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 16, 2026 09:32tch1001tch1001Score: 71,233Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 16, 2026 09:4971,150615,269,521588,545,0001,998,0002,273,280
2Feb 16, 2026 09:3271,158620,007,771588,614,0001,998,0002,396,160
3Feb 16, 2026 09:4971,161616,060,175588,642,0001,998,0002,273,280
4Feb 16, 2026 09:3271,170616,759,113589,708,000999,0002,273,280
5Feb 16, 2026 09:4971,175620,409,319588,752,0001,999,0002,396,160
6Feb 16, 2026 09:4971,187617,705,449587,850,0002,999,0002,404,352
7Feb 16, 2026 09:4971,191622,543,835589,890,000999,0002,400,256
8Feb 16, 2026 09:3271,199616,826,985589,955,000999,0002,404,352
9Feb 16, 2026 09:3271,206620,982,828590,009,0001,000,0002,273,280
10Feb 16, 2026 09:4971,233621,667,248589,233,0002,000,0002,273,280
11Feb 16, 2026 09:4971,233616,097,324590,236,0001,000,0002,273,280
12Feb 16, 2026 09:3271,234614,173,582590,246,0001,000,0002,273,280
13Feb 16, 2026 09:3271,240612,405,063591,293,00002,400,256
14Feb 16, 2026 09:3271,247620,797,767590,353,0001,000,0002,273,280
15Feb 16, 2026 09:3271,259619,605,184589,450,0001,998,0002,273,280
16Feb 16, 2026 09:4971,271618,116,083590,548,000999,0002,514,944
17Feb 16, 2026 09:3271,278617,174,266590,608,000999,0002,273,280
18Feb 16, 2026 09:4971,306621,001,473589,838,0001,999,0002,285,568