Given $$$q \; (q \le 2 \cdot 10^5)$$$ operations:
- Insert a pair $$$(a,b)$$$.
- Given pair $$$(x,y)$$$, find the minimum value of $$$ax + by$$$.
$$$|a|,|b|,|x|,|y| \le 10^6$$$.
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Given $$$q \; (q \le 2 \cdot 10^5)$$$ operations:
$$$|a|,|b|,|x|,|y| \le 10^6$$$.
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You might find the second editorial of this problem helpful.
Thank you so much, orz