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Exploring Undiscovered Planets

You took a space craft on rent to visit Planet Stipi. On the way to Stipi, you decided to visit $N$ planets (numbered from $1$ to $N$) on the way to the destination (1st place being the source of your journey and Nth place being your destination). The spacecraft has a fuel tank of capacity 1L, so it needs regular refills. Every planet has a fuel station but the price of fuel is different over all

HINT LADDERno hints yet
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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