D - Linear Paradise

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Chef lived in a linear paradise. Now he is trapped in The Dungeon with nothing but a set of numbers $a_1$, $a_2$, $...$, $a_n$. He has to make [linear combinations](https://en.wikipedia.org/wiki/Linear_combination) such that they have positive values. One day he wonders if he can select a subarray of size $k$ and change all the numbers in this subarray to maximize the minimum possible positive lin

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L1 Observation

L2 Technique

L3 Approach

L4 Pseudo-code

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L5 Full solution

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solution.cppC++17

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