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 29, 2026 10:19Danylo MocherniukDanylo MocherniukScore: 43,724Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Mar 29, 2026 10:1543,652383,184,636361,315,0001,000,0002,281,472
2Mar 29, 2026 10:2243,656392,903,958360,341,0002,001,0002,281,472
3Mar 29, 2026 10:1543,658388,854,576361,359,0001,000,0002,506,752
4Mar 29, 2026 10:1543,663384,569,812360,402,0002,002,0002,281,472
5Mar 29, 2026 10:2243,675388,829,303360,499,0002,002,0002,506,752
6Mar 29, 2026 10:2243,701391,748,540359,720,0002,997,0002,281,472
7Mar 29, 2026 10:1543,707384,557,767360,766,0001,998,0002,326,528
8Mar 29, 2026 10:1543,716387,425,199359,848,0002,998,0002,510,848
9Mar 29, 2026 10:1543,719385,692,761358,869,0003,998,0002,506,752
10Mar 29, 2026 10:2243,720386,356,041361,878,000999,0002,281,472
11Mar 29, 2026 10:1543,724384,379,703360,914,0001,999,0002,494,464
12Mar 29, 2026 10:2243,729385,722,045360,951,0001,999,0002,502,656
13Mar 29, 2026 10:2243,730392,082,440359,958,0002,999,0002,281,472
14Mar 29, 2026 10:2243,730386,065,858360,957,0001,999,0002,281,472
15Mar 29, 2026 10:1543,733385,087,306358,983,0003,999,0002,281,472
16Mar 29, 2026 10:2243,749388,011,207361,120,0002,000,0002,281,472
17Mar 29, 2026 10:2243,750386,521,583361,122,0002,000,0002,281,472
18Mar 29, 2026 10:1543,759391,689,983361,202,0002,001,0002,506,752
19Mar 29, 2026 10:1943,858402,516,006362,020,0002,000,0002,506,752
20Mar 29, 2026 10:1943,899386,567,802361,365,0002,994,0002,281,472
21Mar 29, 2026 10:1943,936400,866,983363,671,000999,0002,281,472