1 : 1800
sum is 16800
2 : 18400
sum is 33400
3 : 34600
sum is 49600
The given code initializes a list L5 with five elements. It then sets begin to 1 and sum to 0. The loop iterates for values 1, 2, and 3. In each iteration, the code adds the element at index c of L5 to sum, prints the c and updated sum, and then adds ten times the first element of L5 to sum and prints the value of sum.