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 23:26wnwnScore: 8,367Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 15, 2026 23:267,21982,895,89152,924,0006,990,0002,486,272
2Feb 15, 2026 23:267,24086,893,36251,082,0009,014,0002,260,992
3Feb 15, 2026 23:267,25582,574,27651,185,0009,032,0002,506,752
4Feb 15, 2026 23:258,26196,909,04160,501,0008,066,0002,355,200
5Feb 15, 2026 23:258,33592,536,17762,163,0007,018,0002,314,240
6Feb 15, 2026 23:258,35191,848,09059,268,00010,045,0002,465,792
7Feb 15, 2026 23:258,36094,835,92661,343,0008,045,0002,461,696
8Feb 15, 2026 23:258,36791,049,54764,416,0005,032,0002,359,296
9Feb 15, 2026 23:258,38395,241,28961,516,0008,067,0002,281,472
10Feb 15, 2026 23:258,44994,492,21061,114,0009,016,0002,301,952
11Feb 15, 2026 23:258,48095,672,75961,338,0009,049,0002,445,312
12Feb 15, 2026 23:268,502103,699,36862,501,0008,064,0002,322,432
13Feb 15, 2026 23:268,54094,430,24761,895,0008,984,0002,412,544
14Feb 15, 2026 23:258,59895,789,64763,323,0008,041,0002,486,272
15Feb 15, 2026 23:268,63399,264,48161,559,00010,091,0002,347,008