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 11, 2026 18:11olliecrowolliecrowScore: 6,285Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jan 31, 2026 18:015,91075,522,30447,055,0002,002,0002,334,720
2Jan 31, 2026 18:015,91174,831,51447,063,0002,002,0002,297,856
3Feb 11, 2026 18:115,91176,249,12246,061,0003,004,0002,457,600
4Feb 11, 2026 18:115,91674,535,07845,092,0004,008,0002,347,008
5Feb 11, 2026 18:116,00275,745,15047,827,0001,992,0002,289,664
6Jan 31, 2026 18:016,13877,040,32646,947,0003,995,0002,494,464
7Jan 31, 2026 18:016,25878,227,57950,940,000998,0002,408,448
8Jan 31, 2026 18:016,26478,405,88950,989,000999,0002,498,560
9Jan 31, 2026 18:016,28377,018,10948,139,0004,011,0002,338,816
10Jan 31, 2026 18:016,28577,903,85050,156,0002,006,0002,342,912
11Jan 31, 2026 18:016,29076,181,67349,198,0003,012,0002,273,280
12Jan 31, 2026 18:016,31280,864,75549,365,0003,022,0002,506,752
13Jan 31, 2026 18:016,33378,134,23250,546,0002,021,0002,306,048
14Feb 11, 2026 18:116,36078,903,95846,815,0005,976,0002,351,104
15Jan 31, 2026 18:016,42277,662,23550,284,0003,017,0002,482,176
16Jan 31, 2026 18:016,48383,429,77850,823,0002,989,0002,285,568
17Feb 11, 2026 18:116,51084,284,24550,031,0004,002,0002,510,848
18Feb 11, 2026 18:116,51181,254,49752,000,0002,039,0002,445,312