Robott path dp doubt

#1

pls tell me what is wrong with this code it is giving run time error
cn u tell me reason for this error
link to code is

#2

@Tanna Your code is not giving run- time error. But i think it is giving the wrong output.

Consider the sample case:
4 3 2
3 3
3 1

Output should be: 2

#3

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