Edit distance .it is not giving the correct output on large strings

#1


why it is not giving the correct output on large values.

#2

if(str2[i-1]==str1[j-1])
dp[i][j]=min(dp[i-1][j],min(dp[i][j-1],dp[i-1][j-1]));
Hey change this to:
if(str1[i-1]==str2[j-1])
dp[i][j]=dp[i-1][j-1];
Did you get it why? let me know if you did not

#3

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