Minimize replacement of characters to its nearest alphabet to make a string palindromic | Function to find the minimum number of operations required to convert th given string into palindrome ; Iterate till half of the string ; Find the absolute difference between the characters ; Adding the minimum difference of the two result ; Return the result ; Given string ; Function call
def minOperations ( s ) : NEW_LINE INDENT length = len ( s ) NEW_LINE result = 0 NEW_LINE for i in range ( length // 2 ) : NEW_LINE INDENT D1 = ( ord ( max ( s [ i ] , s [ length - 1 - i ] ) ) - ord ( min ( s [ i ] , s [ length - 1 - i ] ) ) ) NEW_LINE D2 = 26 - D1 NEW_LINE result += min ( D1 , D2 ) NEW_LINE DEDENT return result NEW_LINE DEDENT s = " abccdb " NEW_LINE print ( minOperations ( s ) ) NEW_LINE