621. Rohit and Virat's String Game
Rohit and Virat each have their own strings, str1 and str2 respectively. They want to determine the minimum sum of ASCII values of deleted characters in order to make the two strings equal.
The first line contains the string str1. The second line contains the string str2.
Display the minimum sum possible.
1 ≤ length of str1, str2 ≤ 1000