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 20:42Mikołaj UzarskiMikołaj UzarskiScore: 5,481Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 24, 2026 20:435,44066,687,68143,143,0002,006,0002,510,848
2Feb 24, 2026 20:435,45067,179,41043,226,0002,010,0002,514,944
3Feb 24, 2026 20:435,45172,009,65643,234,0002,010,0002,277,376
4Feb 24, 2026 20:445,45270,620,49443,241,0002,011,0002,285,568
5Feb 24, 2026 20:435,45369,872,05043,249,0002,011,0002,514,944
6Feb 24, 2026 20:435,46174,227,34443,313,0002,014,0002,281,472
7Feb 24, 2026 20:435,47374,950,50144,417,0001,009,0002,281,472
8Feb 24, 2026 20:445,48166,673,59144,485,0001,011,0002,277,376
9Feb 24, 2026 20:425,48868,357,27043,527,0002,024,0002,510,848
10Feb 24, 2026 20:435,49376,102,60044,597,000991,0002,506,752
11Feb 24, 2026 20:445,57774,518,19444,273,0002,012,0002,510,848
12Feb 24, 2026 20:425,59375,892,09346,421,00002,281,472
13Feb 24, 2026 20:425,70877,228,24644,350,0003,023,0002,514,944
14Feb 24, 2026 20:436,04175,636,81948,135,0002,005,0002,510,848
15Feb 24, 2026 20:437,05386,178,48557,534,0001,009,0002,367,488