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 listJan 3, 2026 06:51Pavitra GolchhaPavitra GolchhaScore: 78,725Success
Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Dec 15, 2025 13:4678,054667,503,359417,902,000229,946,0002,273,280
2Dec 15, 2025 13:4678,271672,575,337417,777,000231,876,0002,473,984
3Dec 15, 2025 13:4678,404674,649,033416,844,000233,912,0002,461,696
4Dec 15, 2025 13:4678,544688,234,457417,945,000233,969,0002,269,184
5Dec 15, 2025 13:4678,593677,010,243417,569,000234,757,0002,351,104
6Jan 3, 2026 06:5178,681678,743,627416,397,000236,657,0002,465,792
7Dec 15, 2025 13:4678,725677,849,189416,629,000236,789,0002,265,088
8Dec 15, 2025 13:4678,745680,836,047416,732,000236,848,0002,461,696
9Jan 3, 2026 06:5178,817681,752,820417,476,000236,703,0002,269,184
10Dec 15, 2025 13:4678,845678,489,394416,628,000237,788,0002,482,176
11Jan 3, 2026 06:5179,023683,396,309417,929,000237,959,0002,437,120
12Dec 15, 2025 13:4679,426696,440,683416,885,000242,352,0002,285,568