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 14:54

Grace

Score: 3,924

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 14:54	3,804	64,397,436	31,570,000	0	2,273,280
2	Jun 7, 2024 14:54	3,804	60,891,221	29,535,000	2,036,000	2,273,280
3	Jun 7, 2024 14:54	3,807	61,519,061	30,577,000	1,019,000	2,273,280
4	Jun 7, 2024 14:54	3,808	57,754,935	30,585,000	1,019,000	2,273,280
5	Jun 7, 2024 14:54	3,833	56,446,555	28,829,000	2,982,000	2,494,464
6	Jun 7, 2024 14:54	3,834	61,487,166	28,842,000	2,983,000	2,273,280
7	Jun 7, 2024 14:54	3,835	63,849,074	29,843,000	1,989,000	2,490,368
8	Jun 7, 2024 14:54	3,836	54,231,820	29,849,000	1,989,000	2,273,280
9	Jun 7, 2024 14:54	3,839	60,627,196	29,870,000	1,991,000	2,490,368
10	Jun 7, 2024 14:54	3,839	59,573,232	28,876,000	2,987,000	2,486,272
11	Jun 7, 2024 14:54	3,839	56,229,237	29,874,000	1,991,000	2,273,280
12	Jun 7, 2024 14:54	3,839	58,410,859	28,874,000	2,987,000	2,273,280
13	Jun 7, 2024 14:54	3,840	56,733,857	29,877,000	1,991,000	2,273,280
14	Jun 7, 2024 14:54	3,843	61,849,825	30,868,000	1,028,000	2,478,080
15	Jun 7, 2024 14:54	3,843	53,949,823	29,905,000	1,993,000	2,273,280
16	Jun 7, 2024 14:54	3,863	57,996,193	29,061,000	3,006,000	2,342,912
17	Jun 7, 2024 14:54	3,864	61,056,747	29,064,000	3,006,000	2,273,280
18	Jun 7, 2024 14:54	3,868	54,420,117	29,093,000	3,009,000	2,273,280
19	Jun 7, 2024 14:54	3,868	53,729,922	30,102,000	2,006,000	2,273,280
20	Jun 7, 2024 14:54	3,877	55,252,448	31,177,000	1,005,000	2,338,816
21	Jun 7, 2024 14:54	3,879	57,663,564	29,178,000	3,018,000	2,326,528
22	Jun 7, 2024 14:54	3,883	61,523,117	29,212,000	3,021,000	2,482,176
23	Jun 7, 2024 14:54	3,884	57,191,086	31,231,000	1,007,000	2,281,472
24	Jun 7, 2024 14:54	3,886	53,914,503	30,240,000	2,016,000	2,420,736
25	Jun 7, 2024 14:54	3,886	58,967,901	30,238,000	2,015,000	2,273,280
26	Jun 7, 2024 14:54	3,890	54,502,228	30,266,000	2,017,000	2,273,280
27	Jun 7, 2024 14:54	3,891	54,275,805	30,280,000	2,018,000	2,273,280
28	Jun 7, 2024 14:54	3,893	54,150,201	30,292,000	2,019,000	2,273,280
29	Jun 7, 2024 14:54	3,896	54,978,206	30,315,000	2,021,000	2,453,504
30	Jun 7, 2024 14:54	3,897	56,059,034	29,316,000	3,032,000	2,273,280
31	Jun 7, 2024 14:54	3,901	55,982,610	30,357,000	2,023,000	2,482,176
32	Jun 7, 2024 14:54	3,902	64,171,360	30,361,000	2,024,000	2,486,272
33	Jun 7, 2024 14:54	3,902	61,447,352	29,352,000	3,036,000	2,347,008
34	Jun 7, 2024 14:54	3,903	57,622,291	31,380,000	1,012,000	2,490,368
35	Jun 7, 2024 14:54	3,903	54,836,374	30,367,000	2,024,000	2,490,368
36	Jun 7, 2024 14:54	3,904	58,368,150	30,381,000	2,025,000	2,490,368
37	Jun 7, 2024 14:54	3,904	53,468,479	30,376,000	2,025,000	2,486,272
38	Jun 7, 2024 14:54	3,904	55,099,740	30,380,000	2,025,000	2,490,368
39	Jun 7, 2024 14:54	3,906	52,943,366	30,391,000	2,026,000	2,490,368
40	Jun 7, 2024 14:54	3,908	53,623,165	29,395,000	3,040,000	2,482,176
41	Jun 7, 2024 14:54	3,909	55,251,929	31,434,000	1,014,000	2,486,272
42	Jun 7, 2024 14:54	3,911	56,534,078	31,445,000	1,014,000	2,482,176
43	Jun 7, 2024 14:54	3,912	53,930,124	29,427,000	3,044,000	2,273,280
44	Jun 7, 2024 14:54	3,913	55,059,545	31,464,000	1,014,000	2,490,368
45	Jun 7, 2024 14:54	3,916	58,406,505	30,471,000	2,031,000	2,273,280
46	Jun 7, 2024 14:54	3,919	54,935,596	31,509,000	1,016,000	2,273,280
47	Jun 7, 2024 14:54	3,920	58,444,119	30,501,000	2,033,000	2,490,368
48	Jun 7, 2024 14:54	3,920	58,669,352	30,505,000	2,033,000	2,273,280
49	Jun 7, 2024 14:54	3,920	57,046,582	31,522,000	1,016,000	2,490,368
50	Jun 7, 2024 14:54	3,920	54,881,101	31,516,000	1,016,000	2,490,368
51	Jun 7, 2024 14:54	3,921	52,865,608	31,529,000	1,017,000	2,273,280
52	Jun 7, 2024 14:54	3,922	55,660,067	30,516,000	2,034,000	2,273,280
53	Jun 7, 2024 14:54	3,922	59,808,983	29,594,000	2,959,000	2,273,280
54	Jun 7, 2024 14:54	3,922	58,830,626	30,515,000	2,034,000	2,273,280
55	Jun 7, 2024 14:54	3,924	53,326,417	31,549,000	1,017,000	2,486,272
56	Jun 7, 2024 14:54	3,925	65,572,762	30,542,000	2,036,000	2,273,280
57	Jun 7, 2024 14:54	3,930	59,307,538	31,598,000	1,019,000	2,273,280
58	Jun 7, 2024 14:54	3,931	63,127,547	31,611,000	1,019,000	2,273,280
59	Jun 7, 2024 14:54	3,933	65,057,813	31,622,000	1,020,000	2,494,464
60	Jun 7, 2024 14:54	3,933	58,767,200	30,607,000	2,040,000	2,486,272
61	Jun 7, 2024 14:54	3,936	62,562,067	30,626,000	2,041,000	2,273,280
62	Jun 7, 2024 14:54	3,936	61,428,366	31,651,000	1,021,000	2,273,280
63	Jun 7, 2024 14:54	3,954	55,204,416	31,821,000	994,000	2,273,280
64	Jun 7, 2024 14:54	3,956	58,032,347	30,846,000	1,990,000	2,486,272
65	Jun 7, 2024 14:54	3,956	57,414,798	30,848,000	1,990,000	2,490,368
66	Jun 7, 2024 14:54	3,956	62,612,236	30,848,000	1,990,000	2,482,176
67	Jun 7, 2024 14:54	3,957	59,138,837	30,855,000	1,990,000	2,265,088
68	Jun 7, 2024 14:54	3,958	58,906,853	31,854,000	995,000	2,486,272
69	Jun 7, 2024 14:54	3,958	67,062,334	31,856,000	995,000	2,486,272
70	Jun 7, 2024 14:54	3,958	63,122,372	29,862,000	2,986,000	2,486,272
71	Jun 7, 2024 14:54	3,960	61,983,953	30,879,000	1,992,000	2,256,896
72	Jun 7, 2024 14:54	3,960	57,110,944	30,880,000	1,992,000	2,273,280
73	Jun 7, 2024 14:54	3,972	57,594,370	29,972,000	2,997,000	2,273,280
74	Jun 7, 2024 14:54	3,973	60,312,326	30,982,000	1,998,000	2,453,504
75	Jun 7, 2024 14:54	3,975	54,088,781	29,991,000	2,999,000	2,490,368
76	Jun 7, 2024 14:54	3,987	58,918,097	31,084,000	2,005,000	2,473,984
77	Jun 7, 2024 14:54	3,992	54,422,933	30,123,000	3,012,000	2,273,280
78	Jun 7, 2024 14:54	3,994	58,067,250	31,142,000	2,009,000	2,490,368
79	Jun 7, 2024 14:54	3,997	55,467,893	32,168,000	1,005,000	2,273,280
80	Jun 7, 2024 14:54	3,997	54,093,232	31,165,000	2,010,000	2,273,280
81	Jun 7, 2024 14:54	3,999	60,141,494	31,182,000	2,011,000	2,490,368
82	Jun 7, 2024 14:54	4,007	58,216,505	30,239,000	3,023,000	2,273,280
83	Jun 7, 2024 14:54	4,023	54,944,431	32,377,000	1,011,000	2,412,544
84	Jun 7, 2024 14:54	4,059	59,844,726	32,668,000	1,020,000	2,265,088
85	Jun 7, 2024 14:54	4,136	94,365,565	34,329,072	0	2,232,320
86	Jun 7, 2024 14:54	4,139	99,144,069	34,351,659	0	2,232,320
87	Jun 7, 2024 14:54	4,141	100,851,774	34,373,579	0	2,240,512
88	Jun 7, 2024 14:54	4,142	86,160,381	34,374,817	0	2,240,512
89	Jun 7, 2024 14:54	4,150	99,885,427	34,441,098	0	2,244,608
90	Jun 7, 2024 14:54	4,154	112,445,076	34,482,115	0	2,240,512
91	Jun 7, 2024 14:54	4,161	100,642,691	34,540,003	0	2,240,512
92	Jun 7, 2024 14:54	4,164	100,021,853	34,562,603	0	2,236,416
93	Jun 7, 2024 14:54	4,167	113,486,730	34,587,422	0	2,228,224
94	Jun 7, 2024 14:54	4,169	100,377,731	34,602,425	0	2,240,512
95	Jun 7, 2024 14:54	4,173	96,929,987	34,639,196	0	2,375,680
96	Jun 7, 2024 14:54	4,180	121,853,514	34,693,136	0	2,363,392
97	Jun 7, 2024 14:54	4,182	100,861,841	34,711,945	0	2,240,512
98	Jun 7, 2024 14:54	4,187	113,081,920	34,749,081	0	2,240,512
99	Jun 7, 2024 14:54	4,189	120,314,241	34,768,794	0	2,236,416
100	Jun 7, 2024 14:54	4,194	98,234,335	34,809,502	0	2,236,416
101	Jun 7, 2024 14:54	4,199	102,677,396	34,855,213	0	2,240,512
102	Jun 7, 2024 14:54	4,208	98,847,641	34,925,592	0	2,244,608
103	Jun 7, 2024 14:54	4,213	108,210,880	34,968,237	0	2,232,320
104	Jun 7, 2024 14:54	4,213	103,878,259	34,967,744	0	2,244,608
105	Jun 7, 2024 14:54	4,228	101,837,312	35,093,376	0	2,244,608
106	Jun 7, 2024 14:54	4,329	94,232,074	35,929,428	0	2,248,704
107	Jun 7, 2024 14:54	4,350	108,301,657	36,104,321	0	2,240,512
108	Jun 7, 2024 14:54	4,356	95,424,514	36,150,862	0	2,232,320

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