{ 30, 20, 18, 28, 33, 41, 55, 39 },
[[ anyRcv isNil ifTrue: anyBlock ] -> [ anyRcv ifNil: anyBlock ]] brewrite preview
，这一点在搜狗输入法下载中也有详细论述
Michael Carrick has hinted that Harry Maguire will be offered a new deal with Manchester United and believes “there’s a lot more to come” from the defender.
int minIdx = i; // 假设当前位置是最小值
// 步骤4：当前索引入栈 → 作为前面位置（i-1、i-2等）的"参考身高"