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 15, 2026 13:40Daniel MastalerzDaniel MastalerzScore: 6,278Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 15, 2026 13:376,24874,311,50448,806,0003,050,0002,273,280
2Feb 15, 2026 13:406,25178,210,17847,896,0003,991,0002,322,432
3Feb 15, 2026 18:336,25476,661,61847,914,0003,992,0002,306,048
4Feb 15, 2026 18:336,25677,627,46647,928,0003,994,0002,273,280
5Feb 15, 2026 13:376,26077,073,94347,961,0003,996,0002,310,144
6Feb 15, 2026 13:376,26077,490,15547,963,0003,996,0002,306,048
7Feb 15, 2026 13:376,26275,454,63547,980,0003,998,0002,293,760
8Feb 15, 2026 13:426,26475,898,81248,996,0002,999,0002,523,136
9Feb 15, 2026 18:336,26677,308,90948,010,0004,000,0002,310,144
10Feb 15, 2026 18:336,26780,881,44248,016,0004,001,0002,314,240
11Feb 15, 2026 13:376,26976,149,29049,033,0003,002,0002,273,280
12Feb 15, 2026 18:336,27179,440,12948,044,0004,003,0002,269,184
13Feb 15, 2026 13:426,27176,622,03349,045,0003,002,0002,326,528
14Feb 15, 2026 18:336,27375,285,81748,058,0004,004,0002,523,136
15Feb 15, 2026 13:376,27376,755,80749,063,0003,003,0002,322,432
16Feb 15, 2026 13:376,27572,679,45548,075,0004,006,0002,277,376
17Feb 15, 2026 13:426,27681,243,19849,082,0003,005,0002,277,376
18Feb 15, 2026 13:376,27673,894,32448,082,0004,006,0002,277,376
19Feb 15, 2026 18:336,27876,562,67649,102,0003,006,0002,523,136
20Feb 15, 2026 13:406,28075,447,02848,115,0004,009,0002,306,048
21Feb 15, 2026 13:426,28279,508,54848,129,0004,010,0002,269,184
22Feb 15, 2026 13:426,28276,844,06748,133,0004,011,0002,310,144
23Feb 15, 2026 13:426,28477,503,59048,144,0004,012,0002,306,048
24Feb 15, 2026 18:336,28876,650,46648,177,0004,014,0002,326,528
25Feb 15, 2026 18:336,29181,093,29048,202,0004,016,0002,306,048
26Feb 15, 2026 13:426,29278,337,16848,208,0004,017,0002,523,136
27Feb 15, 2026 13:406,30377,669,71048,289,0004,024,0002,306,048
28Feb 15, 2026 13:376,30474,665,86948,298,0004,024,0002,265,088
29Feb 15, 2026 13:426,30978,979,69449,346,0003,021,0002,375,680
30Feb 15, 2026 13:426,32674,050,83251,496,0001,009,0002,523,136
31Feb 15, 2026 18:336,38377,988,59950,976,0001,999,0002,310,144
32Feb 15, 2026 18:336,38375,609,58549,981,0002,998,0002,260,992
33Feb 15, 2026 13:406,38577,147,94348,997,0003,999,0002,273,280
34Feb 15, 2026 13:406,39175,907,14749,046,0004,003,0002,306,048
35Feb 15, 2026 13:406,39674,466,52949,084,0004,006,0002,269,184
36Feb 15, 2026 18:336,43977,013,64049,411,0004,033,0002,314,240