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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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Jun 7, 2024 15:40	0	0	0	0	0	Error: expected "53681511771148802 ", got "53681507476181506 "
2	Jun 7, 2024 14:43	3,771	51,096,407	29,277,000	2,019,000	2,273,280
3	Jun 7, 2024 15:40	3,777	54,073,854	28,318,000	3,034,000	2,273,280
4	Jun 7, 2024 15:41	3,782	51,230,997	29,368,000	2,025,000	2,273,280
5	Jun 7, 2024 14:43	3,782	57,479,784	28,352,000	3,037,000	2,478,080
6	Jun 7, 2024 14:43	3,793	60,183,770	29,449,000	2,030,000	2,273,280
7	Jun 7, 2024 14:42	3,806	59,897,841	30,569,000	1,018,000	2,273,280
8	Jun 7, 2024 14:42	3,807	61,511,900	29,559,000	2,038,000	2,490,368
9	Jun 7, 2024 15:41	3,809	56,858,679	31,617,000	0	2,342,912
10	Jun 7, 2024 14:43	3,809	56,353,146	30,596,000	1,019,000	2,273,280
11	Jun 7, 2024 15:40	3,814	59,375,805	30,635,000	1,021,000	2,482,176
12	Jun 7, 2024 14:43	3,814	64,068,586	29,618,000	2,042,000	2,494,464
13	Jun 7, 2024 14:42	3,814	59,109,471	29,612,000	2,042,000	2,469,888
14	Jun 7, 2024 14:43	3,815	55,844,301	29,686,000	1,979,000	2,478,080
15	Jun 7, 2024 14:42	3,816	59,633,978	29,630,000	2,043,000	2,273,280
16	Jun 7, 2024 15:41	3,834	60,523,858	30,832,000	994,000	2,490,368
17	Jun 7, 2024 14:43	3,836	59,419,975	28,851,000	2,984,000	2,486,272
18	Jun 7, 2024 14:43	3,836	57,234,261	30,844,000	994,000	2,473,984
19	Jun 7, 2024 14:43	3,836	53,207,581	29,852,000	1,990,000	2,273,280
20	Jun 7, 2024 14:42	3,847	60,937,618	29,931,000	1,995,000	2,490,368
21	Jun 7, 2024 14:43	3,848	59,746,025	29,945,000	1,996,000	2,490,368
22	Jun 7, 2024 14:43	3,853	64,773,733	28,983,000	2,998,000	2,273,280
23	Jun 7, 2024 14:42	3,855	54,052,365	28,995,000	2,999,000	2,273,280
24	Jun 7, 2024 14:43	3,859	54,995,133	29,030,000	3,003,000	2,490,368
25	Jun 7, 2024 14:42	3,867	54,510,410	30,090,000	2,006,000	2,273,280
26	Jun 7, 2024 15:40	3,868	61,776,590	29,096,000	3,009,000	2,273,280
27	Jun 7, 2024 14:43	3,868	58,464,793	29,098,000	3,010,000	2,273,280
28	Jun 7, 2024 14:42	3,868	53,957,144	31,104,000	1,003,000	2,486,272
29	Jun 7, 2024 14:43	3,869	55,649,138	29,100,000	3,010,000	2,273,280
30	Jun 7, 2024 14:42	3,869	58,416,595	30,103,000	2,006,000	2,273,280
31	Jun 7, 2024 14:43	3,870	63,111,813	29,109,000	3,011,000	2,490,368
32	Jun 7, 2024 15:40	3,871	56,970,093	29,115,000	3,011,000	2,482,176
33	Jun 7, 2024 14:43	3,871	55,872,236	31,129,000	1,004,000	2,486,272
34	Jun 7, 2024 14:43	3,872	55,371,223	29,125,000	3,013,000	2,478,080
35	Jun 7, 2024 15:40	3,873	55,135,893	30,139,000	2,009,000	2,273,280
36	Jun 7, 2024 14:43	3,875	62,057,996	29,151,000	3,015,000	2,273,280
37	Jun 7, 2024 14:42	3,875	61,651,564	31,159,000	1,005,000	2,297,856
38	Jun 7, 2024 14:42	3,878	59,754,808	29,171,000	3,017,000	2,486,272
39	Jun 7, 2024 14:43	3,879	55,064,129	29,177,000	3,018,000	2,506,752
40	Jun 7, 2024 14:42	3,880	59,230,166	31,196,000	1,006,000	2,486,272
41	Jun 7, 2024 14:43	3,883	56,115,054	29,302,000	2,930,000	2,482,176
42	Jun 7, 2024 15:41	3,884	55,679,634	30,222,000	2,014,000	2,486,272
43	Jun 7, 2024 15:40	3,885	61,339,017	30,230,000	2,015,000	2,273,280
44	Jun 7, 2024 15:40	3,885	50,458,280	30,228,000	2,015,000	2,273,280
45	Jun 7, 2024 15:41	3,886	55,766,544	31,243,000	1,007,000	2,506,752
46	Jun 7, 2024 15:41	3,887	55,374,039	29,238,000	3,024,000	2,273,280
47	Jun 7, 2024 15:40	3,888	53,353,693	29,242,000	3,025,000	2,273,280
48	Jun 7, 2024 14:42	3,889	58,280,515	30,260,000	2,017,000	2,486,272
49	Jun 7, 2024 15:41	3,890	65,380,190	29,262,000	3,027,000	2,490,368
50	Jun 7, 2024 15:40	3,891	57,586,277	29,265,000	3,027,000	2,494,464
51	Jun 7, 2024 15:40	3,894	58,426,864	30,304,000	2,020,000	2,486,272
52	Jun 7, 2024 15:41	3,895	61,521,839	30,308,000	2,020,000	2,490,368
53	Jun 7, 2024 15:40	3,895	53,850,596	29,301,000	3,031,000	2,490,368
54	Jun 7, 2024 14:42	3,895	54,485,593	30,307,000	2,020,000	2,273,280
55	Jun 7, 2024 14:42	3,896	55,144,206	30,313,000	2,020,000	2,273,280
56	Jun 7, 2024 14:43	3,897	53,577,878	29,317,000	3,032,000	2,486,272
57	Jun 7, 2024 14:43	3,898	56,286,421	29,321,000	3,033,000	2,273,280
58	Jun 7, 2024 14:42	3,898	57,592,663	31,340,000	1,010,000	2,342,912
59	Jun 7, 2024 15:40	3,899	59,018,257	30,340,000	2,022,000	2,273,280
60	Jun 7, 2024 14:43	3,899	56,437,304	29,326,000	3,033,000	2,273,280
61	Jun 7, 2024 14:43	3,901	61,095,396	29,343,000	3,035,000	2,273,280
62	Jun 7, 2024 14:43	3,903	52,578,773	29,362,000	3,037,000	2,486,272
63	Jun 7, 2024 14:43	3,903	55,965,791	30,368,000	2,024,000	2,482,176
64	Jun 7, 2024 14:43	3,903	61,372,814	30,370,000	2,024,000	2,273,280
65	Jun 7, 2024 14:43	3,904	58,075,174	30,379,000	2,025,000	2,273,280
66	Jun 7, 2024 14:43	3,907	52,729,017	31,414,000	1,013,000	2,342,912
67	Jun 7, 2024 14:43	3,908	54,445,942	32,439,000	0	2,490,368
68	Jun 7, 2024 14:42	3,908	54,218,948	30,408,000	2,027,000	2,273,280
69	Jun 7, 2024 14:42	3,908	53,570,375	31,421,000	1,013,000	2,273,280
70	Jun 7, 2024 15:40	3,910	59,523,331	32,449,000	0	2,273,280
71	Jun 7, 2024 14:43	3,910	55,251,723	31,439,000	1,014,000	2,342,912
72	Jun 7, 2024 14:42	3,911	59,446,243	30,431,000	2,028,000	2,273,280
73	Jun 7, 2024 14:43	3,912	54,990,748	30,443,000	2,029,000	2,490,368
74	Jun 7, 2024 15:41	3,913	54,877,026	31,466,000	1,015,000	2,273,280
75	Jun 7, 2024 14:43	3,913	56,469,077	31,464,000	1,014,000	2,273,280
76	Jun 7, 2024 14:43	3,913	52,203,648	30,452,000	2,030,000	2,273,280
77	Jun 7, 2024 14:42	3,913	53,664,088	31,465,000	1,015,000	2,510,848
78	Jun 7, 2024 15:40	3,915	54,446,842	31,478,000	1,015,000	2,273,280
79	Jun 7, 2024 15:40	3,916	54,419,580	30,468,000	2,031,000	2,486,272
80	Jun 7, 2024 14:42	3,916	55,086,181	31,485,000	1,015,000	2,482,176
81	Jun 7, 2024 14:43	3,917	57,054,631	30,476,000	2,031,000	2,273,280
82	Jun 7, 2024 14:42	3,917	64,741,696	30,482,000	2,032,000	2,273,280
83	Jun 7, 2024 15:40	3,918	60,472,287	31,504,000	1,016,000	2,273,280
84	Jun 7, 2024 14:42	3,918	58,355,697	30,487,000	2,032,000	2,273,280
85	Jun 7, 2024 14:42	3,918	55,410,704	31,505,000	1,016,000	2,490,368
86	Jun 7, 2024 14:43	3,920	57,170,854	30,501,000	2,033,000	2,273,280
87	Jun 7, 2024 14:43	3,921	60,693,032	31,530,000	1,017,000	2,273,280
88	Jun 7, 2024 14:43	3,921	54,196,559	30,510,000	2,034,000	2,273,280
89	Jun 7, 2024 14:43	3,921	57,452,552	30,511,000	2,034,000	2,494,464
90	Jun 7, 2024 14:43	3,922	59,622,003	30,517,000	2,034,000	2,273,280
91	Jun 7, 2024 14:43	3,924	62,509,695	31,550,000	1,017,000	2,482,176
92	Jun 7, 2024 14:43	3,925	58,600,720	31,559,000	1,018,000	2,256,896
93	Jun 7, 2024 14:43	3,925	64,730,832	30,545,000	2,036,000	2,273,280
94	Jun 7, 2024 14:42	3,926	68,278,363	31,570,000	1,018,000	2,482,176
95	Jun 7, 2024 14:42	3,927	62,127,830	31,572,000	1,018,000	2,273,280
96	Jun 7, 2024 14:43	3,929	59,971,258	30,576,000	2,038,000	2,486,272
97	Jun 7, 2024 14:43	3,929	59,166,064	31,595,000	1,019,000	2,490,368
98	Jun 7, 2024 15:41	3,930	57,711,092	30,579,000	2,038,000	2,273,280
99	Jun 7, 2024 14:43	3,930	66,199,443	31,598,000	1,019,000	2,273,280
100	Jun 7, 2024 15:41	3,933	59,116,167	30,608,000	2,040,000	2,273,280
101	Jun 7, 2024 15:40	3,934	58,349,315	30,610,000	2,040,000	2,273,280
102	Jun 7, 2024 14:42	3,934	63,307,624	30,611,000	2,040,000	2,273,280
103	Jun 7, 2024 14:42	3,935	59,727,797	30,619,000	2,041,000	2,273,280
104	Jun 7, 2024 14:43	3,936	56,997,339	30,627,000	2,041,000	2,478,080
105	Jun 7, 2024 14:42	3,937	61,861,601	31,660,000	1,021,000	2,486,272
106	Jun 7, 2024 14:43	3,952	59,462,754	30,814,000	1,988,000	2,490,368
107	Jun 7, 2024 14:42	3,954	61,922,518	31,826,000	994,000	2,273,280
108	Jun 7, 2024 14:43	3,956	57,071,375	30,846,000	1,990,000	2,490,368
109	Jun 7, 2024 15:40	3,957	63,527,391	31,849,000	995,000	2,482,176
110	Jun 7, 2024 14:43	3,957	61,507,824	31,845,000	995,000	2,265,088
111	Jun 7, 2024 14:43	3,957	58,613,540	30,855,000	1,990,000	2,330,624
112	Jun 7, 2024 14:43	3,958	60,548,316	29,862,000	2,986,000	2,494,464
113	Jun 7, 2024 14:43	3,958	58,817,180	31,854,000	995,000	2,494,464
114	Jun 7, 2024 14:42	3,958	59,246,207	29,862,000	2,986,000	2,490,368
115	Jun 7, 2024 14:43	3,959	57,334,974	30,870,000	1,991,000	2,482,176
116	Jun 7, 2024 14:43	3,962	55,933,485	30,891,000	1,992,000	2,273,280
117	Jun 7, 2024 14:42	3,963	59,910,098	30,900,000	1,993,000	2,273,280
118	Jun 7, 2024 14:42	3,963	56,269,034	29,901,000	2,990,000	2,490,368
119	Jun 7, 2024 14:42	3,964	59,457,178	29,910,000	2,991,000	2,338,816
120	Jun 7, 2024 15:40	3,966	58,026,988	29,928,000	2,992,000	2,326,528
121	Jun 7, 2024 14:43	3,968	59,734,650	30,942,000	1,996,000	2,273,280
122	Jun 7, 2024 15:40	3,973	57,799,336	29,980,000	2,998,000	2,273,280
123	Jun 7, 2024 15:41	3,987	54,711,929	32,088,000	1,002,000	2,490,368
124	Jun 7, 2024 14:42	3,987	55,402,072	30,085,000	3,008,000	2,273,280
125	Jun 7, 2024 15:40	3,989	58,728,969	30,097,000	3,009,000	2,273,280
126	Jun 7, 2024 14:42	3,990	55,360,183	31,112,000	2,007,000	2,273,280
127	Jun 7, 2024 14:43	4,008	63,158,568	30,246,000	3,024,000	2,486,272
128	Jun 7, 2024 14:43	4,025	58,545,203	31,384,000	2,024,000	2,482,176
129	Jun 7, 2024 14:43	4,037	59,900,723	32,495,000	1,015,000	2,273,280
130	Jun 7, 2024 14:43	4,071	106,060,413	33,789,230	0	2,248,704
131	Jun 7, 2024 14:43	4,084	100,213,983	33,898,967	0	2,240,512
132	Jun 7, 2024 14:43	4,086	94,999,599	33,910,329	0	2,236,416
133	Jun 7, 2024 14:43	4,096	96,414,602	33,998,627	0	2,244,608
134	Jun 7, 2024 14:42	4,097	99,657,154	34,003,206	0	2,240,512
135	Jun 7, 2024 14:43	4,100	108,444,980	34,031,735	0	2,240,512
136	Jun 7, 2024 15:41	4,117	106,808,052	34,172,920	0	2,371,584
137	Jun 7, 2024 15:40	4,118	91,182,511	34,183,493	0	2,232,320
138	Jun 7, 2024 14:42	4,123	97,855,103	34,221,988	0	2,240,512
139	Jun 7, 2024 14:43	4,123	112,465,892	34,224,718	0	2,244,608
140	Jun 7, 2024 14:43	4,123	99,237,881	34,220,514	0	2,244,608
141	Jun 7, 2024 14:43	4,129	100,246,636	34,269,231	0	2,244,608
142	Jun 7, 2024 14:42	4,130	103,476,330	34,280,454	0	2,244,608
143	Jun 7, 2024 15:40	4,141	109,686,962	34,366,758	0	2,236,416
144	Jun 7, 2024 14:43	4,144	105,150,536	34,397,296	0	2,244,608
145	Jun 7, 2024 15:40	4,148	102,081,133	34,425,393	0	2,244,608
146	Jun 7, 2024 15:40	4,154	103,477,188	34,478,160	0	2,367,488
147	Jun 7, 2024 14:42	4,155	97,284,910	34,484,285	0	2,248,704
148	Jun 7, 2024 14:43	4,155	91,646,858	34,487,046	0	2,240,512
149	Jun 7, 2024 14:43	4,158	108,319,651	34,510,130	0	2,244,608
150	Jun 7, 2024 14:42	4,163	97,323,140	34,551,153	0	2,236,416
151	Jun 7, 2024 14:43	4,169	103,338,700	34,603,556	0	2,240,512
152	Jun 7, 2024 14:43	4,173	101,640,476	34,636,281	0	2,236,416
153	Jun 7, 2024 14:42	4,176	104,153,780	34,657,110	0	2,240,512
154	Jun 7, 2024 14:43	4,199	108,963,563	34,855,679	0	2,236,416
155	Jun 7, 2024 14:42	4,203	111,488,962	34,884,032	0	2,240,512
156	Jun 7, 2024 14:42	4,214	110,177,551	34,976,666	0	2,375,680
157	Jun 7, 2024 15:41	4,214	113,187,137	34,976,427	0	2,244,608
158	Jun 7, 2024 15:40	4,225	102,699,001	35,063,934	0	2,244,608
159	Jun 7, 2024 14:43	4,227	115,362,239	35,084,314	0	2,252,800
160	Jun 7, 2024 14:42	4,247	93,794,486	35,251,651	0	2,371,584
161	Jun 7, 2024 15:40	4,256	109,405,236	35,328,013	0	2,244,608
162	Jun 7, 2024 14:43	4,314	57,195,145	32,825,000	2,984,000	2,269,184
163	Jun 7, 2024 15:41	4,318	103,245,940	35,835,767	0	2,375,680

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