The very first step was research. I dove into market analysis to understand the demographic I wanted to serve and studied competitors closely to see where the gaps were. I also began sourcing manufacturers in Italy to determine whether the product could realistically be produced at the quality level I envisioned. Before investing, I needed to validate that the idea was truly viable, so I began taste testing lots and lots of pasta.
思路：链表转数组 + 单调栈（从后往前遍历）。与「下一个更大元素」模板一致，仅需将链表值先提取到数组。
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This bond can seem like love, she says, and leads to people magnetically drawn into unhealthy dynamics because they are familiar, not because they are the perfect match.
* @returns {number[]} 每个位置需等待的天数（无更高温则为0）
Adding penalties or preferences for certain roads.