Parse integers Sergey Svistunov

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].

629871117
2024562523
1372689083
1021777120
2111176472

Output: The uint64 sum of all numbers, printed as a decimal string.

Note: Integer overflow is expected – use a 64-bit accumulator.

Back to listFeb 24, 2026 20:16Daniel MastalerzDaniel MastalerzScore: 5,478Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 24, 2026 20:155,37868,442,02841,598,0003,043,0002,514,944
2Feb 24, 2026 20:165,38269,199,10341,625,0003,045,0002,523,136
3Feb 24, 2026 20:165,39771,760,53740,815,0003,982,0002,269,184
4Feb 24, 2026 20:165,40271,744,66640,853,0003,985,0002,510,848
5Feb 24, 2026 20:165,40272,678,24840,851,0003,985,0002,326,528
6Feb 24, 2026 20:165,40966,525,05240,902,0003,990,0002,326,528
7Feb 24, 2026 20:155,41667,604,20440,959,0003,996,0002,326,528
8Feb 24, 2026 20:155,45172,418,80741,219,0004,021,0002,514,944
9Feb 24, 2026 20:165,47766,352,19243,439,0002,020,0002,269,184
10Feb 24, 2026 20:165,47866,070,61442,435,0003,031,0002,310,144
11Feb 24, 2026 20:165,47964,918,97942,445,0003,031,0002,379,776
12Feb 24, 2026 20:155,48272,922,72941,548,0003,956,0002,265,088
13Feb 24, 2026 20:155,48369,164,43342,478,0003,034,0002,310,144
14Feb 24, 2026 20:155,48975,304,47942,525,0003,037,0002,265,088
15Feb 24, 2026 20:165,49072,658,65943,542,0002,025,0002,265,088
16Feb 24, 2026 20:165,49172,036,33641,610,0003,962,0002,318,336
17Feb 24, 2026 20:165,49775,859,78042,580,0003,041,0002,318,336
18Feb 24, 2026 20:165,57382,594,34942,237,0004,022,0002,326,528