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 14, 2026 00:07Mikołaj UzarskiMikołaj UzarskiScore: 6,322Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 14, 2026 00:076,21980,729,57648,578,0003,036,0002,412,544
2Feb 14, 2026 00:076,24872,214,60446,875,0004,986,0002,461,696
3Feb 15, 2026 13:556,25080,537,14945,890,0005,985,0002,420,736
4Feb 15, 2026 13:556,25177,126,44044,897,0006,984,0002,437,120
5Feb 14, 2026 00:076,25575,705,69044,928,0006,988,0002,420,736
6Feb 15, 2026 13:556,25877,166,42245,946,0005,993,0002,265,088
7Feb 14, 2026 00:076,26879,010,85646,020,0006,002,0002,404,352
8Feb 14, 2026 00:076,27074,335,06549,036,0003,002,0002,387,968
9Feb 14, 2026 00:076,28378,118,53245,128,0007,020,0002,383,872
10Feb 15, 2026 13:556,31976,607,83945,388,0007,060,0002,445,312
11Feb 15, 2026 13:556,32279,959,82647,429,0005,045,0002,445,312
12Feb 15, 2026 13:556,32473,297,22248,450,0004,037,0002,326,528
13Feb 15, 2026 13:556,32772,997,29546,459,0006,059,0002,310,144
14Feb 15, 2026 13:556,33084,179,57246,476,0006,062,0002,293,760
15Feb 15, 2026 13:556,34276,060,48947,580,0005,061,0002,396,160
16Feb 15, 2026 14:036,34578,341,13447,599,0005,063,0002,461,696
17Feb 14, 2026 00:076,37878,607,42345,945,0006,991,0002,445,312
18Feb 14, 2026 00:076,39680,928,10247,079,0006,010,0002,461,696
19Feb 15, 2026 14:036,39878,370,71149,099,0004,008,0002,441,216
20Feb 14, 2026 00:076,40480,617,53147,139,0006,017,0002,310,144
21Feb 15, 2026 14:037,06288,741,09352,554,0006,064,0002,486,272