What's the purpose of that "int total= 0;"?

Answer 1

declare a total variable of type int to store total value

Answer 2

It declares and initializes the integer variable total to 0.

Answer 3

it initialise total with 0 value and when all operations are done we get new value ..
we always need starting point .. in this case 0 is the starting point for "total".

Answer 4

it initializes the total to 0

Answer 5

To declare and initalise total.

Answer 6

Standard initialization

Answer 7

"total += x;" increments the variable total by the value of x.

Answer 8

so what's its output then?

Answer 9

ohhhh, okay thank you 😊

Answer 10

"total += x;" --> total = total + x

Answer 11

how about that "total += x;"?

Answer 12

same as total=total+x;

Answer 13

the output is like the updated value of total

Answer 14

in order to store the result of an expression into the total, first we have to intialize the value of total to zero.