give string s1 s2 return low ascii sum delete character string equal Example 1input s1 sea s2 eatoutput 231explanation Deleting s sea add ascii value s 115 sumdeleting t eat add 116 sumAt end string equal 115 116 231 minimum sum possible achieve thisexample 2input s1 delete s2 leetoutput 403explanation delete dee delete turn string letadd 100d 101e 101e sumDeleting e leet add 101e sumAt end string equal let answer 100101101101 403if instead turn string lee eet answer 433 417 high Constraints1 s1length s2length 1000s1 s2 consist lowercase english letter