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 listApr 6, 2026 14:45Danylo MocherniukDanylo MocherniukScore: 6,649Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Apr 6, 2026 14:456,62080,626,89851,949,0002,997,0002,400,256
2Apr 6, 2026 14:446,62776,721,06752,004,0003,000,0002,297,856
3Apr 6, 2026 14:456,63077,441,54652,025,0003,001,0002,297,856
4Apr 6, 2026 14:456,63078,482,65752,027,0003,001,0002,408,448
5Apr 6, 2026 14:456,63778,719,05452,079,0003,004,0002,297,856
6Apr 6, 2026 14:446,64278,923,94952,122,0003,007,0002,416,640
7Apr 6, 2026 14:446,64785,746,61252,165,0003,009,0002,408,448
8Apr 6, 2026 14:456,64979,903,17552,175,0003,010,0002,297,856
9Apr 6, 2026 14:456,65083,986,63052,182,0003,010,0002,297,856
10Apr 6, 2026 14:456,65275,337,07852,198,0003,011,0002,416,640
11Apr 6, 2026 14:456,66181,825,72653,275,0002,010,0002,400,256
12Apr 6, 2026 14:456,67779,591,29352,393,0003,022,0002,502,656
13Apr 6, 2026 14:456,68482,717,60253,493,0001,981,0002,514,944
14Apr 6, 2026 14:456,69787,040,52553,561,0002,021,0002,297,856
15Apr 6, 2026 14:456,72386,233,06452,813,0002,989,0002,387,968