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 15, 2026 13:11Daniel MastalerzDaniel MastalerzScore: 6,482Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 15, 2026 13:116,44877,589,60750,491,0003,029,0002,265,088
2Feb 15, 2026 13:116,45177,530,76651,520,0002,020,0002,326,528
3Feb 15, 2026 13:166,45579,841,84450,544,0003,032,0002,326,528
4Feb 14, 2026 08:066,45782,237,58050,559,0003,033,0002,322,432
5Feb 14, 2026 08:066,46979,233,73849,717,0003,977,0002,273,280
6Feb 14, 2026 08:066,47885,846,28049,782,0003,982,0002,306,048
7Feb 14, 2026 08:066,47982,934,48549,793,0003,983,0002,273,280
8Feb 14, 2026 08:066,47978,560,60349,792,0003,983,0002,269,184
9Feb 15, 2026 13:116,47982,855,09249,792,0003,983,0002,310,144
10Feb 15, 2026 13:166,48080,095,98949,804,0003,984,0002,523,136
11Feb 15, 2026 13:166,48178,043,54850,802,0002,988,0002,269,184
12Feb 14, 2026 08:066,48276,685,81149,818,0003,985,0002,277,376
13Feb 14, 2026 08:066,48285,060,06950,813,0002,989,0002,273,280
14Feb 14, 2026 08:066,48280,597,19149,813,0003,985,0002,326,528
15Feb 14, 2026 08:066,48579,348,75250,836,0002,990,0002,265,088
16Feb 15, 2026 13:166,56779,191,08252,489,0002,018,0002,318,336
17Feb 15, 2026 13:166,57278,019,12651,521,0003,030,0002,273,280
18Feb 14, 2026 08:066,58782,511,39752,644,0002,024,0002,269,184
19Feb 14, 2026 08:066,58783,368,34251,633,0003,037,0002,273,280
20Feb 15, 2026 13:116,59283,317,15451,676,0003,039,0002,273,280
21Feb 15, 2026 13:166,60082,120,99552,792,0001,992,0002,306,048
22Feb 15, 2026 13:116,60284,985,04152,806,0001,992,0002,306,048
23Feb 14, 2026 08:066,60687,387,40250,842,0003,987,0002,301,952
24Feb 15, 2026 13:116,71882,201,83953,733,0002,027,0002,306,048