6,087	78,355,960	47,488,000	3,031,000	2,473,984
71	Mar 21, 2026 08:18	6,088	72,117,413	46,491,000	4,042,000	2,490,368
72	Mar 21, 2026 09:29	6,091	80,905,775	48,531,000	2,022,000	2,506,752
73	Mar 21, 2026 09:44	6,104	80,225,662	47,623,000	3,039,000	2,506,752
74	Mar 21, 2026 08:28	6,106	78,875,312	46,702,000	3,974,000	2,441,216
75	Mar 21, 2026 09:07	6,117	78,566,652	48,784,000	1,991,000	2,465,792
76	Mar 21, 2026 09:20	6,118	77,456,960	45,798,000	4,978,000	2,424,832
77	Mar 21, 2026 09:11	6,120	76,049,058	47,810,000	2,988,000	2,445,312
78	Mar 21, 2026 08:19	6,122	81,640,595	47,823,000	2,988,000	2,408,448
79	Mar 21, 2026 08:28	6,131	86,693,080	49,872,000	1,017,000	2,498,560
80	Mar 21, 2026 08:18	6,134	75,815,661	49,913,000	998,000	2,449,408
81	Mar 21, 2026 09:40	6,134	74,767,558	46,923,000	3,993,000	2,478,080
82	Mar 21, 2026 09:49	6,146	74,678,459	47,012,000	4,001,000	2,441,216
83	Mar 21, 2026 09:30	6,149	74,155,654	47,032,000	4,002,000	2,273,280
84	Mar 21, 2026 09:09	6,149	74,279,411	49,039,000	2,001,000	2,297,856
85	Mar 21, 2026 08:30	6,149	77,546,161	48,036,000	3,002,000	2,502,656
86	Mar 21, 2026 09:23	6,154	84,360,032	48,075,000	3,004,000	2,379,776
87	Mar 21, 2026 09:35	6,165	74,205,669	50,163,000	1,003,000	2,387,968
88	Mar 21, 2026 09:17	6,166	75,573,102	48,165,000	3,010,000	2,453,504
89	Mar 21, 2026 08:28	6,172	77,382,176	48,212,000	3,013,000	2,494,464
90	Mar 21, 2026 08:56	6,184	75,752,715	48,308,000	3,019,000	2,318,336
91	Mar 21, 2026 09:13	6,204	70,974,292	48,464,000	3,029,000	2,482,176
92	Mar 21, 2026 08:30	6,206	77,815,281	48,477,000	3,029,000	2,285,568
93	Mar 21, 2026 09:09	6,222	77,195,475	48,607,000	3,037,000	2,428,928
94	Mar 21, 2026 09:13	6,270	76,528,674	48,036,000	4,003,000	2,396,160
95	Mar 21, 2026 09:25	6,274	75,066,170	49,074,000	3,004,000	2,510,848
96	Mar 21, 2026 09:13	6,320	81,837,421	47,415,000	5,044,000	2,314,240

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