// 本地测试示例：head = [2,1,5] → 输出 [5,5,0]
"I don't attach my name to something that's not good," he said. "Not because I'm like, 'Oh, well, you're so righteous.' ... If somebody buys something on my recommendation, I don't want them going, 'This thing sucks.'"，这一点在safew官方版本下载中也有详细论述
。关于这个话题，PDF资料提供了深入分析
The APO (apochromatic) lens design on the telephoto is more immediately useful and effective. An APO lens significantly reduces chromatic aberration by focusing three wavelengths of light (red, green and blue) onto the same focal plane. This lens design means it can correct color fringing and improve image sharpness.
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