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 20:47Mikołaj UzarskiMikołaj UzarskiScore: 5,307Success
Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 24, 2026 20:475,27869,723,03143,809,00002,510,848
2Feb 24, 2026 20:485,28571,406,34841,873,0001,993,0002,510,848
3Feb 24, 2026 20:475,29765,008,61341,970,0001,998,0002,281,472
4Feb 24, 2026 20:475,29865,683,63941,972,0001,998,0002,285,568
5Feb 24, 2026 20:475,29868,572,27141,973,0001,998,0002,510,848
6Feb 24, 2026 20:475,30566,495,69542,034,0002,001,0002,510,848
7Feb 24, 2026 20:475,30569,189,36942,031,0002,001,0002,506,752
8Feb 24, 2026 20:485,30765,510,22442,047,0002,002,0002,510,848
9Feb 24, 2026 20:475,31771,598,07043,128,0001,002,0002,502,656
10Feb 24, 2026 20:475,31967,226,68043,143,0001,003,0002,334,720
11Feb 24, 2026 20:475,32068,064,74844,153,00002,510,848
12Feb 24, 2026 20:475,35069,298,36043,398,0001,009,0002,285,568
13Feb 24, 2026 20:475,37269,587,05243,573,0001,013,0002,514,944
14Feb 24, 2026 20:485,39869,510,17242,810,0001,991,0002,502,656
15Feb 24, 2026 20:475,41569,382,30842,949,0001,997,0002,506,752