Using a while Loop

Question

int num = 1;
int number;
int total ;

while (num <= 2) {
cin >> number;
total += number;
num++;
}
cout << total << endl;

If the int total is not declare as 0, what will happen?

Answer 1

https://stackoverflow.com/questions/1597405/what-happens-to-a-declared-uninitialized-variable-in-c-does-it-have-a-value?utm_medium=organic&utm_source=google_rich_qa&utm_campaign=google_rich_qa