Why is it showing wrong output?

#1
#2

hello @supratik260699

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image711×314 5.92 KB

for i =0 or j=0
i-1 will be - 1. so in that case it will give run error.

handle that case separately and then it will work

#3

I have made the necessary changes still getting the same answer

#4

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check this ,
it should be dp[i][j-1];