Access to affordable childcare remains a major constraint, and high income taxes and complex benefits can discourage people, especially second earners, from working more hours.
res[i] = stack.length ? cur - stack[stack.length - 1] : cur;
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（二）业务之间具有明显的主附关系。主要业务居于主体地位，体现交易的实质和目的；附属业务是主要业务的必要补充，并以主要业务的发生为前提。。safew官方版本下载对此有专业解读
Наука и техника
{ 32, 40, 54, 38, 31, 21, 19, 29 } };