you give array equallength string word assume length string nEach string wordsi convert difference integer array differencei length n 1 differenceij wordsij1 wordsij 0 j n 2 note difference letter difference position alphabet ie position 0 b 1 z 25For example stre acb difference integer array 2 0 1 2 2 1all string word difference integer array you find stringreturn string word different difference integer array Example 1input word adcwzyabcoutput abcexplanation the difference integer array adc 3 0 2 3 3 1 the difference integer array wzy 25 22 24 25 3 1 the difference integer array abc 1 0 2 1 1 1 the odd array 1 1 return correspond string abcexample 2input word aaabobcccdddoutput bobexplanation all integer array 0 0 bob correspond 13 13 Constraints3 wordslength 100n wordsilength2 n 20wordsi consist lowercase english letter