Blue color from RGBA Sergey Svistunov

Extract the Blue channel from a stream of RGBA pixels as fast as possible.

Input: 125 000 000 pixels in binary RGBA format on STDIN (4 bytes per pixel: R, G, B, A).

Output: Write only the Blue byte of each pixel to STDOUT (125 000 000 bytes total).

Back to listOct 1, 2025 10:41AnSaAnSaScore: 3,197Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Oct 1, 2025 10:413,16169,481,62533,189,00011,063,000126,218,240
2Oct 1, 2025 10:413,17464,496,69633,324,00011,108,000126,218,240
3Oct 1, 2025 10:413,17567,242,50033,333,00011,111,000126,222,336
4Oct 1, 2025 10:403,17670,176,52033,348,00011,116,000126,005,248
5Oct 1, 2025 10:413,17773,385,12532,347,00012,130,000126,267,392
6Oct 1, 2025 10:413,19172,099,50532,762,00011,913,000126,218,240
7Oct 1, 2025 10:403,19269,214,30633,768,00010,925,000126,263,296
8Oct 1, 2025 10:413,19771,946,60531,823,00012,928,000126,005,248
9Oct 1, 2025 10:413,19769,233,99532,821,00011,934,000126,226,432
10Oct 1, 2025 10:403,20163,362,80531,867,00012,946,000126,263,296
11Oct 1, 2025 10:413,20269,458,26632,874,00011,954,000126,226,432
12Oct 1, 2025 10:413,20267,811,27332,876,00011,955,000126,214,144
13Oct 1, 2025 10:413,20370,480,90031,888,00012,954,000126,255,104
14Oct 1, 2025 10:413,20962,358,00431,943,00012,977,000126,263,296
15Oct 1, 2025 10:413,22273,008,10933,082,00012,029,000126,222,336