No matter what you assign to the b, it will be false since either the left or the right of the && operator is false.
res[i] = stack.length ? stack.at(-1) : -1;。关于这个话题，服务器推荐提供了深入分析
。WPS官方版本下载对此有专业解读
const light = new THREE.DirectionalLight(0xFFFFFF, 1);。搜狗输入法下载对此有专业解读
Let’s create a component that exports an image decoder for use from JavaScript code. First we need to write the interface that describes the image decoder: