text: Maximum sum possible from given Matrix by performing given operations | Function to print the maximum sum possible by selecting at most one element from each column such that no consecutive pairs are selected from a single row ; Initialize variables ; Traverse each column ; Print answer ; Driver Code ; Numberof columns
code: def maxSum ( arr , n ) : NEW_LINE INDENT r1 = r2 = 0 NEW_LINE for i in range ( n ) : NEW_LINE INDENT r1 , r2 = max ( r1 , r2 + arr [ 0 ] [ i ] ) , max ( r2 , r1 + arr [ 1 ] [ i ] ) NEW_LINE DEDENT print ( max ( r1 , r2 ) ) NEW_LINE DEDENT arr = [ [ 1 , 50 , 21 , 5 ] , [ 2 , 10 , 10 , 5 ] ] NEW_LINE n = len ( arr [ 0 ] ) NEW_LINE maxSum ( arr , n ) NEW_LINE