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 listMar 13, 2026 14:32Eric CeglieEric CeglieScore: 26,400Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Mar 13, 2026 14:3226,383246,194,436216,979,0001,999,0002,285,568
2Mar 13, 2026 14:3626,384243,415,151216,992,0001,999,0002,277,376
3Mar 13, 2026 14:3626,388246,808,506218,022,0001,000,0002,260,992
4Mar 13, 2026 14:3626,389244,108,063217,029,0002,000,0002,277,376
5Mar 13, 2026 14:3226,391242,211,588218,049,0001,000,0002,285,568
6Mar 13, 2026 14:3626,392243,443,407217,050,0002,000,0002,285,568
7Mar 13, 2026 14:3626,393246,314,495217,059,0002,000,0002,265,088
8Mar 13, 2026 14:3626,393243,586,929217,060,0002,000,0002,506,752
9Mar 13, 2026 14:3626,394245,423,110217,069,0002,000,0002,281,472
10Mar 13, 2026 14:3626,395239,991,188217,079,0002,000,0002,514,944
11Mar 13, 2026 14:3626,396241,031,106217,085,0002,000,0002,285,568
12Mar 13, 2026 14:3626,396241,969,552217,083,0002,000,0002,506,752
13Mar 13, 2026 14:3226,400243,466,083217,121,0002,001,0002,285,568
14Mar 13, 2026 14:3226,400245,495,844217,118,0002,001,0002,506,752
15Mar 13, 2026 14:3626,401243,123,830218,125,0001,000,0002,285,568
16Mar 13, 2026 14:3626,403249,647,591217,142,0002,001,0002,506,752
17Mar 13, 2026 14:3626,408239,373,557219,184,00002,519,040
18Mar 13, 2026 14:3626,408245,670,765217,189,0002,001,0002,285,568
19Mar 13, 2026 14:3226,410243,815,502217,203,0002,001,0002,285,568
20Mar 13, 2026 14:3226,413242,659,151218,230,0001,001,0002,285,568
21Mar 13, 2026 14:3626,414249,598,976218,233,0001,001,0002,269,184
22Mar 13, 2026 14:3626,419242,505,530218,275,0001,001,0002,285,568
23Mar 13, 2026 14:3226,419249,831,676218,276,0001,001,0002,514,944
24Mar 13, 2026 14:3226,424236,930,954218,318,0001,001,0002,285,568
25Mar 13, 2026 14:3626,424242,205,430218,318,0001,001,0002,285,568
26Mar 13, 2026 14:3226,427242,719,820219,348,00002,285,568
27Mar 13, 2026 14:3626,427240,897,934218,341,0001,001,0002,285,568