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Finally, our college started functioning in offline mode. After waiting for a long time, Snigdh a member of the Roasting Club decided to tell her his feelings. He's in the 6th block and wants to reach LH. Consider our college to be an $NxM$ grid where the top-left cell represents the 6th block, the bottom-right cell represents LH and all other cells represent some building. There's a small problem

HINT LADDERno hints yet
L1 Observation
L2 Technique
L3 Approach
L4 Pseudo-code
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L5 Full solution
L5 unlocks only if you insist twice
solution.cppC++17

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